diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/radeon/radeon_state.c')
| -rw-r--r-- | kernel/drivers/gpu/drm/radeon/radeon_state.c | 3261 |
1 files changed, 3261 insertions, 0 deletions
diff --git a/kernel/drivers/gpu/drm/radeon/radeon_state.c b/kernel/drivers/gpu/drm/radeon/radeon_state.c new file mode 100644 index 000000000..15aee723d --- /dev/null +++ b/kernel/drivers/gpu/drm/radeon/radeon_state.c @@ -0,0 +1,3261 @@ +/* radeon_state.c -- State support for Radeon -*- linux-c -*- */ +/* + * Copyright 2000 VA Linux Systems, Inc., Fremont, California. + * All Rights Reserved. + * + * 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 (including the next + * paragraph) 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 + * PRECISION INSIGHT AND/OR ITS SUPPLIERS 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: + * Gareth Hughes <gareth@valinux.com> + * Kevin E. Martin <martin@valinux.com> + * + * ------------------------ This file is DEPRECATED! ------------------------- + */ + +#include <drm/drmP.h> +#include <drm/radeon_drm.h> +#include "radeon_drv.h" +#include "drm_buffer.h" + +/* ================================================================ + * Helper functions for client state checking and fixup + */ + +static __inline__ int radeon_check_and_fixup_offset(drm_radeon_private_t * + dev_priv, + struct drm_file * file_priv, + u32 *offset) +{ + u64 off = *offset; + u32 fb_end = dev_priv->fb_location + dev_priv->fb_size - 1; + struct drm_radeon_driver_file_fields *radeon_priv; + + /* Hrm ... the story of the offset ... So this function converts + * the various ideas of what userland clients might have for an + * offset in the card address space into an offset into the card + * address space :) So with a sane client, it should just keep + * the value intact and just do some boundary checking. However, + * not all clients are sane. Some older clients pass us 0 based + * offsets relative to the start of the framebuffer and some may + * assume the AGP aperture it appended to the framebuffer, so we + * try to detect those cases and fix them up. + * + * Note: It might be a good idea here to make sure the offset lands + * in some "allowed" area to protect things like the PCIE GART... + */ + + /* First, the best case, the offset already lands in either the + * framebuffer or the GART mapped space + */ + if (radeon_check_offset(dev_priv, off)) + return 0; + + /* Ok, that didn't happen... now check if we have a zero based + * offset that fits in the framebuffer + gart space, apply the + * magic offset we get from SETPARAM or calculated from fb_location + */ + if (off < (dev_priv->fb_size + dev_priv->gart_size)) { + radeon_priv = file_priv->driver_priv; + off += radeon_priv->radeon_fb_delta; + } + + /* Finally, assume we aimed at a GART offset if beyond the fb */ + if (off > fb_end) + off = off - fb_end - 1 + dev_priv->gart_vm_start; + + /* Now recheck and fail if out of bounds */ + if (radeon_check_offset(dev_priv, off)) { + DRM_DEBUG("offset fixed up to 0x%x\n", (unsigned int)off); + *offset = off; + return 0; + } + return -EINVAL; +} + +static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * + dev_priv, + struct drm_file *file_priv, + int id, struct drm_buffer *buf) +{ + u32 *data; + switch (id) { + + case RADEON_EMIT_PP_MISC: + data = drm_buffer_pointer_to_dword(buf, + (RADEON_RB3D_DEPTHOFFSET - RADEON_PP_MISC) / 4); + + if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) { + DRM_ERROR("Invalid depth buffer offset\n"); + return -EINVAL; + } + dev_priv->have_z_offset = 1; + break; + + case RADEON_EMIT_PP_CNTL: + data = drm_buffer_pointer_to_dword(buf, + (RADEON_RB3D_COLOROFFSET - RADEON_PP_CNTL) / 4); + + if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) { + DRM_ERROR("Invalid colour buffer offset\n"); + return -EINVAL; + } + break; + + case R200_EMIT_PP_TXOFFSET_0: + case R200_EMIT_PP_TXOFFSET_1: + case R200_EMIT_PP_TXOFFSET_2: + case R200_EMIT_PP_TXOFFSET_3: + case R200_EMIT_PP_TXOFFSET_4: + case R200_EMIT_PP_TXOFFSET_5: + data = drm_buffer_pointer_to_dword(buf, 0); + if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) { + DRM_ERROR("Invalid R200 texture offset\n"); + return -EINVAL; + } + break; + + case RADEON_EMIT_PP_TXFILTER_0: + case RADEON_EMIT_PP_TXFILTER_1: + case RADEON_EMIT_PP_TXFILTER_2: + data = drm_buffer_pointer_to_dword(buf, + (RADEON_PP_TXOFFSET_0 - RADEON_PP_TXFILTER_0) / 4); + if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) { + DRM_ERROR("Invalid R100 texture offset\n"); + return -EINVAL; + } + break; + + case R200_EMIT_PP_CUBIC_OFFSETS_0: + case R200_EMIT_PP_CUBIC_OFFSETS_1: + case R200_EMIT_PP_CUBIC_OFFSETS_2: + case R200_EMIT_PP_CUBIC_OFFSETS_3: + case R200_EMIT_PP_CUBIC_OFFSETS_4: + case R200_EMIT_PP_CUBIC_OFFSETS_5:{ + int i; + for (i = 0; i < 5; i++) { + data = drm_buffer_pointer_to_dword(buf, i); + if (radeon_check_and_fixup_offset(dev_priv, + file_priv, + data)) { + DRM_ERROR + ("Invalid R200 cubic texture offset\n"); + return -EINVAL; + } + } + break; + } + + case RADEON_EMIT_PP_CUBIC_OFFSETS_T0: + case RADEON_EMIT_PP_CUBIC_OFFSETS_T1: + case RADEON_EMIT_PP_CUBIC_OFFSETS_T2:{ + int i; + for (i = 0; i < 5; i++) { + data = drm_buffer_pointer_to_dword(buf, i); + if (radeon_check_and_fixup_offset(dev_priv, + file_priv, + data)) { + DRM_ERROR + ("Invalid R100 cubic texture offset\n"); + return -EINVAL; + } + } + } + break; + + case R200_EMIT_VAP_CTL:{ + RING_LOCALS; + BEGIN_RING(2); + OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0); + ADVANCE_RING(); + } + break; + + case RADEON_EMIT_RB3D_COLORPITCH: + case RADEON_EMIT_RE_LINE_PATTERN: + case RADEON_EMIT_SE_LINE_WIDTH: + case RADEON_EMIT_PP_LUM_MATRIX: + case RADEON_EMIT_PP_ROT_MATRIX_0: + case RADEON_EMIT_RB3D_STENCILREFMASK: + case RADEON_EMIT_SE_VPORT_XSCALE: + case RADEON_EMIT_SE_CNTL: + case RADEON_EMIT_SE_CNTL_STATUS: + case RADEON_EMIT_RE_MISC: + case RADEON_EMIT_PP_BORDER_COLOR_0: + case RADEON_EMIT_PP_BORDER_COLOR_1: + case RADEON_EMIT_PP_BORDER_COLOR_2: + case RADEON_EMIT_SE_ZBIAS_FACTOR: + case RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT: + case RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED: + case R200_EMIT_PP_TXCBLEND_0: + case R200_EMIT_PP_TXCBLEND_1: + case R200_EMIT_PP_TXCBLEND_2: + case R200_EMIT_PP_TXCBLEND_3: + case R200_EMIT_PP_TXCBLEND_4: + case R200_EMIT_PP_TXCBLEND_5: + case R200_EMIT_PP_TXCBLEND_6: + case R200_EMIT_PP_TXCBLEND_7: + case R200_EMIT_TCL_LIGHT_MODEL_CTL_0: + case R200_EMIT_TFACTOR_0: + case R200_EMIT_VTX_FMT_0: + case R200_EMIT_MATRIX_SELECT_0: + case R200_EMIT_TEX_PROC_CTL_2: + case R200_EMIT_TCL_UCP_VERT_BLEND_CTL: + case R200_EMIT_PP_TXFILTER_0: + case R200_EMIT_PP_TXFILTER_1: + case R200_EMIT_PP_TXFILTER_2: + case R200_EMIT_PP_TXFILTER_3: + case R200_EMIT_PP_TXFILTER_4: + case R200_EMIT_PP_TXFILTER_5: + case R200_EMIT_VTE_CNTL: + case R200_EMIT_OUTPUT_VTX_COMP_SEL: + case R200_EMIT_PP_TAM_DEBUG3: + case R200_EMIT_PP_CNTL_X: + case R200_EMIT_RB3D_DEPTHXY_OFFSET: + case R200_EMIT_RE_AUX_SCISSOR_CNTL: + case R200_EMIT_RE_SCISSOR_TL_0: + case R200_EMIT_RE_SCISSOR_TL_1: + case R200_EMIT_RE_SCISSOR_TL_2: + case R200_EMIT_SE_VAP_CNTL_STATUS: + case R200_EMIT_SE_VTX_STATE_CNTL: + case R200_EMIT_RE_POINTSIZE: + case R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0: + case R200_EMIT_PP_CUBIC_FACES_0: + case R200_EMIT_PP_CUBIC_FACES_1: + case R200_EMIT_PP_CUBIC_FACES_2: + case R200_EMIT_PP_CUBIC_FACES_3: + case R200_EMIT_PP_CUBIC_FACES_4: + case R200_EMIT_PP_CUBIC_FACES_5: + case RADEON_EMIT_PP_TEX_SIZE_0: + case RADEON_EMIT_PP_TEX_SIZE_1: + case RADEON_EMIT_PP_TEX_SIZE_2: + case R200_EMIT_RB3D_BLENDCOLOR: + case R200_EMIT_TCL_POINT_SPRITE_CNTL: + case RADEON_EMIT_PP_CUBIC_FACES_0: + case RADEON_EMIT_PP_CUBIC_FACES_1: + case RADEON_EMIT_PP_CUBIC_FACES_2: + case R200_EMIT_PP_TRI_PERF_CNTL: + case R200_EMIT_PP_AFS_0: + case R200_EMIT_PP_AFS_1: + case R200_EMIT_ATF_TFACTOR: + case R200_EMIT_PP_TXCTLALL_0: + case R200_EMIT_PP_TXCTLALL_1: + case R200_EMIT_PP_TXCTLALL_2: + case R200_EMIT_PP_TXCTLALL_3: + case R200_EMIT_PP_TXCTLALL_4: + case R200_EMIT_PP_TXCTLALL_5: + case R200_EMIT_VAP_PVS_CNTL: + /* These packets don't contain memory offsets */ + break; + + default: + DRM_ERROR("Unknown state packet ID %d\n", id); + return -EINVAL; + } + + return 0; +} + +static int radeon_check_and_fixup_packet3(drm_radeon_private_t * + dev_priv, + struct drm_file *file_priv, + drm_radeon_kcmd_buffer_t * + cmdbuf, + unsigned int *cmdsz) +{ + u32 *cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 0); + u32 offset, narrays; + int count, i, k; + + count = ((*cmd & RADEON_CP_PACKET_COUNT_MASK) >> 16); + *cmdsz = 2 + count; + + if ((*cmd & 0xc0000000) != RADEON_CP_PACKET3) { + DRM_ERROR("Not a type 3 packet\n"); + return -EINVAL; + } + + if (4 * *cmdsz > drm_buffer_unprocessed(cmdbuf->buffer)) { + DRM_ERROR("Packet size larger than size of data provided\n"); + return -EINVAL; + } + + switch (*cmd & 0xff00) { + /* XXX Are there old drivers needing other packets? */ + + case RADEON_3D_DRAW_IMMD: + case RADEON_3D_DRAW_VBUF: + case RADEON_3D_DRAW_INDX: + case RADEON_WAIT_FOR_IDLE: + case RADEON_CP_NOP: + case RADEON_3D_CLEAR_ZMASK: +/* case RADEON_CP_NEXT_CHAR: + case RADEON_CP_PLY_NEXTSCAN: + case RADEON_CP_SET_SCISSORS: */ /* probably safe but will never need them? */ + /* these packets are safe */ + break; + + case RADEON_CP_3D_DRAW_IMMD_2: + case RADEON_CP_3D_DRAW_VBUF_2: + case RADEON_CP_3D_DRAW_INDX_2: + case RADEON_3D_CLEAR_HIZ: + /* safe but r200 only */ + if (dev_priv->microcode_version != UCODE_R200) { + DRM_ERROR("Invalid 3d packet for r100-class chip\n"); + return -EINVAL; + } + break; + + case RADEON_3D_LOAD_VBPNTR: + + if (count > 18) { /* 12 arrays max */ + DRM_ERROR("Too large payload in 3D_LOAD_VBPNTR (count=%d)\n", + count); + return -EINVAL; + } + + /* carefully check packet contents */ + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1); + + narrays = *cmd & ~0xc000; + k = 0; + i = 2; + while ((k < narrays) && (i < (count + 2))) { + i++; /* skip attribute field */ + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, i); + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + cmd)) { + DRM_ERROR + ("Invalid offset (k=%d i=%d) in 3D_LOAD_VBPNTR packet.\n", + k, i); + return -EINVAL; + } + k++; + i++; + if (k == narrays) + break; + /* have one more to process, they come in pairs */ + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, i); + + if (radeon_check_and_fixup_offset(dev_priv, + file_priv, cmd)) + { + DRM_ERROR + ("Invalid offset (k=%d i=%d) in 3D_LOAD_VBPNTR packet.\n", + k, i); + return -EINVAL; + } + k++; + i++; + } + /* do the counts match what we expect ? */ + if ((k != narrays) || (i != (count + 2))) { + DRM_ERROR + ("Malformed 3D_LOAD_VBPNTR packet (k=%d i=%d narrays=%d count+1=%d).