diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/radeon/si.c')
| -rw-r--r-- | kernel/drivers/gpu/drm/radeon/si.c | 7677 |
1 files changed, 7677 insertions, 0 deletions
diff --git a/kernel/drivers/gpu/drm/radeon/si.c b/kernel/drivers/gpu/drm/radeon/si.c new file mode 100644 index 000000000..4c679b802 --- /dev/null +++ b/kernel/drivers/gpu/drm/radeon/si.c @@ -0,0 +1,7677 @@ +/* + * Copyright 2011 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Alex Deucher + */ +#include <linux/firmware.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <drm/drmP.h> +#include "radeon.h" +#include "radeon_asic.h" +#include "radeon_audio.h" +#include <drm/radeon_drm.h> +#include "sid.h" +#include "atom.h" +#include "si_blit_shaders.h" +#include "clearstate_si.h" +#include "radeon_ucode.h" + + +MODULE_FIRMWARE("radeon/TAHITI_pfp.bin"); +MODULE_FIRMWARE("radeon/TAHITI_me.bin"); +MODULE_FIRMWARE("radeon/TAHITI_ce.bin"); +MODULE_FIRMWARE("radeon/TAHITI_mc.bin"); +MODULE_FIRMWARE("radeon/TAHITI_mc2.bin"); +MODULE_FIRMWARE("radeon/TAHITI_rlc.bin"); +MODULE_FIRMWARE("radeon/TAHITI_smc.bin"); + +MODULE_FIRMWARE("radeon/tahiti_pfp.bin"); +MODULE_FIRMWARE("radeon/tahiti_me.bin"); +MODULE_FIRMWARE("radeon/tahiti_ce.bin"); +MODULE_FIRMWARE("radeon/tahiti_mc.bin"); +MODULE_FIRMWARE("radeon/tahiti_rlc.bin"); +MODULE_FIRMWARE("radeon/tahiti_smc.bin"); + +MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_me.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_mc2.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_smc.bin"); + +MODULE_FIRMWARE("radeon/pitcairn_pfp.bin"); +MODULE_FIRMWARE("radeon/pitcairn_me.bin"); +MODULE_FIRMWARE("radeon/pitcairn_ce.bin"); +MODULE_FIRMWARE("radeon/pitcairn_mc.bin"); +MODULE_FIRMWARE("radeon/pitcairn_rlc.bin"); +MODULE_FIRMWARE("radeon/pitcairn_smc.bin"); + +MODULE_FIRMWARE("radeon/VERDE_pfp.bin"); +MODULE_FIRMWARE("radeon/VERDE_me.bin"); +MODULE_FIRMWARE("radeon/VERDE_ce.bin"); +MODULE_FIRMWARE("radeon/VERDE_mc.bin"); +MODULE_FIRMWARE("radeon/VERDE_mc2.bin"); +MODULE_FIRMWARE("radeon/VERDE_rlc.bin"); +MODULE_FIRMWARE("radeon/VERDE_smc.bin"); + +MODULE_FIRMWARE("radeon/verde_pfp.bin"); +MODULE_FIRMWARE("radeon/verde_me.bin"); +MODULE_FIRMWARE("radeon/verde_ce.bin"); +MODULE_FIRMWARE("radeon/verde_mc.bin"); +MODULE_FIRMWARE("radeon/verde_rlc.bin"); +MODULE_FIRMWARE("radeon/verde_smc.bin"); + +MODULE_FIRMWARE("radeon/OLAND_pfp.bin"); +MODULE_FIRMWARE("radeon/OLAND_me.bin"); +MODULE_FIRMWARE("radeon/OLAND_ce.bin"); +MODULE_FIRMWARE("radeon/OLAND_mc.bin"); +MODULE_FIRMWARE("radeon/OLAND_mc2.bin"); +MODULE_FIRMWARE("radeon/OLAND_rlc.bin"); +MODULE_FIRMWARE("radeon/OLAND_smc.bin"); + +MODULE_FIRMWARE("radeon/oland_pfp.bin"); +MODULE_FIRMWARE("radeon/oland_me.bin"); +MODULE_FIRMWARE("radeon/oland_ce.bin"); +MODULE_FIRMWARE("radeon/oland_mc.bin"); +MODULE_FIRMWARE("radeon/oland_rlc.bin"); +MODULE_FIRMWARE("radeon/oland_smc.bin"); + +MODULE_FIRMWARE("radeon/HAINAN_pfp.bin"); +MODULE_FIRMWARE("radeon/HAINAN_me.bin"); +MODULE_FIRMWARE("radeon/HAINAN_ce.bin"); +MODULE_FIRMWARE("radeon/HAINAN_mc.bin"); +MODULE_FIRMWARE("radeon/HAINAN_mc2.bin"); +MODULE_FIRMWARE("radeon/HAINAN_rlc.bin"); +MODULE_FIRMWARE("radeon/HAINAN_smc.bin"); + +MODULE_FIRMWARE("radeon/hainan_pfp.bin"); +MODULE_FIRMWARE("radeon/hainan_me.bin"); +MODULE_FIRMWARE("radeon/hainan_ce.bin"); +MODULE_FIRMWARE("radeon/hainan_mc.bin"); +MODULE_FIRMWARE("radeon/hainan_rlc.bin"); +MODULE_FIRMWARE("radeon/hainan_smc.bin"); + +static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh); +static void si_pcie_gen3_enable(struct radeon_device *rdev); +static void si_program_aspm(struct radeon_device *rdev); +extern void sumo_rlc_fini(struct radeon_device *rdev); +extern int sumo_rlc_init(struct radeon_device *rdev); +extern int r600_ih_ring_alloc(struct radeon_device *rdev); +extern void r600_ih_ring_fini(struct radeon_device *rdev); +extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev); +extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save); +extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save); +extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev); +extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev); +extern bool evergreen_is_display_hung(struct radeon_device *rdev); +static void si_enable_gui_idle_interrupt(struct radeon_device *rdev, + bool enable); +static void si_init_pg(struct radeon_device *rdev); +static void si_init_cg(struct radeon_device *rdev); +static void si_fini_pg(struct radeon_device *rdev); +static void si_fini_cg(struct radeon_device *rdev); +static void si_rlc_stop(struct radeon_device *rdev); + +static const u32 verde_rlc_save_restore_register_list[] = +{ + (0x8000 << 16) | (0x98f4 >> 2), + 0x00000000, + (0x8040 << 16) | (0x98f4 >> 2), + 0x00000000, + (0x8000 << 16) | (0xe80 >> 2), + 0x00000000, + (0x8040 << 16) | (0xe80 >> 2), + 0x00000000, + (0x8000 << 16) | (0x89bc >> 2), + 0x00000000, + (0x8040 << 16) | (0x89bc >> 2), + 0x00000000, + (0x8000 << 16) | (0x8c1c >> 2), + 0x00000000, + (0x8040 << 16) | (0x8c1c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x98f0 >> 2), + 0x00000000, + (0x9c00 << 16) | (0xe7c >> 2), + 0x00000000, + (0x8000 << 16) | (0x9148 >> 2), + 0x00000000, + (0x8040 << 16) | (0x9148 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9150 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x897c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8d8c >> 2), + 0x00000000, + (0x9c00 << 16) | (0xac54 >> 2), + 0X00000000, + 0x3, + (0x9c00 << 16) | (0x98f8 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9910 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9914 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9918 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x991c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9920 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9924 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9928 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x992c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9930 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9934 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9938 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x993c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9940 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9944 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9948 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x994c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9950 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9954 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9958 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x995c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9960 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9964 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9968 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x996c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9970 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9974 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9978 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x997c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9980 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9984 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9988 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x998c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8c00 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8c14 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8c04 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8c08 >> 2), + 0x00000000, + (0x8000 << 16) | (0x9b7c >> 2), + 0x00000000, + (0x8040 << 16) | (0x9b7c >> 2), + 0x00000000, + (0x8000 << 16) | (0xe84 >> 2), + 0x00000000, + (0x8040 << 16) | (0xe84 >> 2), + 0x00000000, + (0x8000 << 16) | (0x89c0 >> 2), + 0x00000000, + (0x8040 << 16) | (0x89c0 >> 2), + 0x00000000, + (0x8000 << 16) | (0x914c >> 2), + 0x00000000, + (0x8040 << 16) | (0x914c >> 2), + 0x00000000, + (0x8000 << 16) | (0x8c20 >> 2), + 0x00000000, + (0x8040 << 16) | (0x8c20 >> 2), + 0x00000000, + (0x8000 << 16) | (0x9354 >> 2), + 0x00000000, + (0x8040 << 16) | (0x9354 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9060 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9364 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9100 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x913c >> 2), + 0x00000000, + (0x8000 << 16) | (0x90e0 >> 2), + 0x00000000, + (0x8000 << 16) | (0x90e4 >> 2), + 0x00000000, + (0x8000 << 16) | (0x90e8 >> 2), + 0x00000000, + (0x8040 << 16) | (0x90e0 >> 2), + 0x00000000, + (0x8040 << 16) | (0x90e4 >> 2), + 0x00000000, + (0x8040 << 16) | (0x90e8 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8bcc >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8b24 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x88c4 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8e50 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8c0c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8e58 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8e5c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9508 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x950c >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9494 >> 2), + 0x00000000, + (0x9c00 << 16) | (0xac0c >> 2), + 0x00000000, + (0x9c00 << 16) | (0xac10 >> 2), + 0x00000000, + (0x9c00 << 16) | (0xac14 >> 2), + 0x00000000, + (0x9c00 << 16) | (0xae00 >> 2), + 0x00000000, + (0x9c00 << 16) | (0xac08 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x88d4 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x88c8 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x88cc >> 2), + 0x00000000, + (0x9c00 << 16) | (0x89b0 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8b10 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x8a14 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9830 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9834 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9838 >> 2), + 0x00000000, + (0x9c00 << 16) | (0x9a10 >> 2), + 0x00000000, + (0x8000 << 16) | (0x9870 >> 2), + 0x00000000, + (0x8000 << 16) | (0x9874 >> 2), + 0x00000000, + (0x8001 << 16) | (0x9870 >> 2), + 0x00000000, + (0x8001 << 16) | (0x9874 >> 2), + 0x00000000, + (0x8040 << 16) | (0x9870 >> 2), + 0x00000000, + (0x8040 << 16) | (0x9874 >> 2), + 0x00000000, + (0x8041 << 16) | (0x9870 >> 2), + 0x00000000, + (0x8041 << 16) | (0x9874 >> 2), + 0x00000000, + 0x00000000 +}; + +static const u32 tahiti_golden_rlc_registers[] = +{ + 0xc424, 0xffffffff, 0x00601005, + 0xc47c, 0xffffffff, 0x10104040, + 0xc488, 0xffffffff, 0x0100000a, + 0xc314, 0xffffffff, 0x00000800, + 0xc30c, 0xffffffff, 0x800000f4, + 0xf4a8, 0xffffffff, 0x00000000 +}; + +static const u32 tahiti_golden_registers[] = +{ + 0x9a10, 0x00010000, 0x00018208, + 0x9830, 0xffffffff, 0x00000000, + 0x9834, 0xf00fffff, 0x00000400, + 0x9838, 0x0002021c, 0x00020200, + 0xc78, 0x00000080, 0x00000000, + 0xd030, 0x000300c0, 0x00800040, + 0xd830, 0x000300c0, 0x00800040, + 0x5bb0, 0x000000f0, 0x00000070, + 0x5bc0, 0x00200000, 0x50100000, + 0x7030, 0x31000311, 0x00000011, + 0x277c, 0x00000003, 0x000007ff, + 0x240c, 0x000007ff, 0x00000000, + 0x8a14, 0xf000001f, 0x00000007, + 0x8b24, 0xffffffff, 0x00ffffff, + 0x8b10, 0x0000ff0f, 0x00000000, + 0x28a4c, 0x07ffffff, 0x4e000000, + 0x28350, 0x3f3f3fff, 0x2a00126a, + 0x30, 0x000000ff, 0x0040, + 0x34, 0x00000040, 0x00004040, + 0x9100, 0x07ffffff, 0x03000000, + 0x8e88, 0x01ff1f3f, 0x00000000, + 0x8e84, 0x01ff1f3f, 0x00000000, + 0x9060, 0x0000007f, 0x00000020, + 0x9508, 0x00010000, 0x00010000, + 0xac14, 0x00000200, 0x000002fb, + 0xac10, 0xffffffff, 0x0000543b, + 0xac0c, 0xffffffff, 0xa9210876, + 0x88d0, 0xffffffff, 0x000fff40, + 0x88d4, 0x0000001f, 0x00000010, + 0x1410, 0x20000000, 0x20fffed8, + 0x15c0, 0x000c0fc0, 0x000c0400 +}; + +static const u32 tahiti_golden_registers2[] = +{ + 0xc64, 0x00000001, 0x00000001 +}; + +static const u32 pitcairn_golden_rlc_registers[] = +{ + 0xc424, 0xffffffff, 0x00601004, + 0xc47c, 0xffffffff, 0x10102020, + 0xc488, 0xffffffff, 0x01000020, + 0xc314, 0xffffffff, 0x00000800, + 0xc30c, 0xffffffff, 0x800000a4 +}; + +static const u32 pitcairn_golden_registers[] = +{ + 0x9a10, 0x00010000, 0x00018208, + 0x9830, 0xffffffff, 0x00000000, + 0x9834, 0xf00fffff, 0x00000400, + 0x9838, 0x0002021c, 0x00020200, + 0xc78, 0x00000080, 0x00000000, + 0xd030, 0x000300c0, 0x00800040, + 0xd830, 0x000300c0, 0x00800040, + 0x5bb0, 0x000000f0, 0x00000070, + 0x5bc0, 0x00200000, 0x50100000, + 0x7030, 0x31000311, 0x00000011, + 0x2ae4, 0x00073ffe, 0x000022a2, + 0x240c, 0x000007ff, 0x00000000, + 0x8a14, 0xf000001f, 0x00000007, + 0x8b24, 0xffffffff, 0x00ffffff, + 0x8b10, 0x0000ff0f, 0x00000000, + 0x28a4c, 0x07ffffff, 0x4e000000, + 0x28350, 0x3f3f3fff, 0x2a00126a, + 0x30, 0x000000ff, 0x0040, + 0x34, 0x00000040, 0x00004040, + 0x9100, 0x07ffffff, 0x03000000, + 0x9060, 0x0000007f, 0x00000020, + 0x9508, 0x00010000, 0x00010000, + 0xac14, 0x000003ff, 0x000000f7, + 0xac10, 0xffffffff, 0x00000000, + 0xac0c, 0xffffffff, 0x32761054, + 0x88d4, 0x0000001f, 0x00000010, + 0x15c0, 0x000c0fc0, 0x000c0400 +}; + +static const u32 verde_golden_rlc_registers[] = +{ + 0xc424, 0xffffffff, 0x033f1005, + 0xc47c, 0xffffffff, 0x10808020, + 0xc488, 0xffffffff, 0x00800008, + 0xc314, 0xffffffff, 0x00001000, + 0xc30c, 0xffffffff, 0x80010014 +}; + +static const u32 verde_golden_registers[] = +{ + 0x9a10, 0x00010000, 0x00018208, + 0x9830, 0xffffffff, 0x00000000, + 0x9834, 0xf00fffff, 0x00000400, + 0x9838, 0x0002021c, 0x00020200, + 0xc78, 0x00000080, 0x00000000, + 0xd030, 0x000300c0, 0x00800040, + 0xd030, 0x000300c0, 0x00800040, + 0xd830, 0x000300c0, 0x00800040, + 0xd830, 0x000300c0, 0x00800040, + 0x5bb0, 0x000000f0, 0x00000070, + 0x5bc0, 0x00200000, 0x50100000, + 0x7030, 0x31000311, 0x00000011, + 0x2ae4, 0x00073ffe, 0x000022a2, + 0x2ae4, 0x00073ffe, 0x000022a2, + 0x2ae4, 0x00073ffe, 0x000022a2, + 0x240c, 0x000007ff, 0x00000000, + 0x240c, 0x000007ff, 0x00000000, + 0x240c, 0x000007ff, 0x00000000, + 0x8a14, 0xf000001f, 0x00000007, + 0x8a14, 0xf000001f, 0x00000007, + 0x8a14, 0xf000001f, 0x00000007, + 0x8b24, 0xffffffff, 0x00ffffff, + 0x8b10, 0x0000ff0f, 0x00000000, + 0x28a4c, 0x07ffffff, 0x4e000000, + 0x28350, 0x3f3f3fff, 0x0000124a, + 0x28350, 0x3f3f3fff, 0x0000124a, + 0x28350, 0x3f3f3fff, 0x0000124a, + 0x30, 0x000000ff, 0x0040, + 0x34, 0x00000040, 0x00004040, + 0x9100, 0x07ffffff, 0x03000000, + 0x9100, 0x07ffffff, 0x03000000, + 0x8e88, 0x01ff1f3f, 0x00000000, + 0x8e88, 0x01ff1f3f, 0x00000000, + 0x8e88, 0x01ff1f3f, 0x00000000, + 0x8e84, 0x01ff1f3f, 0x00000000, + 0x8e84, 0x01ff1f3f, 0x00000000, + 0x8e84, 0x01ff1f3f, 0x00000000, + 0x9060, 0x0000007f, 0x00000020, + 0x9508, 0x00010000, 0x00010000, + 0xac14, 0x000003ff, 0x00000003, + 0xac14, 0x000003ff, 0x00000003, + 0xac14, 0x000003ff, 0x00000003, + 0xac10, 0xffffffff, 0x00000000, + 0xac10, 0xffffffff, 0x00000000, + 0xac10, 0xffffffff, 0x00000000, + 0xac0c, 0xffffffff, 0x00001032, + 0xac0c, 0xffffffff, 0x00001032, + 0xac0c, 0xffffffff, 0x00001032, + 0x88d4, 0x0000001f, 0x00000010, + 0x88d4, 0x0000001f, 0x00000010, + 0x88d4, 0x0000001f, 0x00000010, + 0x15c0, 0x000c0fc0, 0x000c0400 +}; + +static const u32 oland_golden_rlc_registers[] = +{ + 0xc424, 0xffffffff, 0x00601005, + 0xc47c, 0xffffffff, 0x10104040, + 0xc488, 0xffffffff, 0x0100000a, + 0xc314, 0xffffffff, 0x00000800, + 0xc30c, 0xffffffff, 0x800000f4 +}; + +static const u32 oland_golden_registers[] = +{ + 0x9a10, 0x00010000, 0x00018208, + 0x9830, 0xffffffff, 0x00000000, + 0x9834, 0xf00fffff, 0x00000400, + 0x9838, 0x0002021c, 0x00020200, + 0xc78, 0x00000080, 0x00000000, + 0xd030, 0x000300c0, 0x00800040, + 0xd830, 0x000300c0, 0x00800040, + 0x5bb0, 0x000000f0, 0x00000070, + 0x5bc0, 0x00200000, 0x50100000, + 0x7030, 0x31000311, 0x00000011, + 0x2ae4, 0x00073ffe, 0x000022a2, + 0x240c, 0x000007ff, 0x00000000, + 0x8a14, 0xf000001f, 0x00000007, + 0x8b24, 0xffffffff, 0x00ffffff, + 0x8b10, 0x0000ff0f, 0x00000000, + 0x28a4c, 0x07ffffff, 0x4e000000, + 0x28350, 0x3f3f3fff, 0x00000082, + 0x30, 0x000000ff, 0x0040, + 0x34, 0x00000040, 0x00004040, + 0x9100, 0x07ffffff, 0x03000000, + 0x9060, 0x0000007f, 0x00000020, + 0x9508, 0x00010000, 0x00010000, + 0xac14, 0x000003ff, 0x000000f3, + 0xac10, 0xffffffff, 0x00000000, + 0xac0c, 0xffffffff, 0x00003210, + 0x88d4, 0x0000001f, 0x00000010, + 0x15c0, 0x000c0fc0, 0x000c0400 +}; + +static const u32 hainan_golden_registers[] = +{ + 0x9a10, 0x00010000, 0x00018208, + 0x9830, 0xffffffff, 0x00000000, + 0x9834, 0xf00fffff, 0x00000400, + 0x9838, 0x0002021c, 0x00020200, + 0xd0c0, 0xff000fff, 0x00000100, + 0xd030, 0x000300c0, 0x00800040, + 0xd8c0, 0xff000fff, 0x00000100, + 0xd830, 0x000300c0, 0x00800040, + 0x2ae4, 0x00073ffe, 0x000022a2, + 0x240c, 0x000007ff, 0x00000000, + 0x8a14, 0xf000001f, 0x00000007, + 0x8b24, 0xffffffff, 0x00ffffff, + 0x8b10, 0x0000ff0f, 0x00000000, + 0x28a4c, 0x07ffffff, 0x4e000000, + 0x28350, 0x3f3f3fff, 0x00000000, + 0x30, 0x000000ff, 0x0040, + 0x34, 0x00000040, 0x00004040, + 0x9100, 0x03e00000, 0x03600000, + 0x9060, 0x0000007f, 0x00000020, + 0x9508, 0x00010000, 0x00010000, + 0xac14, 0x000003ff, 0x000000f1, + 0xac10, 0xffffffff, 0x00000000, + 0xac0c, 0xffffffff, 0x00003210, + 0x88d4, 0x0000001f, 0x00000010, + 0x15c0, 0x000c0fc0, 0x000c0400 +}; + +static const u32 hainan_golden_registers2[] = +{ + 0x98f8, 0xffffffff, 0x02010001 +}; + +static const u32 tahiti_mgcg_cgcg_init[] = +{ + 0xc400, 0xffffffff, 0xfffffffc, + 0x802c, 0xffffffff, 0xe0000000, + 0x9a60, 0xffffffff, 0x00000100, + 0x92a4, 0xffffffff, 0x00000100, + 0xc164, 0xffffffff, 0x00000100, + 0x9774, 0xffffffff, 0x00000100, + 0x8984, 0xffffffff, 0x06000100, + 0x8a18, 0xffffffff, 0x00000100, + 0x92a0, 0xffffffff, 0x00000100, + 0xc380, 0xffffffff, 0x00000100, + 0x8b28, 0xffffffff, 0x00000100, + 0x9144, 0xffffffff, 0x00000100, + 0x8d88, 0xffffffff, 0x00000100, + 0x8d8c, 0xffffffff, 0x00000100, + 0x9030, 0xffffffff, 0x00000100, + 0x9034, 0xffffffff, 0x00000100, + 0x9038, 0xffffffff, 0x00000100, + 0x903c, 0xffffffff, 0x00000100, + 0xad80, 0xffffffff, 0x00000100, + 0xac54, 0xffffffff, 0x00000100, + 0x897c, 0xffffffff, 0x06000100, + 0x9868, 0xffffffff, 0x00000100, + 0x9510, 0xffffffff, 0x00000100, + 0xaf04, 0xffffffff, 0x00000100, + 0xae04, 0xffffffff, 0x00000100, + 0x949c, 0xffffffff, 0x00000100, + 0x802c, 0xffffffff, 0xe0000000, + 0x9160, 0xffffffff, 0x00010000, + 0x9164, 0xffffffff, 0x00030002, + 0x9168, 0xffffffff, 0x00040007, + 0x916c, 0xffffffff, 0x00060005, + 0x9170, 0xffffffff, 0x00090008, + 0x9174, 0xffffffff, 0x00020001, + 0x9178, 0xffffffff, 0x00040003, + 0x917c, 0xffffffff, 0x00000007, + 0x9180, 0xffffffff, 0x00060005, + 0x9184, 0xffffffff, 0x00090008, + 0x9188, 0xffffffff, 0x00030002, + 0x918c, 0xffffffff, 0x00050004, + 0x9190, 0xffffffff, 0x00000008, + 0x9194, 0xffffffff, 0x00070006, + 0x9198, 0xffffffff, 0x000a0009, + 0x919c, 0xffffffff, 0x00040003, + 0x91a0, 0xffffffff, 0x00060005, + 0x91a4, 0xffffffff, 0x00000009, + 0x91a8, 0xffffffff, 0x00080007, + 0x91ac, 0xffffffff, 0x000b000a, + 0x91b0, 0xffffffff, 0x00050004, + 0x91b4, 0xffffffff, 0x00070006, + 0x91b8, 0xffffffff, 0x0008000b, + 0x91bc, 0xffffffff, 0x000a0009, + 0x91c0, 0xffffffff, 0x000d000c, + 0x91c4, 0xffffffff, 0x00060005, + 0x91c8, 0xffffffff, 0x00080007, + 0x91cc, 0xffffffff, 0x0000000b, + 0x91d0, 0xffffffff, 0x000a0009, + 0x91d4, 0xffffffff, 0x000d000c, + 0x91d8, 0xffffffff, 0x00070006, + 0x91dc, 0xffffffff, 0x00090008, + 0x91e0, 0xffffffff, 0x0000000c, + 0x91e4, 0xffffffff, 0x000b000a, + 0x91e8, 0xffffffff, 0x000e000d, + 0x91ec, 0xffffffff, 0x00080007, + 0x91f0, 0xffffffff, 0x000a0009, + 0x91f4, 0xffffffff, 0x0000000d, + 0x91f8, 0xffffffff, 0x000c000b, + 0x91fc, 0xffffffff, 0x000f000e, + 0x9200, 0xffffffff, 0x00090008, + 0x9204, 0xffffffff, 0x000b000a, + 0x9208, 0xffffffff, 0x000c000f, + 0x920c, 0xffffffff, 0x000e000d, + 0x9210, 0xffffffff, 0x00110010, + 0x9214, 0xffffffff, 0x000a0009, + 0x9218, 0xffffffff, 0x000c000b, + 0x921c, 0xffffffff, 0x0000000f, + 0x9220, 0xffffffff, 0x000e000d, + 0x9224, 0xffffffff, 0x00110010, + 0x9228, 0xffffffff, 0x000b000a, + 0x922c, 0xffffffff, 0x000d000c, + 0x9230, 0xffffffff, 0x00000010, + 0x9234, 0xffffffff, 0x000f000e, + 0x9238, 0xffffffff, 0x00120011, + 0x923c, 0xffffffff, 0x000c000b, + 0x9240, 0xffffffff, 0x000e000d, + 0x9244, 0xffffffff, 0x00000011, + 0x9248, 0xffffffff, 0x0010000f, + 0x924c, 0xffffffff, 0x00130012, + 0x9250, 0xffffffff, 0x000d000c, + 0x9254, 0xffffffff, 0x000f000e, + 0x9258, 0xffffffff, 0x00100013, + 0x925c, 0xffffffff, 0x00120011, + 0x9260, 0xffffffff, 0x00150014, + 0x9264, 0xffffffff, 0x000e000d, + 0x9268, 0xffffffff, 0x0010000f, + 0x926c, 0xffffffff, 0x00000013, + 0x9270, 0xffffffff, 0x00120011, + 0x9274, 0xffffffff, 0x00150014, + 0x9278, 0xffffffff, 0x000f000e, + 0x927c, 0xffffffff, 0x00110010, + 0x9280, 0xffffffff, 0x00000014, + 0x9284, 0xffffffff, 0x00130012, + 0x9288, 0xffffffff, 0x00160015, + 0x928c, 0xffffffff, 0x0010000f, + 0x9290, 0xffffffff, 0x00120011, + 0x9294, 0xffffffff, 0x00000015, + 0x9298, 0xffffffff, 0x00140013, + 0x929c, 0xffffffff, 0x00170016, + 0x9150, 0xffffffff, 0x96940200, + 0x8708, 0xffffffff, 0x00900100, + 0xc478, 0xffffffff, 0x00000080, + 0xc404, 0xffffffff, 0x0020003f, + 0x30, 0xffffffff, 0x0000001c, + 0x34, 0x000f0000, 0x000f0000, + 0x160c, 0xffffffff, 0x00000100, + 0x1024, 0xffffffff, 0x00000100, + 0x102c, 0x00000101, 0x00000000, + 0x20a8, 0xffffffff, 0x00000104, + 0x264c, 0x000c0000, 0x000c0000, + 0x2648, 0x000c0000, 0x000c0000, + 0x55e4, 0xff000fff, 0x00000100, + 0x55e8, 0x00000001, 0x00000001, + 0x2f50, 0x00000001, 0x00000001, + 0x30cc, 0xc0000fff, 0x00000104, + 0xc1e4, 0x00000001, 0x00000001, + 0xd0c0, 0xfffffff0, 0x00000100, + 0xd8c0, 0xfffffff0, 0x00000100 +}; + +static const u32 pitcairn_mgcg_cgcg_init[] = +{ + 0xc400, 0xffffffff, 0xfffffffc, + 0x802c, 0xffffffff, 0xe0000000, + 0x9a60, 0xffffffff, 0x00000100, + 0x92a4, 0xffffffff, 0x00000100, + 0xc164, 0xffffffff, 0x00000100, + 0x9774, 0xffffffff, 0x00000100, + 0x8984, 0xffffffff, 0x06000100, + 0x8a18, 0xffffffff, 0x00000100, + 0x92a0, 0xffffffff, 0x00000100, + 0xc380, 0xffffffff, 0x00000100, + 0x8b28, 0xffffffff, 0x00000100, + 0x9144, 0xffffffff, 0x00000100, + 0x8d88, 0xffffffff, 0x00000100, + 0x8d8c, 0xffffffff, 0x00000100, + 0x9030, 0xffffffff, 0x00000100, + 0x9034, 0xffffffff, 0x00000100, + 0x9038, 0xffffffff, 0x00000100, + 0x903c, 0xffffffff, 0x00000100, + 0xad80, 0xffffffff, 0x00000100, + 0xac54, 0xffffffff, 0x00000100, + 0x897c, 0xffffffff, 0x06000100, + 0x9868, 0xffffffff, 0x00000100, + 0x9510, 0xffffffff, 0x00000100, + 0xaf04, 0xffffffff, 0x00000100, + 0xae04, 0xffffffff, 0x00000100, + 0x949c, 0xffffffff, 0x00000100, + 0x802c, 0xffffffff, 0xe0000000, + 0x9160, 0xffffffff, 0x00010000, + 0x9164, 0xffffffff, 0x00030002, + 0x9168, 0xffffffff, 0x00040007, + 0x916c, 0xffffffff, 0x00060005, + 0x9170, 0xffffffff, 0x00090008, + 0x9174, 0xffffffff, 0x00020001, + 0x9178, 0xffffffff, 0x00040003, + 0x917c, 