diff options
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/net/vxge/vxge_config.c')
| -rw-r--r-- | qemu/roms/ipxe/src/drivers/net/vxge/vxge_config.c | 1868 |
1 files changed, 0 insertions, 1868 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/vxge/vxge_config.c b/qemu/roms/ipxe/src/drivers/net/vxge/vxge_config.c deleted file mode 100644 index ba62b508e..000000000 --- a/qemu/roms/ipxe/src/drivers/net/vxge/vxge_config.c +++ /dev/null @@ -1,1868 +0,0 @@ -/* - * vxge-config.c: iPXE driver for Neterion Inc's X3100 Series 10GbE PCIe I/O - * Virtualized Server Adapter. - * - * Copyright(c) 2002-2010 Neterion Inc. - * - * This software may be used and distributed according to the terms of - * the GNU General Public License (GPL), incorporated herein by - * reference. Drivers based on or derived from this code fall under - * the GPL and must retain the authorship, copyright and license - * notice. - * - */ - -FILE_LICENCE(GPL2_ONLY); - -#include <stdlib.h> -#include <stdio.h> -#include <ipxe/malloc.h> -#include <ipxe/pci.h> -#include <ipxe/iobuf.h> -#include <ipxe/ethernet.h> -#include <byteswap.h> - -#include "vxge_traffic.h" -#include "vxge_config.h" -#include "vxge_main.h" - -void -vxge_hw_vpath_set_zero_rx_frm_len(struct __vxge_hw_device *hldev) -{ - u64 val64; - struct __vxge_hw_virtualpath *vpath; - struct vxge_hw_vpath_reg __iomem *vp_reg; - - vpath = &hldev->virtual_path; - vp_reg = vpath->vp_reg; - - val64 = readq(&vp_reg->rxmac_vcfg0); - val64 &= ~VXGE_HW_RXMAC_VCFG0_RTS_MAX_FRM_LEN(0x3fff); - writeq(val64, &vp_reg->rxmac_vcfg0); - val64 = readq(&vp_reg->rxmac_vcfg0); - return; -} - -enum vxge_hw_status -vxge_hw_set_fw_api(struct __vxge_hw_device *hldev, - u64 vp_id, - u32 action, - u32 offset, - u64 data0, - u64 data1) -{ - enum vxge_hw_status status = VXGE_HW_OK; - u64 val64; - u32 fw_memo = VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_FW_MEMO; - - struct vxge_hw_vpath_reg __iomem *vp_reg; - - vp_reg = (struct vxge_hw_vpath_reg __iomem *)hldev->vpath_reg[vp_id]; - - writeq(data0, &vp_reg->rts_access_steer_data0); - writeq(data1, &vp_reg->rts_access_steer_data1); - - wmb(); - - val64 = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION(action) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL(fw_memo) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_OFFSET(offset) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE; - - writeq(val64, &vp_reg->rts_access_steer_ctrl); - - wmb(); - - status = __vxge_hw_device_register_poll( - &vp_reg->rts_access_steer_ctrl, - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE, - WAIT_FACTOR * - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - return VXGE_HW_FAIL; - - val64 = readq(&vp_reg->rts_access_steer_ctrl); - - if (val64 & VXGE_HW_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) - status = VXGE_HW_OK; - else - status = VXGE_HW_FAIL; - - return status; -} - -/* Get function mode */ -enum vxge_hw_status -vxge_hw_get_func_mode(struct __vxge_hw_device *hldev, u32 *func_mode) -{ - enum vxge_hw_status status = VXGE_HW_OK; - struct vxge_hw_vpath_reg __iomem *vp_reg; - u64 val64; - int vp_id; - - /* get the first vpath number assigned to this function */ - vp_id = hldev->first_vp_id; - - vp_reg = (struct vxge_hw_vpath_reg __iomem *)hldev->vpath_reg[vp_id]; - - status = vxge_hw_set_fw_api(hldev, vp_id, - VXGE_HW_FW_API_GET_FUNC_MODE, 0, 0, 0); - - if (status == VXGE_HW_OK) { - val64 = readq(&vp_reg->rts_access_steer_data0); - *func_mode = VXGE_HW_GET_FUNC_MODE_VAL(val64); - } - - return status; -} - -/* - * __vxge_hw_device_pci_e_init - * Initialize certain PCI/PCI-X configuration registers - * with recommended values. Save config space for future