\n", + k, i, narrays, count + 1); + return -EINVAL; + } + break; + + case RADEON_3D_RNDR_GEN_INDX_PRIM: + if (dev_priv->microcode_version != UCODE_R100) { + DRM_ERROR("Invalid 3d packet for r200-class chip\n"); + return -EINVAL; + } + + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1); + if (radeon_check_and_fixup_offset(dev_priv, file_priv, cmd)) { + DRM_ERROR("Invalid rndr_gen_indx offset\n"); + return -EINVAL; + } + break; + + case RADEON_CP_INDX_BUFFER: + if (dev_priv->microcode_version != UCODE_R200) { + DRM_ERROR("Invalid 3d packet for r100-class chip\n"); + return -EINVAL; + } + + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1); + if ((*cmd & 0x8000ffff) != 0x80000810) { + DRM_ERROR("Invalid indx_buffer reg address %08X\n", *cmd); + return -EINVAL; + } + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 2); + if (radeon_check_and_fixup_offset(dev_priv, file_priv, cmd)) { + DRM_ERROR("Invalid indx_buffer offset is %08X\n", *cmd); + return -EINVAL; + } + break; + + case RADEON_CNTL_HOSTDATA_BLT: + case RADEON_CNTL_PAINT_MULTI: + case RADEON_CNTL_BITBLT_MULTI: + /* MSB of opcode: next DWORD GUI_CNTL */ + cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1); + if (*cmd & (RADEON_GMC_SRC_PITCH_OFFSET_CNTL + | RADEON_GMC_DST_PITCH_OFFSET_CNTL)) { + u32 *cmd2 = drm_buffer_pointer_to_dword(cmdbuf->buffer, 2); + offset = *cmd2 << 10; + if (radeon_check_and_fixup_offset + (dev_priv, file_priv, &offset)) { + DRM_ERROR("Invalid first packet offset\n"); + return -EINVAL; + } + *cmd2 = (*cmd2 & 0xffc00000) | offset >> 10; + } + + if ((*cmd & RADEON_GMC_SRC_PITCH_OFFSET_CNTL) && + (*cmd & RADEON_GMC_DST_PITCH_OFFSET_CNTL)) { + u32 *cmd3 = drm_buffer_pointer_to_dword(cmdbuf->buffer, 3); + offset = *cmd3 << 10; + if (radeon_check_and_fixup_offset + (dev_priv, file_priv, &offset)) { + DRM_ERROR("Invalid second packet offset\n"); + return -EINVAL; + } + *cmd3 = (*cmd3 & 0xffc00000) | offset >> 10; + } + break; + + default: + DRM_ERROR("Invalid packet type %x\n", *cmd & 0xff00); + return -EINVAL; + } + + return 0; +} + +/* ================================================================ + * CP hardware state programming functions + */ + +static void radeon_emit_clip_rect(drm_radeon_private_t * dev_priv, + struct drm_clip_rect * box) +{ + RING_LOCALS; + + DRM_DEBUG(" box: x1=%d y1=%d x2=%d y2=%d\n", + box->x1, box->y1, box->x2, box->y2); + + BEGIN_RING(4); + OUT_RING(CP_PACKET0(RADEON_RE_TOP_LEFT, 0)); + OUT_RING((box->y1 << 16) | box->x1); + OUT_RING(CP_PACKET0(RADEON_RE_WIDTH_HEIGHT, 0)); + OUT_RING(((box->y2 - 1) << 16) | (box->x2 - 1)); + ADVANCE_RING(); +} + +/* Emit 1.1 state + */ +static int radeon_emit_state(drm_radeon_private_t * dev_priv, + struct drm_file *file_priv, + drm_radeon_context_regs_t * ctx, + drm_radeon_texture_regs_t * tex, + unsigned int dirty) +{ + RING_LOCALS; + DRM_DEBUG("dirty=0x%08x\n", dirty); + + if (dirty & RADEON_UPLOAD_CONTEXT) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + &ctx->rb3d_depthoffset)) { + DRM_ERROR("Invalid depth buffer offset\n"); + return -EINVAL; + } + + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + &ctx->rb3d_coloroffset)) { + DRM_ERROR("Invalid depth buffer offset\n"); + return -EINVAL; + } + + BEGIN_RING(14); + OUT_RING(CP_PACKET0(RADEON_PP_MISC, 6)); + OUT_RING(ctx->pp_misc); + OUT_RING(ctx->pp_fog_color); + OUT_RING(ctx->re_solid_color); + OUT_RING(ctx->rb3d_blendcntl); + OUT_RING(ctx->rb3d_depthoffset); + OUT_RING(ctx->rb3d_depthpitch); + OUT_RING(ctx->rb3d_zstencilcntl); + OUT_RING(CP_PACKET0(RADEON_PP_CNTL, 2)); + OUT_RING(ctx->pp_cntl); + OUT_RING(ctx->rb3d_cntl); + OUT_RING(ctx->rb3d_coloroffset); + OUT_RING(CP_PACKET0(RADEON_RB3D_COLORPITCH, 0)); + OUT_RING(ctx->rb3d_colorpitch); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_VERTFMT) { + BEGIN_RING(2); + OUT_RING(CP_PACKET0(RADEON_SE_COORD_FMT, 0)); + OUT_RING(ctx->se_coord_fmt); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_LINE) { + BEGIN_RING(5); + OUT_RING(CP_PACKET0(RADEON_RE_LINE_PATTERN, 1)); + OUT_RING(ctx->re_line_pattern); + OUT_RING(ctx->re_line_state); + OUT_RING(CP_PACKET0(RADEON_SE_LINE_WIDTH, 0)); + OUT_RING(ctx->se_line_width); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_BUMPMAP) { + BEGIN_RING(5); + OUT_RING(CP_PACKET0(RADEON_PP_LUM_MATRIX, 0)); + OUT_RING(ctx->pp_lum_matrix); + OUT_RING(CP_PACKET0(RADEON_PP_ROT_MATRIX_0, 1)); + OUT_RING(ctx->pp_rot_matrix_0); + OUT_RING(ctx->pp_rot_matrix_1); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_MASKS) { + BEGIN_RING(4); + OUT_RING(CP_PACKET0(RADEON_RB3D_STENCILREFMASK, 2)); + OUT_RING(ctx->rb3d_stencilrefmask); + OUT_RING(ctx->rb3d_ropcntl); + OUT_RING(ctx->rb3d_planemask); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_VIEWPORT) { + BEGIN_RING(7); + OUT_RING(CP_PACKET0(RADEON_SE_VPORT_XSCALE, 5)); + OUT_RING(ctx->se_vport_xscale); + OUT_RING(ctx->se_vport_xoffset); + OUT_RING(ctx->se_vport_yscale); + OUT_RING(ctx->se_vport_yoffset); + OUT_RING(ctx->se_vport_zscale); + OUT_RING(ctx->se_vport_zoffset); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_SETUP) { + BEGIN_RING(4); + OUT_RING(CP_PACKET0(RADEON_SE_CNTL, 0)); + OUT_RING(ctx->se_cntl); + OUT_RING(CP_PACKET0(RADEON_SE_CNTL_STATUS, 0)); + OUT_RING(ctx->se_cntl_status); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_MISC) { + BEGIN_RING(2); + OUT_RING(CP_PACKET0(RADEON_RE_MISC, 0)); + OUT_RING(ctx->re_misc); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_TEX0) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + &tex[0].pp_txoffset)) { + DRM_ERROR("Invalid texture offset for unit 0\n"); + return -EINVAL; + } + + BEGIN_RING(9); + OUT_RING(CP_PACKET0(RADEON_PP_TXFILTER_0, 5)); + OUT_RING(tex[0].pp_txfilter); + OUT_RING(tex[0].pp_txformat); + OUT_RING(tex[0].pp_txoffset); + OUT_RING(tex[0].pp_txcblend); + OUT_RING(tex[0].pp_txablend); + OUT_RING(tex[0].pp_tfactor); + OUT_RING(CP_PACKET0(RADEON_PP_BORDER_COLOR_0, 0)); + OUT_RING(tex[0].pp_border_color); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_TEX1) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + &tex[1].pp_txoffset)) { + DRM_ERROR("Invalid texture offset for unit 1\n"); + return -EINVAL; + } + + BEGIN_RING(9); + OUT_RING(CP_PACKET0(RADEON_PP_TXFILTER_1, 5)); + OUT_RING(tex[1].pp_txfilter); + OUT_RING(tex[1].pp_txformat); + OUT_RING(tex[1].pp_txoffset); + OUT_RING(tex[1].pp_txcblend); + OUT_RING(tex[1].pp_txablend); + OUT_RING(tex[1].pp_tfactor); + OUT_RING(CP_PACKET0(RADEON_PP_BORDER_COLOR_1, 0)); + OUT_RING(tex[1].pp_border_color); + ADVANCE_RING(); + } + + if (dirty & RADEON_UPLOAD_TEX2) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + &tex[2].pp_txoffset)) { + DRM_ERROR("Invalid texture offset for unit 2\n"); + return -EINVAL; + } + + BEGIN_RING(9); + OUT_RING(CP_PACKET0(RADEON_PP_TXFILTER_2, 5)); + OUT_RING(tex[2].pp_txfilter); + OUT_RING(tex[2].pp_txformat); + OUT_RING(tex[2].pp_txoffset); + OUT_RING(tex[2].pp_txcblend); + OUT_RING(tex[2].pp_txablend); + OUT_RING(tex[2].pp_tfactor); + OUT_RING(CP_PACKET0(RADEON_PP_BORDER_COLOR_2, 0)); + OUT_RING(tex[2].pp_border_color); + ADVANCE_RING(); + } + + return 0; +} + +/* Emit 1.2 state + */ +static int radeon_emit_state2(drm_radeon_private_t * dev_priv, + struct drm_file *file_priv, + drm_radeon_state_t * state) +{ + RING_LOCALS; + + if (state->dirty & RADEON_UPLOAD_ZBIAS) { + BEGIN_RING(3); + OUT_RING(CP_PACKET0(RADEON_SE_ZBIAS_FACTOR, 1)); + OUT_RING(state->context2.se_zbias_factor); + OUT_RING(state->context2.se_zbias_constant); + ADVANCE_RING(); + } + + return radeon_emit_state(dev_priv, file_priv, &state->context, + state->tex, state->dirty); +} + +/* New (1.3) state mechanism. 3 commands (packet, scalar, vector) in + * 1.3 cmdbuffers allow all previous state to be updated as well as + * the tcl scalar and vector areas. + */ +static struct { + int start; + int len; + const char *name; +} packet[RADEON_MAX_STATE_PACKETS] = { + {RADEON_PP_MISC, 7, "RADEON_PP_MISC"}, + {RADEON_PP_CNTL, 3, "RADEON_PP_CNTL"}, + {RADEON_RB3D_COLORPITCH, 1, "RADEON_RB3D_COLORPITCH"}, + {RADEON_RE_LINE_PATTERN, 2, "RADEON_RE_LINE_PATTERN"}, + {RADEON_SE_LINE_WIDTH, 1, "RADEON_SE_LINE_WIDTH"}, + {RADEON_PP_LUM_MATRIX, 1, "RADEON_PP_LUM_MATRIX"}, + {RADEON_PP_ROT_MATRIX_0, 2, "RADEON_PP_ROT_MATRIX_0"}, + {RADEON_RB3D_STENCILREFMASK, 3, "RADEON_RB3D_STENCILREFMASK"}, + {RADEON_SE_VPORT_XSCALE, 6, "RADEON_SE_VPORT_XSCALE"}, + {RADEON_SE_CNTL, 2, "RADEON_SE_CNTL"}, + {RADEON_SE_CNTL_STATUS, 1, "RADEON_SE_CNTL_STATUS"}, + {RADEON_RE_MISC, 1, "RADEON_RE_MISC"}, + {RADEON_PP_TXFILTER_0, 6, "RADEON_PP_TXFILTER_0"}, + {RADEON_PP_BORDER_COLOR_0, 1, "RADEON_PP_BORDER_COLOR_0"}, + {RADEON_PP_TXFILTER_1, 6, "RADEON_PP_TXFILTER_1"}, + {RADEON_PP_BORDER_COLOR_1, 1, "RADEON_PP_BORDER_COLOR_1"}, + {RADEON_PP_TXFILTER_2, 6, "RADEON_PP_TXFILTER_2"}, + {RADEON_PP_BORDER_COLOR_2, 1, "RADEON_PP_BORDER_COLOR_2"}, + {RADEON_SE_ZBIAS_FACTOR, 2, "RADEON_SE_ZBIAS_FACTOR"}, + {RADEON_SE_TCL_OUTPUT_VTX_FMT, 11, "RADEON_SE_TCL_OUTPUT_VTX_FMT"}, + {RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED, 17, + "RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED"}, + {R200_PP_TXCBLEND_0, 4, "R200_PP_TXCBLEND_0"}, + {R200_PP_TXCBLEND_1, 4, "R200_PP_TXCBLEND_1"}, + {R200_PP_TXCBLEND_2, 4, "R200_PP_TXCBLEND_2"}, + {R200_PP_TXCBLEND_3, 4, "R200_PP_TXCBLEND_3"}, + {R200_PP_TXCBLEND_4, 4, "R200_PP_TXCBLEND_4"}, + {R200_PP_TXCBLEND_5, 4, "R200_PP_TXCBLEND_5"}, + {R200_PP_TXCBLEND_6, 4, "R200_PP_TXCBLEND_6"}, + {R200_PP_TXCBLEND_7, 4, "R200_PP_TXCBLEND_7"}, + {R200_SE_TCL_LIGHT_MODEL_CTL_0, 6, "R200_SE_TCL_LIGHT_MODEL_CTL_0"}, + {R200_PP_TFACTOR_0, 6, "R200_PP_TFACTOR_0"}, + {R200_SE_VTX_FMT_0, 4, "R200_SE_VTX_FMT_0"}, + {R200_SE_VAP_CNTL, 1, "R200_SE_VAP_CNTL"}, + {R200_SE_TCL_MATRIX_SEL_0, 5, "R200_SE_TCL_MATRIX_SEL_0"}, + {R200_SE_TCL_TEX_PROC_CTL_2, 5, "R200_SE_TCL_TEX_PROC_CTL_2"}, + {R200_SE_TCL_UCP_VERT_BLEND_CTL, 1, "R200_SE_TCL_UCP_VERT_BLEND_CTL"}, + {R200_PP_TXFILTER_0, 6, "R200_PP_TXFILTER_0"}, + {R200_PP_TXFILTER_1, 6, "R200_PP_TXFILTER_1"}, + {R200_PP_TXFILTER_2, 6, "R200_PP_TXFILTER_2"}, + {R200_PP_TXFILTER_3, 6, "R200_PP_TXFILTER_3"}, + {R200_PP_TXFILTER_4, 6, "R200_PP_TXFILTER_4"}, + {R200_PP_TXFILTER_5, 6, "R200_PP_TXFILTER_5"}, + {R200_PP_TXOFFSET_0, 1, "R200_PP_TXOFFSET_0"}, + {R200_PP_TXOFFSET_1, 1, "R200_PP_TXOFFSET_1"}, + {R200_PP_TXOFFSET_2, 1, "R200_PP_TXOFFSET_2"}, + {R200_PP_TXOFFSET_3, 1, "R200_PP_TXOFFSET_3"}, + {R200_PP_TXOFFSET_4, 1, "R200_PP_TXOFFSET_4"}, + {R200_PP_TXOFFSET_5, 1, "R200_PP_TXOFFSET_5"}, + {R200_SE_VTE_CNTL, 1, "R200_SE_VTE_CNTL"}, + {R200_SE_TCL_OUTPUT_VTX_COMP_SEL, 1, + "R200_SE_TCL_OUTPUT_VTX_COMP_SEL"}, + {R200_PP_TAM_DEBUG3, 1, "R200_PP_TAM_DEBUG3"}, + {R200_PP_CNTL_X, 1, "R200_PP_CNTL_X"}, + {R200_RB3D_DEPTHXY_OFFSET, 1, "R200_RB3D_DEPTHXY_OFFSET"}, + {R200_RE_AUX_SCISSOR_CNTL, 1, "R200_RE_AUX_SCISSOR_CNTL"}, + {R200_RE_SCISSOR_TL_0, 2, "R200_RE_SCISSOR_TL_0"}, + {R200_RE_SCISSOR_TL_1, 2, "R200_RE_SCISSOR_TL_1"}, + {R200_RE_SCISSOR_TL_2, 2, "R200_RE_SCISSOR_TL_2"}, + {R200_SE_VAP_CNTL_STATUS, 1, "R200_SE_VAP_CNTL_STATUS"}, + {R200_SE_VTX_STATE_CNTL, 1, "R200_SE_VTX_STATE_CNTL"}, + {R200_RE_POINTSIZE, 1, "R200_RE_POINTSIZE"}, + {R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0, 4, + "R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0"}, + {R200_PP_CUBIC_FACES_0, 1, "R200_PP_CUBIC_FACES_0"}, /* 61 */ + {R200_PP_CUBIC_OFFSET_F1_0, 5, "R200_PP_CUBIC_OFFSET_F1_0"}, /* 62 */ + {R200_PP_CUBIC_FACES_1, 1, "R200_PP_CUBIC_FACES_1"}, + {R200_PP_CUBIC_OFFSET_F1_1, 5, "R200_PP_CUBIC_OFFSET_F1_1"}, + {R200_PP_CUBIC_FACES_2, 1, "R200_PP_CUBIC_FACES_2"}, + {R200_PP_CUBIC_OFFSET_F1_2, 5, "R200_PP_CUBIC_OFFSET_F1_2"}, + {R200_PP_CUBIC_FACES_3, 1, "R200_PP_CUBIC_FACES_3"}, + {R200_PP_CUBIC_OFFSET_F1_3, 5, "R200_PP_CUBIC_OFFSET_F1_3"}, + {R200_PP_CUBIC_FACES_4, 1, "R200_PP_CUBIC_FACES_4"}, + {R200_PP_CUBIC_OFFSET_F1_4, 5, "R200_PP_CUBIC_OFFSET_F1_4"}, + {R200_PP_CUBIC_FACES_5, 1, "R200_PP_CUBIC_FACES_5"}, + {R200_PP_CUBIC_OFFSET_F1_5, 5, "R200_PP_CUBIC_OFFSET_F1_5"}, + {RADEON_PP_TEX_SIZE_0, 2, "RADEON_PP_TEX_SIZE_0"}, + {RADEON_PP_TEX_SIZE_1, 2, "RADEON_PP_TEX_SIZE_1"}, + {RADEON_PP_TEX_SIZE_2, 2, "RADEON_PP_TEX_SIZE_2"}, + {R200_RB3D_BLENDCOLOR, 