0xffffffff, 0x00000007, + 0x9180, 0xffffffff, 0x00060005, + 0x9184, 0xffffffff, 0x00090008, + 0x9188, 0xffffffff, 0x00030002, + 0x918c, 0xffffffff, 0x00050004, + 0x9190, 0xffffffff, 0x00000008, + 0x9194, 0xffffffff, 0x00070006, + 0x9198, 0xffffffff, 0x000a0009, + 0x919c, 0xffffffff, 0x00040003, + 0x91a0, 0xffffffff, 0x00060005, + 0x91a4, 0xffffffff, 0x00000009, + 0x91a8, 0xffffffff, 0x00080007, + 0x91ac, 0xffffffff, 0x000b000a, + 0x91b0, 0xffffffff, 0x00050004, + 0x91b4, 0xffffffff, 0x00070006, + 0x91b8, 0xffffffff, 0x0008000b, + 0x91bc, 0xffffffff, 0x000a0009, + 0x91c0, 0xffffffff, 0x000d000c, + 0x9200, 0xffffffff, 0x00090008, + 0x9204, 0xffffffff, 0x000b000a, + 0x9208, 0xffffffff, 0x000c000f, + 0x920c, 0xffffffff, 0x000e000d, + 0x9210, 0xffffffff, 0x00110010, + 0x9214, 0xffffffff, 0x000a0009, + 0x9218, 0xffffffff, 0x000c000b, + 0x921c, 0xffffffff, 0x0000000f, + 0x9220, 0xffffffff, 0x000e000d, + 0x9224, 0xffffffff, 0x00110010, + 0x9228, 0xffffffff, 0x000b000a, + 0x922c, 0xffffffff, 0x000d000c, + 0x9230, 0xffffffff, 0x00000010, + 0x9234, 0xffffffff, 0x000f000e, + 0x9238, 0xffffffff, 0x00120011, + 0x923c, 0xffffffff, 0x000c000b, + 0x9240, 0xffffffff, 0x000e000d, + 0x9244, 0xffffffff, 0x00000011, + 0x9248, 0xffffffff, 0x0010000f, + 0x924c, 0xffffffff, 0x00130012, + 0x9250, 0xffffffff, 0x000d000c, + 0x9254, 0xffffffff, 0x000f000e, + 0x9258, 0xffffffff, 0x00100013, + 0x925c, 0xffffffff, 0x00120011, + 0x9260, 0xffffffff, 0x00150014, + 0x9150, 0xffffffff, 0x96940200, + 0x8708, 0xffffffff, 0x00900100, + 0xc478, 0xffffffff, 0x00000080, + 0xc404, 0xffffffff, 0x0020003f, + 0x30, 0xffffffff, 0x0000001c, + 0x34, 0x000f0000, 0x000f0000, + 0x160c, 0xffffffff, 0x00000100, + 0x1024, 0xffffffff, 0x00000100, + 0x102c, 0x00000101, 0x00000000, + 0x20a8, 0xffffffff, 0x00000104, + 0x55e4, 0xff000fff, 0x00000100, + 0x55e8, 0x00000001, 0x00000001, + 0x2f50, 0x00000001, 0x00000001, + 0x30cc, 0xc0000fff, 0x00000104, + 0xc1e4, 0x00000001, 0x00000001, + 0xd0c0, 0xfffffff0, 0x00000100, + 0xd8c0, 0xfffffff0, 0x00000100 +}; + +static const u32 verde_mgcg_cgcg_init[] = +{ + 0xc400, 0xffffffff, 0xfffffffc, + 0x802c, 0xffffffff, 0xe0000000, + 0x9a60, 0xffffffff, 0x00000100, + 0x92a4, 0xffffffff, 0x00000100, + 0xc164, 0xffffffff, 0x00000100, + 0x9774, 0xffffffff, 0x00000100, + 0x8984, 0xffffffff, 0x06000100, + 0x8a18, 0xffffffff, 0x00000100, + 0x92a0, 0xffffffff, 0x00000100, + 0xc380, 0xffffffff, 0x00000100, + 0x8b28, 0xffffffff, 0x00000100, + 0x9144, 0xffffffff, 0x00000100, + 0x8d88, 0xffffffff, 0x00000100, + 0x8d8c, 0xffffffff, 0x00000100, + 0x9030, 0xffffffff, 0x00000100, + 0x9034, 0xffffffff, 0x00000100, + 0x9038, 0xffffffff, 0x00000100, + 0x903c, 0xffffffff, 0x00000100, + 0xad80, 0xffffffff, 0x00000100, + 0xac54, 0xffffffff, 0x00000100, + 0x897c, 0xffffffff, 0x06000100, + 0x9868, 0xffffffff, 0x00000100, + 0x9510, 0xffffffff, 0x00000100, + 0xaf04, 0xffffffff, 0x00000100, + 0xae04, 0xffffffff, 0x00000100, + 0x949c, 0xffffffff, 0x00000100, + 0x802c, 0xffffffff, 0xe0000000, + 0x9160, 0xffffffff, 0x00010000, + 0x9164, 0xffffffff, 0x00030002, + 0x9168, 0xffffffff, 0x00040007, + 0x916c, 0xffffffff, 0x00060005, + 0x9170, 0xffffffff, 0x00090008, + 0x9174, 0xffffffff, 0x00020001, + 0x9178, 0xffffffff, 0x00040003, + 0x917c, 0xffffffff, 0x00000007, + 0x9180, 0xffffffff, 0x00060005, + 0x9184, 0xffffffff, 0x00090008, + 0x9188, 0xffffffff, 0x00030002, + 0x918c, 0xffffffff, 0x00050004, + 0x9190, 0xffffffff, 0x00000008, + 0x9194, 0xffffffff, 0x00070006, + 0x9198, 0xffffffff, 0x000a0009, + 0x919c, 0xffffffff, 0x00040003, + 0x91a0, 0xffffffff, 0x00060005, + 0x91a4, 0xffffffff, 0x00000009, + 0x91a8, 0xffffffff, 0x00080007, + 0x91ac, 0xffffffff, 0x000b000a, + 0x91b0, 0xffffffff, 0x00050004, + 0x91b4, 0xffffffff, 0x00070006, + 0x91b8, 0xffffffff, 0x0008000b, + 0x91bc, 0xffffffff, 0x000a0009, + 0x91c0, 0xffffffff, 0x000d000c, + 0x9200, 0xffffffff, 0x00090008, + 0x9204, 0xffffffff, 0x000b000a, + 0x9208, 0xffffffff, 0x000c000f, + 0x920c, 0xffffffff, 0x000e000d, + 0x9210, 0xffffffff, 0x00110010, + 0x9214, 0xffffffff, 0x000a0009, + 0x9218, 0xffffffff, 0x000c000b, + 0x921c, 0xffffffff, 0x0000000f, + 0x9220, 0xffffffff, 0x000e000d, + 0x9224, 0xffffffff, 0x00110010, + 0x9228, 0xffffffff, 0x000b000a, + 0x922c, 0xffffffff, 0x000d000c, + 0x9230, 0xffffffff, 0x00000010, + 0x9234, 0xffffffff, 0x000f000e, + 0x9238, 0xffffffff, 0x00120011, + 0x923c, 0xffffffff, 0x000c000b, + 0x9240, 0xffffffff, 0x000e000d, + 0x9244, 0xffffffff, 0x00000011, + 0x9248, 0xffffffff, 0x0010000f, + 0x924c, 0xffffffff, 0x00130012, + 0x9250, 0xffffffff, 0x000d000c, + 0x9254, 0xffffffff, 0x000f000e, + 0x9258, 0xffffffff, 0x00100013, + 0x925c, 0xffffffff, 0x00120011, + 0x9260, 0xffffffff, 0x00150014, + 0x9150, 0xffffffff, 0x96940200, + 0x8708, 0xffffffff, 0x00900100, + 0xc478, 0xffffffff, 0x00000080, + 0xc404, 0xffffffff, 0x0020003f, + 0x30, 0xffffffff, 0x0000001c, + 0x34, 0x000f0000, 0x000f0000, + 0x160c, 0xffffffff, 0x00000100, + 0x1024, 0xffffffff, 0x00000100, + 0x102c, 0x00000101, 0x00000000, + 0x20a8, 0xffffffff, 0x00000104, + 0x264c, 0x000c0000, 0x000c0000, + 0x2648, 0x000c0000, 0x000c0000, + 0x55e4, 0xff000fff, 0x00000100, + 0x55e8, 0x00000001, 0x00000001, + 0x2f50, 0x00000001, 0x00000001, + 0x30cc, 0xc0000fff, 0x00000104, + 0xc1e4, 0x00000001, 0x00000001, + 0xd0c0, 0xfffffff0, 0x00000100, + 0xd8c0, 0xfffffff0, 0x00000100 +}; + +static const u32 oland_mgcg_cgcg_init[] = +{ + 0xc400, 0xffffffff, 0xfffffffc, + 0x802c, 0xffffffff, 0xe0000000, + 0x9a60, 0xffffffff, 0x00000100, + 0x92a4, 0xffffffff, 0x00000100, + 0xc164, 0xffffffff, 0x00000100, + 0x9774, 0xffffffff, 0x00000100, + 0x8984, 0xffffffff, 0x06000100, + 0x8a18, 0xffffffff, 0x00000100, + 0x92a0, 0xffffffff, 0x00000100, + 0xc380, 0xffffffff, 0x00000100, + 0x8b28, 0xffffffff, 0x00000100, + 0x9144, 0xffffffff, 0x00000100, + 0x8d88, 0xffffffff, 0x00000100, + 0x8d8c, 0xffffffff, 0x00000100, + 0x9030, 0xffffffff, 0x00000100, + 0x9034, 0xffffffff, 0x00000100, + 0x9038, 0xffffffff, 0x00000100, + 0x903c, 0xffffffff, 0x00000100, + 0xad80, 0xffffffff, 0x00000100, + 0xac54, 0xffffffff, 0x00000100, + 0x897c, 0xffffffff, 0x06000100, + 0x9868, 0xffffffff, 0x00000100, + 0x9510, 0xffffffff, 0x00000100, + 0xaf04, 0xffffffff, 0x00000100, + 0xae04, 0xffffffff, 0x00000100, + 0x949c, 0xffffffff, 0x00000100, + 0x802c, 0xffffffff, 0xe0000000, + 0x9160, 0xffffffff, 0x00010000, + 0x9164, 0xffffffff, 0x00030002, + 0x9168, 0xffffffff, 0x00040007, + 0x916c, 0xffffffff, 0x00060005, + 0x9170, 0xffffffff, 0x00090008, + 0x9174, 0xffffffff, 0x00020001, + 0x9178, 0xffffffff, 0x00040003, + 0x917c, 0xffffffff, 0x00000007, + 0x9180, 0xffffffff, 0x00060005, + 0x9184, 0xffffffff, 0x00090008, + 0x9188, 0xffffffff, 0x00030002, + 0x918c, 0xffffffff, 0x00050004, + 0x9190, 0xffffffff, 0x00000008, + 0x9194, 0xffffffff, 0x00070006, + 0x9198, 0xffffffff, 0x000a0009, + 0x919c, 0xffffffff, 0x00040003, + 0x91a0, 0xffffffff, 0x00060005, + 0x91a4, 0xffffffff, 0x00000009, + 0x91a8, 0xffffffff, 0x00080007, + 0x91ac, 0xffffffff, 0x000b000a, + 0x91b0, 0xffffffff, 0x00050004, + 0x91b4, 0xffffffff, 0x00070006, + 0x91b8, 0xffffffff, 0x0008000b, + 0x91bc, 0xffffffff, 0x000a0009, + 0x91c0, 0xffffffff, 0x000d000c, + 0x91c4, 0xffffffff, 0x00060005, + 0x91c8, 0xffffffff, 0x00080007, + 0x91cc, 0xffffffff, 0x0000000b, + 0x91d0, 0xffffffff, 0x000a0009, + 0x91d4, 0xffffffff, 0x000d000c, + 0x9150, 0xffffffff, 0x96940200, + 0x8708, 0xffffffff, 0x00900100, + 0xc478, 0xffffffff, 0x00000080, + 0xc404, 0xffffffff, 0x0020003f, + 0x30, 0xffffffff, 0x0000001c, + 0x34, 0x000f0000, 0x000f0000, + 0x160c, 0xffffffff, 0x00000100, + 0x1024, 0xffffffff, 0x00000100, + 0x102c, 0x00000101, 0x00000000, + 0x20a8, 0xffffffff, 0x00000104, + 0x264c, 0x000c0000, 0x000c0000, + 0x2648, 0x000c0000, 0x000c0000, + 0x55e4, 0xff000fff, 0x00000100, + 0x55e8, 0x00000001, 0x00000001, + 0x2f50, 0x00000001, 0x00000001, + 0x30cc, 0xc0000fff, 0x00000104, + 0xc1e4, 0x00000001, 0x00000001, + 0xd0c0, 0xfffffff0, 0x00000100, + 0xd8c0, 0xfffffff0, 0x00000100 +}; + +static const u32 hainan_mgcg_cgcg_init[] = +{ + 0xc400, 0xffffffff, 0xfffffffc, + 0x802c, 0xffffffff, 0xe0000000, + 0x9a60, 0xffffffff, 0x00000100, + 0x92a4, 0xffffffff, 0x00000100, + 0xc164, 0xffffffff, 0x00000100, + 0x9774, 0xffffffff, 0x00000100, + 0x8984, 0xffffffff, 0x06000100, + 0x8a18, 0xffffffff, 0x00000100, + 0x92a0, 0xffffffff, 0x00000100, + 0xc380, 0xffffffff, 0x00000100, + 0x8b28, 0xffffffff, 0x00000100, + 0x9144, 0xffffffff, 0x00000100, + 0x8d88, 0xffffffff, 0x00000100, + 0x8d8c, 0xffffffff, 0x00000100, + 0x9030, 0xffffffff, 0x00000100, + 0x9034, 0xffffffff, 0x00000100, + 0x9038, 0xffffffff, 0x00000100, + 0x903c, 0xffffffff, 0x00000100, + 0xad80, 0xffffffff, 0x00000100, + 0xac54, 0xffffffff, 0x00000100, + 0x897c, 0xffffffff, 0x06000100, + 0x9868, 0xffffffff, 0x00000100, + 0x9510, 0xffffffff, 0x00000100, + 0xaf04, 0xffffffff, 0x00000100, + 0xae04, 0xffffffff, 0x00000100, + 0x949c, 0xffffffff, 0x00000100, + 0x802c, 0xffffffff, 0xe0000000, + 0x9160, 0xffffffff, 0x00010000, + 0x9164, 0xffffffff, 0x00030002, + 0x9168, 0xffffffff, 0x00040007, + 0x916c, 0xffffffff, 0x00060005, + 0x9170, 0xffffffff, 0x00090008, + 0x9174, 0xffffffff, 0x00020001, + 0x9178, 0xffffffff, 0x00040003, + 0x917c, 0xffffffff, 0x00000007, + 0x9180, 0xffffffff, 0x00060005, + 0x9184, 0xffffffff, 0x00090008, + 0x9188, 0xffffffff, 0x00030002, + 0x918c, 0xffffffff, 0x00050004, + 0x9190, 0xffffffff, 0x00000008, + 0x9194, 0xffffffff, 0x00070006, + 0x9198, 0xffffffff, 0x000a0009, + 0x919c, 0xffffffff, 0x00040003, + 0x91a0, 0xffffffff, 0x00060005, + 0x91a4, 0xffffffff, 0x00000009, + 0x91a8, 0xffffffff, 0x00080007, + 0x91ac, 0xffffffff, 0x000b000a, + 0x91b0, 0xffffffff, 0x00050004, + 0x91b4, 0xffffffff, 0x00070006, + 0x91b8, 0xffffffff, 0x0008000b, + 0x91bc, 0xffffffff, 0x000a0009, + 0x91c0, 0xffffffff, 0x000d000c, + 0x91c4, 0xffffffff, 0x00060005, + 0x91c8, 0xffffffff, 0x00080007, + 0x91cc, 0xffffffff, 0x0000000b, + 0x91d0, 0xffffffff, 0x000a0009, + 0x91d4, 0xffffffff, 0x000d000c, + 0x9150, 0xffffffff, 0x96940200, + 0x8708, 0xffffffff, 0x00900100, + 0xc478, 0xffffffff, 0x00000080, + 0xc404, 0xffffffff, 0x0020003f, + 0x30, 0xffffffff, 0x0000001c, + 0x34, 0x000f0000, 0x000f0000, + 0x160c, 0xffffffff, 0x00000100, + 0x1024, 0xffffffff, 0x00000100, + 0x20a8, 0xffffffff, 0x00000104, + 0x264c, 0x000c0000, 0x000c0000, + 0x2648, 0x000c0000, 0x000c0000, + 0x2f50, 0x00000001, 0x00000001, + 0x30cc, 0xc0000fff, 0x00000104, + 0xc1e4, 0x00000001, 0x00000001, + 0xd0c0, 0xfffffff0, 0x00000100, + 0xd8c0, 0xfffffff0, 0x00000100 +}; + +static u32 verde_pg_init[] = +{ + 0x353c, 0xffffffff, 0x40000, + 0x3538, 0xffffffff, 0x200010ff, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x7007, + 0x3538, 0xffffffff, 0x300010ff, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x400000, + 0x3538, 0xffffffff, 0x100010ff, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x120200, + 0x3538, 0xffffffff, 0x500010ff, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x1e1e16, + 0x3538, 0xffffffff, 0x600010ff, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x171f1e, + 0x3538, 0xffffffff, 0x700010ff, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x353c, 0xffffffff, 0x0, + 0x3538, 0xffffffff, 0x9ff, + 0x3500, 0xffffffff, 0x0, + 0x3504, 0xffffffff, 0x10000800, + 0x3504, 0xffffffff, 0xf, + 0x3504, 0xffffffff, 0xf, + 0x3500, 0xffffffff, 0x4, + 0x3504, 0xffffffff, 0x1000051e, + 0x3504, 0xffffffff, 0xffff, + 0x3504, 0xffffffff, 0xffff, + 0x3500, 0xffffffff, 0x8, + 0x3504, 0xffffffff, 0x80500, + 0x3500, 0xffffffff, 0x12, + 0x3504, 0xffffffff, 0x9050c, + 0x3500, 0xffffffff, 0x1d, + 0x3504, 0xffffffff, 0xb052c, + 0x3500, 0xffffffff, 0x2a, + 0x3504, 0xffffffff, 0x1053e, + 0x3500, 0xffffffff, 0x2d, + 0x3504, 0xffffffff, 0x10546, + 0x3500, 0xffffffff, 0x30, + 0x3504, 0xffffffff, 0xa054e, + 0x3500, 0xffffffff, 0x3c, + 0x3504, 0xffffffff, 0x1055f, + 0x3500, 0xffffffff, 0x3f, + 0x3504, 0xffffffff, 0x10567, + 0x3500, 0xffffffff, 0x42, + 0x3504, 0xffffffff, 0x1056f, + 0x3500, 0xffffffff, 0x45, + 0x3504, 0xffffffff, 0x10572, + 0x3500, 0xffffffff, 0x48, + 0x3504, 0xffffffff, 0x20575, + 0x3500, 0xffffffff, 0x4c, + 0x3504, 0xffffffff, 0x190801, + 0x3500, 0xffffffff, 0x67, + 0x3504, 0xffffffff, 0x1082a, + 0x3500, 0xffffffff, 0x6a, + 0x3504, 0xffffffff, 0x1b082d, + 0x3500, 0xffffffff, 0x87, + 0x3504, 0xffffffff, 0x310851, + 0x3500, 0xffffffff, 0xba, + 0x3504, 0xffffffff, 0x891, + 0x3500, 0xffffffff, 0xbc, + 0x3504, 0xffffffff, 0x893, + 0x3500, 0xffffffff, 0xbe, + 0x3504, 0xffffffff, 0x20895, + 0x3500, 0xffffffff, 0xc2, + 0x3504, 0xffffffff, 0x20899, + 0x3500, 0xffffffff, 0xc6, + 0x3504, 0xffffffff, 0x2089d, + 0x3500, 0xffffffff, 0xca, + 0x3504, 0xffffffff, 0x8a1, + 0x3500, 0xffffffff, 0xcc, + 0x3504, 0xffffffff, 0x8a3, + 0x3500, 0xffffffff, 0xce, + 0x3504, 0xffffffff, 0x308a5, + 0x3500, 0xffffffff, 0xd3, + 0x3504, 0xffffffff, 0x6d08cd, + 0x3500, 0xffffffff, 0x142, + 0x3504, 0xffffffff, 0x2000095a, + 0x3504, 0xffffffff, 0x1, + 0x3500, 0xffffffff, 0x144, + 0x3504, 0xffffffff, 0x301f095b, + 0x3500, 0xffffffff, 0x165, + 0x3504, 0xffffffff, 0xc094d, + 0x3500, 0xffffffff, 0x173, + 0x3504, 0xffffffff, 0xf096d, + 0x3500, 0xffffffff, 0x184, + 0x3504, 0xffffffff, 0x15097f, + 0x3500, 0xffffffff, 0x19b, + 0x3504, 0xffffffff, 0xc0998, + 0x3500, 0xffffffff, 0x1a9, + 0x3504, 0xffffffff, 0x409a7, + 0x3500, 0xffffffff, 0x1af, + 0x3504, 0xffffffff, 0xcdc, + 0x3500, 0xffffffff, 0x1b1, + 0x3504, 0xffffffff, 0x800, + 0x3508, 0xffffffff, 0x6c9b2000, + 0x3510, 0xfc00, 0x2000, + 0x3544, 0xffffffff, 0xfc0, + 0x28d4, 0x00000100, 0x100 +}; + +static void si_init_golden_registers(struct radeon_device *rdev) +{ + switch (rdev->family) { + case CHIP_TAHITI: + radeon_program_register_sequence(rdev, + tahiti_golden_registers, + (const u32)ARRAY_SIZE(tahiti_golden_registers)); + radeon_program_register_sequence(rdev, + tahiti_golden_rlc_registers, + (const u32)ARRAY_SIZE(tahiti_golden_rlc_registers)); + radeon_program_register_sequence(rdev, + tahiti_mgcg_cgcg_init, + (const u32)ARRAY_SIZE(tahiti_mgcg_cgcg_init)); + radeon_program_register_sequence(rdev, + tahiti_golden_registers2, + (const u32)ARRAY_SIZE(tahiti_golden_registers2)); + break; + case CHIP_PITCAIRN: + radeon_program_register_sequence(rdev, + pitcairn_golden_registers, + (const u32)ARRAY_SIZE(pitcairn_golden_registers)); + radeon_program_register_sequence(rdev, + pitcairn_golden_rlc_registers, + (const u32)ARRAY_SIZE(pitcairn_golden_rlc_registers)); + radeon_program_register_sequence(rdev, + pitcairn_mgcg_cgcg_init, + (const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init)); + break; + case CHIP_VERDE: + radeon_program_register_sequence(rdev, + verde_golden_registers, + (const u32)ARRAY_SIZE(verde_golden_registers)); + radeon_program_register_sequence(rdev, + verde_golden_rlc_registers, + (const u32)ARRAY_SIZE(verde_golden_rlc_registers)); + radeon_program_register_sequence(rdev, + verde_mgcg_cgcg_init, + (const u32)ARRAY_SIZE(verde_mgcg_cgcg_init)); + radeon_program_register_sequence(rdev, + verde_pg_init, + (const u32)ARRAY_SIZE(verde_pg_init)); + break; + case CHIP_OLAND: + radeon_program_register_sequence(rdev, + oland_golden_registers, + (const u32)ARRAY_SIZE(oland_golden_registers)); + radeon_program_register_sequence(rdev, + oland_golden_rlc_registers, + (const u32)ARRAY_SIZE(oland_golden_rlc_registers)); + radeon_program_register_sequence(rdev, + oland_mgcg_cgcg_init, + (const u32)ARRAY_SIZE(oland_mgcg_cgcg_init)); + break; + case CHIP_HAINAN: + radeon_program_register_sequence(rdev, + hainan_golden_registers, + (const u32)ARRAY_SIZE(hainan_golden_registers)); + radeon_program_register_sequence(rdev, + hainan_golden_registers2, + (const u32)ARRAY_SIZE(hainan_golden_registers2)); + radeon_program_register_sequence(rdev, + hainan_mgcg_cgcg_init, + (const u32)ARRAY_SIZE(hainan_mgcg_cgcg_init)); + break; + default: + break; + } +} + +/** + * si_get_allowed_info_register - fetch the register for the info ioctl + * + * @rdev: radeon_device pointer + * @reg: register offset in bytes + * @val: register value + * + * Returns 0 for success or -EINVAL for an invalid register + * + */ +int si_get_allowed_info_register(struct radeon_device *rdev, + u32 reg, u32 *val) +{ + switch (reg) { + case GRBM_STATUS: + case GRBM_STATUS2: + case GRBM_STATUS_SE0: + case GRBM_STATUS_SE1: + case SRBM_STATUS: + case SRBM_STATUS2: + case (DMA_STATUS_REG + DMA0_REGISTER_OFFSET): + case (DMA_STATUS_REG + DMA1_REGISTER_OFFSET): + case UVD_STATUS: + *val = RREG32(reg); + return 0; + default: + return -EINVAL; + } +} + +#define PCIE_BUS_CLK 10000 +#define TCLK (PCIE_BUS_CLK / 10) + +/** + * si_get_xclk - get the xclk + * + * @rdev: radeon_device pointer + * + * Returns the reference clock used by the gfx engine + * (SI). + */ +u32 si_get_xclk(struct radeon_device *rdev) +{ + u32 reference_clock = rdev->clock.spll.reference_freq; + u32 tmp; + + tmp = RREG32(CG_CLKPIN_CNTL_2); + if (tmp & MUX_TCLK_TO_XCLK) + return TCLK; + + tmp = RREG32(CG_CLKPIN_CNTL); + if (tmp & XTALIN_DIVIDE) + return reference_clock / 4; + + return reference_clock; +} + +/* get temperature in millidegrees */ +int si_get_temp(struct radeon_device *rdev) +{ + u32 temp; + int actual_temp = 0; + + temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >> + CTF_TEMP_SHIFT; + + if (temp & 0x200) + actual_temp = 255; + else + actual_temp = temp & 0x1ff; + + actual_temp = (actual_temp * 1000); + + return actual_temp; +} + +#define TAHITI_IO_MC_REGS_SIZE 36 + +static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a77400} +}; + +static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a47400} +}; + +static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a37400} +}; + +static const u32 oland_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a17730} +}; + +static const u32 hainan_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a07730} +}; + +/* ucode loading */ +int si_mc_load_microcode(struct radeon_device *rdev) +{ + const __be32 *fw_data = NULL; + const __le32 *new_fw_data = NULL; + u32 running, blackout = 0; + u32 *io_mc_regs = NULL; + const __le32 *new_io_mc_regs = NULL; + int i, regs_size, ucode_size; + + if (!rdev->mc_fw) + return -EINVAL; + + if (rdev->new_fw) { + const struct mc_firmware_header_v1_0 *hdr = + (const struct mc_firmware_header_v1_0 *)rdev->mc_fw->data; + + radeon_ucode_print_mc_hdr(&hdr->header); + regs_size = le32_to_cpu(hdr->io_debug_size_bytes) / (4 * 2); + new_io_mc_regs = (const __le32 *) + (rdev->mc_fw->data + le32_to_cpu(hdr->io_debug_array_offset_bytes)); + ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4; + new_fw_data = (const __le32 *) + (rdev->mc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes)); + } else { + ucode_size = rdev->mc_fw->size / 4; + + switch (rdev->family) { + case CHIP_TAHITI: + io_mc_regs = (u32 *)&tahiti_io_mc_regs; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + case CHIP_PITCAIRN: + io_mc_regs = (u32 *)&pitcairn_io_mc_regs; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + case CHIP_VERDE: + default: + io_mc_regs = (u32 *)&verde_io_mc_regs; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + case CHIP_OLAND: + io_mc_regs = (u32 *)&oland_io_mc_regs; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + case CHIP_HAINAN: + io_mc_regs = (u32 *)&hainan_io_mc_regs; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + } + fw_data = (const __be32 *)rdev->mc_fw->data; + } + + running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK; + + if (running == 0) { + if (running) { + blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); + WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1); + } + + /* reset the engine and set to writable */ + WREG32(MC_SEQ_SUP_CNTL, 0x00000008); + WREG32(MC_SEQ_SUP_CNTL, 0x00000010); + + /* load mc io regs */ + for (i = 0; i < regs_size; i++) { + if (rdev->new_fw) { + WREG32(MC_SEQ_IO_DEBUG_INDEX, le32_to_cpup(new_io_mc_regs++)); + WREG32(MC_SEQ_IO_DEBUG_DATA, le32_to_cpup(new_io_mc_regs++)); + } else { + WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]); + WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]); + } + } + /* load the MC ucode */ + for (i = 0; i < ucode_size; i++) { + if (rdev->new_fw) + WREG32(MC_SEQ_SUP_PGM, le32_to_cpup(new_fw_data++)); + else + WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++)); + } + + /* put the engine back into the active state */ + WREG32(MC_SEQ_SUP_CNTL, 0x00000008); + WREG32(MC_SEQ_SUP_CNTL, 0x00000004); + WREG32(MC_SEQ_SUP_CNTL, 0x00000001); + + /* wait for training to complete */ + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0) + break; + udelay(1); + } + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1) + break; + udelay(1); + } + + if (running) + WREG32(MC_SHARED_BLACKOUT_CNTL, blackout); + } + + return 0; +} + +static int si_init_microcode(struct radeon_device *rdev) +{ + const char *chip_name; + const char *new_chip_name; + size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size; + size_t smc_req_size, mc2_req_size; + char fw_name[30]; + int err; + int new_fw = 0; + + DRM_DEBUG("\n"); + + switch (rdev->family) { + case CHIP_TAHITI: + chip_name = "TAHITI"; + new_chip_name = "tahiti"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = SI_MC_UCODE_SIZE * 4; + mc2_req_size = TAHITI_MC_UCODE_SIZE * 4; + smc_req_size = ALIGN(TAHITI_SMC_UCODE_SIZE, 4); + break; + case CHIP_PITCAIRN: + chip_name = "PITCAIRN"; + new_chip_name = "pitcairn"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = SI_MC_UCODE_SIZE * 4; + mc2_req_size = PITCAIRN_MC_UCODE_SIZE * 4; + smc_req_size = ALIGN(PITCAIRN_SMC_UCODE_SIZE, 4); + break; + case CHIP_VERDE: + chip_name = "VERDE"; + new_chip_name = "verde"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = SI_MC_UCODE_SIZE * 4; + mc2_req_size = VERDE_MC_UCODE_SIZE * 4; + smc_req_size = ALIGN(VERDE_SMC_UCODE_SIZE, 4); + break; + case CHIP_OLAND: + chip_name = "OLAND"; + new_chip_name = "oland"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4; + smc_req_size = ALIGN(OLAND_SMC_UCODE_SIZE, 4); + break; + case CHIP_HAINAN: + chip_name = "HAINAN"; + new_chip_name = "hainan"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4; + smc_req_size = ALIGN(HAINAN_SMC_UCODE_SIZE, 4); + break; + default: BUG(); + } + + DRM_INFO("Loading %s Microcode\n", new_chip_name); + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", new_chip_name); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); + if (err) + goto out; + if (rdev->pfp_fw->size != pfp_req_size) { + printk(KERN_ERR + "si_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->pfp_fw->size, fw_name); + err = -EINVAL; + goto out; + } + } else { + err = radeon_ucode_validate(rdev->pfp_fw); + if (err) { + printk(KERN_ERR + "si_cp: validation failed for firmware \"%s\"\n", + fw_name); + goto out; + } else { + new_fw++; + } + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", new_chip_name); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); + if (err) + goto out; + if (rdev->me_fw->size != me_req_size) { + printk(KERN_ERR + "si_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->me_fw->size, fw_name); + err = -EINVAL; + } + } else { + err = radeon_ucode_validate(rdev->me_fw); + if (err) { + printk(KERN_ERR + "si_cp: validation failed for firmware \"%s\"\n", + fw_name); + goto out; + } else { + new_fw++; + } + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", new_chip_name); + err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name); + err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev); + if (err) + goto out; + if (rdev->ce_fw->size != ce_req_size) { + printk(KERN_ERR + "si_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->ce_fw->size, fw_name); + err = -EINVAL; + } + } else { + err = radeon_ucode_validate(rdev->ce_fw); + if (err) { + printk(KERN_ERR + "si_cp: validation failed for firmware \"%s\"\n", + fw_name); + goto out; + } else { + new_fw++; + } + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", new_chip_name); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", chip_name); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); + if (err) + goto out; + if (rdev->rlc_fw->size != rlc_req_size) { + printk(KERN_ERR + "si_rlc: Bogus length %zu in firmware \"%s\"\n", + rdev->rlc_fw->size, fw_name); + err = -EINVAL; + } + } else { + err = radeon_ucode_validate(rdev->rlc_fw); + if (err) { + printk(KERN_ERR + "si_cp: validation failed for firmware \"%s\"\n", + fw_name); + goto out; + } else { + new_fw++; + } + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", new_chip_name); + err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc2.bin", chip_name); + err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); + err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev); + if (err) + goto out; + } + if ((rdev->mc_fw->size != mc_req_size) && + (rdev->mc_fw->size != mc2_req_size)) { + printk(KERN_ERR + "si_mc: Bogus length %zu in firmware \"%s\"\n", + rdev->mc_fw->size, fw_name); + err = -EINVAL; + } + DRM_INFO("%s: %zu bytes\n", fw_name, rdev->mc_fw->size); + } else { + err = radeon_ucode_validate(rdev->mc_fw); + if (err) { + printk(KERN_ERR + "si_cp: validation failed for firmware \"%s\"\n", + fw_name); + goto out; + } else { + new_fw++; + } + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", new_chip_name); + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev); + if (err) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name); + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev); + if (err) { + printk(KERN_ERR + "smc: error loading firmware \"%s\"\n", + fw_name); + release_firmware(rdev->smc_fw); + rdev->smc_fw = NULL; + err = 0; + } else if (rdev->smc_fw->size != smc_req_size) { + printk(KERN_ERR + "si_smc: Bogus length %zu in firmware \"%s\"\n", + rdev->smc_fw->size, fw_name); + err = -EINVAL; + } + } else { + err = radeon_ucode_validate(rdev->smc_fw); + if (err) { + printk(KERN_ERR + "si_cp: validation failed for firmware \"%s\"\n", + fw_name); + goto out; + } else { + new_fw++; + } + } + + if (new_fw == 0) { + rdev->new_fw = false; + } else if (new_fw < 6) { + printk(KERN_ERR "si_fw: mixing new and old firmware!