hw resets. - */ -void -__vxge_hw_device_pci_e_init(struct __vxge_hw_device *hldev) -{ - u16 cmd = 0; - struct pci_device *pdev = hldev->pdev; - - vxge_trace(); - - /* Set the PErr Repconse bit and SERR in PCI command register. */ - pci_read_config_word(pdev, PCI_COMMAND, &cmd); - cmd |= 0x140; - pci_write_config_word(pdev, PCI_COMMAND, cmd); - - return; -} - -/* - * __vxge_hw_device_register_poll - * Will poll certain register for specified amount of time. - * Will poll until masked bit is not cleared. - */ -enum vxge_hw_status -__vxge_hw_device_register_poll(void __iomem *reg, u64 mask, u32 max_millis) -{ - u64 val64; - u32 i = 0; - enum vxge_hw_status ret = VXGE_HW_FAIL; - - udelay(10); - - do { - val64 = readq(reg); - if (!(val64 & mask)) - return VXGE_HW_OK; - udelay(100); - } while (++i <= 9); - - i = 0; - do { - val64 = readq(reg); - if (!(val64 & mask)) - return VXGE_HW_OK; - udelay(1000); - } while (++i <= max_millis); - - return ret; -} - - /* __vxge_hw_device_vpath_reset_in_prog_check - Check if vpath reset - * in progress - * This routine checks the vpath reset in progress register is turned zero - */ -enum vxge_hw_status -__vxge_hw_device_vpath_reset_in_prog_check(u64 __iomem *vpath_rst_in_prog) -{ - enum vxge_hw_status status; - - vxge_trace(); - - status = __vxge_hw_device_register_poll(vpath_rst_in_prog, - VXGE_HW_VPATH_RST_IN_PROG_VPATH_RST_IN_PROG(0x1ffff), - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - return status; -} - -/* - * __vxge_hw_device_get_legacy_reg - * This routine gets the legacy register section's memory mapped address - * and sets the swapper. - */ -static struct vxge_hw_legacy_reg __iomem * -__vxge_hw_device_get_legacy_reg(struct pci_device *pdev, void __iomem *bar0) -{ - enum vxge_hw_status status; - struct vxge_hw_legacy_reg __iomem *legacy_reg; - /* - * If the length of Bar0 is 16MB, then assume that we are configured - * in MF8P_VP2 mode and then add 8MB to the legacy_reg offsets - */ - if (pci_bar_size(pdev, PCI_BASE_ADDRESS_0) == 0x1000000) - legacy_reg = (struct vxge_hw_legacy_reg __iomem *) - (bar0 + 0x800000); - else - legacy_reg = (struct vxge_hw_legacy_reg __iomem *)bar0; - - status = __vxge_hw_legacy_swapper_set(legacy_reg); - if (status != VXGE_HW_OK) - return NULL; - - return legacy_reg; -} -/* - * __vxge_hw_device_toc_get - * This routine sets the swapper and reads the toc pointer and returns the - * memory mapped address of the toc - */ -struct vxge_hw_toc_reg __iomem * -__vxge_hw_device_toc_get(void __iomem *bar0, - struct vxge_hw_legacy_reg __iomem *legacy_reg) -{ - u64 val64; - struct vxge_hw_toc_reg __iomem *toc = NULL; - - val64 = readq(&legacy_reg->toc_first_pointer); - toc = (struct vxge_hw_toc_reg __iomem *)(bar0+val64); - - return toc; -} - -/* - * __vxge_hw_device_reg_addr_get - * This routine sets the swapper and reads the toc pointer and initializes the - * register location pointers in the device object. It waits until the ric is - * completed initializing registers. - */ -enum vxge_hw_status -__vxge_hw_device_reg_addr_get(struct __vxge_hw_device *hldev) -{ - u64 val64; - u32 i; - enum vxge_hw_status status = VXGE_HW_OK; - - hldev->legacy_reg = __vxge_hw_device_get_legacy_reg(hldev->pdev, - hldev->bar0); - if (hldev->legacy_reg == NULL) { - status = VXGE_HW_FAIL; - goto exit; - } - - hldev->toc_reg = __vxge_hw_device_toc_get(hldev->bar0, - hldev->legacy_reg); - if (hldev->toc_reg == NULL) { - status = VXGE_HW_FAIL; - goto exit; - } - - val64 = readq(&hldev->toc_reg->toc_common_pointer); - hldev->common_reg = - (struct vxge_hw_common_reg __iomem *)(hldev->bar0 + val64); - - val64 = readq(&hldev->toc_reg->toc_mrpcim_pointer); - hldev->mrpcim_reg = - (struct