3, "R200_RB3D_BLENDCOLOR"}, + {R200_SE_TCL_POINT_SPRITE_CNTL, 1, "R200_SE_TCL_POINT_SPRITE_CNTL"}, + {RADEON_PP_CUBIC_FACES_0, 1, "RADEON_PP_CUBIC_FACES_0"}, + {RADEON_PP_CUBIC_OFFSET_T0_0, 5, "RADEON_PP_CUBIC_OFFSET_T0_0"}, + {RADEON_PP_CUBIC_FACES_1, 1, "RADEON_PP_CUBIC_FACES_1"}, + {RADEON_PP_CUBIC_OFFSET_T1_0, 5, "RADEON_PP_CUBIC_OFFSET_T1_0"}, + {RADEON_PP_CUBIC_FACES_2, 1, "RADEON_PP_CUBIC_FACES_2"}, + {RADEON_PP_CUBIC_OFFSET_T2_0, 5, "RADEON_PP_CUBIC_OFFSET_T2_0"}, + {R200_PP_TRI_PERF, 2, "R200_PP_TRI_PERF"}, + {R200_PP_AFS_0, 32, "R200_PP_AFS_0"}, /* 85 */ + {R200_PP_AFS_1, 32, "R200_PP_AFS_1"}, + {R200_PP_TFACTOR_0, 8, "R200_ATF_TFACTOR"}, + {R200_PP_TXFILTER_0, 8, "R200_PP_TXCTLALL_0"}, + {R200_PP_TXFILTER_1, 8, "R200_PP_TXCTLALL_1"}, + {R200_PP_TXFILTER_2, 8, "R200_PP_TXCTLALL_2"}, + {R200_PP_TXFILTER_3, 8, "R200_PP_TXCTLALL_3"}, + {R200_PP_TXFILTER_4, 8, "R200_PP_TXCTLALL_4"}, + {R200_PP_TXFILTER_5, 8, "R200_PP_TXCTLALL_5"}, + {R200_VAP_PVS_CNTL_1, 2, "R200_VAP_PVS_CNTL"}, +}; + +/* ================================================================ + * Performance monitoring functions + */ + +static void radeon_clear_box(drm_radeon_private_t * dev_priv, + struct drm_radeon_master_private *master_priv, + int x, int y, int w, int h, int r, int g, int b) +{ + u32 color; + RING_LOCALS; + + x += master_priv->sarea_priv->boxes[0].x1; + y += master_priv->sarea_priv->boxes[0].y1; + + switch (dev_priv->color_fmt) { + case RADEON_COLOR_FORMAT_RGB565: + color = (((r & 0xf8) << 8) | + ((g & 0xfc) << 3) | ((b & 0xf8) >> 3)); + break; + case RADEON_COLOR_FORMAT_ARGB8888: + default: + color = (((0xff) << 24) | (r << 16) | (g << 8) | b); + break; + } + + BEGIN_RING(4); + RADEON_WAIT_UNTIL_3D_IDLE(); + OUT_RING(CP_PACKET0(RADEON_DP_WRITE_MASK, 0)); + OUT_RING(0xffffffff); + ADVANCE_RING(); + + BEGIN_RING(6); + + OUT_RING(CP_PACKET3(RADEON_CNTL_PAINT_MULTI, 4)); + OUT_RING(RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_P | RADEON_GMC_CLR_CMP_CNTL_DIS); + + if (master_priv->sarea_priv->pfCurrentPage == 1) { + OUT_RING(dev_priv->front_pitch_offset); + } else { + OUT_RING(dev_priv->back_pitch_offset); + } + + OUT_RING(color); + + OUT_RING((x << 16) | y); + OUT_RING((w << 16) | h); + + ADVANCE_RING(); +} + +static void radeon_cp_performance_boxes(drm_radeon_private_t *dev_priv, struct drm_radeon_master_private *master_priv) +{ + /* Collapse various things into a wait flag -- trying to + * guess if userspase slept -- better just to have them tell us. + */ + if (dev_priv->stats.last_frame_reads > 1 || + dev_priv->stats.last_clear_reads > dev_priv->stats.clears) { + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + } + + if (dev_priv->stats.freelist_loops) { + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + } + + /* Purple box for page flipping + */ + if (dev_priv->stats.boxes & RADEON_BOX_FLIP) + radeon_clear_box(dev_priv, master_priv, 4, 4, 8, 8, 255, 0, 255); + + /* Red box if we have to wait for idle at any point + */ + if (dev_priv->stats.boxes & RADEON_BOX_WAIT_IDLE) + radeon_clear_box(dev_priv, master_priv, 16, 4, 8, 8, 255, 0, 0); + + /* Blue box: lost context? + */ + + /* Yellow box for texture swaps + */ + if (dev_priv->stats.boxes & RADEON_BOX_TEXTURE_LOAD) + radeon_clear_box(dev_priv, master_priv, 40, 4, 8, 8, 255, 255, 0); + + /* Green box if hardware never idles (as far as we can tell) + */ + if (!(dev_priv->stats.boxes & RADEON_BOX_DMA_IDLE)) + radeon_clear_box(dev_priv, master_priv, 64, 4, 8, 8, 0, 255, 0); + + /* Draw bars indicating number of buffers allocated + * (not a great measure, easily confused) + */ + if (dev_priv->stats.requested_bufs) { + if (dev_priv->stats.requested_bufs > 100) + dev_priv->stats.requested_bufs = 100; + + radeon_clear_box(dev_priv, master_priv, 4, 16, + dev_priv->stats.requested_bufs, 4, + 196, 128, 128); + } + + memset(&dev_priv->stats, 0, sizeof(dev_priv->stats)); + +} + +/* ================================================================ + * CP command dispatch functions + */ + +static void radeon_cp_dispatch_clear(struct drm_device * dev, + struct drm_master *master, + drm_radeon_clear_t * clear, + drm_radeon_clear_rect_t * depth_boxes) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; + drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv; + drm_radeon_depth_clear_t *depth_clear = &dev_priv->depth_clear; + int nbox = sarea_priv->nbox; + struct drm_clip_rect *pbox = sarea_priv->boxes; + unsigned int flags = clear->flags; + u32 rb3d_cntl = 0, rb3d_stencilrefmask = 0; + int i; + RING_LOCALS; + DRM_DEBUG("flags = 0x%x\n", flags); + + dev_priv->stats.clears++; + + if (sarea_priv->pfCurrentPage == 1) { + unsigned int tmp = flags; + + flags &= ~(RADEON_FRONT | RADEON_BACK); + if (tmp & RADEON_FRONT) + flags |= RADEON_BACK; + if (tmp & RADEON_BACK) + flags |= RADEON_FRONT; + } + if (flags & (RADEON_DEPTH|RADEON_STENCIL)) { + if (!dev_priv->have_z_offset) { + printk_once(KERN_ERR "radeon: illegal depth clear request. Buggy mesa detected - please update.\n"); + flags &= ~(RADEON_DEPTH | RADEON_STENCIL); + } + } + + if (flags & (RADEON_FRONT | RADEON_BACK)) { + + BEGIN_RING(4); + + /* Ensure the 3D stream is idle before doing a + * 2D fill to clear the front or back buffer. + */ + RADEON_WAIT_UNTIL_3D_IDLE(); + + OUT_RING(CP_PACKET0(RADEON_DP_WRITE_MASK, 0)); + OUT_RING(clear->color_mask); + + ADVANCE_RING(); + + /* Make sure we restore the 3D state next time. + */ + sarea_priv->ctx_owner = 0; + + for (i = 0; i < nbox; i++) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + DRM_DEBUG("%d,%d-%d,%d flags 0x%x\n", + x, y, w, h, flags); + + if (flags & RADEON_FRONT) { + BEGIN_RING(6); + + OUT_RING(CP_PACKET3 + (RADEON_CNTL_PAINT_MULTI, 4)); + OUT_RING(RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_SOLID_COLOR | + (dev_priv-> + color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_P | + RADEON_GMC_CLR_CMP_CNTL_DIS); + + OUT_RING(dev_priv->front_pitch_offset); + OUT_RING(clear->clear_color); + + OUT_RING((x << 16) | y); + OUT_RING((w << 16) | h); + + ADVANCE_RING(); + } + + if (flags & RADEON_BACK) { + BEGIN_RING(6); + + OUT_RING(CP_PACKET3 + (RADEON_CNTL_PAINT_MULTI, 4)); + OUT_RING(RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_SOLID_COLOR | + (dev_priv-> + color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_P | + RADEON_GMC_CLR_CMP_CNTL_DIS); + + OUT_RING(dev_priv->back_pitch_offset); + OUT_RING(clear->clear_color); + + OUT_RING((x << 16) | y); + OUT_RING((w << 16) | h); + + ADVANCE_RING(); + } + } + } + + /* hyper z clear */ + /* no docs available, based on reverse engineering by Stephane Marchesin */ + if ((flags & (RADEON_DEPTH | RADEON_STENCIL)) + && (flags & RADEON_CLEAR_FASTZ)) { + + int i; + int depthpixperline = + dev_priv->depth_fmt == + RADEON_DEPTH_FORMAT_16BIT_INT_Z ? (dev_priv->depth_pitch / + 2) : (dev_priv-> + depth_pitch / 4); + + u32 clearmask; + + u32 tempRB3D_DEPTHCLEARVALUE = clear->clear_depth | + ((clear->depth_mask & 0xff) << 24); + + /* Make sure we restore the 3D state next time. + * we haven't touched any "normal" state - still need this? + */ + sarea_priv->ctx_owner = 0; + + if ((dev_priv->flags & RADEON_HAS_HIERZ) + && (flags & RADEON_USE_HIERZ)) { + /* FIXME : reverse engineer that for Rx00 cards */ + /* FIXME : the mask supposedly contains low-res z values. So can't set + just to the max (0xff? or actually 0x3fff?), need to take z clear + value into account? */ + /* pattern seems to work for r100, though get slight + rendering errors with glxgears. If hierz is not enabled for r100, + only 4 bits which indicate clear (15,16,31,32, all zero) matter, the + other ones are ignored, and the same clear mask can be used. That's + very different behaviour than R200 which needs different clear mask + and different number of tiles to clear if hierz is enabled or not !?! + */ + clearmask = (0xff << 22) | (0xff << 6) | 0x003f003f; + } else { + /* clear mask : chooses the clearing pattern. + rv250: could be used to clear only parts of macrotiles + (but that would get really complicated...)? + bit 0 and 1 (either or both of them ?!?!) are used to + not clear tile (or maybe one of the bits indicates if the tile is + compressed or not), bit 2 and 3 to not clear tile 1,...,. + Pattern is as follows: + | 0,1 | 4,5 | 8,9 |12,13|16,17|20,21|24,25|28,29| + bits ------------------------------------------------- + | 2,3 | 6,7 |10,11|14,15|18,19|22,23|26,27|30,31| + rv100: clearmask covers 2x8 4x1 tiles, but one clear still + covers 256 pixels ?!? + */ + clearmask = 0x0; + } + + BEGIN_RING(8); + RADEON_WAIT_UNTIL_2D_IDLE(); + OUT_RING_REG(RADEON_RB3D_DEPTHCLEARVALUE, + tempRB3D_DEPTHCLEARVALUE); + /* what offset is this exactly ? */ + OUT_RING_REG(RADEON_RB3D_ZMASKOFFSET, 0); + /* need ctlstat, otherwise get some strange black flickering */ + OUT_RING_REG(RADEON_RB3D_ZCACHE_CTLSTAT, + RADEON_RB3D_ZC_FLUSH_ALL); + ADVANCE_RING(); + + for (i = 0; i < nbox; i++) { + int tileoffset, nrtilesx, nrtilesy, j; + /* it looks like r200 needs rv-style clears, at least if hierz is not enabled? */ + if ((dev_priv->flags & RADEON_HAS_HIERZ) + && !(dev_priv->microcode_version == UCODE_R200)) { + /* FIXME : figure this out for r200 (when hierz is enabled). Or + maybe r200 actually doesn't need to put the low-res z value into + the tile cache like r100, but just needs to clear the hi-level z-buffer? + Works for R100, both with hierz and without. + R100 seems to operate on 2x1 8x8 tiles, but... + odd: offset/nrtiles need to be 64 pix (4 block) aligned? Potentially + problematic with resolutions which are not 64 pix aligned? */ + tileoffset = + ((pbox[i].y1 >> 3) * depthpixperline + + pbox[i].x1) >> 6; + nrtilesx = + ((pbox[i].x2 & ~63) - + (pbox[i].x1 & ~63)) >> 4; + nrtilesy = + (pbox[i].y2 >> 3) - (pbox[i].y1 >> 3); + for (j = 0; j <= nrtilesy; j++) { + BEGIN_RING(4); + OUT_RING(CP_PACKET3 + (RADEON_3D_CLEAR_ZMASK, 2)); + /* first tile */ + OUT_RING(tileoffset * 8); + /* the number of tiles to clear */ + OUT_RING(nrtilesx + 4); + /* clear mask : chooses the clearing pattern. */ + OUT_RING(clearmask); + ADVANCE_RING(); + tileoffset += depthpixperline >> 6; + } + } else if (dev_priv->microcode_version == UCODE_R200) { + /* works for rv250. */ + /* find first macro tile (8x2 4x4 z-pixels on rv250) */ + tileoffset = + ((pbox[i].y1 >> 3) * depthpixperline + + pbox[i].x1) >> 5; + nrtilesx = + (pbox[i].x2 >> 5) - (pbox[i].x1 >> 5); + nrtilesy = + (pbox[i].y2 >> 3) - (pbox[i].y1 >> 3); + for (j = 0; j <= nrtilesy; j++) { + BEGIN_RING(4); + OUT_RING(CP_PACKET3 + (RADEON_3D_CLEAR_ZMASK, 2)); + /* first tile */ + /* judging by the first tile offset needed, could possibly + directly address/clear 4x4 tiles instead of 8x2 * 4x4 + macro tiles, though would still need clear mask for + right/bottom if truly 4x4 granularity is desired ? */ + OUT_RING(tileoffset * 16); + /* the number of tiles to clear */ + OUT_RING(nrtilesx + 1); + /* clear mask : chooses the clearing pattern. */ + OUT_RING(clearmask); + ADVANCE_RING(); + tileoffset += depthpixperline >> 5; + } + } else { /* rv 100 */ + /* rv100 might not need 64 pix alignment, who knows */ + /* offsets are, hmm, weird */ + tileoffset = + ((pbox[i].y1 >> 4) * depthpixperline + + pbox[i].x1) >> 6; + nrtilesx = + ((pbox[i].x2 & ~63) - + (pbox[i].x1 & ~63)) >> 4; + nrtilesy = + (pbox[i].y2 >> 4) - (pbox[i].y1 >> 4); + for (j = 0; j <= nrtilesy; j++) { + BEGIN_RING(4); + OUT_RING(CP_PACKET3 + (RADEON_3D_CLEAR_ZMASK, 2)); + OUT_RING(tileoffset * 128); + /* the number of tiles to clear */ + OUT_RING(nrtilesx + 4); + /* clear mask : chooses the clearing pattern. */ + OUT_RING(clearmask); + ADVANCE_RING(); + tileoffset += depthpixperline >> 6; + } + } + } + + /* TODO don't always clear all hi-level z tiles */ + if ((dev_priv->flags & RADEON_HAS_HIERZ) + && (dev_priv->microcode_version == UCODE_R200) + && (flags & RADEON_USE_HIERZ)) + /* r100 and cards without hierarchical z-buffer have no high-level z-buffer */ + /* FIXME : the mask supposedly contains low-res z values. So can't set + just to the max (0xff? or actually 0x3fff?), need to take z clear + value into account? */ + { + BEGIN_RING(4); + OUT_RING(CP_PACKET3(RADEON_3D_CLEAR_HIZ, 2)); + OUT_RING(0x0); /* First tile */ + OUT_RING(0x3cc0); + OUT_RING((0xff << 22) | (0xff << 6) | 0x003f003f); + ADVANCE_RING(); + } + } + + /* We have to clear the depth and/or stencil buffers by + * rendering a quad into just those buffers. Thus, we have to + * make sure the 3D engine is configured correctly. + */ + else if ((dev_priv->microcode_version == UCODE_R200) && + (flags & (RADEON_DEPTH | RADEON_STENCIL))) { + + int tempPP_CNTL; + int tempRE_CNTL; + int tempRB3D_CNTL; + int tempRB3D_ZSTENCILCNTL; + int tempRB3D_STENCILREFMASK; + int tempRB3D_PLANEMASK; + int tempSE_CNTL; + int tempSE_VTE_CNTL; + int tempSE_VTX_FMT_0; + int tempSE_VTX_FMT_1; + int tempSE_VAP_CNTL; + int tempRE_AUX_SCISSOR_CNTL; + + tempPP_CNTL = 0; + tempRE_CNTL = 0; + + tempRB3D_CNTL = depth_clear->rb3d_cntl; + + tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl; + tempRB3D_STENCILREFMASK = 0x0; + + tempSE_CNTL = depth_clear->se_cntl; + + /* Disable TCL */ + + tempSE_VAP_CNTL = ( /* SE_VAP_CNTL__FORCE_W_TO_ONE_MASK | */ + (0x9 << + SE_VAP_CNTL__VF_MAX_VTX_NUM__SHIFT)); + + tempRB3D_PLANEMASK = 0x0; + + tempRE_AUX_SCISSOR_CNTL = 0x0; + + tempSE_VTE_CNTL = + SE_VTE_CNTL__VTX_XY_FMT_MASK | SE_VTE_CNTL__VTX_Z_FMT_MASK; + + /* Vertex format (X, Y, Z, W) */ + tempSE_VTX_FMT_0 = + SE_VTX_FMT_0__VTX_Z0_PRESENT_MASK | + SE_VTX_FMT_0__VTX_W0_PRESENT_MASK; + tempSE_VTX_FMT_1 = 0x0; + + /* + * Depth buffer specific enables + */ + if (flags & RADEON_DEPTH) { + /* Enable depth buffer */ + tempRB3D_CNTL |= RADEON_Z_ENABLE; + } else { + /* Disable depth buffer */ + tempRB3D_CNTL &= ~RADEON_Z_ENABLE; + } + + /* + * Stencil buffer specific enables + */ + if (flags & RADEON_STENCIL) { + tempRB3D_CNTL |= RADEON_STENCIL_ENABLE; + tempRB3D_STENCILREFMASK = clear->depth_mask; + } else { + tempRB3D_CNTL &= ~RADEON_STENCIL_ENABLE; + tempRB3D_STENCILREFMASK = 0x00000000; + } + + if (flags & RADEON_USE_COMP_ZBUF) { + tempRB3D_ZSTENCILCNTL |= RADEON_Z_COMPRESSION_ENABLE | + RADEON_Z_DECOMPRESSION_ENABLE; + } + if (flags & RADEON_USE_HIERZ) { + tempRB3D_ZSTENCILCNTL |= RADEON_Z_HIERARCHY_ENABLE; + } + + BEGIN_RING(26); + RADEON_WAIT_UNTIL_2D_IDLE(); + + OUT_RING_REG(RADEON_PP_CNTL, tempPP_CNTL); + OUT_RING_REG(R200_RE_CNTL, tempRE_CNTL); + OUT_RING_REG(RADEON_RB3D_CNTL, tempRB3D_CNTL); + OUT_RING_REG(RADEON_RB3D_ZSTENCILCNTL, tempRB3D_ZSTENCILCNTL); + OUT_RING_REG(RADEON_RB3D_STENCILREFMASK, + tempRB3D_STENCILREFMASK); + OUT_RING_REG(RADEON_RB3D_PLANEMASK, tempRB3D_PLANEMASK); + OUT_RING_REG(RADEON_SE_CNTL, tempSE_CNTL); + OUT_RING_REG(R200_SE_VTE_CNTL, tempSE_VTE_CNTL); + OUT_RING_REG(R200_SE_VTX_FMT_0, tempSE_VTX_FMT_0); + OUT_RING_REG(R200_SE_VTX_FMT_1, tempSE_VTX_FMT_1); + OUT_RING_REG(R200_SE_VAP_CNTL, tempSE_VAP_CNTL); + OUT_RING_REG(R200_RE_AUX_SCISSOR_CNTL, tempRE_AUX_SCISSOR_CNTL); + ADVANCE_RING(); + + /* Make sure we restore the 3D state next time. + */ + sarea_priv->ctx_owner = 0; + + for (i = 0; i < nbox; i++) { + + /* Funny that this should be required -- + * sets top-left? + */ + radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]); + + BEGIN_RING(14); + OUT_RING(CP_PACKET3(R200_3D_DRAW_IMMD_2, 12)); + OUT_RING((RADEON_PRIM_TYPE_RECT_LIST | + RADEON_PRIM_WALK_RING | + (3 << RADEON_NUM_VERTICES_SHIFT))); + OUT_RING(depth_boxes[i].ui[CLEAR_X1]); + OUT_RING(depth_boxes[i].ui[CLEAR_Y1]); + OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]); + OUT_RING(0x3f800000); + OUT_RING(depth_boxes[i].ui[CLEAR_X1]); + OUT_RING(depth_boxes[i].ui[CLEAR_Y2]); + OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]); + OUT_RING(0x3f800000); + OUT_RING(depth_boxes[i].ui[CLEAR_X2]); + OUT_RING(depth_boxes[i].ui[CLEAR_Y2]); + OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]); + OUT_RING(0x3f800000); + ADVANCE_RING(); + } + } else if ((flags & (RADEON_DEPTH | RADEON_STENCIL))) { + + int tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl; + + rb3d_cntl = depth_clear->rb3d_cntl; + + if (flags & RADEON_DEPTH) { + rb3d_cntl |= RADEON_Z_ENABLE; + } else { + rb3d_cntl &= ~RADEON_Z_ENABLE; + } + + if (flags & RADEON_STENCIL) { + rb3d_cntl |= RADEON_STENCIL_ENABLE; + rb3d_stencilrefmask = clear->depth_mask; /* misnamed field */ + } else { + rb3d_cntl &= ~RADEON_STENCIL_ENABLE; + rb3d_stencilrefmask = 0x00000000; + } + + if (flags & RADEON_USE_COMP_ZBUF) { + tempRB3D_ZSTENCILCNTL |= RADEON_Z_COMPRESSION_ENABLE | + RADEON_Z_DECOMPRESSION_ENABLE; + } + if (flags & RADEON_USE_HIERZ) { + tempRB3D_ZSTENCILCNTL |= RADEON_Z_HIERARCHY_ENABLE; + } + + BEGIN_RING(13); + RADEON_WAIT_UNTIL_2D_IDLE(); + + OUT_RING(CP_PACKET0(RADEON_PP_CNTL, 1)); + OUT_RING(0x00000000); + OUT_RING(rb3d_cntl); + + OUT_RING_REG(RADEON_RB3D_ZSTENCILCNTL, tempRB3D_ZSTENCILCNTL); + OUT_RING_REG(RADEON_RB3D_STENCILREFMASK, rb3d_stencilrefmask); + OUT_RING_REG(RADEON_RB3D_PLANEMASK, 0x00000000); + OUT_RING_REG(RADEON_SE_CNTL, depth_clear->se_cntl); + ADVANCE_RING(); + + /* Make sure we restore the 3D state next time. + */ + sarea_priv->ctx_owner = 0; + + for (i = 0; i < nbox; i++) { + + /* Funny that this should be required -- + * sets top-left? + */ + radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]); + + BEGIN_RING(15); + + OUT_RING(CP_PACKET3(RADEON_3D_DRAW_IMMD, 13)); + OUT_RING(RADEON_VTX_Z_PRESENT | + RADEON_VTX_PKCOLOR_PRESENT); + OUT_RING((RADEON_PRIM_TYPE_RECT_LIST | + RADEON_PRIM_WALK_RING | + RADEON_MAOS_ENABLE | + RADEON_VTX_FMT_RADEON_MODE | + (3 << RADEON_NUM_VERTICES_SHIFT))); + + OUT_RING(depth_boxes[i].ui[CLEAR_X1]); + OUT_RING(depth_boxes[i].ui[CLEAR_Y1]); + OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]); + OUT_RING(0x0); + + OUT_RING(depth_boxes[i].ui[CLEAR_X1]); + OUT_RING(depth_boxes[i].ui[CLEAR_Y2]); + OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]); + OUT_RING(0x0); + + OUT_RING(depth_boxes[i].ui[CLEAR_X2]); + OUT_RING(depth_boxes[i].ui[CLEAR_Y2]); + OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]); + OUT_RING(0x0); + + ADVANCE_RING(); + } + } + + /* Increment the clear counter. The client-side 3D driver must + * wait on this value before performing the clear ioctl. We + * need this because the card's so damned fast... + */ + sarea_priv->last_clear++; + + BEGIN_RING(4); + + RADEON_CLEAR_AGE(sarea_priv->last_clear); + RADEON_WAIT_UNTIL_IDLE(); + + ADVANCE_RING(); +} + +static void radeon_cp_dispatch_swap(struct drm_device *dev, struct drm_master *master) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; + drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv; + int nbox = sarea_priv->nbox; + struct drm_clip_rect *pbox = sarea_priv->boxes; + int i; + RING_LOCALS; + DRM_DEBUG("\n"); + + /* Do some trivial performance monitoring... + */ + if (dev_priv->do_boxes) + radeon_cp_performance_boxes(dev_priv, master_priv); + + /* Wait for the 3D stream to idle before dispatching the bitblt. + * This will prevent data corruption between the two streams. + */ + BEGIN_RING(2); + + RADEON_WAIT_UNTIL_3D_IDLE(); + + ADVANCE_RING(); + + for (i = 0; i < nbox; i++) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h); + + BEGIN_RING(9); + + OUT_RING(CP_PACKET0(RADEON_DP_GUI_MASTER_CNTL, 0)); + OUT_RING(RADEON_GMC_SRC_PITCH_OFFSET_CNTL | + RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_NONE | + (dev_priv->color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_S | + RADEON_DP_SRC_SOURCE_MEMORY | + RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS); + + /* Make this work even if front & back are flipped: + */ + OUT_RING(CP_PACKET0(RADEON_SRC_PITCH_OFFSET, 1)); + if (sarea_priv->pfCurrentPage == 0) { + OUT_RING(dev_priv->back_pitch_offset); + OUT_RING(dev_priv->front_pitch_offset); + } else { + OUT_RING(dev_priv->front_pitch_offset); + OUT_RING(dev_priv->back_pitch_offset); + } + + OUT_RING(CP_PACKET0(RADEON_SRC_X_Y, 2)); + OUT_RING((x << 16) | y); + OUT_RING((x << 16) | y); + OUT_RING((w << 16) | h); + + ADVANCE_RING(); + } + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + sarea_priv->last_frame++; + + BEGIN_RING(4); + + RADEON_FRAME_AGE(sarea_priv->last_frame); + RADEON_WAIT_UNTIL_2D_IDLE(); + + ADVANCE_RING(); +} + +void radeon_cp_dispatch_flip(struct drm_device *dev, struct drm_master *master) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; + struct drm_sarea *sarea = (struct drm_sarea *)master_priv->sarea->handle; + int offset = (master_priv->sarea_priv->pfCurrentPage == 1) + ? dev_priv->front_offset : dev_priv->back_offset; + RING_LOCALS; + DRM_DEBUG("pfCurrentPage=%d\n", + master_priv->sarea_priv->pfCurrentPage); + + /* Do some trivial performance monitoring... + */ + if (dev_priv->do_boxes) { + dev_priv->stats.boxes |= RADEON_BOX_FLIP; + radeon_cp_performance_boxes(dev_priv, master_priv); + } + + /* Update the frame offsets for both CRTCs + */ + BEGIN_RING(6); + + RADEON_WAIT_UNTIL_3D_IDLE(); + OUT_RING_REG(RADEON_CRTC_OFFSET, + ((sarea->frame.y * dev_priv->front_pitch + + sarea->frame.x * (dev_priv->color_fmt - 2)) & ~7) + + offset); + OUT_RING_REG(RADEON_CRTC2_OFFSET, master_priv->sarea_priv->crtc2_base + + offset); + + ADVANCE_RING(); + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + master_priv->sarea_priv->last_frame++; + master_priv->sarea_priv->pfCurrentPage = + 1 - master_priv->sarea_priv->pfCurrentPage; + + BEGIN_RING(2); + + RADEON_FRAME_AGE(master_priv->sarea_priv->last_frame); + + ADVANCE_RING(); +} + +static int bad_prim_vertex_nr(int primitive, int nr) +{ + switch (primitive & RADEON_PRIM_TYPE_MASK) { + case RADEON_PRIM_TYPE_NONE: + case RADEON_PRIM_TYPE_POINT: + return nr < 1; + case RADEON_PRIM_TYPE_LINE: + return (nr & 1) || nr == 0; + case RADEON_PRIM_TYPE_LINE_STRIP: + return nr < 2; + case RADEON_PRIM_TYPE_TRI_LIST: + case RADEON_PRIM_TYPE_3VRT_POINT_LIST: + case RADEON_PRIM_TYPE_3VRT_LINE_LIST: + case RADEON_PRIM_TYPE_RECT_LIST: + return nr % 3 || nr == 0; + case RADEON_PRIM_TYPE_TRI_FAN: + case RADEON_PRIM_TYPE_TRI_STRIP: + return nr < 3; + default: + return 1; + } +} + +typedef struct { + unsigned int start; + unsigned int finish; + unsigned int prim; + unsigned int numverts; + unsigned int offset; + unsigned int vc_format; +} drm_radeon_tcl_prim_t; + +static void radeon_cp_dispatch_vertex(struct drm_device * dev, + struct drm_file *file_priv, + struct drm_buf * buf, + drm_radeon_tcl_prim_t * prim) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv; + int offset = dev_priv->gart_buffers_offset + buf->offset + prim->start; + int numverts = (int)prim->numverts; + int nbox = sarea_priv->nbox; + int i = 0; + RING_LOCALS; + + DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d %d verts\n", + prim->prim, + prim->vc_format, prim->start, prim->finish, prim->numverts); + + if (bad_prim_vertex_nr(prim->prim, prim->numverts)) { + DRM_ERROR("bad prim %x numverts %d\n", + prim->prim, prim->numverts); + return; + } + + do { + /* Emit