\n"); + err = -EINVAL; + } else { + rdev->new_fw = true; + } +out: + if (err) { + if (err != -EINVAL) + printk(KERN_ERR + "si_cp: Failed to load firmware \"%s\"\n", + fw_name); + release_firmware(rdev->pfp_fw); + rdev->pfp_fw = NULL; + release_firmware(rdev->me_fw); + rdev->me_fw = NULL; + release_firmware(rdev->ce_fw); + rdev->ce_fw = NULL; + release_firmware(rdev->rlc_fw); + rdev->rlc_fw = NULL; + release_firmware(rdev->mc_fw); + rdev->mc_fw = NULL; + release_firmware(rdev->smc_fw); + rdev->smc_fw = NULL; + } + return err; +} + +/* watermark setup */ +static u32 dce6_line_buffer_adjust(struct radeon_device *rdev, + struct radeon_crtc *radeon_crtc, + struct drm_display_mode *mode, + struct drm_display_mode *other_mode) +{ + u32 tmp, buffer_alloc, i; + u32 pipe_offset = radeon_crtc->crtc_id * 0x20; + /* + * Line Buffer Setup + * There are 3 line buffers, each one shared by 2 display controllers. + * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between + * the display controllers. The paritioning is done via one of four + * preset allocations specified in bits 21:20: + * 0 - half lb + * 2 - whole lb, other crtc must be disabled + */ + /* this can get tricky if we have two large displays on a paired group + * of crtcs. Ideally for multiple large displays we'd assign them to + * non-linked crtcs for maximum line buffer allocation. + */ + if (radeon_crtc->base.enabled && mode) { + if (other_mode) { + tmp = 0; /* 1/2 */ + buffer_alloc = 1; + } else { + tmp = 2; /* whole */ + buffer_alloc = 2; + } + } else { + tmp = 0; + buffer_alloc = 0; + } + + WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, + DC_LB_MEMORY_CONFIG(tmp)); + + WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset, + DMIF_BUFFERS_ALLOCATED(buffer_alloc)); + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) & + DMIF_BUFFERS_ALLOCATED_COMPLETED) + break; + udelay(1); + } + + if (radeon_crtc->base.enabled && mode) { + switch (tmp) { + case 0: + default: + return 4096 * 2; + case 2: + return 8192 * 2; + } + } + + /* controller not enabled, so no lb used */ + return 0; +} + +static u32 si_get_number_of_dram_channels(struct radeon_device *rdev) +{ + u32 tmp = RREG32(MC_SHARED_CHMAP); + + switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { + case 0: + default: + return 1; + case 1: + return 2; + case 2: + return 4; + case 3: + return 8; + case 4: + return 3; + case 5: + return 6; + case 6: + return 10; + case 7: + return 12; + case 8: + return 16; + } +} + +struct dce6_wm_params { + u32 dram_channels; /* number of dram channels */ + u32 yclk; /* bandwidth per dram data pin in kHz */ + u32 sclk; /* engine clock in kHz */ + u32 disp_clk; /* display clock in kHz */ + u32 src_width; /* viewport width */ + u32 active_time; /* active display time in ns */ + u32 blank_time; /* blank time in ns */ + bool interlaced; /* mode is interlaced */ + fixed20_12 vsc; /* vertical scale ratio */ + u32 num_heads; /* number of active crtcs */ + u32 bytes_per_pixel; /* bytes per pixel display + overlay */ + u32 lb_size; /* line buffer allocated to pipe */ + u32 vtaps; /* vertical scaler taps */ +}; + +static u32 dce6_dram_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate raw DRAM Bandwidth */ + fixed20_12 dram_efficiency; /* 0.7 */ + fixed20_12 yclk, dram_channels, bandwidth; + fixed20_12 a; + + a.full = dfixed_const(1000); + yclk.full = dfixed_const(wm->yclk); + yclk.full = dfixed_div(yclk, a); + dram_channels.full = dfixed_const(wm->dram_channels * 4); + a.full = dfixed_const(10); + dram_efficiency.full = dfixed_const(7); + dram_efficiency.full = dfixed_div(dram_efficiency, a); + bandwidth.full = dfixed_mul(dram_channels, yclk); + bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); + + return dfixed_trunc(bandwidth); +} + +static u32 dce6_dram_bandwidth_for_display(struct dce6_wm_params *wm) +{ + /* Calculate DRAM Bandwidth and the part allocated to display. */ + fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ + fixed20_12 yclk, dram_channels, bandwidth; + fixed20_12 a; + + a.full = dfixed_const(1000); + yclk.full = dfixed_const(wm->yclk); + yclk.full = dfixed_div(yclk, a); + dram_channels.full = dfixed_const(wm->dram_channels * 4); + a.full = dfixed_const(10); + disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ + disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); + bandwidth.full = dfixed_mul(dram_channels, yclk); + bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); + + return dfixed_trunc(bandwidth); +} + +static u32 dce6_data_return_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate the display Data return Bandwidth */ + fixed20_12 return_efficiency; /* 0.8 */ + fixed20_12 sclk, bandwidth; + fixed20_12 a; + + a.full = dfixed_const(1000); + sclk.full = dfixed_const(wm->sclk); + sclk.full = dfixed_div(sclk, a); + a.full = dfixed_const(10); + return_efficiency.full = dfixed_const(8); + return_efficiency.full = dfixed_div(return_efficiency, a); + a.full = dfixed_const(32); + bandwidth.full = dfixed_mul(a, sclk); + bandwidth.full = dfixed_mul(bandwidth, return_efficiency); + + return dfixed_trunc(bandwidth); +} + +static u32 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm) +{ + return 32; +} + +static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate the DMIF Request Bandwidth */ + fixed20_12 disp_clk_request_efficiency; /* 0.8 */ + fixed20_12 disp_clk, sclk, bandwidth; + fixed20_12 a, b1, b2; + u32 min_bandwidth; + + a.full = dfixed_const(1000); + disp_clk.full = dfixed_const(wm->disp_clk); + disp_clk.full = dfixed_div(disp_clk, a); + a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm) / 2); + b1.full = dfixed_mul(a, disp_clk); + + a.full = dfixed_const(1000); + sclk.full = dfixed_const(wm->sclk); + sclk.full = dfixed_div(sclk, a); + a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm)); + b2.full = dfixed_mul(a, sclk); + + a.full = dfixed_const(10); + disp_clk_request_efficiency.full = dfixed_const(8); + disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); + + min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2)); + + a.full = dfixed_const(min_bandwidth); + bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency); + + return dfixed_trunc(bandwidth); +} + +static u32 dce6_available_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ + u32 dram_bandwidth = dce6_dram_bandwidth(wm); + u32 data_return_bandwidth = dce6_data_return_bandwidth(wm); + u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm); + + return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); +} + +static u32 dce6_average_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate the display mode Average Bandwidth + * DisplayMode should contain the source and destination dimensions, + * timing, etc. + */ + fixed20_12 bpp; + fixed20_12 line_time; + fixed20_12 src_width; + fixed20_12 bandwidth; + fixed20_12 a; + + a.full = dfixed_const(1000); + line_time.full = dfixed_const(wm->active_time + wm->blank_time); + line_time.full = dfixed_div(line_time, a); + bpp.full = dfixed_const(wm->bytes_per_pixel); + src_width.full = dfixed_const(wm->src_width); + bandwidth.full = dfixed_mul(src_width, bpp); + bandwidth.full = dfixed_mul(bandwidth, wm->vsc); + bandwidth.full = dfixed_div(bandwidth, line_time); + + return dfixed_trunc(bandwidth); +} + +static u32 dce6_latency_watermark(struct dce6_wm_params *wm) +{ + /* First calcualte the latency in ns */ + u32 mc_latency = 2000; /* 2000 ns. */ + u32 available_bandwidth = dce6_available_bandwidth(wm); + u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; + u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; + u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ + u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + + (wm->num_heads * cursor_line_pair_return_time); + u32 latency = mc_latency + other_heads_data_return_time + dc_latency; + u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; + u32 tmp, dmif_size = 12288; + fixed20_12 a, b, c; + + if (wm->num_heads == 0) + return 0; + + a.full = dfixed_const(2); + b.full = dfixed_const(1); + if ((wm->vsc.full > a.full) || + ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || + (wm->vtaps >= 5) || + ((wm->vsc.full >= a.full) && wm->interlaced)) + max_src_lines_per_dst_line = 4; + else + max_src_lines_per_dst_line = 2; + + a.full = dfixed_const(available_bandwidth); + b.full = dfixed_const(wm->num_heads); + a.full = dfixed_div(a, b); + + b.full = dfixed_const(mc_latency + 512); + c.full = dfixed_const(wm->disp_clk); + b.full = dfixed_div(b, c); + + c.full = dfixed_const(dmif_size); + b.full = dfixed_div(c, b); + + tmp = min(dfixed_trunc(a), dfixed_trunc(b)); + + b.full = dfixed_const(1000); + c.full = dfixed_const(wm->disp_clk); + b.full = dfixed_div(c, b); + c.full = dfixed_const(wm->bytes_per_pixel); + b.full = dfixed_mul(b, c); + + lb_fill_bw = min(tmp, dfixed_trunc(b)); + + a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); + b.full = dfixed_const(1000); + c.full = dfixed_const(lb_fill_bw); + b.full = dfixed_div(c, b); + a.full = dfixed_div(a, b); + line_fill_time = dfixed_trunc(a); + + if (line_fill_time < wm->active_time) + return latency; + else + return latency + (line_fill_time - wm->active_time); + +} + +static bool dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm) +{ + if (dce6_average_bandwidth(wm) <= + (dce6_dram_bandwidth_for_display(wm) / wm->num_heads)) + return true; + else + return false; +}; + +static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm) +{ + if (dce6_average_bandwidth(wm) <= + (dce6_available_bandwidth(wm) / wm->num_heads)) + return true; + else + return false; +}; + +static bool dce6_check_latency_hiding(struct dce6_wm_params *wm) +{ + u32 lb_partitions = wm->lb_size / wm->src_width; + u32 line_time = wm->active_time + wm->blank_time; + u32 latency_tolerant_lines; + u32 latency_hiding; + fixed20_12 a; + + a.full = dfixed_const(1); + if (wm->vsc.full > a.full) + latency_tolerant_lines = 1; + else { + if (lb_partitions <= (wm->vtaps + 1)) + latency_tolerant_lines = 1; + else + latency_tolerant_lines = 2; + } + + latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); + + if (dce6_latency_watermark(wm) <= latency_hiding) + return true; + else + return false; +} + +static void dce6_program_watermarks(struct radeon_device *rdev, + struct radeon_crtc *radeon_crtc, + u32 lb_size, u32 num_heads) +{ + struct drm_display_mode *mode = &radeon_crtc->base.mode; + struct dce6_wm_params wm_low, wm_high; + u32 dram_channels; + u32 pixel_period; + u32 line_time = 0; + u32 latency_watermark_a = 0, latency_watermark_b = 0; + u32 priority_a_mark = 0, priority_b_mark = 0; + u32 priority_a_cnt = PRIORITY_OFF; + u32 priority_b_cnt = PRIORITY_OFF; + u32 tmp, arb_control3; + fixed20_12 a, b, c; + + if (radeon_crtc->base.enabled && num_heads && mode) { + pixel_period = 1000000 / (u32)mode->clock; + line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); + priority_a_cnt = 0; + priority_b_cnt = 0; + + if (rdev->family == CHIP_ARUBA) + dram_channels = evergreen_get_number_of_dram_channels(rdev); + else + dram_channels = si_get_number_of_dram_channels(rdev); + + /* watermark for high clocks */ + if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) { + wm_high.yclk = + radeon_dpm_get_mclk(rdev, false) * 10; + wm_high.sclk = + radeon_dpm_get_sclk(rdev, false) * 10; + } else { + wm_high.yclk = rdev->pm.current_mclk * 10; + wm_high.sclk = rdev->pm.current_sclk * 10; + } + + wm_high.disp_clk = mode->clock; + wm_high.src_width = mode->crtc_hdisplay; + wm_high.active_time = mode->crtc_hdisplay * pixel_period; + wm_high.blank_time = line_time - wm_high.active_time; + wm_high.interlaced = false; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + wm_high.interlaced = true; + wm_high.vsc = radeon_crtc->vsc; + wm_high.vtaps = 1; + if (radeon_crtc->rmx_type != RMX_OFF) + wm_high.vtaps = 2; + wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */ + wm_high.lb_size = lb_size; + wm_high.dram_channels = dram_channels; + wm_high.num_heads = num_heads; + + /* watermark for low clocks */ + if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) { + wm_low.yclk = + radeon_dpm_get_mclk(rdev, true) * 10; + wm_low.sclk = + radeon_dpm_get_sclk(rdev, true) * 10; + } else { + wm_low.yclk = rdev->pm.current_mclk * 10; + wm_low.sclk = rdev->pm.current_sclk * 10; + } + + wm_low.disp_clk = mode->clock; + wm_low.src_width = mode->crtc_hdisplay; + wm_low.active_time = mode->crtc_hdisplay * pixel_period; + wm_low.blank_time = line_time - wm_low.active_time; + wm_low.interlaced = false; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + wm_low.interlaced = true; + wm_low.vsc = radeon_crtc->vsc; + wm_low.vtaps = 1; + if (radeon_crtc->rmx_type != RMX_OFF) + wm_low.vtaps = 2; + wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */ + wm_low.lb_size = lb_size; + wm_low.dram_channels = dram_channels; + wm_low.num_heads = num_heads; + + /* set for high clocks */ + latency_watermark_a = min(dce6_latency_watermark(&wm_high), (u32)65535); + /* set for low clocks */ + latency_watermark_b = min(dce6_latency_watermark(&wm_low), (u32)65535); + + /* possibly force display priority to high */ + /* should really do this at mode validation time... */ + if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) || + !dce6_average_bandwidth_vs_available_bandwidth(&wm_high) || + !dce6_check_latency_hiding(&wm_high) || + (rdev->disp_priority == 2)) { + DRM_DEBUG_KMS("force priority to high\n"); + priority_a_cnt |= PRIORITY_ALWAYS_ON; + priority_b_cnt |= PRIORITY_ALWAYS_ON; + } + if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) || + !dce6_average_bandwidth_vs_available_bandwidth(&wm_low) || + !dce6_check_latency_hiding(&wm_low) || + (rdev->disp_priority == 2)) { + DRM_DEBUG_KMS("force priority to high\n"); + priority_a_cnt |= PRIORITY_ALWAYS_ON; + priority_b_cnt |= PRIORITY_ALWAYS_ON; + } + + a.full = dfixed_const(1000); + b.full = dfixed_const(mode->clock); + b.full = dfixed_div(b, a); + c.full = dfixed_const(latency_watermark_a); + c.full = dfixed_mul(c, b); + c.full = dfixed_mul(c, radeon_crtc->hsc); + c.full = dfixed_div(c, a); + a.full = dfixed_const(16); + c.full = dfixed_div(c, a); + priority_a_mark = dfixed_trunc(c); + priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; + + a.full = dfixed_const(1000); + b.full = dfixed_const(mode->clock); + b.full = dfixed_div(b, a); + c.full = dfixed_const(latency_watermark_b); + c.full = dfixed_mul(c, b); + c.full = dfixed_mul(c, radeon_crtc->hsc); + c.full = dfixed_div(c, a); + a.full = dfixed_const(16); + c.full = dfixed_div(c, a); + priority_b_mark = dfixed_trunc(c); + priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; + } + + /* select wm A */ + arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); + tmp = arb_control3; + tmp &= ~LATENCY_WATERMARK_MASK(3); + tmp |= LATENCY_WATERMARK_MASK(1); + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); + WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, + (LATENCY_LOW_WATERMARK(latency_watermark_a) | + LATENCY_HIGH_WATERMARK(line_time))); + /* select wm B */ + tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); + tmp &= ~LATENCY_WATERMARK_MASK(3); + tmp |= LATENCY_WATERMARK_MASK(2); + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); + WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, + (LATENCY_LOW_WATERMARK(latency_watermark_b) | + LATENCY_HIGH_WATERMARK(line_time))); + /* restore original selection */ + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, arb_control3); + + /* write the priority marks */ + WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); + WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); + + /* save values for DPM */ + radeon_crtc->line_time = line_time; + radeon_crtc->wm_high = latency_watermark_a; + radeon_crtc->wm_low = latency_watermark_b; +} + +void dce6_bandwidth_update(struct radeon_device *rdev) +{ + struct drm_display_mode *mode0 = NULL; + struct drm_display_mode *mode1 = NULL; + u32 num_heads = 0, lb_size; + int i; + + if (!rdev->mode_info.mode_config_initialized) + return; + + radeon_update_display_priority(rdev); + + for (i = 0; i < rdev->num_crtc; i++) { + if (rdev->mode_info.crtcs[i]->base.enabled) + num_heads++; + } + for (i = 0; i < rdev->num_crtc; i += 2) { + mode0 = &rdev->mode_info.crtcs[i]->base.mode; + mode1 = &rdev->mode_info.crtcs[i+1]->base.mode; + lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1); + dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads); + lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0); + dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads); + } +} + +/* + * Core functions + */ +static void si_tiling_mode_table_init(struct radeon_device *rdev) +{ + const u32 num_tile_mode_states = 32; + u32 reg_offset, gb_tile_moden, split_equal_to_row_size; + + switch (rdev->config.si.mem_row_size_in_kb) { + case 1: + split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB; + break; + case 2: + default: + split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB; + break; + case 4: + split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB; + break; + } + + if ((rdev->family == CHIP_TAHITI) || + (rdev->family == CHIP_PITCAIRN)) { + for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { + switch (reg_offset) { + case 0: /* non-AA compressed depth or any compressed stencil */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 1: /* 2xAA/4xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 2: /* 8xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 8: /* 1D and 1D Array Surfaces */ + gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 9: /* Displayable maps. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 10: /* Display 8bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 11: /* Display 16bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 12: /* Display 32bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 13: /* Thin. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 14: /* Thin 8 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 15: /* Thin 16 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 16: /* Thin 32 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 17: /* Thin 64 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 21: /* 8 bpp PRT. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 22: /* 16 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 23: /* 32 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 24: /* 64 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 25: /* 128 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | + NUM_BANKS(ADDR_SURF_8_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + default: + gb_tile_moden = 0; + break; + } + rdev->config.si.tile_mode_array[reg_offset] = gb_tile_moden; + WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); + } + } else if ((rdev->family == CHIP_VERDE) || + (rdev->family == CHIP_OLAND) || + (rdev->family == CHIP_HAINAN)) { + for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { + switch (reg_offset) { + case 0: /* non-AA compressed depth or any compressed stencil */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 1: /* 2xAA/4xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 2: /* 8xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 8: /* 1D and 1D Array Surfaces */ + gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 9: /* Displayable maps. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 10: /* Display 8bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 11: /* Display 16bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 12: /* Display 32bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 13: /* Thin. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 14: /* Thin 8 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 15: /* Thin 16 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 16: /* Thin 32 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 17: /* Thin 64 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 21: /* 8 bpp PRT. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 22: /* 16 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 23: /* 32 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 24: /* 64 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 25: /* 128 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | + NUM_BANKS(ADDR_SURF_8_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + default: + gb_tile_moden = 0; + break; + } + rdev->config.si.tile_mode_array[reg_offset] = gb_tile_moden; + WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); + } + } else + DRM_ERROR("unknown asic: 0x%x\n", rdev->family); +} + +static void si_select_se_sh(struct radeon_device *rdev, + u32 se_num, u32 sh_num) +{ + u32 data = INSTANCE_BROADCAST_WRITES; + + if ((se_num == 0xffffffff) && (sh_num == 0xffffffff)) + data |= SH_BROADCAST_WRITES | SE_BROADCAST_WRITES; + else if (se_num == 0xffffffff) + data |= SE_BROADCAST_WRITES | SH_INDEX(sh_num); + else if (sh_num == 0xffffffff) + data |= SH_BROADCAST_WRITES | SE_INDEX(se_num); + else + data |= SH_INDEX(sh_num) | SE_INDEX(se_num); + WREG32(GRBM_GFX_INDEX, data); +} + +static u32 si_create_bitmask(u32 bit_width) +{ + u32 i, mask = 0; + + for (i = 0; i < bit_width; i++) { + mask <<= 1; + mask |= 1; + } + return mask; +} + +static u32 si_get_cu_enabled(struct radeon_device *rdev, u32 cu_per_sh) +{ + u32 data, mask; + + data = RREG32(CC_GC_SHADER_ARRAY_CONFIG); + if (data & 1) + data &= INACTIVE_CUS_MASK; + else + data = 0; + data |= RREG32(GC_USER_SHADER_ARRAY_CONFIG); + + data >>= INACTIVE_CUS_SHIFT; + + mask = si_create_bitmask(cu_per_sh); + + return ~data & mask; +} + +static void si_setup_spi(struct radeon_device *rdev, + u32 se_num, u32 sh_per_se, + u32 cu_per_sh) +{ + int i, j, k; + u32 data, mask, active_cu; + + for (i = 0; i < se_num; i++) { + for (j = 0; j < sh_per_se; j++) { + si_select_se_sh(rdev, i, j); + data = RREG32(SPI_STATIC_THREAD_MGMT_3); + active_cu = si_get_cu_enabled(rdev, cu_per_sh); + + mask = 1; + for (k = 0; k < 16; k++) { + mask <<= k; + if (active_cu & mask) { + data &= ~mask; + WREG32(SPI_STATIC_THREAD_MGMT_3, data); + break; + } + } + } + } + si_select_se_sh(rdev, 0xffffffff, 0xffffffff); +} + +static u32 si_get_rb_disabled(struct radeon_device *rdev, + u32 max_rb_num_per_se, + u32 sh_per_se) +{ + u32 data, mask; + + data = RREG32(CC_RB_BACKEND_DISABLE); + if (data & 1) + data &= BACKEND_DISABLE_MASK; + else + data = 0; + data |= RREG32(GC_USER_RB_BACKEND_DISABLE); + + data >>= BACKEND_DISABLE_SHIFT; + + mask = si_create_bitmask(max_rb_num_per_se / sh_per_se); + + return data & mask; +} + +static void si_setup_rb(struct radeon_device *rdev, + u32 se_num, u32 sh_per_se, + u32 max_rb_num_per_se) +{ + int i, j; + u32 data, mask; + u32 disabled_rbs = 0; + u32 enabled_rbs = 0; + + for (i = 0; i < se_num; i++) { + for (j = 0; j < sh_per_se; j++) { + si_select_se_sh(rdev, i, j); + data = si_get_rb_disabled(rdev, max_rb_num_per_se, sh_per_se); + disabled_rbs |= data << ((i * sh_per_se + j) * TAHITI_RB_BITMAP_WIDTH_PER_SH); + } + } + si_select_se_sh(rdev, 0xffffffff, 0xffffffff); + + mask = 1; + for (i = 0; i < max_rb_num_per_se * se_num; i++) { + if (!(disabled_rbs & mask)) + enabled_rbs |= mask; + mask <<= 1; + } + + rdev->config.si.backend_enable_mask = enabled_rbs; + + for (i = 0; i < se_num; i++) { + si_select_se_sh(rdev, i, 0xffffffff); + data = 0; + for (j = 0; j < sh_per_se; j++) { + switch (enabled_rbs & 3) { + case 1: + data |= (RASTER_CONFIG_RB_MAP_0 << (i * sh_per_se + j) * 2); + break; + case 2: + data |= (RASTER_CONFIG_RB_MAP_3 << (i * sh_per_se + j) * 2); + break; + case 3: + default: + data |= (RASTER_CONFIG_RB_MAP_2 << (i * sh_per_se + j) * 2); + break; + } + enabled_rbs >>= 2; + } + WREG32(PA_SC_RASTER_CONFIG, data); + } + si_select_se_sh(rdev, 0xffffffff, 0xffffffff); +} + +static void si_gpu_init(struct radeon_device *rdev) +{ + u32 gb_addr_config = 0; + u32 mc_shared_chmap, mc_arb_ramcfg; + u32 sx_debug_1; + u32 hdp_host_path_cntl; + u32 tmp; + int i, j; + + switch (rdev->family) { + case CHIP_TAHITI: + rdev->config.si.max_shader_engines = 2; + rdev->config.si.max_tile_pipes = 12; + rdev->config.si.max_cu_per_sh = 8; + rdev->config.si.max_sh_per_se = 2; + rdev->config.si.max_backends_per_se = 4; + rdev->config.si.max_texture_channel_caches = 12; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 32; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x100; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN; + break; + case CHIP_PITCAIRN: + rdev->config.si.max_shader_engines = 2; + rdev->config.si.max_tile_pipes = 8; + rdev->config.si.max_cu_per_sh = 5; + rdev->config.si.max_sh_per_se = 2; + rdev->config.si.max_backends_per_se = 4; + rdev->config.si.max_texture_channel_caches = 8; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 32; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x100; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN; + break; + case CHIP_VERDE: + default: + rdev->config.si.max_shader_engines = 1; + rdev->config.si.max_tile_pipes = 4; + rdev->config.si.max_cu_per_sh = 5; + rdev->config.si.max_sh_per_se = 2; + rdev->config.si.max_backends_per_se = 4; + rdev->config.si.max_texture_channel_caches = 4; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 32; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x40; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN; + break; + case CHIP_OLAND: + rdev->config.si.max_shader_engines = 1; + rdev->config.si.max_tile_pipes = 4; + rdev->config.si.max_cu_per_sh = 6; + rdev->config.si.max_sh_per_se = 1; + rdev->config.si.max_backends_per_se = 2; + rdev->config.si.max_texture_channel_caches = 4; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 16; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x40; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN; + break; + case CHIP_HAINAN: + rdev->config.si.max_shader_engines = 1; + rdev->config.si.max_tile_pipes = 4; + rdev->config.si.max_cu_per_sh = 5; + rdev->config.si.max_sh_per_se = 1; + rdev->config.si.max_backends_per_se = 1; + rdev->config.si.max_texture_channel_caches = 2; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 16; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x40; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + gb_addr_config = HAINAN_GB_ADDR_CONFIG_GOLDEN; + break; + } + + /* Initialize HDP */ + for (i = 0, j = 0; i < 32; i++, j += 0x18) { + WREG32((0x2c14 + j), 0x00000000); + WREG32((0x2c18 + j), 0x00000000); + WREG32((0x2c1c + j), 0x00000000); + WREG32((0x2c20 + j), 0x00000000); + WREG32((0x2c24 + j), 0x00000000); + } + + WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); + WREG32(SRBM_INT_CNTL, 1); + WREG32(SRBM_INT_ACK, 1); + + evergreen_fix_pci_max_read_req_size(rdev); + + WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN); + + mc_shared_chmap = RREG32(MC_SHARED_CHMAP); + mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); + + rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes; + rdev->config.si.mem_max_burst_length_bytes = 256; + tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT; + rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024; + if (rdev->config.si.mem_row_size_in_kb > 4) + rdev->config.si.mem_row_size_in_kb = 4; + /* XXX use MC settings? */ + rdev->config.si.shader_engine_tile_size = 32; + rdev->config.si.num_gpus = 1; + rdev->config.si.multi_gpu_tile_size = 64; + + /* fix up row size */ + gb_addr_config &= ~ROW_SIZE_MASK; + switch (rdev->config.si.mem_row_size_in_kb) { + case 1: + default: + gb_addr_config |= ROW_SIZE(0); + break; + case 2: + gb_addr_config |= ROW_SIZE(1); + break; + case 4: + gb_addr_config |= ROW_SIZE(2); + break; + } + + /* setup tiling info dword. gb_addr_config is not adequate since it does + * not have bank info, so create a custom tiling dword. + * bits 3:0 num_pipes + * bits 7:4 num_banks + * bits 11:8 group_size + * bits 15:12 row_size + */ + rdev->config.si.tile_config = 0; + switch (rdev->config.si.num_tile_pipes) { + case 1: + rdev->config.si.tile_config |= (0 << 0); + break; + case 2: + rdev->config.si.tile_config |= (1 << 0); + break; + case 4: + rdev->config.si.tile_config |= (2 << 0); + break; + case 8: + default: + /* XXX what about 12? */ + rdev->config.si.tile_config |= (3 << 0); + break; + } + switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) { + case 0: /* four banks */ + rdev->config.si.tile_config |= 0 << 4; + break; + case 1: /* eight banks */ + rdev->config.si.tile_config |= 1 << 4; + break; + case 2: /* sixteen banks */ + default: + rdev->config.si.tile_config |= 2 << 4; + break; + } + rdev->config.si.tile_config |= + ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8; + rdev->config.si.tile_config |= + ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12; + + WREG32(GB_ADDR_CONFIG, gb_addr_config); + WREG32(DMIF_ADDR_CONFIG, gb_addr_config); + WREG32(DMIF_ADDR_CALC, gb_addr_config); + WREG32(HDP_ADDR_CONFIG, gb_addr_config); + WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config); + WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config); + if (rdev->has_uvd) { + WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config); + WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config); + WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config); + } + + si_tiling_mode_table_init(rdev); + + si_setup_rb(rdev, rdev->config.si.max_shader_engines, + rdev->config.si.max_sh_per_se, + rdev->config.si.max_backends_per_se); + + si_setup_spi(rdev, rdev->config.si.max_shader_engines, + rdev->config.si.max_sh_per_se, + rdev->config.si.max_cu_per_sh); + + rdev->config.si.active_cus = 0; + for (i = 0; i < rdev->config.si.max_shader_engines; i++) { + for (j = 0; j < rdev->config.si.max_sh_per_se; j++) { + rdev->config.si.active_cus += + hweight32(si_get_cu_active_bitmap(rdev, i, j)); + } + } + + /* set HW defaults for 3D engine */ + WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | + ROQ_IB2_START(0x2b))); + WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60)); + + sx_debug_1 = RREG32(SX_DEBUG_1); + WREG32(SX_DEBUG_1, sx_debug_1); + + WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4)); + + WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) | + SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) | + SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) | + SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size))); + + WREG32(VGT_NUM_INSTANCES, 1); + + WREG32(CP_PERFMON_CNTL, 0); + + WREG32(SQ_CONFIG, 0); + + WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | + FORCE_EOV_MAX_REZ_CNT(255))); + + WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) | + AUTO_INVLD_EN(ES_AND_GS_AUTO)); + + WREG32(VGT_GS_VERTEX_REUSE, 16); + WREG32(PA_SC_LINE_STIPPLE_STATE, 0); + + WREG32(CB_PERFCOUNTER0_SELECT0, 0); + WREG32(CB_PERFCOUNTER0_SELECT1, 0); + WREG32(CB_PERFCOUNTER1_SELECT0, 0); + WREG32(CB_PERFCOUNTER1_SELECT1, 0); + WREG32(CB_PERFCOUNTER2_SELECT0, 0); + WREG32(CB_PERFCOUNTER2_SELECT1, 0); + WREG32(CB_PERFCOUNTER3_SELECT0, 0); + WREG32(CB_PERFCOUNTER3_SELECT1, 0); + + tmp = RREG32(HDP_MISC_CNTL); + tmp |= HDP_FLUSH_INVALIDATE_CACHE; + WREG32(HDP_MISC_CNTL, tmp); + + hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL); + WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl); + + WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3)); + + udelay(50); +} + +/* + * GPU scratch registers helpers function. + */ +static void si_scratch_init(struct radeon_device *rdev) +{ + int i; + + rdev->scratch.num_reg = 7; + rdev->scratch.reg_base = SCRATCH_REG0; + for (i = 0; i < rdev->scratch.num_reg; i++) { + rdev->scratch.free[i] = true; + rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4); + } +} + +void si_fence_ring_emit(struct radeon_device *rdev, + struct radeon_fence *fence) +{ + struct radeon_ring *ring = &rdev->ring[fence->ring]; + u64 addr = rdev->fence_drv[fence->ring].gpu_addr; + + /* flush read cache over gart */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | + PACKET3_TC_ACTION_ENA | + PACKET3_SH_KCACHE_ACTION_ENA | + PACKET3_SH_ICACHE_ACTION_ENA); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ + /* EVENT_WRITE_EOP - flush caches, send int */ + radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); + radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5)); + radeon_ring_write(ring, lower_32_bits(addr)); + radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); + radeon_ring_write(ring, fence->seq); + radeon_ring_write(ring, 0); +} + +/* + * IB stuff + */ +void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) +{ + struct radeon_ring *ring = &rdev->ring[ib->ring]; + unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0; + u32 header; + + if (ib->is_const_ib) { + /* set switch buffer packet before const IB */ + radeon_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0)); + radeon_ring_write(ring, 0); + + header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2); + } else { + u32 next_rptr; + if (ring->rptr_save_reg) { + next_rptr = ring->wptr + 3 + 4 + 8; + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, ((ring->rptr_save_reg - + PACKET3_SET_CONFIG_REG_START) >> 2)); + radeon_ring_write(ring, next_rptr); + } else if (rdev->wb.enabled) { + next_rptr = ring->wptr + 5 + 4 + 8; + radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); + radeon_ring_write(ring, (1 << 8)); + radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); + radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr)); + radeon_ring_write(ring, next_rptr); + } + + header = PACKET3(PACKET3_INDIRECT_BUFFER, 2); + } + + radeon_ring_write(ring, header); + radeon_ring_write(ring, +#ifdef __BIG_ENDIAN + (2 << 0) | +#endif + (ib->gpu_addr & 0xFFFFFFFC)); + radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF); + radeon_ring_write(ring, ib->length_dw | (vm_id << 24)); + + if (!ib->is_const_ib) { + /* flush read cache over gart for this vmid */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); + radeon_ring_write(ring, vm_id); + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | + PACKET3_TC_ACTION_ENA | + PACKET3_SH_KCACHE_ACTION_ENA | + PACKET3_SH_ICACHE_ACTION_ENA); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ + } +} + +/* + * CP. + */ +static void si_cp_enable(struct radeon_device *rdev, bool enable) +{ + if (enable) + WREG32(CP_ME_CNTL, 0); + else { + if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX) + radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); + WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT)); + WREG32(SCRATCH_UMSK, 0); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; + } + udelay(50); +} + +static int si_cp_load_microcode(struct radeon_device *rdev) +{ + int i; + + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw) + return -EINVAL; + + si_cp_enable(rdev, false); + + if (rdev->new_fw) { + const struct gfx_firmware_header_v1_0 *pfp_hdr = + (const struct gfx_firmware_header_v1_0 *)rdev->pfp_fw->data; + const struct gfx_firmware_header_v1_0 *ce_hdr = + (const struct gfx_firmware_header_v1_0 *)rdev->ce_fw->data; + const struct gfx_firmware_header_v1_0 *me_hdr = + (const struct gfx_firmware_header_v1_0 *)rdev->me_fw->data; + const __le32 *fw_data; + u32 fw_size; + + radeon_ucode_print_gfx_hdr(&pfp_hdr->header); + radeon_ucode_print_gfx_hdr(&ce_hdr->header); + radeon_ucode_print_gfx_hdr(&me_hdr->header); + + /* PFP */ + fw_data = (const __le32 *) + (rdev->pfp_fw->data + le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes)); + fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4; + WREG32(CP_PFP_UCODE_ADDR, 0); + for (i = 0; i < fw_size; i++) + WREG32(CP_PFP_UCODE_DATA, le32_to_cpup(fw_data++)); + WREG32(CP_PFP_UCODE_ADDR, 0); + + /* CE */ + fw_data = (const __le32 *) + (rdev->ce_fw->data + le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes)); + fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4; + WREG32(CP_CE_UCODE_ADDR, 0); + for (i = 0; i < fw_size; i++) + WREG32(CP_CE_UCODE_DATA, le32_to_cpup(fw_data++)); + WREG32(CP_CE_UCODE_ADDR, 0); + + /* ME */ + fw_data = (const __be32 *) + (rdev->me_fw->data + le32_to_cpu(me_hdr->header.ucode_array_offset_bytes)); + fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4; + WREG32(CP_ME_RAM_WADDR, 0); + for (i = 0; i < fw_size; i++) + WREG32(CP_ME_RAM_DATA, le32_to_cpup(fw_data++)); + WREG32(CP_ME_RAM_WADDR, 0); + } else { + const __be32 *fw_data; + + /* PFP */ + fw_data = (const __be32 *)rdev->pfp_fw->data; + WREG32(CP_PFP_UCODE_ADDR, 0); + for (i = 0; i < SI_PFP_UCODE_SIZE; i++) + WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); + WREG32(CP_PFP_UCODE_ADDR, 0); + + /* CE */ + fw_data = (const __be32 *)rdev->ce_fw->data; + WREG32(CP_CE_UCODE_ADDR, 0); + for (i = 0; i < SI_CE_UCODE_SIZE; i++) + WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++)); + WREG32(CP_CE_UCODE_ADDR, 0); + + /* ME */ + fw_data = (const __be32 *)rdev->me_fw->data; + WREG32(CP_ME_RAM_WADDR, 0); + for (i = 0; i < SI_PM4_UCODE_SIZE; i++) + WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); + WREG32(CP_ME_RAM_WADDR, 0); + } + + WREG32(CP_PFP_UCODE_ADDR, 0); + WREG32(CP_CE_UCODE_ADDR, 0); + WREG32(CP_ME_RAM_WADDR, 0); + WREG32(CP_ME_RAM_RADDR, 0); + return 0; +} + +static int si_cp_start(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + int r, i; + + r = radeon_ring_lock(rdev, ring, 7 + 4); + if (r) { + DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); + return r; + } + /* init the CP */ + radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); + radeon_ring_write(ring, 0x1); + radeon_ring_write(ring, 0x0); + radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1); + radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 0); + + /* init the CE partitions */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2)); + radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE)); + radeon_ring_write(ring, 0xc000); + radeon_ring_write(ring, 0xe000); + radeon_ring_unlock_commit(rdev, ring, false); + + si_cp_enable(rdev, true); + + r = radeon_ring_lock(rdev, ring, si_default_size + 10); + if (r) { + DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); + return r; + } + + /* setup clear context state */ + radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); + + for (i = 0; i < si_default_size; i++) + radeon_ring_write(ring, si_default_state[i]); + + radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); + + /* set clear context state */ + radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); + radeon_ring_write(ring, 0); + + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); + radeon_ring_write(ring, 0x00000316); + radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ + radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */ + + radeon_ring_unlock_commit(rdev, ring, false); + + for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) { + ring = &rdev->ring[i]; + r = radeon_ring_lock(rdev, ring, 2); + + /* clear the compute context state */ + radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0)); + radeon_ring_write(ring, 0); + + radeon_ring_unlock_commit(rdev, ring, false); + } + + return 0; +} + +static void si_cp_fini(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + si_cp_enable(rdev, false); + + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + radeon_ring_fini(rdev, ring); + radeon_scratch_free(rdev, ring->rptr_save_reg); + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + radeon_ring_fini(rdev, ring); + radeon_scratch_free(rdev, ring->rptr_save_reg); + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + radeon_ring_fini(rdev, ring); + radeon_scratch_free(rdev, ring->rptr_save_reg); +} + +static int si_cp_resume(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + u32 tmp; + u32 rb_bufsz; + int r; + + si_enable_gui_idle_interrupt(rdev, false); + + WREG32(CP_SEM_WAIT_TIMER, 0x0); + WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0); + + /* Set the write pointer delay */ + WREG32(CP_RB_WPTR_DELAY, 0); + + WREG32(CP_DEBUG, 0); + WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); + + /* ring 0 - compute and gfx */ + /* Set ring buffer size */ + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + rb_bufsz = order_base_2(ring->ring_size / 8); + tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; +#ifdef __BIG_ENDIAN + tmp |= BUF_SWAP_32BIT; +#endif + WREG32(CP_RB0_CNTL, tmp); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA); + ring->wptr = 0; + WREG32(CP_RB0_WPTR, ring->wptr); + + /* set the wb address whether it's enabled or not */ + WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); + + if (rdev->wb.enabled) + WREG32(SCRATCH_UMSK, 0xff); + else { + tmp |= RB_NO_UPDATE; + WREG32(SCRATCH_UMSK, 0); + } + + mdelay(1); + WREG32(CP_RB0_CNTL, tmp); + + WREG32(CP_RB0_BASE, ring->gpu_addr >> 8); + + /* ring1 - compute only */ + /* Set ring buffer size */ + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + rb_bufsz = order_base_2(ring->ring_size / 8); + tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; +#ifdef __BIG_ENDIAN + tmp |= BUF_SWAP_32BIT; +#endif + WREG32(CP_RB1_CNTL, tmp); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA); + ring->wptr = 0; + WREG32(CP_RB1_WPTR, ring->wptr); + + /* set the wb address whether it's enabled or not */ + WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF); + + mdelay(1); + WREG32(CP_RB1_CNTL, tmp); + + WREG32(CP_RB1_BASE, ring->gpu_addr >> 8); + + /* ring2 - compute only */ + /* Set ring buffer size */ + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + rb_bufsz = order_base_2(ring->ring_size / 8); + tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; +#ifdef __BIG_ENDIAN + tmp |= BUF_SWAP_32BIT; +#endif + WREG32(CP_RB2_CNTL, tmp); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA); + ring->wptr = 0; + WREG32(CP_RB2_WPTR, ring->wptr); + + /* set the wb address whether it's enabled or not */ + WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF); + + mdelay(1); + WREG32(CP_RB2_CNTL, tmp); + + WREG32(CP_RB2_BASE, ring->gpu_addr >> 8); + + /* start the rings */ + si_cp_start(rdev); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true; + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true; + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true; + r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); + if (r) { + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; + return r; + } + r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); + if (r) { + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; + } + r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); + if (r) { + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; + } + + si_enable_gui_idle_interrupt(rdev, true); + + if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX) + radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size); + + return 0; +} + +u32 si_gpu_check_soft_reset(struct radeon_device *rdev) +{ + u32 reset_mask = 0; + u32 tmp; + + /* GRBM_STATUS */ + tmp = RREG32(GRBM_STATUS); + if (tmp & (PA_BUSY | SC_BUSY | + BCI_BUSY | SX_BUSY | + TA_BUSY | VGT_BUSY | + DB_BUSY | CB_BUSY | + GDS_BUSY | SPI_BUSY | + IA_BUSY | IA_BUSY_NO_DMA)) + reset_mask |= RADEON_RESET_GFX; + + if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING | + CP_BUSY | CP_COHERENCY_BUSY)) + reset_mask |= RADEON_RESET_CP; + + if (tmp & GRBM_EE_BUSY) + reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP; + + /* GRBM_STATUS2 */ + tmp = RREG32(GRBM_STATUS2); + if (tmp & (RLC_RQ_PENDING | RLC_BUSY)) + reset_mask |= RADEON_RESET_RLC; + + /* DMA_STATUS_REG 0 */ + tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET); + if (!(tmp & DMA_IDLE)) + reset_mask |= RADEON_RESET_DMA; + + /* DMA_STATUS_REG 1 */ + tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET); + if (!(tmp & DMA_IDLE)) + reset_mask |= RADEON_RESET_DMA1; + + /* SRBM_STATUS2 */ + tmp = RREG32(SRBM_STATUS2); + if (tmp & DMA_BUSY) + reset_mask |= RADEON_RESET_DMA; + + if (tmp & DMA1_BUSY) + reset_mask |= RADEON_RESET_DMA1; + + /* SRBM_STATUS */ + tmp = RREG32(SRBM_STATUS); + + if (tmp & IH_BUSY) + reset_mask |= RADEON_RESET_IH; + + if (tmp & SEM_BUSY) + reset_mask |= RADEON_RESET_SEM; + + if (tmp & GRBM_RQ_PENDING) + reset_mask |= RADEON_RESET_GRBM; + + if (tmp & VMC_BUSY) + reset_mask |= RADEON_RESET_VMC; + + if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY | + MCC_BUSY | MCD_BUSY)) + reset_mask |= RADEON_RESET_MC; + + if (evergreen_is_display_hung(rdev)) + reset_mask |= RADEON_RESET_DISPLAY; + + /* VM_L2_STATUS */ + tmp = RREG32(VM_L2_STATUS); + if (tmp & L2_BUSY) + reset_mask |= RADEON_RESET_VMC; + + /* Skip MC reset as it's mostly likely not hung, just busy */ + if (reset_mask & RADEON_RESET_MC) { + DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); + reset_mask &= ~RADEON_RESET_MC; + } + + return reset_mask; +} + +static void si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) +{ + struct evergreen_mc_save save; + u32 grbm_soft_reset = 0, srbm_soft_reset = 0; + u32 tmp; + + if (reset_mask == 0) + return; + + dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask); + + evergreen_print_gpu_status_regs(rdev); + dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", + RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR)); + dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", + RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS)); + + /* disable PG/CG */ + si_fini_pg(rdev); + si_fini_cg(rdev); + + /* stop the rlc */ + si_rlc_stop(rdev); + + /* Disable CP parsing/prefetching */ + WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT); + + if (reset_mask & RADEON_RESET_DMA) { + /* dma0 */ + tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp); + } + if (reset_mask & RADEON_RESET_DMA1) { + /* dma1 */ + tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp); + } + + udelay(50); + + evergreen_mc_stop(rdev, &save); + if (evergreen_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); + } + + if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP)) { + grbm_soft_reset = SOFT_RESET_CB | + SOFT_RESET_DB | + SOFT_RESET_GDS | + SOFT_RESET_PA | + SOFT_RESET_SC | + SOFT_RESET_BCI | + SOFT_RESET_SPI | + SOFT_RESET_SX | + SOFT_RESET_TC | + SOFT_RESET_TA | + SOFT_RESET_VGT | + SOFT_RESET_IA; + } + + if (reset_mask & RADEON_RESET_CP) { + grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT; + + srbm_soft_reset |= SOFT_RESET_GRBM; + } + + if (reset_mask & RADEON_RESET_DMA) + srbm_soft_reset |= SOFT_RESET_DMA; + + if (reset_mask & RADEON_RESET_DMA1) + srbm_soft_reset |= SOFT_RESET_DMA1; + + if (reset_mask & RADEON_RESET_DISPLAY) + srbm_soft_reset |= SOFT_RESET_DC; + + if (reset_mask & RADEON_RESET_RLC) + grbm_soft_reset |= SOFT_RESET_RLC; + + if (reset_mask & RADEON_RESET_SEM) + srbm_soft_reset |= SOFT_RESET_SEM; + + if (reset_mask & RADEON_RESET_IH) + srbm_soft_reset |= SOFT_RESET_IH; + + if (reset_mask & RADEON_RESET_GRBM) + srbm_soft_reset |= SOFT_RESET_GRBM; + + if (reset_mask & RADEON_RESET_VMC) + srbm_soft_reset |= SOFT_RESET_VMC; + + if (reset_mask & RADEON_RESET_MC) + srbm_soft_reset |= SOFT_RESET_MC; + + if (grbm_soft_reset) { + tmp = RREG32(GRBM_SOFT_RESET); + tmp |= grbm_soft_reset; + dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(GRBM_SOFT_RESET, tmp); + tmp = RREG32(GRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~grbm_soft_reset; + WREG32(GRBM_SOFT_RESET, tmp); + tmp = RREG32(GRBM_SOFT_RESET); + } + + if (srbm_soft_reset) { + tmp = RREG32(SRBM_SOFT_RESET); + tmp |= srbm_soft_reset; + dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(SRBM_SOFT_RESET, tmp); + tmp = RREG32(SRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~srbm_soft_reset; + WREG32(SRBM_SOFT_RESET, tmp); + tmp = RREG32(SRBM_SOFT_RESET); + } + + /* Wait a little for things to settle down */ + udelay(50); + + evergreen_mc_resume(rdev, &save); + udelay(50); + + evergreen_print_gpu_status_regs(rdev); +} + +static void si_set_clk_bypass_mode(struct radeon_device *rdev) +{ + u32 tmp, i; + + tmp = RREG32(CG_SPLL_FUNC_CNTL); + tmp |= SPLL_BYPASS_EN; + WREG32(CG_SPLL_FUNC_CNTL, tmp); + + tmp = RREG32(CG_SPLL_FUNC_CNTL_2); + tmp |= SPLL_CTLREQ_CHG; + WREG32(CG_SPLL_FUNC_CNTL_2, tmp); + + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS) + break; + udelay(1); + } + + tmp = RREG32(CG_SPLL_FUNC_CNTL_2); + tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE); + WREG32(CG_SPLL_FUNC_CNTL_2, tmp); + + tmp = RREG32(MPLL_CNTL_MODE); + tmp &= ~MPLL_MCLK_SEL; + WREG32(MPLL_CNTL_MODE, tmp); +} + +static void si_spll_powerdown(struct radeon_device *rdev) +{ + u32 tmp; + + tmp = RREG32(SPLL_CNTL_MODE); + tmp |= SPLL_SW_DIR_CONTROL; + WREG32(SPLL_CNTL_MODE, tmp); + + tmp = RREG32(CG_SPLL_FUNC_CNTL); + tmp |= SPLL_RESET; + WREG32(CG_SPLL_FUNC_CNTL, tmp); + + tmp = RREG32(CG_SPLL_FUNC_CNTL); + tmp |= SPLL_SLEEP; + WREG32(CG_SPLL_FUNC_CNTL, tmp); + + tmp = RREG32(SPLL_CNTL_MODE); + tmp &= ~SPLL_SW_DIR_CONTROL; + WREG32(SPLL_CNTL_MODE, tmp); +} + +static void si_gpu_pci_config_reset(struct radeon_device *rdev) +{ + struct evergreen_mc_save save; + u32 tmp, i; + + dev_info(rdev->dev, "GPU pci config reset\n"); + + /* disable dpm? */ + + /* disable cg/pg */ + si_fini_pg(rdev); + si_fini_cg(rdev); + + /* Disable CP parsing/prefetching */ + WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT); + /* dma0 */ + tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp); + /* dma1 */ + tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp); + /* XXX other engines? */ + + /* halt the rlc, disable cp internal ints */ + si_rlc_stop(rdev); + + udelay(50); + + /* disable mem access */ + evergreen_mc_stop(rdev, &save); + if (evergreen_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timed out !\n"); + } + + /* set mclk/sclk to bypass */ + si_set_clk_bypass_mode(rdev); + /* powerdown spll */ + si_spll_powerdown(rdev); + /* disable BM */ + pci_clear_master(rdev->pdev); + /* reset */ + radeon_pci_config_reset(rdev); + /* wait for asic to come out of reset */ + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(CONFIG_MEMSIZE) != 0xffffffff) + break; + udelay(1); + } +} + +int si_asic_reset(struct radeon_device *rdev) +{ + u32 reset_mask; + + reset_mask = si_gpu_check_soft_reset(rdev); + + if (reset_mask) + r600_set_bios_scratch_engine_hung(rdev, true); + + /* try soft reset */ + si_gpu_soft_reset(rdev, reset_mask); + + reset_mask = si_gpu_check_soft_reset(rdev); + + /* try pci config reset */ + if (reset_mask && radeon_hard_reset) + si_gpu_pci_config_reset(rdev); + + reset_mask = si_gpu_check_soft_reset(rdev); + + if (!reset_mask) + r600_set_bios_scratch_engine_hung(rdev, false); + + return 0; +} + +/** + * si_gfx_is_lockup - Check if the GFX engine is locked up + * + * @rdev: radeon_device pointer + * @ring: radeon_ring structure holding ring information + * + * Check if the GFX engine is locked up. + * Returns true if the engine appears to be locked up, false if not. + */ +bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) +{ + u32 reset_mask = si_gpu_check_soft_reset(rdev); + + if (!(reset_mask & (RADEON_RESET_GFX | + RADEON_RESET_COMPUTE | + RADEON_RESET_CP))) { + radeon_ring_lockup_update(rdev, ring); + return false; + } + return radeon_ring_test_lockup(rdev, ring); +} + +/* MC */ +static void si_mc_program(struct radeon_device *rdev) +{ + struct evergreen_mc_save save; + u32 tmp; + int i, j; + + /* Initialize HDP */ + for (i = 0, j = 0; i < 32; i++, j += 0x18) { + WREG32((0x2c14 + j), 0x00000000); + WREG32((0x2c18 + j), 0x00000000); + WREG32((0x2c1c + j), 0x00000000); + WREG32((0x2c20 + j), 0x00000000); + WREG32((0x2c24 + j), 0x00000000); + } + WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); + + evergreen_mc_stop(rdev, &save); + if (radeon_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); + } + if (!ASIC_IS_NODCE(rdev)) + /* Lockout access through VGA aperture*/ + WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); + /* Update configuration */ + WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, + rdev->mc.vram_start >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, + rdev->mc.vram_end >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, + rdev->vram_scratch.gpu_addr >> 12); + tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; + tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); + WREG32(MC_VM_FB_LOCATION, tmp); + /* XXX double check these! */ + WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); + WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); + WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); + WREG32(MC_VM_AGP_BASE, 0); + WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); + WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); + if (radeon_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); + } + evergreen_mc_resume(rdev, &save); + if (!ASIC_IS_NODCE(rdev)) { + /* we need to own VRAM, so turn off the VGA renderer here + * to stop it overwriting our objects */ + rv515_vga_render_disable(rdev); + } +} + +void si_vram_gtt_location(struct radeon_device *rdev, + struct radeon_mc *mc) +{ + if (mc->mc_vram_size > 0xFFC0000000ULL) { + /* leave room for at least 1024M GTT */ + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = 0xFFC0000000ULL; + mc->mc_vram_size = 0xFFC0000000ULL; + } + radeon_vram_location(rdev, &rdev->mc, 0); + rdev->mc.gtt_base_align = 0; + radeon_gtt_location(rdev, mc); +} + +static int si_mc_init(struct radeon_device *rdev) +{ + u32 tmp; + int chansize, numchan; + + /* Get VRAM informations */ + rdev->mc.vram_is_ddr = true; + tmp = RREG32(MC_ARB_RAMCFG); + if (tmp & CHANSIZE_OVERRIDE) { + chansize = 16; + } else if (tmp & CHANSIZE_MASK) { + chansize = 64; + } else { + chansize = 32; + } + tmp = RREG32(MC_SHARED_CHMAP); + switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { + case 0: + default: + numchan = 1; + break; + case 1: + numchan = 2; + break; + case 2: + numchan = 4; + break; + case 3: + numchan = 8; + break; + case 4: + numchan = 3; + break; + case 5: + numchan = 6; + break; + case 6: + numchan = 10; + break; + case 7: + numchan = 12; + break; + case 8: + numchan = 16; + break; + } + rdev->mc.vram_width = numchan * chansize; + /* Could aper size report 0 ? */ + rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); + rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); + /* size in MB on si */ + tmp = RREG32(CONFIG_MEMSIZE); + /* some boards may have garbage in the upper 16 bits */ + if (tmp & 0xffff0000) { + DRM_INFO("Probable bad vram size: 0x%08x\n", tmp); + if (tmp & 0xffff) + tmp &= 0xffff; + } + rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL; + rdev->mc.real_vram_size = rdev->mc.mc_vram_size; + rdev->mc.visible_vram_size = rdev->mc.aper_size; + si_vram_gtt_location(rdev, &rdev->mc); + radeon_update_bandwidth_info(rdev); + + return 0; +} + +/* + * GART + */ +void si_pcie_gart_tlb_flush(struct radeon_device *rdev) +{ + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + + /* bits 0-15 are the VM contexts0-15 */ + WREG32(VM_INVALIDATE_REQUEST, 1); +} + +static int si_pcie_gart_enable(struct radeon_device *rdev) +{ + int r, i; + + if (rdev->gart.robj == NULL) { + dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); + return -EINVAL; + } + r = radeon_gart_table_vram_pin(rdev); + if (r) + return r; + /* Setup TLB control */ + WREG32(MC_VM_MX_L1_TLB_CNTL, + (0xA << 7) | + ENABLE_L1_TLB | + ENABLE_L1_FRAGMENT_PROCESSING | + SYSTEM_ACCESS_MODE_NOT_IN_SYS | + ENABLE_ADVANCED_DRIVER_MODEL | + SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); + /* Setup L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | + ENABLE_L2_FRAGMENT_PROCESSING | + ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | + ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | + EFFECTIVE_L2_QUEUE_SIZE(7) | + CONTEXT1_IDENTITY_ACCESS_MODE(1)); + WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE); + WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | + BANK_SELECT(4) | + L2_CACHE_BIGK_FRAGMENT_SIZE(4)); + /* setup context0 */ + WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); + WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, + (u32)(rdev->dummy_page.addr >> 12)); + WREG32(VM_CONTEXT0_CNTL2, 0); + WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT)); + + WREG32(0x15D4, 0); + WREG32(0x15D8, 0); + WREG32(0x15DC, 0); + + /* empty context1-15 */ + /* set vm size, must be a multiple of 4 */ + WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); + WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn - 1); + /* Assign the pt base to something valid for now; the pts used for + * the VMs are determined by the application and setup and assigned + * on the fly in the vm part of radeon_gart.c + */ + for (i = 1; i < 16; i++) { + if (i < 8) + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), + rdev->vm_manager.saved_table_addr[i]); + else + WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2), + rdev->vm_manager.saved_table_addr[i]); + } + + /* enable context1-15 */ + WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR, + (u32)(rdev->dummy_page.addr >> 12)); + WREG32(VM_CONTEXT1_CNTL2, 4); + WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) | + PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) | + RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT | + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT | + DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT | + DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT | + PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT | + PDE0_PROTECTION_FAULT_ENABLE_DEFAULT | + VALID_PROTECTION_FAULT_ENABLE_INTERRUPT | + VALID_PROTECTION_FAULT_ENABLE_DEFAULT | + READ_PROTECTION_FAULT_ENABLE_INTERRUPT | + READ_PROTECTION_FAULT_ENABLE_DEFAULT | + WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT | + WRITE_PROTECTION_FAULT_ENABLE_DEFAULT); + + si_pcie_gart_tlb_flush(rdev); + DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", + (unsigned)(rdev->mc.gtt_size >> 20), + (unsigned long long)rdev->gart.table_addr); + rdev->gart.ready = true; + return 0; +} + +static void si_pcie_gart_disable(struct radeon_device *rdev) +{ + unsigned i; + + for (i = 1; i < 16; ++i) { + uint32_t reg; + if (i < 8) + reg = VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2); + else + reg = VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2); + rdev->vm_manager.saved_table_addr[i] = RREG32(reg); + } + + /* Disable all tables */ + WREG32(VM_CONTEXT0_CNTL, 0); + WREG32(VM_CONTEXT1_CNTL, 0); + /* Setup TLB control */ + WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS | + SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); + /* Setup L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | + ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | + EFFECTIVE_L2_QUEUE_SIZE(7) | + CONTEXT1_IDENTITY_ACCESS_MODE(1)); + WREG32(VM_L2_CNTL2, 0); + WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | + L2_CACHE_BIGK_FRAGMENT_SIZE(0)); + radeon_gart_table_vram_unpin(rdev); +} + +static void si_pcie_gart_fini(struct radeon_device *rdev) +{ + si_pcie_gart_disable(rdev); + radeon_gart_table_vram_free(rdev); + radeon_gart_fini(rdev); +} + +/* vm parser */ +static bool si_vm_reg_valid(u32 reg) +{ + /* context regs are fine */ + if (reg >= 0x28000) + return true; + + /* check config regs */ + switch (reg) { + case GRBM_GFX_INDEX: + case CP_STRMOUT_CNTL: + case VGT_VTX_VECT_EJECT_REG: + case VGT_CACHE_INVALIDATION: + case VGT_ESGS_RING_SIZE: + case VGT_GSVS_RING_SIZE: + case VGT_GS_VERTEX_REUSE: + case VGT_PRIMITIVE_TYPE: + case VGT_INDEX_TYPE: + case VGT_NUM_INDICES: + case VGT_NUM_INSTANCES: + case VGT_TF_RING_SIZE: + case VGT_HS_OFFCHIP_PARAM: + case VGT_TF_MEMORY_BASE: + case PA_CL_ENHANCE: + case PA_SU_LINE_STIPPLE_VALUE: + case PA_SC_LINE_STIPPLE_STATE: + case PA_SC_ENHANCE: + case SQC_CACHES: + case SPI_STATIC_THREAD_MGMT_1: + case SPI_STATIC_THREAD_MGMT_2: + case SPI_STATIC_THREAD_MGMT_3: + case SPI_PS_MAX_WAVE_ID: + case SPI_CONFIG_CNTL: + case SPI_CONFIG_CNTL_1: + case TA_CNTL_AUX: + return true; + default: + DRM_ERROR("Invalid register 0x%x in CS\n", reg); + return false; + } +} + +static int si_vm_packet3_ce_check(struct radeon_device *rdev, + u32 *ib, struct radeon_cs_packet *pkt) +{ + switch (pkt->opcode) { + case PACKET3_NOP: + case PACKET3_SET_BASE: + case PACKET3_SET_CE_DE_COUNTERS: + case PACKET3_LOAD_CONST_RAM: + case PACKET3_WRITE_CONST_RAM: + case PACKET3_WRITE_CONST_RAM_OFFSET: + case PACKET3_DUMP_CONST_RAM: + case PACKET3_INCREMENT_CE_COUNTER: + case PACKET3_WAIT_ON_DE_COUNTER: + case PACKET3_CE_WRITE: + break; + default: + DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode); + return -EINVAL; + } + return 0; +} + +static int si_vm_packet3_cp_dma_check(u32 *ib, u32 idx) +{ + u32 start_reg, reg, i; + u32 command = ib[idx + 4]; + u32 info = ib[idx + 1]; + u32 idx_value = ib[idx]; + if (command & PACKET3_CP_DMA_CMD_SAS) { + /* src address space is register */ + if (((info & 0x60000000) >> 29) == 0) { + start_reg = idx_value << 2; + if (command & PACKET3_CP_DMA_CMD_SAIC) { + reg = start_reg; + if (!si_vm_reg_valid(reg)) { + DRM_ERROR("CP DMA Bad SRC register\n"); + return -EINVAL; + } + } else { + for (i = 0; i < (command & 0x1fffff); i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) { + DRM_ERROR("CP DMA Bad SRC register\n"); + return -EINVAL; + } + } + } + } + } + if (command & PACKET3_CP_DMA_CMD_DAS) { + /* dst address space is register */ + if (((info & 0x00300000) >> 20) == 0) { + start_reg = ib[idx + 2]; + if (command & PACKET3_CP_DMA_CMD_DAIC) { + reg = start_reg; + if (!si_vm_reg_valid(reg)) { + DRM_ERROR("CP DMA Bad DST register\n"); + return -EINVAL; + } + } else { + for (i = 0; i < (command & 0x1fffff); i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) { + DRM_ERROR("CP DMA Bad DST register\n"); + return -EINVAL; + } + } + } + } + } + return 0; +} + +static int si_vm_packet3_gfx_check(struct radeon_device *rdev, + u32 *ib, struct radeon_cs_packet *pkt) +{ + int r; + u32 idx = pkt->idx + 1; + u32 idx_value = ib[idx]; + u32 start_reg, end_reg, reg, i; + + switch (pkt->opcode) { + case PACKET3_NOP: + case PACKET3_SET_BASE: + case PACKET3_CLEAR_STATE: + case PACKET3_INDEX_BUFFER_SIZE: + case PACKET3_DISPATCH_DIRECT: + case PACKET3_DISPATCH_INDIRECT: + case PACKET3_ALLOC_GDS: + case PACKET3_WRITE_GDS_RAM: + case PACKET3_ATOMIC_GDS: + case PACKET3_ATOMIC: + case PACKET3_OCCLUSION_QUERY: + case PACKET3_SET_PREDICATION: + case PACKET3_COND_EXEC: + case PACKET3_PRED_EXEC: + case PACKET3_DRAW_INDIRECT: + case PACKET3_DRAW_INDEX_INDIRECT: + case PACKET3_INDEX_BASE: + case PACKET3_DRAW_INDEX_2: + case PACKET3_CONTEXT_CONTROL: + case PACKET3_INDEX_TYPE: + case PACKET3_DRAW_INDIRECT_MULTI: + case PACKET3_DRAW_INDEX_AUTO: + case PACKET3_DRAW_INDEX_IMMD: + case PACKET3_NUM_INSTANCES: + case PACKET3_DRAW_INDEX_MULTI_AUTO: + case PACKET3_STRMOUT_BUFFER_UPDATE: + case PACKET3_DRAW_INDEX_OFFSET_2: + case PACKET3_DRAW_INDEX_MULTI_ELEMENT: + case PACKET3_DRAW_INDEX_INDIRECT_MULTI: + case PACKET3_MPEG_INDEX: + case PACKET3_WAIT_REG_MEM: + case PACKET3_MEM_WRITE: + case PACKET3_PFP_SYNC_ME: + case PACKET3_SURFACE_SYNC: + case PACKET3_EVENT_WRITE: + case PACKET3_EVENT_WRITE_EOP: + case PACKET3_EVENT_WRITE_EOS: + case PACKET3_SET_CONTEXT_REG: + case PACKET3_SET_CONTEXT_REG_INDIRECT: + case PACKET3_SET_SH_REG: + case PACKET3_SET_SH_REG_OFFSET: + case PACKET3_INCREMENT_DE_COUNTER: + case PACKET3_WAIT_ON_CE_COUNTER: + case PACKET3_WAIT_ON_AVAIL_BUFFER: + case PACKET3_ME_WRITE: + break; + case PACKET3_COPY_DATA: + if ((idx_value & 0xf00) == 0) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_WRITE_DATA: + if ((idx_value & 0xf00) == 0) { + start_reg = ib[idx + 1] * 4; + if (idx_value & 0x10000) { + if (!si_vm_reg_valid(start_reg)) + return -EINVAL; + } else { + for (i = 0; i < (pkt->count - 2); i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + } + } + break; + case PACKET3_COND_WRITE: + if (idx_value & 0x100) { + reg = ib[idx + 5] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_COPY_DW: + if (idx_value & 0x2) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_SET_CONFIG_REG: + start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; + end_reg = 4 * pkt->count + start_reg - 4; + if ((start_reg < PACKET3_SET_CONFIG_REG_START) || + (start_reg >= PACKET3_SET_CONFIG_REG_END) || + (end_reg >= PACKET3_SET_CONFIG_REG_END)) { + DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); + return -EINVAL; + } + for (i = 0; i < pkt->count; i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_CP_DMA: + r = si_vm_packet3_cp_dma_check(ib, idx); + if (r) + return r; + break; + default: + DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode); + return -EINVAL; + } + return 0; +} + +static int si_vm_packet3_compute_check(struct radeon_device *rdev, + u32 *ib, struct radeon_cs_packet *pkt) +{ + int r; + u32 idx = pkt->idx + 1; + u32 idx_value = ib[idx]; + u32 start_reg, reg, i; + + switch (pkt->opcode) { + case PACKET3_NOP: + case PACKET3_SET_BASE: + case PACKET3_CLEAR_STATE: + case PACKET3_DISPATCH_DIRECT: + case PACKET3_DISPATCH_INDIRECT: + case PACKET3_ALLOC_GDS: + case PACKET3_WRITE_GDS_RAM: + case PACKET3_ATOMIC_GDS: + case PACKET3_ATOMIC: + case PACKET3_OCCLUSION_QUERY: + case PACKET3_SET_PREDICATION: + case PACKET3_COND_EXEC: + case PACKET3_PRED_EXEC: + case PACKET3_CONTEXT_CONTROL: + case PACKET3_STRMOUT_BUFFER_UPDATE: + case PACKET3_WAIT_REG_MEM: + case PACKET3_MEM_WRITE: + case PACKET3_PFP_SYNC_ME: + case PACKET3_SURFACE_SYNC: + case PACKET3_EVENT_WRITE: + case PACKET3_EVENT_WRITE_EOP: + case PACKET3_EVENT_WRITE_EOS: + case PACKET3_SET_CONTEXT_REG: + case PACKET3_SET_CONTEXT_REG_INDIRECT: + case PACKET3_SET_SH_REG: + case PACKET3_SET_SH_REG_OFFSET: + case PACKET3_INCREMENT_DE_COUNTER: + case PACKET3_WAIT_ON_CE_COUNTER: + case PACKET3_WAIT_ON_AVAIL_BUFFER: + case PACKET3_ME_WRITE: + break; + case PACKET3_COPY_DATA: + if ((idx_value & 0xf00) == 0) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_WRITE_DATA: + if ((idx_value & 0xf00) == 0) { + start_reg = ib[idx + 1] * 4; + if (idx_value & 0x10000) { + if (!si_vm_reg_valid(start_reg)) + return -EINVAL; + } else { + for (i = 0; i < (pkt->count - 2); i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + } + } + break; + case PACKET3_COND_WRITE: + if (idx_value & 0x100) { + reg = ib[idx + 5] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_COPY_DW: + if (idx_value & 0x2) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_CP_DMA: + r = si_vm_packet3_cp_dma_check(ib, idx); + if (r) + return r; + break; + default: + DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode); + return -EINVAL; + } + return 0; +} + +int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) +{ + int ret = 0; + u32 idx = 0, i; + struct radeon_cs_packet pkt; + + do { + pkt.idx = idx; + pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]); + pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]); + pkt.one_reg_wr = 0; + switch (pkt.type) { + case RADEON_PACKET_TYPE0: + dev_err(rdev->dev, "Packet0 not allowed!