the next cliprect */ + if (i < nbox) { + radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]); + } + + /* Emit the vertex buffer rendering commands */ + BEGIN_RING(5); + + OUT_RING(CP_PACKET3(RADEON_3D_RNDR_GEN_INDX_PRIM, 3)); + OUT_RING(offset); + OUT_RING(numverts); + OUT_RING(prim->vc_format); + OUT_RING(prim->prim | RADEON_PRIM_WALK_LIST | + RADEON_COLOR_ORDER_RGBA | + RADEON_VTX_FMT_RADEON_MODE | + (numverts << RADEON_NUM_VERTICES_SHIFT)); + + ADVANCE_RING(); + + i++; + } while (i < nbox); +} + +void radeon_cp_discard_buffer(struct drm_device *dev, struct drm_master *master, struct drm_buf *buf) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; + drm_radeon_buf_priv_t *buf_priv = buf->dev_private; + RING_LOCALS; + + buf_priv->age = ++master_priv->sarea_priv->last_dispatch; + + /* Emit the vertex buffer age */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) { + BEGIN_RING(3); + R600_DISPATCH_AGE(buf_priv->age); + ADVANCE_RING(); + } else { + BEGIN_RING(2); + RADEON_DISPATCH_AGE(buf_priv->age); + ADVANCE_RING(); + } + + buf->pending = 1; + buf->used = 0; +} + +static void radeon_cp_dispatch_indirect(struct drm_device * dev, + struct drm_buf * buf, int start, int end) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + DRM_DEBUG("buf=%d s=0x%x e=0x%x\n", buf->idx, start, end); + + if (start != end) { + int offset = (dev_priv->gart_buffers_offset + + buf->offset + start); + int dwords = (end - start + 3) / sizeof(u32); + + /* Indirect buffer data must be an even number of + * dwords, so if we've been given an odd number we must + * pad the data with a Type-2 CP packet. + */ + if (dwords & 1) { + u32 *data = (u32 *) + ((char *)dev->agp_buffer_map->handle + + buf->offset + start); + data[dwords++] = RADEON_CP_PACKET2; + } + + /* Fire off the indirect buffer */ + BEGIN_RING(3); + + OUT_RING(CP_PACKET0(RADEON_CP_IB_BASE, 1)); + OUT_RING(offset); + OUT_RING(dwords); + + ADVANCE_RING(); + } +} + +static void radeon_cp_dispatch_indices(struct drm_device *dev, + struct drm_master *master, + struct drm_buf * elt_buf, + drm_radeon_tcl_prim_t * prim) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; + drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv; + int offset = dev_priv->gart_buffers_offset + prim->offset; + u32 *data; + int dwords; + int i = 0; + int start = prim->start + RADEON_INDEX_PRIM_OFFSET; + int count = (prim->finish - start) / sizeof(u16); + int nbox = sarea_priv->nbox; + + DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d offset: %x nr %d\n", + prim->prim, + prim->vc_format, + prim->start, prim->finish, prim->offset, prim->numverts); + + if (bad_prim_vertex_nr(prim->prim, count)) { + DRM_ERROR("bad prim %x count %d\n", prim->prim, count); + return; + } + + if (start >= prim->finish || (prim->start & 0x7)) { + DRM_ERROR("buffer prim %d\n", prim->prim); + return; + } + + dwords = (prim->finish - prim->start + 3) / sizeof(u32); + + data = (u32 *) ((char *)dev->agp_buffer_map->handle + + elt_buf->offset + prim->start); + + data[0] = CP_PACKET3(RADEON_3D_RNDR_GEN_INDX_PRIM, dwords - 2); + data[1] = offset; + data[2] = prim->numverts; + data[3] = prim->vc_format; + data[4] = (prim->prim | + RADEON_PRIM_WALK_IND | + RADEON_COLOR_ORDER_RGBA | + RADEON_VTX_FMT_RADEON_MODE | + (count << RADEON_NUM_VERTICES_SHIFT)); + + do { + if (i < nbox) + radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]); + + radeon_cp_dispatch_indirect(dev, elt_buf, + prim->start, prim->finish); + + i++; + } while (i < nbox); + +} + +#define RADEON_MAX_TEXTURE_SIZE RADEON_BUFFER_SIZE + +static int radeon_cp_dispatch_texture(struct drm_device * dev, + struct drm_file *file_priv, + drm_radeon_texture_t * tex, + drm_radeon_tex_image_t * image) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_buf *buf; + u32 format; + u32 *buffer; + const u8 __user *data; + unsigned int size, dwords, tex_width, blit_width, spitch; + u32 height; + int i; + u32 texpitch, microtile; + u32 offset, byte_offset; + RING_LOCALS; + + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex->offset)) { + DRM_ERROR("Invalid destination offset\n"); + return -EINVAL; + } + + dev_priv->stats.boxes |= RADEON_BOX_TEXTURE_LOAD; + + /* Flush the pixel cache. This ensures no pixel data gets mixed + * up with the texture data from the host data blit, otherwise + * part of the texture image may be corrupted. + */ + BEGIN_RING(4); + RADEON_FLUSH_CACHE(); + RADEON_WAIT_UNTIL_IDLE(); + ADVANCE_RING(); + + /* The compiler won't optimize away a division by a variable, + * even if the only legal values are powers of two. Thus, we'll + * use a shift instead. + */ + switch (tex->format) { + case RADEON_TXFORMAT_ARGB8888: + case RADEON_TXFORMAT_RGBA8888: + format = RADEON_COLOR_FORMAT_ARGB8888; + tex_width = tex->width * 4; + blit_width = image->width * 4; + break; + case RADEON_TXFORMAT_AI88: + case RADEON_TXFORMAT_ARGB1555: + case RADEON_TXFORMAT_RGB565: + case RADEON_TXFORMAT_ARGB4444: + case RADEON_TXFORMAT_VYUY422: + case RADEON_TXFORMAT_YVYU422: + format = RADEON_COLOR_FORMAT_RGB565; + tex_width = tex->width * 2; + blit_width = image->width * 2; + break; + case RADEON_TXFORMAT_I8: + case RADEON_TXFORMAT_RGB332: + format = RADEON_COLOR_FORMAT_CI8; + tex_width = tex->width * 1; + blit_width = image->width * 1; + break; + default: + DRM_ERROR("invalid texture format %d\n", tex->format); + return -EINVAL; + } + spitch = blit_width >> 6; + if (spitch == 0 && image->height > 1) + return -EINVAL; + + texpitch = tex->pitch; + if ((texpitch << 22) & RADEON_DST_TILE_MICRO) { + microtile = 1; + if (tex_width < 64) { + texpitch &= ~(RADEON_DST_TILE_MICRO >> 22); + /* we got tiled coordinates, untile them */ + image->x *= 2; + } + } else + microtile = 0; + + /* this might fail for zero-sized uploads - are those illegal? */ + if (!radeon_check_offset(dev_priv, tex->offset + image->height * + blit_width - 1)) { + DRM_ERROR("Invalid final destination offset\n"); + return -EINVAL; + } + + DRM_DEBUG("tex=%dx%d blit=%d\n", tex_width, tex->height, blit_width); + + do { + DRM_DEBUG("tex: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n", + tex->offset >> 10, tex->pitch, tex->format, + image->x, image->y, image->width, image->height); + + /* Make a copy of some parameters in case we have to + * update them for a multi-pass texture blit. + */ + height = image->height; + data = (const u8 __user *)image->data; + + size = height * blit_width; + + if (size > RADEON_MAX_TEXTURE_SIZE) { + height = RADEON_MAX_TEXTURE_SIZE / blit_width; + size = height * blit_width; + } else if (size < 4 && size > 0) { + size = 4; + } else if (size == 0) { + return 0; + } + + buf = radeon_freelist_get(dev); + if (0 && !buf) { + radeon_do_cp_idle(dev_priv); + buf = radeon_freelist_get(dev); + } + if (!buf) { + DRM_DEBUG("EAGAIN\n"); + if (copy_to_user(tex->image, image, sizeof(*image))) + return -EFAULT; + return -EAGAIN; + } + + /* Dispatch the indirect buffer. + */ + buffer = + (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset); + dwords = size / 4; + +#define RADEON_COPY_MT(_buf, _data, _width) \ + do { \ + if (copy_from_user(_buf, _data, (_width))) {\ + DRM_ERROR("EFAULT on pad, %d bytes\n", (_width)); \ + return -EFAULT; \ + } \ + } while(0) + + if (microtile) { + /* texture micro tiling in use, minimum texture width is thus 16 bytes. + however, we cannot use blitter directly for texture width < 64 bytes, + since minimum tex pitch is 64 bytes and we need this to match + the texture width, otherwise the blitter will tile it wrong. + Thus, tiling manually in this case. Additionally, need to special + case tex height = 1, since our actual image will have height 2 + and we need to ensure we don't read beyond the texture size + from user space. */ + if (tex->height == 1) { + if (tex_width >= 64 || tex_width <= 16) { + RADEON_COPY_MT(buffer, data, + (int)(tex_width * sizeof(u32))); + } else if (tex_width == 32) { + RADEON_COPY_MT(buffer, data, 16); + RADEON_COPY_MT(buffer + 8, + data + 16, 16); + } + } else if (tex_width >= 64 || tex_width == 16) { + RADEON_COPY_MT(buffer, data, + (int)(dwords * sizeof(u32))); + } else if (tex_width < 16) { + for (i = 0; i < tex->height; i++) { + RADEON_COPY_MT(buffer, data, tex_width); + buffer += 4; + data += tex_width; + } + } else if (tex_width == 32) { + /* TODO: make sure this works when not fitting in one buffer + (i.e. 32bytes x 2048...) */ + for (i = 0; i < tex->height; i += 2) { + RADEON_COPY_MT(buffer, data, 16); + data += 16; + RADEON_COPY_MT(buffer + 8, data, 16); + data += 16; + RADEON_COPY_MT(buffer + 4, data, 16); + data += 16; + RADEON_COPY_MT(buffer + 12, data, 16); + data += 16; + buffer += 16; + } + } + } else { + if (tex_width >= 32) { + /* Texture image width is larger than the minimum, so we + * can upload it directly. + */ + RADEON_COPY_MT(buffer, data, + (int)(dwords * sizeof(u32))); + } else { + /* Texture image width is less than the minimum, so we + * need to pad out each image scanline to the minimum + * width. + */ + for (i = 0; i < tex->height; i++) { + RADEON_COPY_MT(buffer, data, tex_width); + buffer += 8; + data += tex_width; + } + } + } + +#undef RADEON_COPY_MT + byte_offset = (image->y & ~2047) * blit_width; + buf->file_priv = file_priv; + buf->used = size; + offset = dev_priv->gart_buffers_offset + buf->offset; + BEGIN_RING(9); + OUT_RING(CP_PACKET3(RADEON_CNTL_BITBLT_MULTI, 5)); + OUT_RING(RADEON_GMC_SRC_PITCH_OFFSET_CNTL | + RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_NONE | + (format << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_S | + RADEON_DP_SRC_SOURCE_MEMORY | + RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS); + OUT_RING((spitch << 22) | (offset >> 10)); + OUT_RING((texpitch << 22) | ((tex->offset >> 10) + (byte_offset >> 10))); + OUT_RING(0); + OUT_RING((image->x << 16) | (image->y % 2048)); + OUT_RING((image->width << 16) | height); + RADEON_WAIT_UNTIL_2D_IDLE(); + ADVANCE_RING(); + COMMIT_RING(); + + radeon_cp_discard_buffer(dev, file_priv->master, buf); + + /* Update the input parameters for next time */ + image->y += height; + image->height -= height; + image->data = (const u8 __user *)image->data + size; + } while (image->height > 0); + + /* Flush the pixel cache after the blit completes. This ensures + * the texture data is written out to memory before rendering + * continues. + */ + BEGIN_RING(4); + RADEON_FLUSH_CACHE(); + RADEON_WAIT_UNTIL_2D_IDLE(); + ADVANCE_RING(); + COMMIT_RING(); + + return 0; +} + +static void radeon_cp_dispatch_stipple(struct drm_device * dev, u32 * stipple) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + int i; + RING_LOCALS; + DRM_DEBUG("\n"); + + BEGIN_RING(35); + + OUT_RING(CP_PACKET0(RADEON_RE_STIPPLE_ADDR, 0)); + OUT_RING(0x00000000); + + OUT_RING(CP_PACKET0_TABLE(RADEON_RE_STIPPLE_DATA, 31)); + for (i = 0; i < 32; i++) { + OUT_RING(stipple[i]); + } + + ADVANCE_RING(); +} + +static void radeon_apply_surface_regs(int surf_index, + drm_radeon_private_t *dev_priv) +{ + if (!dev_priv->mmio) + return; + + radeon_do_cp_idle(dev_priv); + + RADEON_WRITE(RADEON_SURFACE0_INFO + 16 * surf_index, + dev_priv->surfaces[surf_index].flags); + RADEON_WRITE(RADEON_SURFACE0_LOWER_BOUND + 16 * surf_index, + dev_priv->surfaces[surf_index].lower); + RADEON_WRITE(RADEON_SURFACE0_UPPER_BOUND + 16 * surf_index, + dev_priv->surfaces[surf_index].upper); +} + +/* Allocates a virtual surface + * doesn't always allocate a real surface, will stretch an existing + * surface when possible. + * + * Note