\n"); + ret = -EINVAL; + break; + case RADEON_PACKET_TYPE2: + idx += 1; + break; + case RADEON_PACKET_TYPE3: + pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]); + if (ib->is_const_ib) + ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt); + else { + switch (ib->ring) { + case RADEON_RING_TYPE_GFX_INDEX: + ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt); + break; + case CAYMAN_RING_TYPE_CP1_INDEX: + case CAYMAN_RING_TYPE_CP2_INDEX: + ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt); + break; + default: + dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->ring); + ret = -EINVAL; + break; + } + } + idx += pkt.count + 2; + break; + default: + dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); + ret = -EINVAL; + break; + } + if (ret) { + for (i = 0; i < ib->length_dw; i++) { + if (i == idx) + printk("\t0x%08x <---\n", ib->ptr[i]); + else + printk("\t0x%08x\n", ib->ptr[i]); + } + break; + } + } while (idx < ib->length_dw); + + return ret; +} + +/* + * vm + */ +int si_vm_init(struct radeon_device *rdev) +{ + /* number of VMs */ + rdev->vm_manager.nvm = 16; + /* base offset of vram pages */ + rdev->vm_manager.vram_base_offset = 0; + + return 0; +} + +void si_vm_fini(struct radeon_device *rdev) +{ +} + +/** + * si_vm_decode_fault - print human readable fault info + * + * @rdev: radeon_device pointer + * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value + * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value + * + * Print human readable fault information (SI). + */ +static void si_vm_decode_fault(struct radeon_device *rdev, + u32 status, u32 addr) +{ + u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT; + u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT; + u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT; + char *block; + + if (rdev->family == CHIP_TAHITI) { + switch (mc_id) { + case 160: + case 144: + case 96: + case 80: + case 224: + case 208: + case 32: + case 16: + block = "CB"; + break; + case 161: + case 145: + case 97: + case 81: + case 225: + case 209: + case 33: + case 17: + block = "CB_FMASK"; + break; + case 162: + case 146: + case 98: + case 82: + case 226: + case 210: + case 34: + case 18: + block = "CB_CMASK"; + break; + case 163: + case 147: + case 99: + case 83: + case 227: + case 211: + case 35: + case 19: + block = "CB_IMMED"; + break; + case 164: + case 148: + case 100: + case 84: + case 228: + case 212: + case 36: + case 20: + block = "DB"; + break; + case 165: + case 149: + case 101: + case 85: + case 229: + case 213: + case 37: + case 21: + block = "DB_HTILE"; + break; + case 167: + case 151: + case 103: + case 87: + case 231: + case 215: + case 39: + case 23: + block = "DB_STEN"; + break; + case 72: + case 68: + case 64: + case 8: + case 4: + case 0: + case 136: + case 132: + case 128: + case 200: + case 196: + case 192: + block = "TC"; + break; + case 112: + case 48: + block = "CP"; + break; + case 49: + case 177: + case 50: + case 178: + block = "SH"; + break; + case 53: + case 190: + block = "VGT"; + break; + case 117: + block = "IH"; + break; + case 51: + case 115: + block = "RLC"; + break; + case 119: + case 183: + block = "DMA0"; + break; + case 61: + block = "DMA1"; + break; + case 248: + case 120: + block = "HDP"; + break; + default: + block = "unknown"; + break; + } + } else { + switch (mc_id) { + case 32: + case 16: + case 96: + case 80: + case 160: + case 144: + case 224: + case 208: + block = "CB"; + break; + case 33: + case 17: + case 97: + case 81: + case 161: + case 145: + case 225: + case 209: + block = "CB_FMASK"; + break; + case 34: + case 18: + case 98: + case 82: + case 162: + case 146: + case 226: + case 210: + block = "CB_CMASK"; + break; + case 35: + case 19: + case 99: + case 83: + case 163: + case 147: + case 227: + case 211: + block = "CB_IMMED"; + break; + case 36: + case 20: + case 100: + case 84: + case 164: + case 148: + case 228: + case 212: + block = "DB"; + break; + case 37: + case 21: + case 101: + case 85: + case 165: + case 149: + case 229: + case 213: + block = "DB_HTILE"; + break; + case 39: + case 23: + case 103: + case 87: + case 167: + case 151: + case 231: + case 215: + block = "DB_STEN"; + break; + case 72: + case 68: + case 8: + case 4: + case 136: + case 132: + case 200: + case 196: + block = "TC"; + break; + case 112: + case 48: + block = "CP"; + break; + case 49: + case 177: + case 50: + case 178: + block = "SH"; + break; + case 53: + block = "VGT"; + break; + case 117: + block = "IH"; + break; + case 51: + case 115: + block = "RLC"; + break; + case 119: + case 183: + block = "DMA0"; + break; + case 61: + block = "DMA1"; + break; + case 248: + case 120: + block = "HDP"; + break; + default: + block = "unknown"; + break; + } + } + + printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n", + protections, vmid, addr, + (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read", + block, mc_id); +} + +void si_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring, + unsigned vm_id, uint64_t pd_addr) +{ + /* write new base address */ + radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) | + WRITE_DATA_DST_SEL(0))); + + if (vm_id < 8) { + radeon_ring_write(ring, + (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2); + } else { + radeon_ring_write(ring, + (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2); + } + radeon_ring_write(ring, 0); + radeon_ring_write(ring, pd_addr >> 12); + + /* flush hdp cache */ + radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) | + WRITE_DATA_DST_SEL(0))); + radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 0x1); + + /* bits 0-15 are the VM contexts0-15 */ + radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) | + WRITE_DATA_DST_SEL(0))); + radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 1 << vm_id); + + /* wait for the invalidate to complete */ + radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5)); + radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) | /* always */ + WAIT_REG_MEM_ENGINE(0))); /* me */ + radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 0); /* ref */ + radeon_ring_write(ring, 0); /* mask */ + radeon_ring_write(ring, 0x20); /* poll interval */ + + /* sync PFP to ME, otherwise we might get invalid PFP reads */ + radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); + radeon_ring_write(ring, 0x0); +} + +/* + * Power and clock gating + */ +static void si_wait_for_rlc_serdes(struct radeon_device *rdev) +{ + int i; + + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(RLC_SERDES_MASTER_BUSY_0) == 0) + break; + udelay(1); + } + + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(RLC_SERDES_MASTER_BUSY_1) == 0) + break; + udelay(1); + } +} + +static void si_enable_gui_idle_interrupt(struct radeon_device *rdev, + bool enable) +{ + u32 tmp = RREG32(CP_INT_CNTL_RING0); + u32 mask; + int i; + + if (enable) + tmp |= (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); + else + tmp &= ~(CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); + WREG32(CP_INT_CNTL_RING0, tmp); + + if (!enable) { + /* read a gfx register */ + tmp = RREG32(DB_DEPTH_INFO); + + mask = RLC_BUSY_STATUS | GFX_POWER_STATUS | GFX_CLOCK_STATUS | GFX_LS_STATUS; + for (i = 0; i < rdev->usec_timeout; i++) { + if ((RREG32(RLC_STAT) & mask) == (GFX_CLOCK_STATUS | GFX_POWER_STATUS)) + break; + udelay(1); + } + } +} + +static void si_set_uvd_dcm(struct radeon_device *rdev, + bool sw_mode) +{ + u32 tmp, tmp2; + + tmp = RREG32(UVD_CGC_CTRL); + tmp &= ~(CLK_OD_MASK | CG_DT_MASK); + tmp |= DCM | CG_DT(1) | CLK_OD(4); + + if (sw_mode) { + tmp &= ~0x7ffff800; + tmp2 = DYN_OR_EN | DYN_RR_EN | G_DIV_ID(7); + } else { + tmp |= 0x7ffff800; + tmp2 = 0; + } + + WREG32(UVD_CGC_CTRL, tmp); + WREG32_UVD_CTX(UVD_CGC_CTRL2, tmp2); +} + +void si_init_uvd_internal_cg(struct radeon_device *rdev) +{ + bool hw_mode = true; + + if (hw_mode) { + si_set_uvd_dcm(rdev, false); + } else { + u32 tmp = RREG32(UVD_CGC_CTRL); + tmp &= ~DCM; + WREG32(UVD_CGC_CTRL, tmp); + } +} + +static u32 si_halt_rlc(struct radeon_device *rdev) +{ + u32 data, orig; + + orig = data = RREG32(RLC_CNTL); + + if (data & RLC_ENABLE) { + data &= ~RLC_ENABLE; + WREG32(RLC_CNTL, data); + + si_wait_for_rlc_serdes(rdev); + } + + return orig; +} + +static void si_update_rlc(struct radeon_device *rdev, u32 rlc) +{ + u32 tmp; + + tmp = RREG32(RLC_CNTL); + if (tmp != rlc) + WREG32(RLC_CNTL, rlc); +} + +static void si_enable_dma_pg(struct radeon_device *rdev, bool enable) +{ + u32 data, orig; + + orig = data = RREG32(DMA_PG); + if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA)) + data |= PG_CNTL_ENABLE; + else + data &= ~PG_CNTL_ENABLE; + if (orig != data) + WREG32(DMA_PG, data); +} + +static void si_init_dma_pg(struct radeon_device *rdev) +{ + u32 tmp; + + WREG32(DMA_PGFSM_WRITE, 0x00002000); + WREG32(DMA_PGFSM_CONFIG, 0x100010ff); + + for (tmp = 0; tmp < 5; tmp++) + WREG32(DMA_PGFSM_WRITE, 0); +} + +static void si_enable_gfx_cgpg(struct radeon_device *rdev, + bool enable) +{ + u32 tmp; + + if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG)) { + tmp = RLC_PUD(0x10) | RLC_PDD(0x10) | RLC_TTPD(0x10) | RLC_MSD(0x10); + WREG32(RLC_TTOP_D, tmp); + + tmp = RREG32(RLC_PG_CNTL); + tmp |= GFX_PG_ENABLE; + WREG32(RLC_PG_CNTL, tmp); + + tmp = RREG32(RLC_AUTO_PG_CTRL); + tmp |= AUTO_PG_EN; + WREG32(RLC_AUTO_PG_CTRL, tmp); + } else { + tmp = RREG32(RLC_AUTO_PG_CTRL); + tmp &= ~AUTO_PG_EN; + WREG32(RLC_AUTO_PG_CTRL, tmp); + + tmp = RREG32(DB_RENDER_CONTROL); + } +} + +static void si_init_gfx_cgpg(struct radeon_device *rdev) +{ + u32 tmp; + + WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); + + tmp = RREG32(RLC_PG_CNTL); + tmp |= GFX_PG_SRC; + WREG32(RLC_PG_CNTL, tmp); + + WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); + + tmp = RREG32(RLC_AUTO_PG_CTRL); + + tmp &= ~GRBM_REG_SGIT_MASK; + tmp |= GRBM_REG_SGIT(0x700); + tmp &= ~PG_AFTER_GRBM_REG_ST_MASK; + WREG32(RLC_AUTO_PG_CTRL, tmp); +} + +static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh) +{ + u32 mask = 0, tmp, tmp1; + int i; + + si_select_se_sh(rdev, se, sh); + tmp = RREG32(CC_GC_SHADER_ARRAY_CONFIG); + tmp1 = RREG32(GC_USER_SHADER_ARRAY_CONFIG); + si_select_se_sh(rdev, 0xffffffff, 0xffffffff); + + tmp &= 0xffff0000; + + tmp |= tmp1; + tmp >>= 16; + + for (i = 0; i < rdev->config.si.max_cu_per_sh; i ++) { + mask <<= 1; + mask |= 1; + } + + return (~tmp) & mask; +} + +static void si_init_ao_cu_mask(struct radeon_device *rdev) +{ + u32 i, j, k, active_cu_number = 0; + u32 mask, counter, cu_bitmap; + u32 tmp = 0; + + for (i = 0; i < rdev->config.si.max_shader_engines; i++) { + for (j = 0; j < rdev->config.si.max_sh_per_se; j++) { + mask = 1; + cu_bitmap = 0; + counter = 0; + for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) { + if (si_get_cu_active_bitmap(rdev, i, j) & mask) { + if (counter < 2) + cu_bitmap |= mask; + counter++; + } + mask <<= 1; + } + + active_cu_number += counter; + tmp |= (cu_bitmap << (i * 16 + j * 8)); + } + } + + WREG32(RLC_PG_AO_CU_MASK, tmp); + + tmp = RREG32(RLC_MAX_PG_CU); + tmp &= ~MAX_PU_CU_MASK; + tmp |= MAX_PU_CU(active_cu_number); + WREG32(RLC_MAX_PG_CU, tmp); +} + +static void si_enable_cgcg(struct radeon_device *rdev, + bool enable) +{ + u32 data, orig, tmp; + + orig = data = RREG32(RLC_CGCG_CGLS_CTRL); + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CGCG)) { + si_enable_gui_idle_interrupt(rdev, true); + + WREG32(RLC_GCPM_GENERAL_3, 0x00000080); + + tmp = si_halt_rlc(rdev); + + WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff); + WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff); + WREG32(RLC_SERDES_WR_CTRL, 0x00b000ff); + + si_wait_for_rlc_serdes(rdev); + + si_update_rlc(rdev, tmp); + + WREG32(RLC_SERDES_WR_CTRL, 0x007000ff); + + data |= CGCG_EN | CGLS_EN; + } else { + si_enable_gui_idle_interrupt(rdev, false); + + RREG32(CB_CGTT_SCLK_CTRL); + RREG32(CB_CGTT_SCLK_CTRL); + RREG32(CB_CGTT_SCLK_CTRL); + RREG32(CB_CGTT_SCLK_CTRL); + + data &= ~(CGCG_EN | CGLS_EN); + } + + if (orig != data) + WREG32(RLC_CGCG_CGLS_CTRL, data); +} + +static void si_enable_mgcg(struct radeon_device *rdev, + bool enable) +{ + u32 data, orig, tmp = 0; + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_MGCG)) { + orig = data = RREG32(CGTS_SM_CTRL_REG); + data = 0x96940200; + if (orig != data) + WREG32(CGTS_SM_CTRL_REG, data); + + if (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CP_LS) { + orig = data = RREG32(CP_MEM_SLP_CNTL); + data |= CP_MEM_LS_EN; + if (orig != data) + WREG32(CP_MEM_SLP_CNTL, data); + } + + orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE); + data &= 0xffffffc0; + if (orig != data) + WREG32(RLC_CGTT_MGCG_OVERRIDE, data); + + tmp = si_halt_rlc(rdev); + + WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff); + WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff); + WREG32(RLC_SERDES_WR_CTRL, 0x00d000ff); + + si_update_rlc(rdev, tmp); + } else { + orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE); + data |= 0x00000003; + if (orig != data) + WREG32(RLC_CGTT_MGCG_OVERRIDE, data); + + data = RREG32(CP_MEM_SLP_CNTL); + if (data & CP_MEM_LS_EN) { + data &= ~CP_MEM_LS_EN; + WREG32(CP_MEM_SLP_CNTL, data); + } + orig = data = RREG32(CGTS_SM_CTRL_REG); + data |= LS_OVERRIDE | OVERRIDE; + if (orig != data) + WREG32(CGTS_SM_CTRL_REG, data); + + tmp = si_halt_rlc(rdev); + + WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff); + WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff); + WREG32(RLC_SERDES_WR_CTRL, 0x00e000ff); + + si_update_rlc(rdev, tmp); + } +} + +static void si_enable_uvd_mgcg(struct radeon_device *rdev, + bool enable) +{ + u32 orig, data, tmp; + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_UVD_MGCG)) { + tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL); + tmp |= 0x3fff; + WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp); + + orig = data = RREG32(UVD_CGC_CTRL); + data |= DCM; + if (orig != data) + WREG32(UVD_CGC_CTRL, data); + + WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0); + WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0); + } else { + tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL); + tmp &= ~0x3fff; + WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp); + + orig = data = RREG32(UVD_CGC_CTRL); + data &= ~DCM; + if (orig != data) + WREG32(UVD_CGC_CTRL, data); + + WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0xffffffff); + WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0xffffffff); + } +} + +static const u32 mc_cg_registers[] = +{ + MC_HUB_MISC_HUB_CG, + MC_HUB_MISC_SIP_CG, + MC_HUB_MISC_VM_CG, + MC_XPB_CLK_GAT, + ATC_MISC_CG, + MC_CITF_MISC_WR_CG, + MC_CITF_MISC_RD_CG, + MC_CITF_MISC_VM_CG, + VM_L2_CG, +}; + +static void si_enable_mc_ls(struct radeon_device *rdev, + bool enable) +{ + int i; + u32 orig, data; + + for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) { + orig = data = RREG32(mc_cg_registers[i]); + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_LS)) + data |= MC_LS_ENABLE; + else + data &= ~MC_LS_ENABLE; + if (data != orig) + WREG32(mc_cg_registers[i], data); + } +} + +static void si_enable_mc_mgcg(struct radeon_device *rdev, + bool enable) +{ + int i; + u32 orig, data; + + for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) { + orig = data = RREG32(mc_cg_registers[i]); + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_MGCG)) + data |= MC_CG_ENABLE; + else + data &= ~MC_CG_ENABLE; + if (data != orig) + WREG32(mc_cg_registers[i], data); + } +} + +static void si_enable_dma_mgcg(struct radeon_device *rdev, + bool enable) +{ + u32 orig, data, offset; + int i; + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_SDMA_MGCG)) { + for (i = 0; i < 2; i++) { + if (i == 0) + offset = DMA0_REGISTER_OFFSET; + else + offset = DMA1_REGISTER_OFFSET; + orig = data = RREG32(DMA_POWER_CNTL + offset); + data &= ~MEM_POWER_OVERRIDE; + if (data != orig) + WREG32(DMA_POWER_CNTL + offset, data); + WREG32(DMA_CLK_CTRL + offset, 0x00000100); + } + } else { + for (i = 0; i < 2; i++) { + if (i == 0) + offset = DMA0_REGISTER_OFFSET; + else + offset = DMA1_REGISTER_OFFSET; + orig = data = RREG32(DMA_POWER_CNTL + offset); + data |= MEM_POWER_OVERRIDE; + if (data != orig) + WREG32(DMA_POWER_CNTL + offset, data); + + orig = data = RREG32(DMA_CLK_CTRL + offset); + data = 0xff000000; + if (data != orig) + WREG32(DMA_CLK_CTRL + offset, data); + } + } +} + +static void si_enable_bif_mgls(struct radeon_device *rdev, + bool enable) +{ + u32 orig, data; + + orig = data = RREG32_PCIE(PCIE_CNTL2); + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_BIF_LS)) + data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | + REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN; + else + data &= ~(SLV_MEM_LS_EN | MST_MEM_LS_EN | + REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN); + + if (orig != data) + WREG32_PCIE(PCIE_CNTL2, data); +} + +static void si_enable_hdp_mgcg(struct radeon_device *rdev, + bool enable) +{ + u32 orig, data; + + orig = data = RREG32(HDP_HOST_PATH_CNTL); + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_MGCG)) + data &= ~CLOCK_GATING_DIS; + else + data |= CLOCK_GATING_DIS; + + if (orig != data) + WREG32(HDP_HOST_PATH_CNTL, data); +} + +static void si_enable_hdp_ls(struct radeon_device *rdev, + bool enable) +{ + u32 orig, data; + + orig = data = RREG32(HDP_MEM_POWER_LS); + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_LS)) + data |= HDP_LS_ENABLE; + else + data &= ~HDP_LS_ENABLE; + + if (orig != data) + WREG32(HDP_MEM_POWER_LS, data); +} + +static void si_update_cg(struct radeon_device *rdev, + u32 block, bool enable) +{ + if (block & RADEON_CG_BLOCK_GFX) { + si_enable_gui_idle_interrupt(rdev, false); + /* order matters! */ + if (enable) { + si_enable_mgcg(rdev, true); + si_enable_cgcg(rdev, true); + } else { + si_enable_cgcg(rdev, false); + si_enable_mgcg(rdev, false); + } + si_enable_gui_idle_interrupt(rdev, true); + } + + if (block & RADEON_CG_BLOCK_MC) { + si_enable_mc_mgcg(rdev, enable); + si_enable_mc_ls(rdev, enable); + } + + if (block & RADEON_CG_BLOCK_SDMA) { + si_enable_dma_mgcg(rdev, enable); + } + + if (block & RADEON_CG_BLOCK_BIF) { + si_enable_bif_mgls(rdev, enable); + } + + if (block & RADEON_CG_BLOCK_UVD) { + if (rdev->has_uvd) { + si_enable_uvd_mgcg(rdev, enable); + } + } + + if (block & RADEON_CG_BLOCK_HDP) { + si_enable_hdp_mgcg(rdev, enable); + si_enable_hdp_ls(rdev, enable); + } +} + +static void si_init_cg(struct radeon_device *rdev) +{ + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_HDP), true); + if (rdev->has_uvd) { + si_update_cg(rdev, RADEON_CG_BLOCK_UVD, true); + si_init_uvd_internal_cg(rdev); + } +} + +static void si_fini_cg(struct radeon_device *rdev) +{ + if (rdev->has_uvd) { + si_update_cg(rdev, RADEON_CG_BLOCK_UVD, false); + } + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_HDP), false); +} + +u32 si_get_csb_size(struct radeon_device *rdev) +{ + u32 count = 0; + const struct cs_section_def *sect = NULL; + const struct cs_extent_def *ext = NULL; + + if (rdev->rlc.cs_data == NULL) + return 0; + + /* begin clear state */ + count += 2; + /* context control state */ + count += 3; + + for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) { + for (ext = sect->section; ext->extent != NULL; ++ext) { + if (sect->id == SECT_CONTEXT) + count += 2 + ext->reg_count; + else + return 0; + } + } + /* pa_sc_raster_config */ + count += 3; + /* end clear state */ + count += 2; + /* clear state */ + count += 2; + + return count; +} + +void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer) +{ + u32 count = 0, i; + const struct cs_section_def *sect = NULL; + const struct cs_extent_def *ext = NULL; + + if (rdev->rlc.cs_data == NULL) + return; + if (buffer == NULL) + return; + + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); + + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1)); + buffer[count++] = cpu_to_le32(0x80000000); + buffer[count++] = cpu_to_le32(0x80000000); + + for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) { + for (ext = sect->section; ext->extent != NULL; ++ext) { + if (sect->id == SECT_CONTEXT) { + buffer[count++] = + cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count)); + buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000); + for (i = 0; i < ext->reg_count; i++) + buffer[count++] = cpu_to_le32(ext->extent[i]); + } else { + return; + } + } + } + + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1)); + buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START); + switch (rdev->family) { + case CHIP_TAHITI: + case CHIP_PITCAIRN: + buffer[count++] = cpu_to_le32(0x2a00126a); + break; + case CHIP_VERDE: + buffer[count++] = cpu_to_le32(0x0000124a); + break; + case CHIP_OLAND: + buffer[count++] = cpu_to_le32(0x00000082); + break; + case CHIP_HAINAN: + buffer[count++] = cpu_to_le32(0x00000000); + break; + default: + buffer[count++] = cpu_to_le32(0x00000000); + break; + } + + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE); + + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0)); + buffer[count++] = cpu_to_le32(0); +} + +static void si_init_pg(struct radeon_device *rdev) +{ + if (rdev->pg_flags) { + if (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA) { + si_init_dma_pg(rdev); + } + si_init_ao_cu_mask(rdev); + if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) { + si_init_gfx_cgpg(rdev); + } else { + WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); + WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); + } + si_enable_dma_pg(rdev, true); + si_enable_gfx_cgpg(rdev, true); + } else { + WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); + WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); + } +} + +static void si_fini_pg(struct radeon_device *rdev) +{ + if (rdev->pg_flags) { + si_enable_dma_pg(rdev, false); + si_enable_gfx_cgpg(rdev, false); + } +} + +/* + * RLC + */ +void si_rlc_reset(struct radeon_device *rdev) +{ + u32 tmp = RREG32(GRBM_SOFT_RESET); + + tmp |= SOFT_RESET_RLC; + WREG32(GRBM_SOFT_RESET, tmp); + udelay(50); + tmp &= ~SOFT_RESET_RLC; + WREG32(GRBM_SOFT_RESET, tmp); + udelay(50); +} + +static void si_rlc_stop(struct radeon_device *rdev) +{ + WREG32(RLC_CNTL, 0); + + si_enable_gui_idle_interrupt(rdev, false); + + si_wait_for_rlc_serdes(rdev); +} + +static void si_rlc_start(struct radeon_device *rdev) +{ + WREG32(RLC_CNTL, RLC_ENABLE); + + si_enable_gui_idle_interrupt(rdev, true); + + udelay(50); +} + +static bool si_lbpw_supported(struct radeon_device *rdev) +{ + u32 tmp; + + /* Enable LBPW only for DDR3 */ + tmp = RREG32(MC_SEQ_MISC0); + if ((tmp & 0xF0000000) == 0xB0000000) + return true; + return false; +} + +static void si_enable_lbpw(struct radeon_device *rdev, bool enable) +{ + u32 tmp; + + tmp = RREG32(RLC_LB_CNTL); + if (enable) + tmp |= LOAD_BALANCE_ENABLE; + else + tmp &= ~LOAD_BALANCE_ENABLE; + WREG32(RLC_LB_CNTL, tmp); + + if (!enable) { + si_select_se_sh(rdev, 0xffffffff, 0xffffffff); + WREG32(SPI_LB_CU_MASK, 0x00ff); + } +} + +static int si_rlc_resume(struct radeon_device *rdev) +{ + u32 i; + + if (!rdev->rlc_fw) + return -EINVAL; + + si_rlc_stop(rdev); + + si_rlc_reset(rdev); + + si_init_pg(rdev); + + si_init_cg(rdev); + + WREG32(RLC_RL_BASE, 0); + WREG32(RLC_RL_SIZE, 0); + WREG32(RLC_LB_CNTL, 0); + WREG32(RLC_LB_CNTR_MAX, 0xffffffff); + WREG32(RLC_LB_CNTR_INIT, 0); + WREG32(RLC_LB_INIT_CU_MASK, 0xffffffff); + + WREG32(RLC_MC_CNTL, 0); + WREG32(RLC_UCODE_CNTL, 0); + + if (rdev->new_fw) { + const struct rlc_firmware_header_v1_0 *hdr = + (const struct rlc_firmware_header_v1_0 *)rdev->rlc_fw->data; + u32 fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4; + const __le32 *fw_data = (const __le32 *) + (rdev->rlc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes)); + + radeon_ucode_print_rlc_hdr(&hdr->header); + + for (i = 0; i < fw_size; i++) { + WREG32(RLC_UCODE_ADDR, i); + WREG32(RLC_UCODE_DATA, le32_to_cpup(fw_data++)); + } + } else { + const __be32 *fw_data = + (const __be32 *)rdev->rlc_fw->data; + for (i = 0; i < SI_RLC_UCODE_SIZE; i++) { + WREG32(RLC_UCODE_ADDR, i); + WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); + } + } + WREG32(RLC_UCODE_ADDR, 0); + + si_enable_lbpw(rdev, si_lbpw_supported(rdev)); + + si_rlc_start(rdev); + + return 0; +} + +static void si_enable_interrupts(struct radeon_device *rdev) +{ + u32 ih_cntl = RREG32(IH_CNTL); + u32 ih_rb_cntl = RREG32(IH_RB_CNTL); + + ih_cntl |= ENABLE_INTR; + ih_rb_cntl |= IH_RB_ENABLE; + WREG32(IH_CNTL, ih_cntl); + WREG32(IH_RB_CNTL, ih_rb_cntl); + rdev->ih.enabled = true; +} + +static void si_disable_interrupts(struct radeon_device *rdev) +{ + u32 ih_rb_cntl = RREG32(IH_RB_CNTL); + u32 ih_cntl = RREG32(IH_CNTL); + + ih_rb_cntl &= ~IH_RB_ENABLE; + ih_cntl &= ~ENABLE_INTR; + WREG32(IH_RB_CNTL, ih_rb_cntl); + WREG32(IH_CNTL, ih_cntl); + /* set rptr, wptr to 0 */ + WREG32(IH_RB_RPTR, 0); + WREG32(IH_RB_WPTR, 0); + rdev->ih.enabled = false; + rdev->ih.rptr = 0; +} + +static void si_disable_interrupt_state(struct radeon_device *rdev) +{ + u32 tmp; + + tmp = RREG32(CP_INT_CNTL_RING0) & + (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); + WREG32(CP_INT_CNTL_RING0, tmp); + WREG32(CP_INT_CNTL_RING1, 0); + WREG32(CP_INT_CNTL_RING2, 0); + tmp = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE; + WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, tmp); + tmp = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE; + WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, tmp); + WREG32(GRBM_INT_CNTL, 0); + WREG32(SRBM_INT_CNTL, 0); + if (rdev->num_crtc >= 2) { + WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); + WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); + } + if (rdev->num_crtc >= 4) { + WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); + WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); + } + if (rdev->num_crtc >= 6) { + WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); + WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); + } + + if (rdev->num_crtc >= 2) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); + } + if (rdev->num_crtc >= 4) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); + } + if (rdev->num_crtc >= 6) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); + } + + if (!ASIC_IS_NODCE(rdev)) { + WREG32(DAC_AUTODETECT_INT_CONTROL, 0); + + tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD1_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD2_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD3_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD4_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD5_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD6_INT_CONTROL, tmp); + } +} + +static int si_irq_init(struct radeon_device *rdev) +{ + int ret = 0; + int rb_bufsz; + u32 interrupt_cntl, ih_cntl, ih_rb_cntl; + + /* allocate ring */ + ret = r600_ih_ring_alloc(rdev); + if (ret) + return ret; + + /* disable irqs */ + si_disable_interrupts(rdev); + + /* init rlc */ + ret = si_rlc_resume(rdev); + if (ret) { + r600_ih_ring_fini(rdev); + return ret; + } + + /* setup interrupt control */ + /* set dummy read address to ring address */ + WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8); + interrupt_cntl = RREG32(INTERRUPT_CNTL); + /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi + * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN + */ + interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE; + /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */ + interrupt_cntl &= ~IH_REQ_NONSNOOP_EN; + WREG32(INTERRUPT_CNTL, interrupt_cntl); + + WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8); + rb_bufsz = order_base_2(rdev->ih.ring_size / 4); + + ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE | + IH_WPTR_OVERFLOW_CLEAR | + (rb_bufsz << 1)); + + if (rdev->wb.enabled) + ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE; + + /* set the writeback address whether it's enabled or not */ + WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC); + WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF); + + WREG32(IH_RB_CNTL, ih_rb_cntl); + + /* set rptr, wptr to 0 */ + WREG32(IH_RB_RPTR, 0); + WREG32(IH_RB_WPTR, 0); + + /* Default settings for IH_CNTL (disabled at first) */ + ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0); + /* RPTR_REARM only works if msi's are enabled */ + if (rdev->msi_enabled) + ih_cntl |= RPTR_REARM; + WREG32(IH_CNTL, ih_cntl); + + /* force the active interrupt state to all disabled */ + si_disable_interrupt_state(rdev); + + pci_set_master(rdev->pdev); + + /* enable irqs */ + si_enable_interrupts(rdev); + + return ret; +} + +int si_irq_set(struct radeon_device *rdev) +{ + u32 cp_int_cntl; + u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0; + u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0; + u32 hpd1 = 0, hpd2 = 0, hpd3 = 0, hpd4 = 0, hpd5 = 0, hpd6 = 0; + u32 grbm_int_cntl = 0; + u32 dma_cntl, dma_cntl1; + u32 thermal_int = 0; + + if (!rdev->irq.installed) { + WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); + return -EINVAL; + } + /* don't enable anything if the ih is disabled */ + if (!rdev->ih.enabled) { + si_disable_interrupts(rdev); + /* force the active interrupt state to all disabled */ + si_disable_interrupt_state(rdev); + return 0; + } + + cp_int_cntl = RREG32(CP_INT_CNTL_RING0) & + (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); + + if (!ASIC_IS_NODCE(rdev)) { + hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + } + + dma_cntl = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE; + dma_cntl1 = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE; + + thermal_int = RREG32(CG_THERMAL_INT) & + ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); + + /* enable CP interrupts on all rings */ + if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { + DRM_DEBUG("si_irq_set: sw int gfx\n"); + cp_int_cntl |= TIME_STAMP_INT_ENABLE; + } + if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) { + DRM_DEBUG("si_irq_set: sw int cp1\n"); + cp_int_cntl1 |= TIME_STAMP_INT_ENABLE; + } + if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) { + DRM_DEBUG("si_irq_set: sw int cp2\n"); + cp_int_cntl2 |= TIME_STAMP_INT_ENABLE; + } + if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) { + DRM_DEBUG("si_irq_set: sw int dma\n"); + dma_cntl |= TRAP_ENABLE; + } + + if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) { + DRM_DEBUG("si_irq_set: sw int dma1\n"); + dma_cntl1 |= TRAP_ENABLE; + } + if (rdev->irq.crtc_vblank_int[0] || + atomic_read(&rdev->irq.pflip[0])) { + DRM_DEBUG("si_irq_set: vblank 0\n"); + crtc1 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[1] || + atomic_read(&rdev->irq.pflip[1])) { + DRM_DEBUG("si_irq_set: vblank 1\n"); + crtc2 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[2] || + atomic_read(&rdev->irq.pflip[2])) { + DRM_DEBUG("si_irq_set: vblank 2\n"); + crtc3 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[3] || + atomic_read(&rdev->irq.pflip[3])) { + DRM_DEBUG("si_irq_set: vblank 3\n"); + crtc4 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[4] || + atomic_read(&rdev->irq.pflip[4])) { + DRM_DEBUG("si_irq_set: vblank 4\n"); + crtc5 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[5] || + atomic_read(&rdev->irq.pflip[5])) { + DRM_DEBUG("si_irq_set: vblank 5\n"); + crtc6 |= VBLANK_INT_MASK; + } + if (rdev->irq.hpd[0]) { + DRM_DEBUG("si_irq_set: hpd 1\n"); + hpd1 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN; + } + if (rdev->irq.hpd[1]) { + DRM_DEBUG("si_irq_set: hpd 2\n"); + hpd2 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN; + } + if (rdev->irq.hpd[2]) { + DRM_DEBUG("si_irq_set: hpd 3\n"); + hpd3 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN; + } + if (rdev->irq.hpd[3]) { + DRM_DEBUG("si_irq_set: hpd 4\n"); + hpd4 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN; + } + if (rdev->irq.hpd[4]) { + DRM_DEBUG("si_irq_set: hpd 5\n"); + hpd5 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN; + } + if (rdev->irq.hpd[5]) { + DRM_DEBUG("si_irq_set: hpd 6\n"); + hpd6 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN; + } + + WREG32(CP_INT_CNTL_RING0, cp_int_cntl); + WREG32(CP_INT_CNTL_RING1, cp_int_cntl1); + WREG32(CP_INT_CNTL_RING2, cp_int_cntl2); + + WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, dma_cntl); + WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, dma_cntl1); + + WREG32(GRBM_INT_CNTL, grbm_int_cntl); + + if (rdev->irq.dpm_thermal) { + DRM_DEBUG("dpm thermal\n"); + thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; + } + + if (rdev->num_crtc >= 2) { + WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); + WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2); + } + if (rdev->num_crtc >= 4) { + WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3); + WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4); + } + if (rdev->num_crtc >= 6) { + WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5); + WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6); + } + + if (rdev->num_crtc >= 2) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, + GRPH_PFLIP_INT_MASK); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, + GRPH_PFLIP_INT_MASK); + } + if (rdev->num_crtc >= 4) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, + GRPH_PFLIP_INT_MASK); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, + GRPH_PFLIP_INT_MASK); + } + if (rdev->num_crtc >= 6) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, + GRPH_PFLIP_INT_MASK); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, + GRPH_PFLIP_INT_MASK); + } + + if (!ASIC_IS_NODCE(rdev)) { + WREG32(DC_HPD1_INT_CONTROL, hpd1); + WREG32(DC_HPD2_INT_CONTROL, hpd2); + WREG32(DC_HPD3_INT_CONTROL, hpd3); + WREG32(DC_HPD4_INT_CONTROL, hpd4); + WREG32(DC_HPD5_INT_CONTROL, hpd5); + WREG32(DC_HPD6_INT_CONTROL, hpd6); + } + + WREG32(CG_THERMAL_INT, thermal_int); + + /* posting read */ + RREG32(SRBM_STATUS); + + return 0; +} + +static inline void si_irq_ack(struct radeon_device *rdev) +{ + u32 tmp; + + if (ASIC_IS_NODCE(rdev)) + return; + + rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS); + rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); + rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2); + rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3); + rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4); + rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5); + rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); + rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); + if (rdev->num_crtc >= 4) { + rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); + rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); + } + if (rdev->num_crtc >= 6) { + rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); + rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); + } + + if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK); + + if (rdev->num_crtc >= 4) { + if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK); + } + + if (rdev->num_crtc >= 6) { + if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK); + } + + if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { + tmp = RREG32(DC_HPD1_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD1_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { + tmp = RREG32(DC_HPD2_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD2_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { + tmp = RREG32(DC_HPD3_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD3_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { + tmp = RREG32(DC_HPD4_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD4_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD5_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD6_INT_CONTROL, tmp); + } + + if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT) { + tmp = RREG32(DC_HPD1_INT_CONTROL); + tmp |= DC_HPDx_RX_INT_ACK; + WREG32(DC_HPD1_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT) { + tmp = RREG32(DC_HPD2_INT_CONTROL); + tmp |= DC_HPDx_RX_INT_ACK; + WREG32(DC_HPD2_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT) { + tmp = RREG32(DC_HPD3_INT_CONTROL); + tmp |= DC_HPDx_RX_INT_ACK; + WREG32(DC_HPD3_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT) { + tmp = RREG32(DC_HPD4_INT_CONTROL); + tmp |= DC_HPDx_RX_INT_ACK; + WREG32(DC_HPD4_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_RX_INT_ACK; + WREG32(DC_HPD5_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_RX_INT_ACK; + WREG32(DC_HPD6_INT_CONTROL, tmp); + } +} + +static void si_irq_disable(struct radeon_device *rdev) +{ + si_disable_interrupts(rdev); + /* Wait and acknowledge irq */ + mdelay(1); + si_irq_ack(rdev); + si_disable_interrupt_state(rdev); +} + +static void si_irq_suspend(struct radeon_device *rdev) +{ + si_irq_disable(rdev); + si_rlc_stop(rdev); +} + +static void si_irq_fini(struct radeon_device *rdev) +{ + si_irq_suspend(rdev); + r600_ih_ring_fini(rdev); +} + +static inline u32 si_get_ih_wptr(struct radeon_device *rdev) +{ + u32 wptr, tmp; + + if (rdev->wb.enabled) + wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); + else + wptr = RREG32(IH_RB_WPTR); + + if (wptr & RB_OVERFLOW) { + wptr &= ~RB_OVERFLOW; + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask); + rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; + tmp = RREG32(IH_RB_CNTL); + tmp |= IH_WPTR_OVERFLOW_CLEAR; + WREG32(IH_RB_CNTL, tmp); + } + return (wptr & rdev->ih.ptr_mask); +} + +/* SI IV Ring + * Each IV ring entry is 128 bits: + * [7:0] - interrupt source id + * [31:8] - reserved + * [59:32] - interrupt source data + * [63:60] - reserved + * [71:64] - RINGID + * [79:72] - VMID + * [127:80] - reserved + */ +int si_irq_process(struct radeon_device *rdev) +{ + u32 wptr; + u32 rptr; + u32 src_id, src_data, ring_id; + u32 ring_index; + bool queue_hotplug = false; + bool queue_dp = false; + bool queue_thermal = false; + u32 status, addr; + + if (!rdev->ih.enabled || rdev->shutdown) + return IRQ_NONE; + + wptr = si_get_ih_wptr(rdev); + +restart_ih: + /* is somebody else already processing irqs? */ + if (atomic_xchg(&rdev->ih.lock, 1)) + return IRQ_NONE; + + rptr = rdev->ih.rptr; + DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr); + + /* Order reading of wptr vs. reading of IH ring data */ + rmb(); + + /* display interrupts */ + si_irq_ack(rdev); + + while (rptr != wptr) { + /* wptr/rptr are in bytes! */ + ring_index = rptr / 4; + src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; + src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; + ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff; + + switch (src_id) { + case 1: /* D1 vblank/vline */ + switch (src_data) { + case 0: /* D1 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[0]) { + drm_handle_vblank(rdev->ddev, 0); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[0])) + radeon_crtc_handle_vblank(rdev, 0); + rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D1 vblank\n"); + } + break; + case 1: /* D1 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT; + DRM_DEBUG("IH: D1 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 2: /* D2 vblank/vline */ + switch (src_data) { + case 0: /* D2 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[1]) { + drm_handle_vblank(rdev->ddev, 1); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[1])) + radeon_crtc_handle_vblank(rdev, 1); + rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D2 vblank\n"); + } + break; + case 1: /* D2 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT; + DRM_DEBUG("IH: D2 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 3: /* D3 vblank/vline */ + switch (src_data) { + case 0: /* D3 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[2]) { + drm_handle_vblank(rdev->ddev, 2); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[2])) + radeon_crtc_handle_vblank(rdev, 2); + rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D3 vblank\n"); + } + break; + case 1: /* D3 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT; + DRM_DEBUG("IH: D3 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 4: /* D4 vblank/vline */ + switch (src_data) { + case 0: /* D4 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[3]) { + drm_handle_vblank(rdev->ddev, 3); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[3])) + radeon_crtc_handle_vblank(rdev, 3); + rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D4 vblank\n"); + } + break; + case 1: /* D4 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT; + DRM_DEBUG("IH: D4 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 5: /* D5 vblank/vline */ + switch (src_data) { + case 0: /* D5 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[4]) { + drm_handle_vblank(rdev->ddev, 4); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[4])) + radeon_crtc_handle_vblank(rdev, 4); + rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D5 vblank\n"); + } + break; + case 1: /* D5 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT; + DRM_DEBUG("IH: D5 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 6: /* D6 vblank/vline */ + switch (src_data) { + case 0: /* D6 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[5]) { + drm_handle_vblank(rdev->ddev, 5); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[5])) + radeon_crtc_handle_vblank(rdev, 5); + rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D6 vblank\n"); + } + break; + case 1: /* D6 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT; + DRM_DEBUG("IH: D6 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 8: /* D1 page flip */ + case 10: /* D2 page flip */ + case 12: /* D3 page flip */ + case 14: /* D4 page flip */ + case 16: /* D5 page flip */ + case 18: /* D6 page flip */ + DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1); + if (radeon_use_pflipirq > 0) + radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1); + break; + case 42: /* HPD hotplug */ + switch (src_data) { + case 0: + if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD1\n"); + } + break; + case 1: + if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD2\n"); + } + break; + case 2: + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD3\n"); + } + break; + case 3: + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD4\n"); + } + break; + case 4: + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD5\n"); + } + break; + case 5: + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD6\n"); + } + break; + case 6: + if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_RX_INTERRUPT; + queue_dp = true; + DRM_DEBUG("IH: HPD_RX 1\n"); + } + break; + case 7: + if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_RX_INTERRUPT; + queue_dp = true; + DRM_DEBUG("IH: HPD_RX 2\n"); + } + break; + case 8: + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_RX_INTERRUPT; + queue_dp = true; + DRM_DEBUG("IH: HPD_RX 3\n"); + } + break; + case 9: + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_RX_INTERRUPT; + queue_dp = true; + DRM_DEBUG("IH: HPD_RX 4\n"); + } + break; + case 10: + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_RX_INTERRUPT; + queue_dp = true; + DRM_DEBUG("IH: HPD_RX 5\n"); + } + break; + case 11: + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_RX_INTERRUPT; + queue_dp = true; + DRM_DEBUG("IH: HPD_RX 6\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 96: + DRM_ERROR("SRBM_READ_ERROR: 0x%x\n", RREG32(SRBM_READ_ERROR)); + WREG32(SRBM_INT_ACK, 0x1); + break; + case 124: /* UVD */ + DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data); + radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX); + break; + case 146: + case 147: + addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR); + status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS); + /* reset addr and status */ + WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1); + if (addr == 0x0 && status == 0x0) + break; + dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data); + dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", + addr); + dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", + status); + si_vm_decode_fault(rdev, status, addr); + break; + case 176: /* RINGID0 CP_INT */ + radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); + break; + case 177: /* RINGID1 CP_INT */ + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + break; + case 178: /* RINGID2 CP_INT */ + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); + break; + case 181: /* CP EOP event */ + DRM_DEBUG("IH: CP EOP\n"); + switch (ring_id) { + case 0: + radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); + break; + case 1: + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + break; + case 2: + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); + break; + } + break; + case 224: /* DMA trap event */ + DRM_DEBUG("IH: DMA trap\n"); + radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX); + break; + case 230: /* thermal low to high */ + DRM_DEBUG("IH: thermal low to high\n"); + rdev->pm.dpm.thermal.high_to_low = false; + queue_thermal = true; + break; + case 231: /* thermal high to low */ + DRM_DEBUG("IH: thermal high to low\n"); + rdev->pm.dpm.thermal.high_to_low = true; + queue_thermal = true; + break; + case 233: /* GUI IDLE */ + DRM_DEBUG("IH: GUI idle\n"); + break; + case 244: /* DMA trap event */ + DRM_DEBUG("IH: DMA1 trap\n"); + radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX); + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + + /* wptr/rptr are in bytes! */ + rptr += 16; + rptr &= rdev->ih.ptr_mask; + WREG32(IH_RB_RPTR, rptr); + } + if (queue_dp) + schedule_work(&rdev->dp_work); + if (queue_hotplug) + schedule_work(&rdev->hotplug_work); + if (queue_thermal && rdev->pm.dpm_enabled) + schedule_work(&rdev->pm.dpm.thermal.work); + rdev->ih.rptr = rptr; + atomic_set(&rdev->ih.lock, 0); + + /* make sure wptr hasn't changed while processing */ + wptr = si_get_ih_wptr(rdev); + if (wptr != rptr) + goto restart_ih; + + return IRQ_HANDLED; +} + +/* + * startup/shutdown callbacks + */ +static int si_startup(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + int r; + + /* enable pcie gen2/3 link */ + si_pcie_gen3_enable(rdev); + /* enable aspm */ + si_program_aspm(rdev); + + /* scratch needs to be initialized before MC */ + r = r600_vram_scratch_init(rdev); + if (r) + return r; + + si_mc_program(rdev); + + if (!rdev->pm.dpm_enabled) { + r = si_mc_load_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load MC firmware!