that refcount can be at most 2, since during a free refcount=3 + * might mean we have to allocate a new surface which might not always + * be available. + * For example : we allocate three contiguous surfaces ABC. If B is + * freed, we suddenly need two surfaces to store A and C, which might + * not always be available. + */ +static int alloc_surface(drm_radeon_surface_alloc_t *new, + drm_radeon_private_t *dev_priv, + struct drm_file *file_priv) +{ + struct radeon_virt_surface *s; + int i; + int virt_surface_index; + uint32_t new_upper, new_lower; + + new_lower = new->address; + new_upper = new_lower + new->size - 1; + + /* sanity check */ + if ((new_lower >= new_upper) || (new->flags == 0) || (new->size == 0) || + ((new_upper & RADEON_SURF_ADDRESS_FIXED_MASK) != + RADEON_SURF_ADDRESS_FIXED_MASK) + || ((new_lower & RADEON_SURF_ADDRESS_FIXED_MASK) != 0)) + return -1; + + /* make sure there is no overlap with existing surfaces */ + for (i = 0; i < RADEON_MAX_SURFACES; i++) { + if ((dev_priv->surfaces[i].refcount != 0) && + (((new_lower >= dev_priv->surfaces[i].lower) && + (new_lower < dev_priv->surfaces[i].upper)) || + ((new_lower < dev_priv->surfaces[i].lower) && + (new_upper > dev_priv->surfaces[i].lower)))) { + return -1; + } + } + + /* find a virtual surface */ + for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) + if (dev_priv->virt_surfaces[i].file_priv == NULL) + break; + if (i == 2 * RADEON_MAX_SURFACES) { + return -1; + } + virt_surface_index = i; + + /* try to reuse an existing surface */ + for (i = 0; i < RADEON_MAX_SURFACES; i++) { + /* extend before */ + if ((dev_priv->surfaces[i].refcount == 1) && + (new->flags == dev_priv->surfaces[i].flags) && + (new_upper + 1 == dev_priv->surfaces[i].lower)) { + s = &(dev_priv->virt_surfaces[virt_surface_index]); + s->surface_index = i; + s->lower = new_lower; + s->upper = new_upper; + s->flags = new->flags; + s->file_priv = file_priv; + dev_priv->surfaces[i].refcount++; + dev_priv->surfaces[i].lower = s->lower; + radeon_apply_surface_regs(s->surface_index, dev_priv); + return virt_surface_index; + } + + /* extend after */ + if ((dev_priv->surfaces[i].refcount == 1) && + (new->flags == dev_priv->surfaces[i].flags) && + (new_lower == dev_priv->surfaces[i].upper + 1)) { + s = &(dev_priv->virt_surfaces[virt_surface_index]); + s->surface_index = i; + s->lower = new_lower; + s->upper = new_upper; + s->flags = new->flags; + s->file_priv = file_priv; + dev_priv->surfaces[i].refcount++; + dev_priv->surfaces[i].upper = s->upper; + radeon_apply_surface_regs(s->surface_index, dev_priv); + return virt_surface_index; + } + } + + /* okay, we need a new one */ + for (i = 0; i < RADEON_MAX_SURFACES; i++) { + if (dev_priv->surfaces[i].refcount == 0) { + s = &(dev_priv->virt_surfaces[virt_surface_index]); + s->surface_index = i; + s->lower = new_lower; + s->upper = new_upper; + s->flags = new->flags; + s->file_priv = file_priv; + dev_priv->surfaces[i].refcount = 1; + dev_priv->surfaces[i].lower = s->lower; + dev_priv->surfaces[i].upper = s->upper; + dev_priv->surfaces[i].flags = s->flags; + radeon_apply_surface_regs(s->surface_index, dev_priv); + return virt_surface_index; + } + } + + /* we didn't find anything */ + return -1; +} + +static int free_surface(struct drm_file *file_priv, + drm_radeon_private_t * dev_priv, + int lower) +{ + struct radeon_virt_surface *s; + int i; + /* find the virtual surface */ + for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) { + s = &(dev_priv->virt_surfaces[i]); + if (s->file_priv) { + if ((lower == s->lower) && (file_priv == s->file_priv)) + { + if (dev_priv->surfaces[s->surface_index]. + lower == s->lower) + dev_priv->surfaces[s->surface_index]. + lower = s->upper; + + if (dev_priv->surfaces[s->surface_index]. + upper == s->upper) + dev_priv->surfaces[s->surface_index]. + upper = s->lower; + + dev_priv->surfaces[s->surface_index].refcount--; + if (dev_priv->surfaces[s->surface_index]. + refcount == 0) + dev_priv->surfaces[s->surface_index]. + flags = 0; + s->file_priv = NULL; + radeon_apply_surface_regs(s->surface_index, + dev_priv); + return 0; + } + } + } + return 1; +} + +static void radeon_surfaces_release(struct drm_file *file_priv, + drm_radeon_private_t * dev_priv) +{ + int i; + for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) { + if (dev_priv->virt_surfaces[i].file_priv == file_priv) + free_surface(file_priv, dev_priv, + dev_priv->virt_surfaces[i].lower); + } +} + +/* ================================================================ + * IOCTL functions + */ +static int radeon_surface_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_surface_alloc_t *alloc = data; + + if (alloc_surface(alloc, dev_priv, file_priv) == -1) + return -EINVAL; + else + return 0; +} + +static int radeon_surface_free(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_surface_free_t *memfree = data; + + if (free_surface(file_priv, dev_priv, memfree->address)) + return -EINVAL; + else + return 0; +} + +static int radeon_cp_clear(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv; + drm_radeon_clear_t *clear = data; + drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS]; + DRM_DEBUG("\n"); + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + + if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) + sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS; + + if (copy_from_user(&depth_boxes, clear->depth_boxes, + sarea_priv->nbox * sizeof(depth_boxes[0]))) + return -EFAULT; + + radeon_cp_dispatch_clear(dev, file_priv->master, clear, depth_boxes); + + COMMIT_RING(); + return 0; +} + +/* Not sure why this isn't set all the time: + */ +static int radeon_do_init_pageflip(struct drm_device *dev, struct drm_master *master) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; + RING_LOCALS; + + DRM_DEBUG("\n"); + + BEGIN_RING(6); + RADEON_WAIT_UNTIL_3D_IDLE(); + OUT_RING(CP_PACKET0(RADEON_CRTC_OFFSET_CNTL, 0)); + OUT_RING(RADEON_READ(RADEON_CRTC_OFFSET_CNTL) | + RADEON_CRTC_OFFSET_FLIP_CNTL); + OUT_RING(CP_PACKET0(RADEON_CRTC2_OFFSET_CNTL, 0)); + OUT_RING(RADEON_READ(RADEON_CRTC2_OFFSET_CNTL) | + RADEON_CRTC_OFFSET_FLIP_CNTL); + ADVANCE_RING(); + + dev_priv->page_flipping = 1; + + if (master_priv->sarea_priv->pfCurrentPage != 1) + master_priv->sarea_priv->pfCurrentPage = 0; + + return 0; +} + +/* Swapping and flipping are different operations, need different ioctls. + * They can & should be intermixed to support multiple 3d windows. + */ +static int radeon_cp_flip(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + DRM_DEBUG("\n"); + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + + if (!dev_priv->page_flipping) + radeon_do_init_pageflip(dev, file_priv->master); + + radeon_cp_dispatch_flip(dev, file_priv->master); + + COMMIT_RING(); + return 0; +} + +static int radeon_cp_swap(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv; + + DRM_DEBUG("\n"); + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + + if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) + sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS; + + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) + r600_cp_dispatch_swap(dev, file_priv); + else + radeon_cp_dispatch_swap(dev, file_priv->master); + sarea_priv->ctx_owner = 0; + + COMMIT_RING(); + return 0; +} + +static int radeon_cp_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_sarea_t *sarea_priv; + struct drm_device_dma *dma = dev->dma; + struct drm_buf *buf; + drm_radeon_vertex_t *vertex = data; + drm_radeon_tcl_prim_t prim; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + sarea_priv = master_priv->sarea_priv; + + DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n", + DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard); + + if (vertex->idx < 0 || vertex->idx >= dma->buf_count) { + DRM_ERROR("buffer index %d (of %d max)\n", + vertex->idx, dma->buf_count - 1); + return -EINVAL; + } + if (vertex->prim < 0 || vertex->prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) { + DRM_ERROR("buffer prim %d\n", vertex->prim); + return -EINVAL; + } + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + VB_AGE_TEST_WITH_RETURN(dev_priv); + + buf = dma->buflist[vertex->idx]; + + if (buf->file_priv != file_priv) { + DRM_ERROR("process %d using buffer owned by %p\n", + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; + } + if (buf->pending) { + DRM_ERROR("sending pending buffer %d\n", vertex->idx); + return -EINVAL; + } + + /* Build up a prim_t record: + */ + if (vertex->count) { + buf->used = vertex->count; /* not used? */ + + if (sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS) { + if (radeon_emit_state(dev_priv, file_priv, + &sarea_priv->context_state, + sarea_priv->tex_state, + sarea_priv->dirty)) { + DRM_ERROR("radeon_emit_state failed\n"); + return -EINVAL; + } + + sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES | + RADEON_UPLOAD_TEX1IMAGES | + RADEON_UPLOAD_TEX2IMAGES | + RADEON_REQUIRE_QUIESCENCE); + } + + prim.start = 0; + prim.finish = vertex->count; /* unused */ + prim.prim = vertex->prim; + prim.numverts = vertex->count; + prim.vc_format = sarea_priv->vc_format; + + radeon_cp_dispatch_vertex(dev, file_priv, buf, &prim); + } + + if (vertex->discard) { + radeon_cp_discard_buffer(dev, file_priv->master, buf); + } + + COMMIT_RING(); + return 0; +} + +static int radeon_cp_indices(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_sarea_t *sarea_priv; + struct drm_device_dma *dma = dev->dma; + struct drm_buf *buf; + drm_radeon_indices_t *elts = data; + drm_radeon_tcl_prim_t prim; + int count; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + sarea_priv = master_priv->sarea_priv; + + DRM_DEBUG("pid=%d index=%d start=%d end=%d discard=%d\n", + DRM_CURRENTPID, elts->idx, elts->start, elts->end, + elts->discard); + + if (elts->idx < 0 || elts->idx >= dma->buf_count) { + DRM_ERROR("buffer index %d (of %d max)\n", + elts->idx, dma->buf_count - 1); + return -EINVAL; + } + if (elts->prim < 0 || elts->prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) { + DRM_ERROR("buffer prim %d\n", elts->prim); + return -EINVAL; + } + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + VB_AGE_TEST_WITH_RETURN(dev_priv); + + buf = dma->buflist[elts->idx]; + + if (buf->file_priv != file_priv) { + DRM_ERROR("process %d using buffer owned by %p\n", + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; + } + if (buf->pending) { + DRM_ERROR("sending pending buffer %d\n", elts->idx); + return -EINVAL; + } + + count = (elts->end - elts->start) / sizeof(u16); + elts->start -= RADEON_INDEX_PRIM_OFFSET; + + if (elts->start & 0x7) { + DRM_ERROR("misaligned buffer 0x%x\n", elts->start); + return -EINVAL; + } + if (elts->start < buf->used) { + DRM_ERROR("no header 0x%x - 0x%x\n", elts->start, buf->used); + return -EINVAL; + } + + buf->used = elts->end; + + if (sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS) { + if (radeon_emit_state(dev_priv, file_priv, + &sarea_priv->context_state, + sarea_priv->tex_state, + sarea_priv->dirty)) { + DRM_ERROR("radeon_emit_state failed\n"); + return -EINVAL; + } + + sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES | + RADEON_UPLOAD_TEX1IMAGES | + RADEON_UPLOAD_TEX2IMAGES | + RADEON_REQUIRE_QUIESCENCE); + } + + /* Build up a prim_t record: + */ + prim.start = elts->start; + prim.finish = elts->end; + prim.prim = elts->prim; + prim.offset = 0; /* offset from start of dma buffers */ + prim.numverts = RADEON_MAX_VB_VERTS; /* duh */ + prim.vc_format = sarea_priv->vc_format; + + radeon_cp_dispatch_indices(dev, file_priv->master, buf, &prim); + if (elts->discard) { + radeon_cp_discard_buffer(dev, file_priv->master, buf); + } + + COMMIT_RING(); + return 0; +} + +static int radeon_cp_texture(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_texture_t *tex = data; + drm_radeon_tex_image_t image; + int ret; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + if (tex->image == NULL) { + DRM_ERROR("null texture image!\n"); + return -EINVAL; + } + + if (copy_from_user(&image, + (drm_radeon_tex_image_t __user *) tex->image, + sizeof(image))) + return -EFAULT; + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + VB_AGE_TEST_WITH_RETURN(dev_priv); + + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) + ret = r600_cp_dispatch_texture(dev, file_priv, tex, &image); + else + ret = radeon_cp_dispatch_texture(dev, file_priv, tex, &image); + + return ret; +} + +static int radeon_cp_stipple(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_stipple_t *stipple = data; + u32 mask[32]; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + if (copy_from_user(&mask, stipple->mask, 32 * sizeof(u32))) + return -EFAULT; + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + + radeon_cp_dispatch_stipple(dev, mask); + + COMMIT_RING(); + return 0; +} + +static int radeon_cp_indirect(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_device_dma *dma = dev->dma; + struct drm_buf *buf; + drm_radeon_indirect_t *indirect = data; + RING_LOCALS; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + DRM_DEBUG("idx=%d s=%d e=%d d=%d\n", + indirect->idx, indirect->start, indirect->end, + indirect->discard); + + if (indirect->idx < 0 || indirect->idx >= dma->buf_count) { + DRM_ERROR("buffer index %d (of %d max)\n", + indirect->idx, dma->buf_count - 1); + return -EINVAL; + } + + buf = dma->buflist[indirect->idx]; + + if (buf->file_priv != file_priv) { + DRM_ERROR("process %d using buffer owned by %p\n", + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; + } + if (buf->pending) { + DRM_ERROR("sending pending buffer %d\n", indirect->idx); + return -EINVAL; + } + + if (indirect->start < buf->used) { + DRM_ERROR("reusing indirect: start=0x%x actual=0x%x\n", + indirect->start, buf->used); + return -EINVAL; + } + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + VB_AGE_TEST_WITH_RETURN(dev_priv); + + buf->used = indirect->end; + + /* Dispatch the indirect buffer full of commands from the + * X server. This is insecure and is thus only available to + * privileged clients. + */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) + r600_cp_dispatch_indirect(dev, buf, indirect->start, indirect->end); + else { + /* Wait for the 3D stream to idle before the indirect buffer + * containing 2D acceleration commands is processed. + */ + BEGIN_RING(2); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); + radeon_cp_dispatch_indirect(dev, buf, indirect->start, indirect->end); + } + + if (indirect->discard) { + radeon_cp_discard_buffer(dev, file_priv->master, buf); + } + + COMMIT_RING(); + return 0; +} + +static int radeon_cp_vertex2(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_sarea_t *sarea_priv; + struct drm_device_dma *dma = dev->dma; + struct drm_buf *buf; + drm_radeon_vertex2_t *vertex = data; + int i; + unsigned char laststate; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + sarea_priv = master_priv->sarea_priv; + + DRM_DEBUG("pid=%d index=%d discard=%d\n", + DRM_CURRENTPID, vertex->idx, vertex->discard); + + if (vertex->idx < 0 || vertex->idx >= dma->buf_count) { + DRM_ERROR("buffer index %d (of %d max)\n", + vertex->idx, dma->buf_count - 1); + return -EINVAL; + } + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + VB_AGE_TEST_WITH_RETURN(dev_priv); + + buf = dma->buflist[vertex->idx]; + + if (buf->file_priv != file_priv) { + DRM_ERROR("process %d using buffer owned by %p\n", + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; + } + + if (buf->pending) { + DRM_ERROR("sending pending buffer %d\n", vertex->idx); + return -EINVAL; + } + + if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) + return -EINVAL; + + for (laststate = 0xff, i = 0; i < vertex->nr_prims; i++) { + drm_radeon_prim_t prim; + drm_radeon_tcl_prim_t tclprim; + + if (copy_from_user(&prim, &vertex->prim[i], sizeof(prim))) + return -EFAULT; + + if (prim.stateidx != laststate) { + drm_radeon_state_t state; + + if (copy_from_user(&state, + &vertex->state[prim.stateidx], + sizeof(state))) + return -EFAULT; + + if (radeon_emit_state2(dev_priv, file_priv, &state)) { + DRM_ERROR("radeon_emit_state2 failed\n"); + return -EINVAL; + } + + laststate = prim.stateidx; + } + + tclprim.start = prim.start; + tclprim.finish = prim.finish; + tclprim.prim = prim.prim; + tclprim.vc_format = prim.vc_format; + + if (prim.prim & RADEON_PRIM_WALK_IND) { + tclprim.offset = prim.numverts * 64; + tclprim.numverts = RADEON_MAX_VB_VERTS; /* duh */ + + radeon_cp_dispatch_indices(dev, file_priv->master, buf, &tclprim); + } else { + tclprim.numverts = prim.numverts; + tclprim.offset = 0; /* not used */ + + radeon_cp_dispatch_vertex(dev, file_priv, buf, &tclprim); + } + + if (sarea_priv->nbox == 1) + sarea_priv->nbox = 0; + } + + if (vertex->discard) { + radeon_cp_discard_buffer(dev, file_priv->master, buf); + } + + COMMIT_RING(); + return 0; +} + +static int radeon_emit_packets(drm_radeon_private_t * dev_priv, + struct drm_file *file_priv, + drm_radeon_cmd_header_t header, + drm_radeon_kcmd_buffer_t *cmdbuf) +{ + int id = (int)header.packet.packet_id; + int sz, reg; + RING_LOCALS; + + if (id >= RADEON_MAX_STATE_PACKETS) + return -EINVAL; + + sz = packet[id].len; + reg = packet[id].start; + + if (sz * sizeof(u32) > drm_buffer_unprocessed(cmdbuf->buffer)) { + DRM_ERROR("Packet size provided larger than data provided\n"); + return -EINVAL; + } + + if (radeon_check_and_fixup_packets(dev_priv, file_priv, id, + cmdbuf->buffer)) { + DRM_ERROR("Packet verification failed\n"); + return -EINVAL; + } + + BEGIN_RING(sz + 1); + OUT_RING(CP_PACKET0(reg, (sz - 1))); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz); + ADVANCE_RING(); + + return 0; +} + +static __inline__ int radeon_emit_scalars(drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_kcmd_buffer_t *cmdbuf) +{ + int sz = header.scalars.count; + int start = header.scalars.offset; + int stride = header.scalars.stride; + RING_LOCALS; + + BEGIN_RING(3 + sz); + OUT_RING(CP_PACKET0(RADEON_SE_TCL_SCALAR_INDX_REG, 0)); + OUT_RING(start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT)); + OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_SCALAR_DATA_REG, sz - 1)); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz); + ADVANCE_RING(); + return 0; +} + +/* God this is ugly + */ +static __inline__ int radeon_emit_scalars2(drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_kcmd_buffer_t *cmdbuf) +{ + int sz = header.scalars.count; + int start = ((unsigned int)header.scalars.offset) + 0x100; + int stride = header.scalars.stride; + RING_LOCALS; + + BEGIN_RING(3 + sz); + OUT_RING(CP_PACKET0(RADEON_SE_TCL_SCALAR_INDX_REG, 0)); + OUT_RING(start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT)); + OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_SCALAR_DATA_REG, sz - 1)); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz); + ADVANCE_RING(); + return 0; +} + +static __inline__ int radeon_emit_vectors(drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_kcmd_buffer_t *cmdbuf) +{ + int sz = header.vectors.count; + int start = header.vectors.offset; + int stride = header.vectors.stride; + RING_LOCALS; + + BEGIN_RING(5 + sz); + OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0); + OUT_RING(CP_PACKET0(RADEON_SE_TCL_VECTOR_INDX_REG, 0)); + OUT_RING(start | (stride << RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT)); + OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_VECTOR_DATA_REG, (sz - 1))); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz); + ADVANCE_RING(); + + return 0; +} + +static __inline__ int radeon_emit_veclinear(drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_kcmd_buffer_t *cmdbuf) +{ + int sz = header.veclinear.count * 4; + int start = header.veclinear.addr_lo | (header.veclinear.addr_hi << 8); + RING_LOCALS; + + if (!sz) + return 0; + if (sz * 4 > drm_buffer_unprocessed(cmdbuf->buffer)) + return -EINVAL; + + BEGIN_RING(5 + sz); + OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0); + OUT_RING(CP_PACKET0(RADEON_SE_TCL_VECTOR_INDX_REG, 0)); + OUT_RING(start | (1 << RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT)); + OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_VECTOR_DATA_REG, (sz - 1))); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz); + ADVANCE_RING(); + + return 0; +} + +static int radeon_emit_packet3(struct drm_device * dev, + struct drm_file *file_priv, + drm_radeon_kcmd_buffer_t *cmdbuf) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + unsigned int cmdsz; + int ret; + RING_LOCALS; + + DRM_DEBUG("\n"); + + if ((ret = radeon_check_and_fixup_packet3(dev_priv, file_priv, + cmdbuf, &cmdsz))) { + DRM_ERROR("Packet verification failed\n"); + return ret; + } + + BEGIN_RING(cmdsz); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, cmdsz); + ADVANCE_RING(); + + return 0; +} + +static int radeon_emit_packet3_cliprect(struct drm_device *dev, + struct drm_file *file_priv, + drm_radeon_kcmd_buffer_t *cmdbuf, + int orig_nbox) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_clip_rect box; + unsigned int cmdsz; + int ret; + struct drm_clip_rect __user *boxes = cmdbuf->boxes; + int i = 0; + RING_LOCALS; + + DRM_DEBUG("\n"); + + if ((ret = radeon_check_and_fixup_packet3(dev_priv, file_priv, + cmdbuf, &cmdsz))) { + DRM_ERROR("Packet verification failed\n"); + return ret; + } + + if (!orig_nbox) + goto out; + + do { + if (i < cmdbuf->nbox) { + if (copy_from_user(&box, &boxes[i], sizeof(box))) + return -EFAULT; + /* FIXME The second and subsequent times round + * this loop, send a WAIT_UNTIL_3D_IDLE before + * calling emit_clip_rect(). This fixes a + * lockup on fast machines when sending + * several cliprects with a cmdbuf, as when + * waving a 2D window over a 3D + * window. Something in the commands from user + * space seems to hang the card when they're + * sent several times in a row. That would be + * the correct place to fix it but this works + * around it until I can figure that out - Tim + * Smith */ + if (i) { + BEGIN_RING(2); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); + } + radeon_emit_clip_rect(dev_priv, &box); + } + + BEGIN_RING(cmdsz); + OUT_RING_DRM_BUFFER(cmdbuf->buffer, cmdsz); + ADVANCE_RING(); + + } while (++i < cmdbuf->nbox); + if (cmdbuf->nbox == 1) + cmdbuf->nbox = 0; + + return 0; + out: + drm_buffer_advance(cmdbuf->buffer, cmdsz * 4); + return 0; +} + +static int radeon_emit_wait(struct drm_device * dev, int flags) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + + DRM_DEBUG("%x\n", flags); + switch (flags) { + case RADEON_WAIT_2D: + BEGIN_RING(2); + RADEON_WAIT_UNTIL_2D_IDLE(); + ADVANCE_RING(); + break; + case RADEON_WAIT_3D: + BEGIN_RING(2); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); + break; + case RADEON_WAIT_2D | RADEON_WAIT_3D: + BEGIN_RING(2); + RADEON_WAIT_UNTIL_IDLE(); + ADVANCE_RING(); + break; + default: + return -EINVAL; + } + + return 0; +} + +static int radeon_cp_cmdbuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_device_dma *dma = dev->dma; + struct drm_buf *buf = NULL; + drm_radeon_cmd_header_t stack_header; + int idx; + drm_radeon_kcmd_buffer_t *cmdbuf = data; + int orig_nbox; + + LOCK_TEST_WITH_RETURN(dev, file_priv); + + RING_SPACE_TEST_WITH_RETURN(dev_priv); + VB_AGE_TEST_WITH_RETURN(dev_priv); + + if (cmdbuf->bufsz > 64 * 1024 || cmdbuf->bufsz < 0) { + return -EINVAL; + } + + /* Allocate an in-kernel area and copy in the cmdbuf. Do this to avoid + * races between checking values and using those values in other code, + * and simply to avoid a lot of function calls to copy in data. + */ + if (cmdbuf->bufsz != 0) { + int rv; + void __user *buffer = cmdbuf->buffer; + rv = drm_buffer_alloc(&cmdbuf->buffer, cmdbuf->bufsz); + if (rv) + return rv; + rv = drm_buffer_copy_from_user(cmdbuf->buffer, buffer, + cmdbuf->bufsz); + if (rv) { + drm_buffer_free(cmdbuf->buffer); + return rv; + } + } else + goto done; + + orig_nbox = cmdbuf->nbox; + + if (dev_priv->microcode_version == UCODE_R300) { + int temp; + temp = r300_do_cp_cmdbuf(dev, file_priv, cmdbuf); + + drm_buffer_free(cmdbuf->buffer); + + return temp; + } + + /* microcode_version != r300 */ + while (drm_buffer_unprocessed(cmdbuf->buffer) >= sizeof(stack_header)) { + + drm_radeon_cmd_header_t *header; + header = drm_buffer_read_object(cmdbuf->buffer, + sizeof(stack_header), &stack_header); + + switch (header->header.cmd_type) { + case RADEON_CMD_PACKET: + DRM_DEBUG("RADEON_CMD_PACKET\n"); + if (radeon_emit_packets + (dev_priv, file_priv, *header, cmdbuf)) { + DRM_ERROR("radeon_emit_packets failed\n"); + goto err; + } + break; + + case RADEON_CMD_SCALARS: + DRM_DEBUG("RADEON_CMD_SCALARS\n"); + if (radeon_emit_scalars(dev_priv, *header, cmdbuf)) { + DRM_ERROR("radeon_emit_scalars failed\n"); + goto err; + } + break; + + case RADEON_CMD_VECTORS: + DRM_DEBUG("RADEON_CMD_VECTORS\n"); + if (radeon_emit_vectors(dev_priv, *header, cmdbuf)) { + DRM_ERROR("radeon_emit_vectors failed\n"); + goto err; + } + break; + + case RADEON_CMD_DMA_DISCARD: + DRM_DEBUG("RADEON_CMD_DMA_DISCARD\n"); + idx = header->dma.buf_idx; + if (idx < 0 || idx >= dma->buf_count) { + DRM_ERROR("buffer index %d (of %d max)\n", + idx, dma->buf_count - 1); + goto err; + } + + buf = dma->buflist[idx]; + if (buf->file_priv != file_priv || buf->pending) { + DRM_ERROR("bad buffer %p %p %d\n", + buf->file_priv, file_priv, + buf->pending); + goto err; + } + + radeon_cp_discard_buffer(dev, file_priv->master, buf); + break; + + case RADEON_CMD_PACKET3: + DRM_DEBUG("RADEON_CMD_PACKET3\n"); + if (radeon_emit_packet3(dev, file_priv, cmdbuf)) { + DRM_ERROR("radeon_emit_packet3 failed\n"); + goto err; + } + break; + + case RADEON_CMD_PACKET3_CLIP: + DRM_DEBUG("RADEON_CMD_PACKET3_CLIP\n"); + if (radeon_emit_packet3_cliprect + (dev, file_priv, cmdbuf, orig_nbox)) { + DRM_ERROR("radeon_emit_packet3_clip failed\n"); + goto err; + } + break; + + case RADEON_CMD_SCALARS2: + DRM_DEBUG("RADEON_CMD_SCALARS2\n"); + if (radeon_emit_scalars2(dev_priv, *header, cmdbuf)) { + DRM_ERROR("radeon_emit_scalars2 failed\n"); + goto err; + } + break; + + case RADEON_CMD_WAIT: + DRM_DEBUG("RADEON_CMD_WAIT\n"); + if (radeon_emit_wait(dev, header->wait.flags)) { + DRM_ERROR("radeon_emit_wait failed\n"); + goto err; + } + break; + case RADEON_CMD_VECLINEAR: + DRM_DEBUG("RADEON_CMD_VECLINEAR\n"); + if (radeon_emit_veclinear(dev_priv, *header, cmdbuf)) { + DRM_ERROR("radeon_emit_veclinear failed\n"); + goto err; + } + break; + + default: + DRM_ERROR("bad cmd_type %d at byte %d\n", + header->header.cmd_type, + cmdbuf->buffer->iterator); + goto err; + } + } + + drm_buffer_free(cmdbuf->buffer); + + done: + DRM_DEBUG("DONE\n"); + COMMIT_RING(); + return 0; + + err: + drm_buffer_free(cmdbuf->buffer); + return -EINVAL; +} + +static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_getparam_t *param = data; + int value; + + DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); + + switch (param->param) { + case RADEON_PARAM_GART_BUFFER_OFFSET: + value = dev_priv->gart_buffers_offset; + break; + case RADEON_PARAM_LAST_FRAME: + dev_priv->stats.last_frame_reads++; + value = GET_SCRATCH(dev_priv, 0); + break; + case RADEON_PARAM_LAST_DISPATCH: + value = GET_SCRATCH(dev_priv, 1); + break; + case RADEON_PARAM_LAST_CLEAR: + dev_priv->stats.last_clear_reads++; + value = GET_SCRATCH(dev_priv, 2); + break; + case RADEON_PARAM_IRQ_NR: + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) + value = 0; + else + value = dev->pdev->irq; + break; + case RADEON_PARAM_GART_BASE: + value = dev_priv->gart_vm_start; + break; + case RADEON_PARAM_REGISTER_HANDLE: + value = dev_priv->mmio->offset; + break; + case RADEON_PARAM_STATUS_HANDLE: + value = dev_priv->ring_rptr_offset; + break; +#if BITS_PER_LONG == 32 + /* + * This ioctl() doesn't work on 64-bit platforms because hw_lock is a + * pointer which can't fit into an int-sized variable. According to + * Michel Dänzer, the ioctl() is only used on embedded platforms, so + * not supporting it shouldn't be a problem. If the same functionality + * is needed on 64-bit platforms, a new ioctl() would have to be added, + * so backwards-compatibility for the embedded platforms can be + * maintained. --davidm 4-Feb-2004. + */ + case RADEON_PARAM_SAREA_HANDLE: + /* The lock is the first dword in the sarea. */ + /* no users of this parameter */ + break; +#endif + case RADEON_PARAM_GART_TEX_HANDLE: + value = dev_priv->gart_textures_offset; + break; + case RADEON_PARAM_SCRATCH_OFFSET: + if (!dev_priv->writeback_works) + return -EINVAL; + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) + value = R600_SCRATCH_REG_OFFSET; + else + value = RADEON_SCRATCH_REG_OFFSET; + break; + case RADEON_PARAM_CARD_TYPE: + if (dev_priv->flags & RADEON_IS_PCIE) + value = RADEON_CARD_PCIE; + else if (dev_priv->flags & RADEON_IS_AGP) + value = RADEON_CARD_AGP; + else + value = RADEON_CARD_PCI; + break; + case RADEON_PARAM_VBLANK_CRTC: + value = radeon_vblank_crtc_get(dev); + break; + case RADEON_PARAM_FB_LOCATION: + value = radeon_read_fb_location(dev_priv); + break; + case RADEON_PARAM_NUM_GB_PIPES: + value = dev_priv->num_gb_pipes; + break; + case RADEON_PARAM_NUM_Z_PIPES: + value = dev_priv->num_z_pipes; + break; + default: + DRM_DEBUG("Invalid parameter %d\n", param->param); + return -EINVAL; + } + + if (copy_to_user(param->value, &value, sizeof(int))) { + DRM_ERROR("copy_to_user\n"); + return -EFAULT; + } + + return 0; +} + +static int radeon_cp_setparam(struct drm_device *dev, void *data, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; + drm_radeon_setparam_t *sp = data; + struct drm_radeon_driver_file_fields *radeon_priv; + + switch (sp->param) { + case RADEON_SETPARAM_FB_LOCATION: + radeon_priv = file_priv->driver_priv; + radeon_priv->radeon_fb_delta = dev_priv->fb_location - + sp->value; + break; + case RADEON_SETPARAM_SWITCH_TILING: + if (sp->value == 0) { + DRM_DEBUG("color tiling disabled\n"); + dev_priv->front_pitch_offset &= ~RADEON_DST_TILE_MACRO; + dev_priv->back_pitch_offset &= ~RADEON_DST_TILE_MACRO; + if (master_priv->sarea_priv) + master_priv->sarea_priv->tiling_enabled = 0; + } else if (sp->value == 1) { + DRM_DEBUG("color tiling enabled\n"); + dev_priv->front_pitch_offset |= RADEON_DST_TILE_MACRO; + dev_priv->back_pitch_offset |= RADEON_DST_TILE_MACRO; + if (master_priv->sarea_priv) + master_priv->sarea_priv->tiling_enabled = 1; + } + break; + case RADEON_SETPARAM_PCIGART_LOCATION: + dev_priv->pcigart_offset = sp->value; + dev_priv->pcigart_offset_set = 1; + break; + case RADEON_SETPARAM_NEW_MEMMAP: + dev_priv->new_memmap = sp->value; + break; + case RADEON_SETPARAM_PCIGART_TABLE_SIZE: + dev_priv->gart_info.table_size = sp->value; + if (dev_priv->gart_info.table_size < RADEON_PCIGART_TABLE_SIZE) + dev_priv->gart_info.table_size = RADEON_PCIGART_TABLE_SIZE; + break; + case RADEON_SETPARAM_VBLANK_CRTC: + return radeon_vblank_crtc_set(dev, sp->value); + break; + default: + DRM_DEBUG("Invalid parameter %d\n", sp->param); + return -EINVAL; + } + + return 0; +} + +/* When a client dies: + * - Check for and clean up flipped page state + * - Free any alloced GART memory. + * - Free any alloced radeon surfaces. + * + * DRM infrastructure takes care of reclaiming dma buffers. + */ +void radeon_driver_preclose(struct drm_device *dev, struct drm_file *file_priv) +{ + if (dev->dev_private) { + drm_radeon_private_t *dev_priv = dev->dev_private; + dev_priv->page_flipping = 0; + radeon_mem_release(file_priv, dev_priv->gart_heap); + radeon_mem_release(file_priv, dev_priv->fb_heap); + radeon_surfaces_release(file_priv, dev_priv); + } +} + +void radeon_driver_lastclose(struct drm_device *dev) +{ + radeon_surfaces_release(PCIGART_FILE_PRIV, dev->dev_private); + radeon_do_release(dev); +} + +int radeon_driver_open(struct drm_device *dev, struct drm_file *file_priv) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_driver_file_fields *radeon_priv; + + DRM_DEBUG("\n"); + radeon_priv = kmalloc(sizeof(*radeon_priv), GFP_KERNEL); + + if (!radeon_priv) + return -ENOMEM; + + file_priv->driver_priv = radeon_priv; + + if (dev_priv) + radeon_priv->radeon_fb_delta = dev_priv->fb_location; + else + radeon_priv->radeon_fb_delta = 0; + return 0; +} + +void radeon_driver_postclose(struct drm_device *dev, struct drm_file *file_priv) +{ + struct drm_radeon_driver_file_fields *radeon_priv = + file_priv->driver_priv; + + kfree(radeon_priv); +} + +struct drm_ioctl_desc radeon_ioctls[] = { + DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, radeon_cp_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF_DRV(RADEON_CP_START, radeon_cp_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, radeon_cp_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, radeon_cp_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, radeon_cp_idle, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, radeon_cp_resume, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_RESET, radeon_engine_reset, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, radeon_fullscreen, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_SWAP, radeon_cp_swap, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_CLEAR, radeon_cp_clear, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_VERTEX, radeon_cp_vertex, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_INDICES, radeon_cp_indices, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, radeon_cp_texture, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, radeon_cp_stipple, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, radeon_cp_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, radeon_cp_vertex2, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, radeon_cp_cmdbuf, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, radeon_cp_getparam, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_FLIP, radeon_cp_flip, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_ALLOC, radeon_mem_alloc, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_FREE, radeon_mem_free, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, radeon_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, radeon_irq_emit, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, radeon_irq_wait, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, radeon_cp_setparam, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, radeon_surface_alloc, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, radeon_surface_free, DRM_AUTH), + DRM_IOCTL_DEF_DRV(RADEON_CS, r600_cs_legacy_ioctl, DRM_AUTH) +}; + +int radeon_max_ioctl = ARRAY_SIZE(radeon_ioctls); |