\n"); + return r; + } + } + + r = si_pcie_gart_enable(rdev); + if (r) + return r; + si_gpu_init(rdev); + + /* allocate rlc buffers */ + if (rdev->family == CHIP_VERDE) { + rdev->rlc.reg_list = verde_rlc_save_restore_register_list; + rdev->rlc.reg_list_size = + (u32)ARRAY_SIZE(verde_rlc_save_restore_register_list); + } + rdev->rlc.cs_data = si_cs_data; + r = sumo_rlc_init(rdev); + if (r) { + DRM_ERROR("Failed to init rlc BOs!\n"); + return r; + } + + /* allocate wb buffer */ + r = radeon_wb_init(rdev); + if (r) + return r; + + r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r); + return r; + } + + if (rdev->has_uvd) { + r = uvd_v2_2_resume(rdev); + if (!r) { + r = radeon_fence_driver_start_ring(rdev, + R600_RING_TYPE_UVD_INDEX); + if (r) + dev_err(rdev->dev, "UVD fences init error (%d).\n", r); + } + if (r) + rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0; + } + + /* Enable IRQ */ + if (!rdev->irq.installed) { + r = radeon_irq_kms_init(rdev); + if (r) + return r; + } + + r = si_irq_init(rdev); + if (r) { + DRM_ERROR("radeon: IH init failed (%d).\n", r); + radeon_irq_kms_fini(rdev); + return r; + } + si_irq_set(rdev); + + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, + RADEON_CP_PACKET2); + if (r) + return r; + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET, + RADEON_CP_PACKET2); + if (r) + return r; + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET, + RADEON_CP_PACKET2); + if (r) + return r; + + ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET, + DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0)); + if (r) + return r; + + ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET, + DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0)); + if (r) + return r; + + r = si_cp_load_microcode(rdev); + if (r) + return r; + r = si_cp_resume(rdev); + if (r) + return r; + + r = cayman_dma_resume(rdev); + if (r) + return r; + + if (rdev->has_uvd) { + ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX]; + if (ring->ring_size) { + r = radeon_ring_init(rdev, ring, ring->ring_size, 0, + RADEON_CP_PACKET2); + if (!r) + r = uvd_v1_0_init(rdev); + if (r) + DRM_ERROR("radeon: failed initializing UVD (%d).\n", r); + } + } + + r = radeon_ib_pool_init(rdev); + if (r) { + dev_err(rdev->dev, "IB initialization failed (%d).\n", r); + return r; + } + + r = radeon_vm_manager_init(rdev); + if (r) { + dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r); + return r; + } + + r = radeon_audio_init(rdev); + if (r) + return r; + + return 0; +} + +int si_resume(struct radeon_device *rdev) +{ + int r; + + /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, + * posting will perform necessary task to bring back GPU into good + * shape. + */ + /* post card */ + atom_asic_init(rdev->mode_info.atom_context); + + /* init golden registers */ + si_init_golden_registers(rdev); + + if (rdev->pm.pm_method == PM_METHOD_DPM) + radeon_pm_resume(rdev); + + rdev->accel_working = true; + r = si_startup(rdev); + if (r) { + DRM_ERROR("si startup failed on resume\n"); + rdev->accel_working = false; + return r; + } + + return r; + +} + +int si_suspend(struct radeon_device *rdev) +{ + radeon_pm_suspend(rdev); + radeon_audio_fini(rdev); + radeon_vm_manager_fini(rdev); + si_cp_enable(rdev, false); + cayman_dma_stop(rdev); + if (rdev->has_uvd) { + uvd_v1_0_fini(rdev); + radeon_uvd_suspend(rdev); + } + si_fini_pg(rdev); + si_fini_cg(rdev); + si_irq_suspend(rdev); + radeon_wb_disable(rdev); + si_pcie_gart_disable(rdev); + return 0; +} + +/* Plan is to move initialization in that function and use + * helper function so that radeon_device_init pretty much + * do nothing more than calling asic specific function. This + * should also allow to remove a bunch of callback function + * like vram_info. + */ +int si_init(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + int r; + + /* Read BIOS */ + if (!radeon_get_bios(rdev)) { + if (ASIC_IS_AVIVO(rdev)) + return -EINVAL; + } + /* Must be an ATOMBIOS */ + if (!rdev->is_atom_bios) { + dev_err(rdev->dev, "Expecting atombios for cayman GPU\n"); + return -EINVAL; + } + r = radeon_atombios_init(rdev); + if (r) + return r; + + /* Post card if necessary */ + if (!radeon_card_posted(rdev)) { + if (!rdev->bios) { + dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); + return -EINVAL; + } + DRM_INFO("GPU not posted. posting now...\n"); + atom_asic_init(rdev->mode_info.atom_context); + } + /* init golden registers */ + si_init_golden_registers(rdev); + /* Initialize scratch registers */ + si_scratch_init(rdev); + /* Initialize surface registers */ + radeon_surface_init(rdev); + /* Initialize clocks */ + radeon_get_clock_info(rdev->ddev); + + /* Fence driver */ + r = radeon_fence_driver_init(rdev); + if (r) + return r; + + /* initialize memory controller */ + r = si_mc_init(rdev); + if (r) + return r; + /* Memory manager */ + r = radeon_bo_init(rdev); + if (r) + return r; + + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw || + !rdev->rlc_fw || !rdev->mc_fw) { + r = si_init_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load firmware!\n"); + return r; + } + } + + /* Initialize power management */ + radeon_pm_init(rdev); + + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 1024 * 1024); + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 1024 * 1024); + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 1024 * 1024); + + ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 64 * 1024); + + ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 64 * 1024); + + if (rdev->has_uvd) { + r = radeon_uvd_init(rdev); + if (!r) { + ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 4096); + } + } + + rdev->ih.ring_obj = NULL; + r600_ih_ring_init(rdev, 64 * 1024); + + r = r600_pcie_gart_init(rdev); + if (r) + return r; + + rdev->accel_working = true; + r = si_startup(rdev); + if (r) { + dev_err(rdev->dev, "disabling GPU acceleration\n"); + si_cp_fini(rdev); + cayman_dma_fini(rdev); + si_irq_fini(rdev); + sumo_rlc_fini(rdev); + radeon_wb_fini(rdev); + radeon_ib_pool_fini(rdev); + radeon_vm_manager_fini(rdev); + radeon_irq_kms_fini(rdev); + si_pcie_gart_fini(rdev); + rdev->accel_working = false; + } + + /* Don't start up if the MC ucode is missing. + * The default clocks and voltages before the MC ucode + * is loaded are not suffient for advanced operations. + */ + if (!rdev->mc_fw) { + DRM_ERROR("radeon: MC ucode required for NI+.\n"); + return -EINVAL; + } + + return 0; +} + +void si_fini(struct radeon_device *rdev) +{ + radeon_pm_fini(rdev); + si_cp_fini(rdev); + cayman_dma_fini(rdev); + si_fini_pg(rdev); + si_fini_cg(rdev); + si_irq_fini(rdev); + sumo_rlc_fini(rdev); + radeon_wb_fini(rdev); + radeon_vm_manager_fini(rdev); + radeon_ib_pool_fini(rdev); + radeon_irq_kms_fini(rdev); + if (rdev->has_uvd) { + uvd_v1_0_fini(rdev); + radeon_uvd_fini(rdev); + } + si_pcie_gart_fini(rdev); + r600_vram_scratch_fini(rdev); + radeon_gem_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_bo_fini(rdev); + radeon_atombios_fini(rdev); + kfree(rdev->bios); + rdev->bios = NULL; +} + +/** + * si_get_gpu_clock_counter - return GPU clock counter snapshot + * + * @rdev: radeon_device pointer + * + * Fetches a GPU clock counter snapshot (SI). + * Returns the 64 bit clock counter snapshot. + */ +uint64_t si_get_gpu_clock_counter(struct radeon_device *rdev) +{ + uint64_t clock; + + mutex_lock(&rdev->gpu_clock_mutex); + WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1); + clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) | + ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL); + mutex_unlock(&rdev->gpu_clock_mutex); + return clock; +} + +int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk) +{ + unsigned fb_div = 0, vclk_div = 0, dclk_div = 0; + int r; + + /* bypass vclk and dclk with bclk */ + WREG32_P(CG_UPLL_FUNC_CNTL_2, + VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1), + ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK)); + + /* put PLL in bypass mode */ + WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK); + + if (!vclk || !dclk) { + /* keep the Bypass mode */ + return 0; + } + + r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000, + 16384, 0x03FFFFFF, 0, 128, 5, + &fb_div, &vclk_div, &dclk_div); + if (r) + return r; + + /* set RESET_ANTI_MUX to 0 */ + WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK); + + /* set VCO_MODE to 1 */ + WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK); + + /* disable sleep mode */ + WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK); + + /* deassert UPLL_RESET */ + WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK); + + mdelay(1); + + r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL); + if (r) + return r; + + /* assert UPLL_RESET again */ + WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK); + + /* disable spread spectrum. */ + WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK); + + /* set feedback divider */ + WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK); + + /* set ref divider to 0 */ + WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK); + + if (fb_div < 307200) + WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9); + else + WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9); + + /* set PDIV_A and PDIV_B */ + WREG32_P(CG_UPLL_FUNC_CNTL_2, + UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div), + ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK)); + + /* give the PLL some time to settle */ + mdelay(15); + + /* deassert PLL_RESET */ + WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK); + + mdelay(15); + + /* switch from bypass mode to normal mode */ + WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK); + + r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL); + if (r) + return r; + + /* switch VCLK and DCLK selection */ + WREG32_P(CG_UPLL_FUNC_CNTL_2, + VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2), + ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK)); + + mdelay(100); + + return 0; +} + +static void si_pcie_gen3_enable(struct radeon_device *rdev) +{ + struct pci_dev *root = rdev->pdev->bus->self; + int bridge_pos, gpu_pos; + u32 speed_cntl, mask, current_data_rate; + int ret, i; + u16 tmp16; + + if (pci_is_root_bus(rdev->pdev->bus)) + return; + + if (radeon_pcie_gen2 == 0) + return; + + if (rdev->flags & RADEON_IS_IGP) + return; + + if (!(rdev->flags & RADEON_IS_PCIE)) + return; + + ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); + if (ret != 0) + return; + + if (!(mask & (DRM_PCIE_SPEED_50 | DRM_PCIE_SPEED_80))) + return; + + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >> + LC_CURRENT_DATA_RATE_SHIFT; + if (mask & DRM_PCIE_SPEED_80) { + if (current_data_rate == 2) { + DRM_INFO("PCIE gen 3 link speeds already enabled\n"); + return; + } + DRM_INFO("enabling PCIE gen 3 link speeds, disable with radeon.pcie_gen2=0\n"); + } else if (mask & DRM_PCIE_SPEED_50) { + if (current_data_rate == 1) { + DRM_INFO("PCIE gen 2 link speeds already enabled\n"); + return; + } + DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n"); + } + + bridge_pos = pci_pcie_cap(root); + if (!bridge_pos) + return; + + gpu_pos = pci_pcie_cap(rdev->pdev); + if (!gpu_pos) + return; + + if (mask & DRM_PCIE_SPEED_80) { + /* re-try equalization if gen3 is not already enabled */ + if (current_data_rate != 2) { + u16 bridge_cfg, gpu_cfg; + u16 bridge_cfg2, gpu_cfg2; + u32 max_lw, current_lw, tmp; + + pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg); + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg); + + tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD; + pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16); + + tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD; + pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16); + + tmp = RREG32_PCIE(PCIE_LC_STATUS1); + max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT; + current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT; + + if (current_lw < max_lw) { + tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL); + if (tmp & LC_RENEGOTIATION_SUPPORT) { + tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS); + tmp |= (max_lw << LC_LINK_WIDTH_SHIFT); + tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW; + WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp); + } + } + + for (i = 0; i < 10; i++) { + /* check status */ + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_DEVSTA, &tmp16); + if (tmp16 & PCI_EXP_DEVSTA_TRPND) + break; + + pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg); + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg); + + pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &bridge_cfg2); + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &gpu_cfg2); + + tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4); + tmp |= LC_SET_QUIESCE; + WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp); + + tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4); + tmp |= LC_REDO_EQ; + WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp); + + mdelay(100); + + /* linkctl */ + pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &tmp16); + tmp16 &= ~PCI_EXP_LNKCTL_HAWD; + tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD); + pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16); + + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &tmp16); + tmp16 &= ~PCI_EXP_LNKCTL_HAWD; + tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD); + pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16); + + /* linkctl2 */ + pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &tmp16); + tmp16 &= ~((1 << 4) | (7 << 9)); + tmp16 |= (bridge_cfg2 & ((1 << 4) | (7 << 9))); + pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, tmp16); + + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16); + tmp16 &= ~((1 << 4) | (7 << 9)); + tmp16 |= (gpu_cfg2 & ((1 << 4) | (7 << 9))); + pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16); + + tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4); + tmp &= ~LC_SET_QUIESCE; + WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp); + } + } + } + + /* set the link speed */ + speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE; + speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE; + WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl); + + pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16); + tmp16 &= ~0xf; + if (mask & DRM_PCIE_SPEED_80) + tmp16 |= 3; /* gen3 */ + else if (mask & DRM_PCIE_SPEED_50) + tmp16 |= 2; /* gen2 */ + else + tmp16 |= 1; /* gen1 */ + pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16); + + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE; + WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl); + + for (i = 0; i < rdev->usec_timeout; i++) { + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0) + break; + udelay(1); + } +} + +static void si_program_aspm(struct radeon_device *rdev) +{ + u32 data, orig; + bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false; + bool disable_clkreq = false; + + if (radeon_aspm == 0) + return; + + if (!(rdev->flags & RADEON_IS_PCIE)) + return; + + orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL); + data &= ~LC_XMIT_N_FTS_MASK; + data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN; + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data); + + orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3); + data |= LC_GO_TO_RECOVERY; + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_CNTL3, data); + + orig = data = RREG32_PCIE(PCIE_P_CNTL); + data |= P_IGNORE_EDB_ERR; + if (orig != data) + WREG32_PCIE(PCIE_P_CNTL, data); + + orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL); + data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK); + data |= LC_PMI_TO_L1_DIS; + if (!disable_l0s) + data |= LC_L0S_INACTIVITY(7); + + if (!disable_l1) { + data |= LC_L1_INACTIVITY(7); + data &= ~LC_PMI_TO_L1_DIS; + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_CNTL, data); + + if (!disable_plloff_in_l1) { + bool clk_req_support; + + orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0); + data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK); + data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7); + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data); + + orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1); + data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK); + data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7); + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0); + data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK); + data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7); + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1); + data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK); + data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7); + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data); + + if ((rdev->family != CHIP_OLAND) && (rdev->family != CHIP_HAINAN)) { + orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0); + data &= ~PLL_RAMP_UP_TIME_0_MASK; + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data); + + orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1); + data &= ~PLL_RAMP_UP_TIME_1_MASK; + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data); + + orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2); + data &= ~PLL_RAMP_UP_TIME_2_MASK; + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2, data); + + orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3); + data &= ~PLL_RAMP_UP_TIME_3_MASK; + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0); + data &= ~PLL_RAMP_UP_TIME_0_MASK; + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1); + data &= ~PLL_RAMP_UP_TIME_1_MASK; + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2); + data &= ~PLL_RAMP_UP_TIME_2_MASK; + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3); + data &= ~PLL_RAMP_UP_TIME_3_MASK; + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3, data); + } + orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL); + data &= ~LC_DYN_LANES_PWR_STATE_MASK; + data |= LC_DYN_LANES_PWR_STATE(3); + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data); + + orig = data = RREG32_PIF_PHY0(PB0_PIF_CNTL); + data &= ~LS2_EXIT_TIME_MASK; + if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN)) + data |= LS2_EXIT_TIME(5); + if (orig != data) + WREG32_PIF_PHY0(PB0_PIF_CNTL, data); + + orig = data = RREG32_PIF_PHY1(PB1_PIF_CNTL); + data &= ~LS2_EXIT_TIME_MASK; + if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN)) + data |= LS2_EXIT_TIME(5); + if (orig != data) + WREG32_PIF_PHY1(PB1_PIF_CNTL, data); + + if (!disable_clkreq && + !pci_is_root_bus(rdev->pdev->bus)) { + struct pci_dev *root = rdev->pdev->bus->self; + u32 lnkcap; + + clk_req_support = false; + pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap); + if (lnkcap & PCI_EXP_LNKCAP_CLKPM) + clk_req_support = true; + } else { + clk_req_support = false; + } + + if (clk_req_support) { + orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2); + data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23; + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_CNTL2, data); + + orig = data = RREG32(THM_CLK_CNTL); + data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK); + data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1); + if (orig != data) + WREG32(THM_CLK_CNTL, data); + + orig = data = RREG32(MISC_CLK_CNTL); + data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK); + data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1); + if (orig != data) + WREG32(MISC_CLK_CNTL, data); + + orig = data = RREG32(CG_CLKPIN_CNTL); + data &= ~BCLK_AS_XCLK; + if (orig != data) + WREG32(CG_CLKPIN_CNTL, data); + + orig = data = RREG32(CG_CLKPIN_CNTL_2); + data &= ~FORCE_BIF_REFCLK_EN; + if (orig != data) + WREG32(CG_CLKPIN_CNTL_2, data); + + orig = data = RREG32(MPLL_BYPASSCLK_SEL); + data &= ~MPLL_CLKOUT_SEL_MASK; + data |= MPLL_CLKOUT_SEL(4); + if (orig != data) + WREG32(MPLL_BYPASSCLK_SEL, data); + + orig = data = RREG32(SPLL_CNTL_MODE); + data &= ~SPLL_REFCLK_SEL_MASK; + if (orig != data) + WREG32(SPLL_CNTL_MODE, data); + } + } + } else { + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_CNTL, data); + } + + orig = data = RREG32_PCIE(PCIE_CNTL2); + data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN; + if (orig != data) + WREG32_PCIE(PCIE_CNTL2, data); + + if (!disable_l0s) { + data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL); + if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) { + data = RREG32_PCIE(PCIE_LC_STATUS1); + if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) { + orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL); + data &= ~LC_L0S_INACTIVITY_MASK; + if (orig != data) + WREG32_PCIE_PORT(PCIE_LC_CNTL, data); + } + } + } +} |