vxge_hw_mrpcim_reg __iomem *)(hldev->bar0 + val64); - - for (i = 0; i < VXGE_HW_TITAN_SRPCIM_REG_SPACES; i++) { - val64 = readq(&hldev->toc_reg->toc_srpcim_pointer[i]); - hldev->srpcim_reg[i] = - (struct vxge_hw_srpcim_reg __iomem *) - (hldev->bar0 + val64); - } - - for (i = 0; i < VXGE_HW_TITAN_VPMGMT_REG_SPACES; i++) { - val64 = readq(&hldev->toc_reg->toc_vpmgmt_pointer[i]); - hldev->vpmgmt_reg[i] = - (struct vxge_hw_vpmgmt_reg __iomem *)(hldev->bar0 + val64); - } - - for (i = 0; i < VXGE_HW_TITAN_VPATH_REG_SPACES; i++) { - val64 = readq(&hldev->toc_reg->toc_vpath_pointer[i]); - hldev->vpath_reg[i] = - (struct vxge_hw_vpath_reg __iomem *) - (hldev->bar0 + val64); - } - - val64 = readq(&hldev->toc_reg->toc_kdfc); - - switch (VXGE_HW_TOC_GET_KDFC_INITIAL_BIR(val64)) { - case 0: - hldev->kdfc = (u8 __iomem *)(hldev->bar0 + - VXGE_HW_TOC_GET_KDFC_INITIAL_OFFSET(val64)); - break; - default: - break; - } - - status = __vxge_hw_device_vpath_reset_in_prog_check( - (u64 __iomem *)&hldev->common_reg->vpath_rst_in_prog); -exit: - return status; -} - -/* - * __vxge_hw_device_access_rights_get: Get Access Rights of the driver - * This routine returns the Access Rights of the driver - */ -static u32 -__vxge_hw_device_access_rights_get(u32 host_type, u32 func_id) -{ - u32 access_rights = VXGE_HW_DEVICE_ACCESS_RIGHT_VPATH; - - switch (host_type) { - case VXGE_HW_NO_MR_NO_SR_NORMAL_FUNCTION: - if (func_id == 0) { - access_rights |= VXGE_HW_DEVICE_ACCESS_RIGHT_MRPCIM | - VXGE_HW_DEVICE_ACCESS_RIGHT_SRPCIM; - } - break; - case VXGE_HW_MR_NO_SR_VH0_BASE_FUNCTION: - access_rights |= VXGE_HW_DEVICE_ACCESS_RIGHT_MRPCIM | - VXGE_HW_DEVICE_ACCESS_RIGHT_SRPCIM; - break; - case VXGE_HW_NO_MR_SR_VH0_FUNCTION0: - access_rights |= VXGE_HW_DEVICE_ACCESS_RIGHT_MRPCIM | - VXGE_HW_DEVICE_ACCESS_RIGHT_SRPCIM; - break; - case VXGE_HW_NO_MR_SR_VH0_VIRTUAL_FUNCTION: - case VXGE_HW_SR_VH_VIRTUAL_FUNCTION: - case VXGE_HW_MR_SR_VH0_INVALID_CONFIG: - break; - case VXGE_HW_SR_VH_FUNCTION0: - case VXGE_HW_VH_NORMAL_FUNCTION: - access_rights |= VXGE_HW_DEVICE_ACCESS_RIGHT_SRPCIM; - break; - } - - return access_rights; -} - -/* - * __vxge_hw_device_host_info_get - * This routine returns the host type assignments - */ -void __vxge_hw_device_host_info_get(struct __vxge_hw_device *hldev) -{ - u64 val64; - u32 i; - - val64 = readq(&hldev->common_reg->host_type_assignments); - - hldev->host_type = - (u32)VXGE_HW_HOST_TYPE_ASSIGNMENTS_GET_HOST_TYPE_ASSIGNMENTS(val64); - - hldev->vpath_assignments = readq(&hldev->common_reg->vpath_assignments); - - for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) { - - if (!(hldev->vpath_assignments & vxge_mBIT(i))) - continue; - - hldev->func_id = - __vxge_hw_vpath_func_id_get(hldev->vpmgmt_reg[i]); - - hldev->access_rights = __vxge_hw_device_access_rights_get( - hldev->host_type, hldev->func_id); - - hldev->first_vp_id = i; - break; - } - - return; -} - -/** - * vxge_hw_device_hw_info_get - Get the hw information - * Returns the vpath mask that has the bits set for each vpath allocated - * for the driver, FW version information and the first mac addresse for - * each vpath - */ -enum vxge_hw_status -vxge_hw_device_hw_info_get(struct pci_device *pdev, void __iomem *bar0, - struct vxge_hw_device_hw_info *hw_info) -{ - u32 i; - u64 val64; - struct vxge_hw_toc_reg __iomem *toc; - struct vxge_hw_mrpcim_reg __iomem *mrpcim_reg; - struct vxge_hw_common_reg __iomem *common_reg; - struct vxge_hw_vpath_reg __iomem *vpath_reg; - struct vxge_hw_vpmgmt_reg __iomem *vpmgmt_reg; - struct vxge_hw_legacy_reg __iomem *legacy_reg; - enum vxge_hw_status status; - - vxge_trace(); - - memset(hw_info, 0, sizeof(struct vxge_hw_device_hw_info)); - - legacy_reg = __vxge_hw_device_get_legacy_reg(pdev, bar0); - if (legacy_reg == NULL) { - status = VXGE_HW_ERR_CRITICAL; - goto exit; - } - - toc = __vxge_hw_device_toc_get(bar0, legacy_reg); - if (toc == NULL) { - status = VXGE_HW_ERR_CRITICAL; - goto exit; - } - - val64 = readq(&toc->toc_common_pointer); - common_reg = (struct vxge_hw_common_reg __iomem *)(bar0 + val64); - - status = __vxge_hw_device_vpath_reset_in_prog_check( - (u64 __iomem *)&common_reg->vpath_rst_in_prog); - if (status != VXGE_HW_OK) - goto exit; - - hw_info->vpath_mask = readq(&common_reg->vpath_assignments); - - val64 = readq(&common_reg->host_type_assignments); - - hw_info->host_type = - (u32)VXGE_HW_HOST_TYPE_ASSIGNMENTS_GET_HOST_TYPE_ASSIGNMENTS(val64); - - for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) { - - if (!((hw_info->vpath_mask) & vxge_mBIT(i))) - continue; - - val64 = readq(&toc->toc_vpmgmt_pointer[i]); - - vpmgmt_reg = (struct vxge_hw_vpmgmt_reg __iomem *) - (bar0 + val64); - - hw_info->func_id = __vxge_hw_vpath_func_id_get(vpmgmt_reg); - if (__vxge_hw_device_access_rights_get(hw_info->host_type, - hw_info->func_id) & - VXGE_HW_DEVICE_ACCESS_RIGHT_MRPCIM) { - - val64 = readq(&toc->toc_mrpcim_pointer); - - mrpcim_reg = (struct vxge_hw_mrpcim_reg __iomem *) - (bar0 + val64); - - writeq(0, &mrpcim_reg->xgmac_gen_fw_memo_mask); - wmb(); - } - - val64 = readq(&toc->toc_vpath_pointer[i]); - - vpath_reg = (struct vxge_hw_vpath_reg __iomem *)(bar0 + val64); - - status = __vxge_hw_vpath_fw_ver_get(vpath_reg, hw_info); - if (status != VXGE_HW_OK) - goto exit; - - status = __vxge_hw_vpath_card_info_get(vpath_reg, hw_info); - if (status != VXGE_HW_OK) - goto exit; - - break; - } - - for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) { - - if (!((hw_info->vpath_mask) & vxge_mBIT(i))) - continue; - - val64 = readq(&toc->toc_vpath_pointer[i]); - vpath_reg = (struct vxge_hw_vpath_reg __iomem *)(bar0 + val64); - - status = __vxge_hw_vpath_addr_get(vpath_reg, - hw_info->mac_addrs[i], - hw_info->mac_addr_masks[i]); - if (status != VXGE_HW_OK) - goto exit; - } -exit: - return status; -} - -/* - * vxge_hw_device_initialize - Initialize Titan device. - * Initialize Titan device. Note that all the arguments of this public API - * are 'IN', including @hldev. Driver cooperates with - * OS to find new Titan device, locate its PCI and memory spaces. - * - * When done, the driver allocates sizeof(struct __vxge_hw_device) bytes for HW - * to enable the latter to perform Titan hardware initialization. - */ -enum vxge_hw_status -vxge_hw_device_initialize( - struct __vxge_hw_device **devh, - void *bar0, - struct pci_device *pdev, - u8 titan1) -{ - struct __vxge_hw_device *hldev = NULL; - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - hldev = (struct __vxge_hw_device *) - zalloc(sizeof(struct __vxge_hw_device)); - if (hldev == NULL) { - vxge_debug(VXGE_ERR, "hldev allocation failed\n"); - status = VXGE_HW_ERR_OUT_OF_MEMORY; - goto exit; - } - - hldev->magic = VXGE_HW_DEVICE_MAGIC; - - hldev->bar0 = bar0; - hldev->pdev = pdev; - hldev->titan1 = titan1; - - __vxge_hw_device_pci_e_init(hldev); - - status = __vxge_hw_device_reg_addr_get(hldev); - if (status != VXGE_HW_OK) { - vxge_debug(VXGE_ERR, "%s:%d __vxge_hw_device_reg_addr_get " - "failed\n", __func__, __LINE__); - vxge_hw_device_terminate(hldev); - goto exit; - } - - __vxge_hw_device_host_info_get(hldev); - - *devh = hldev; -exit: - return status; -} - -/* - * vxge_hw_device_terminate - Terminate Titan device. - * Terminate HW device. - */ -void -vxge_hw_device_terminate(struct __vxge_hw_device *hldev) -{ - vxge_trace(); - - assert(hldev->magic == VXGE_HW_DEVICE_MAGIC); - - hldev->magic = VXGE_HW_DEVICE_DEAD; - free(hldev); -} - -/* - *vxge_hw_ring_replenish - Initial replenish of RxDs - * This function replenishes the RxDs from reserve array to work array - */ -enum vxge_hw_status -vxge_hw_ring_replenish(struct __vxge_hw_ring *ring) -{ - struct __vxge_hw_device *hldev; - struct vxge_hw_ring_rxd_1 *rxd; - enum vxge_hw_status status = VXGE_HW_OK; - u8 offset = 0; - struct __vxge_hw_ring_block *block; - u8 i, iob_off; - - vxge_trace(); - - hldev = ring->vpathh->hldev; - /* - * We allocate all the dma buffers first and then share the - * these buffers among the all rx descriptors in the block. - */ - for (i = 0; i < ARRAY_SIZE(ring->iobuf); i++) { - ring->iobuf[i] = alloc_iob(VXGE_LL_MAX_FRAME_SIZE(hldev->vdev)); - if (!ring->iobuf[i]) { - while (i) { - free_iob(ring->iobuf[--i]); - ring->iobuf[i] = NULL; - } - status = VXGE_HW_ERR_OUT_OF_MEMORY; - goto iobuf_err; - } - } - - for (offset = 0; offset < VXGE_HW_MAX_RXDS_PER_BLOCK_1; offset++) { - - rxd = &ring->rxdl->rxd[offset]; - if (offset == (VXGE_HW_MAX_RXDS_PER_BLOCK_1 - 1)) - iob_off = VXGE_HW_RING_BUF_PER_BLOCK; - else - iob_off = offset % ring->buf_per_block; - - rxd->control_0 = rxd->control_1 = 0; - vxge_hw_ring_rxd_1b_set(rxd, ring->iobuf[iob_off], - VXGE_LL_MAX_FRAME_SIZE(hldev->vdev)); - - vxge_hw_ring_rxd_post(ring, rxd); - } - /* linking the block to itself as we use only one rx block*/ - block = ring->rxdl; - block->reserved_2_pNext_RxD_block = (unsigned long) block; - block->pNext_RxD_Blk_physical = (u64)virt_to_bus(block); - - ring->rxd_offset = 0; -iobuf_err: - return status; -} - -/* - * __vxge_hw_ring_create - Create a Ring - * This function creates Ring and initializes it. - * - */ -enum vxge_hw_status -__vxge_hw_ring_create(struct __vxge_hw_virtualpath *vpath, - struct __vxge_hw_ring *ring) -{ - enum vxge_hw_status status = VXGE_HW_OK; - struct __vxge_hw_device *hldev; - u32 vp_id; - - vxge_trace(); - - hldev = vpath->hldev; - vp_id = vpath->vp_id; - - ring->rxdl = malloc_dma(sizeof(struct __vxge_hw_ring_block), - sizeof(struct __vxge_hw_ring_block)); - if (!ring->rxdl) { - vxge_debug(VXGE_ERR, "%s:%d malloc_dma error\n", - __func__, __LINE__); - status = VXGE_HW_ERR_OUT_OF_MEMORY; - goto exit; - } - ring->rxd_offset = 0; - ring->vpathh = vpath; - ring->buf_per_block = VXGE_HW_RING_BUF_PER_BLOCK; - ring->rx_poll_weight = VXGE_HW_RING_RX_POLL_WEIGHT; - ring->vp_id = vp_id; - ring->vp_reg = vpath->vp_reg; - ring->common_reg = hldev->common_reg; - - ring->rxd_qword_limit = VXGE_HW_RING_RXD_QWORD_LIMIT; - - status = vxge_hw_ring_replenish(ring); - if (status != VXGE_HW_OK) { - __vxge_hw_ring_delete(ring); - goto exit; - } -exit: - return status; -} - -/* - * __vxge_hw_ring_delete - Removes the ring - * This function freeup the memory pool and removes the ring - */ -enum vxge_hw_status __vxge_hw_ring_delete(struct __vxge_hw_ring *ring) -{ - u8 i; - - vxge_trace(); - - for (i = 0; (i < ARRAY_SIZE(ring->iobuf)) && ring->iobuf[i]; i++) { - free_iob(ring->iobuf[i]); - ring->iobuf[i] = NULL; - } - - if (ring->rxdl) { - free_dma(ring->rxdl, sizeof(struct __vxge_hw_ring_block)); - ring->rxdl = NULL; - } - ring->rxd_offset = 0; - - return VXGE_HW_OK; -} - -/* - * _hw_legacy_swapper_set - Set the swapper bits for the legacy secion. - * Set the swapper bits appropriately for the legacy section. - */ -enum vxge_hw_status -__vxge_hw_legacy_swapper_set(struct vxge_hw_legacy_reg __iomem *legacy_reg) -{ - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - val64 = readq(&legacy_reg->toc_swapper_fb); - - wmb(); - - switch (val64) { - - case VXGE_HW_SWAPPER_INITIAL_VALUE: - return status; - - case VXGE_HW_SWAPPER_BYTE_SWAPPED_BIT_FLIPPED: - writeq(VXGE_HW_SWAPPER_READ_BYTE_SWAP_ENABLE, - &legacy_reg->pifm_rd_swap_en); - writeq(VXGE_HW_SWAPPER_READ_BIT_FLAP_ENABLE, - &legacy_reg->pifm_rd_flip_en); - writeq(VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE, - &legacy_reg->pifm_wr_swap_en); - writeq(VXGE_HW_SWAPPER_WRITE_BIT_FLAP_ENABLE, - &legacy_reg->pifm_wr_flip_en); - break; - - case VXGE_HW_SWAPPER_BYTE_SWAPPED: - writeq(VXGE_HW_SWAPPER_READ_BYTE_SWAP_ENABLE, - &legacy_reg->pifm_rd_swap_en); - writeq(VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE, - &legacy_reg->pifm_wr_swap_en); - break; - - case VXGE_HW_SWAPPER_BIT_FLIPPED: - writeq(VXGE_HW_SWAPPER_READ_BIT_FLAP_ENABLE, - &legacy_reg->pifm_rd_flip_en); - writeq(VXGE_HW_SWAPPER_WRITE_BIT_FLAP_ENABLE, - &legacy_reg->pifm_wr_flip_en); - break; - } - - wmb(); - - val64 = readq(&legacy_reg->toc_swapper_fb); - if (val64 != VXGE_HW_SWAPPER_INITIAL_VALUE) - status = VXGE_HW_ERR_SWAPPER_CTRL; - - return status; -} - -/* - * __vxge_hw_vpath_swapper_set - Set the swapper bits for the vpath. - * Set the swapper bits appropriately for the vpath. - */ -enum vxge_hw_status -__vxge_hw_vpath_swapper_set(struct vxge_hw_vpath_reg __iomem *vpath_reg) -{ - vxge_trace(); - -#if (__BYTE_ORDER != __BIG_ENDIAN) - u64 val64; - - val64 = readq(&vpath_reg->vpath_general_cfg1); - wmb(); - val64 |= VXGE_HW_VPATH_GENERAL_CFG1_CTL_BYTE_SWAPEN; - writeq(val64, &vpath_reg->vpath_general_cfg1); - wmb(); -#endif - return VXGE_HW_OK; -} - -/* - * __vxge_hw_kdfc_swapper_set - Set the swapper bits for the kdfc. - * Set the swapper bits appropriately for the vpath. - */ -enum vxge_hw_status -__vxge_hw_kdfc_swapper_set( - struct vxge_hw_legacy_reg __iomem *legacy_reg, - struct vxge_hw_vpath_reg __iomem *vpath_reg) -{ - u64 val64; - - vxge_trace(); - - val64 = readq(&legacy_reg->pifm_wr_swap_en); - - if (val64 == VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE) { - val64 = readq(&vpath_reg->kdfcctl_cfg0); - wmb(); - - val64 |= VXGE_HW_KDFCCTL_CFG0_BYTE_SWAPEN_FIFO0 | - VXGE_HW_KDFCCTL_CFG0_BYTE_SWAPEN_FIFO1 | - VXGE_HW_KDFCCTL_CFG0_BYTE_SWAPEN_FIFO2; - - writeq(val64, &vpath_reg->kdfcctl_cfg0); - wmb(); - } - - return VXGE_HW_OK; -} - -/* - * vxge_hw_vpath_strip_fcs_check - Check for FCS strip. - */ -enum vxge_hw_status -vxge_hw_vpath_strip_fcs_check(struct __vxge_hw_device *hldev, u64 vpath_mask) -{ - struct vxge_hw_vpmgmt_reg __iomem *vpmgmt_reg; - enum vxge_hw_status status = VXGE_HW_OK; - int i = 0, j = 0; - - for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) { - if (!((vpath_mask) & vxge_mBIT(i))) - continue; - vpmgmt_reg = hldev->vpmgmt_reg[i]; - for (j = 0; j < VXGE_HW_MAC_MAX_MAC_PORT_ID; j++) { - if (readq(&vpmgmt_reg->rxmac_cfg0_port_vpmgmt_clone[j]) - & VXGE_HW_RXMAC_CFG0_PORT_VPMGMT_CLONE_STRIP_FCS) - return VXGE_HW_FAIL; - } - } - return status; -} - -/* - * __vxge_hw_fifo_create - Create a FIFO - * This function creates FIFO and initializes it. - */ -enum vxge_hw_status -__vxge_hw_fifo_create(struct __vxge_hw_virtualpath *vpath, - struct __vxge_hw_fifo *fifo) -{ - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - fifo->vpathh = vpath; - fifo->depth = VXGE_HW_FIFO_TXD_DEPTH; - fifo->hw_offset = fifo->sw_offset = 0; - fifo->nofl_db = vpath->nofl_db; - fifo->vp_id = vpath->vp_id; - fifo->vp_reg = vpath->vp_reg; - fifo->tx_intr_num = (vpath->vp_id * VXGE_HW_MAX_INTR_PER_VP) - + VXGE_HW_VPATH_INTR_TX; - - fifo->txdl = malloc_dma(sizeof(struct vxge_hw_fifo_txd) - * fifo->depth, fifo->depth); - if (!fifo->txdl) { - vxge_debug(VXGE_ERR, "%s:%d malloc_dma error\n", - __func__, __LINE__); - return VXGE_HW_ERR_OUT_OF_MEMORY; - } - memset(fifo->txdl, 0, sizeof(struct vxge_hw_fifo_txd) * fifo->depth); - return status; -} - -/* - * __vxge_hw_fifo_delete - Removes the FIFO - * This function freeup the memory pool and removes the FIFO - */ -enum vxge_hw_status __vxge_hw_fifo_delete(struct __vxge_hw_fifo *fifo) -{ - vxge_trace(); - - if (fifo->txdl) - free_dma(fifo->txdl, - sizeof(struct vxge_hw_fifo_txd) * fifo->depth); - - fifo->txdl = NULL; - fifo->hw_offset = fifo->sw_offset = 0; - - return VXGE_HW_OK; -} - -/* - * __vxge_hw_vpath_pci_read - Read the content of given address - * in pci config space. - * Read from the vpath pci config space. - */ -enum vxge_hw_status -__vxge_hw_vpath_pci_read(struct __vxge_hw_virtualpath *vpath, - u32 phy_func_0, u32 offset, u32 *val) -{ - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - struct vxge_hw_vpath_reg __iomem *vp_reg = vpath->vp_reg; - - val64 = VXGE_HW_PCI_CONFIG_ACCESS_CFG1_ADDRESS(offset); - - if (phy_func_0) - val64 |= VXGE_HW_PCI_CONFIG_ACCESS_CFG1_SEL_FUNC0; - - writeq(val64, &vp_reg->pci_config_access_cfg1); - wmb(); - writeq(VXGE_HW_PCI_CONFIG_ACCESS_CFG2_REQ, - &vp_reg->pci_config_access_cfg2); - wmb(); - - status = __vxge_hw_device_register_poll( - &vp_reg->pci_config_access_cfg2, - VXGE_HW_INTR_MASK_ALL, VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - goto exit; - - val64 = readq(&vp_reg->pci_config_access_status); - - if (val64 & VXGE_HW_PCI_CONFIG_ACCESS_STATUS_ACCESS_ERR) { - status = VXGE_HW_FAIL; - *val = 0; - } else - *val = (u32)vxge_bVALn(val64, 32, 32); -exit: - return status; -} - -/* - * __vxge_hw_vpath_func_id_get - Get the function id of the vpath. - * Returns the function number of the vpath. - */ -u32 -__vxge_hw_vpath_func_id_get(struct vxge_hw_vpmgmt_reg __iomem *vpmgmt_reg) -{ - u64 val64; - - val64 = readq(&vpmgmt_reg->vpath_to_func_map_cfg1); - - return - (u32)VXGE_HW_VPATH_TO_FUNC_MAP_CFG1_GET_VPATH_TO_FUNC_MAP_CFG1(val64); -} - -/* - * __vxge_hw_read_rts_ds - Program RTS steering critieria - */ -static inline void -__vxge_hw_read_rts_ds(struct vxge_hw_vpath_reg __iomem *vpath_reg, - u64 dta_struct_sel) -{ - writeq(0, &vpath_reg->rts_access_steer_ctrl); - wmb(); - writeq(dta_struct_sel, &vpath_reg->rts_access_steer_data0); - writeq(0, &vpath_reg->rts_access_steer_data1); - wmb(); - return; -} - -/* - * __vxge_hw_vpath_card_info_get - Get the serial numbers, - * part number and product description. - */ -enum vxge_hw_status -__vxge_hw_vpath_card_info_get( - struct vxge_hw_vpath_reg __iomem *vpath_reg, - struct vxge_hw_device_hw_info *hw_info) -{ - u32 i, j; - u64 val64; - u64 data1 = 0ULL; - u64 data2 = 0ULL; - enum vxge_hw_status status = VXGE_HW_OK; - u8 *serial_number = hw_info->serial_number; - u8 *part_number = hw_info->part_number; - u8 *product_desc = hw_info->product_desc; - - __vxge_hw_read_rts_ds(vpath_reg, - VXGE_HW_RTS_ACCESS_STEER_DATA0_MEMO_ITEM_SERIAL_NUMBER); - - val64 = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION( - VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_READ_MEMO_ENTRY) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL( - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_FW_MEMO) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE | - VXGE_HW_RTS_ACCESS_STEER_CTRL_OFFSET(0); - - status = __vxge_hw_pio_mem_write64(val64, - &vpath_reg->rts_access_steer_ctrl, - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE, - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - return status; - - val64 = readq(&vpath_reg->rts_access_steer_ctrl); - - if (val64 & VXGE_HW_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) { - data1 = readq(&vpath_reg->rts_access_steer_data0); - ((u64 *)serial_number)[0] = be64_to_cpu(data1); - - data2 = readq(&vpath_reg->rts_access_steer_data1); - ((u64 *)serial_number)[1] = be64_to_cpu(data2); - status = VXGE_HW_OK; - } else - *serial_number = 0; - - __vxge_hw_read_rts_ds(vpath_reg, - VXGE_HW_RTS_ACCESS_STEER_DATA0_MEMO_ITEM_PART_NUMBER); - - val64 = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION( - VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_READ_MEMO_ENTRY) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL( - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_FW_MEMO) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE | - VXGE_HW_RTS_ACCESS_STEER_CTRL_OFFSET(0); - - status = __vxge_hw_pio_mem_write64(val64, - &vpath_reg->rts_access_steer_ctrl, - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE, - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - return status; - - val64 = readq(&vpath_reg->rts_access_steer_ctrl); - - if (val64 & VXGE_HW_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) { - - data1 = readq(&vpath_reg->rts_access_steer_data0); - ((u64 *)part_number)[0] = be64_to_cpu(data1); - - data2 = readq(&vpath_reg->rts_access_steer_data1); - ((u64 *)part_number)[1] = be64_to_cpu(data2); - - status = VXGE_HW_OK; - - } else - *part_number = 0; - - j = 0; - - for (i = VXGE_HW_RTS_ACCESS_STEER_DATA0_MEMO_ITEM_DESC_0; - i <= VXGE_HW_RTS_ACCESS_STEER_DATA0_MEMO_ITEM_DESC_3; i++) { - - __vxge_hw_read_rts_ds(vpath_reg, i); - - val64 = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION( - VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_READ_MEMO_ENTRY) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL( - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_FW_MEMO) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE | - VXGE_HW_RTS_ACCESS_STEER_CTRL_OFFSET(0); - - status = __vxge_hw_pio_mem_write64(val64, - &vpath_reg->rts_access_steer_ctrl, - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE, - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - return status; - - val64 = readq(&vpath_reg->rts_access_steer_ctrl); - - if (val64 & VXGE_HW_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) { - - data1 = readq(&vpath_reg->rts_access_steer_data0); - ((u64 *)product_desc)[j++] = be64_to_cpu(data1); - - data2 = readq(&vpath_reg->rts_access_steer_data1); - ((u64 *)product_desc)[j++] = be64_to_cpu(data2); - - status = VXGE_HW_OK; - } else - *product_desc = 0; - } - - return status; -} - -/* - * __vxge_hw_vpath_fw_ver_get - Get the fw version - * Returns FW Version - */ -enum vxge_hw_status -__vxge_hw_vpath_fw_ver_get( - struct vxge_hw_vpath_reg __iomem *vpath_reg, - struct vxge_hw_device_hw_info *hw_info) -{ - u64 val64; - u64 data1 = 0ULL; - u64 data2 = 0ULL; - struct vxge_hw_device_version *fw_version = &hw_info->fw_version; - struct vxge_hw_device_date *fw_date = &hw_info->fw_date; - struct vxge_hw_device_version *flash_version = &hw_info->flash_version; - struct vxge_hw_device_date *flash_date = &hw_info->flash_date; - enum vxge_hw_status status = VXGE_HW_OK; - - val64 = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION( - VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_READ_ENTRY) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL( - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_FW_MEMO) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE | - VXGE_HW_RTS_ACCESS_STEER_CTRL_OFFSET(0); - - status = __vxge_hw_pio_mem_write64(val64, - &vpath_reg->rts_access_steer_ctrl, - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE, - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - goto exit; - - val64 = readq(&vpath_reg->rts_access_steer_ctrl); - - if (val64 & VXGE_HW_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) { - - data1 = readq(&vpath_reg->rts_access_steer_data0); - data2 = readq(&vpath_reg->rts_access_steer_data1); - - fw_date->day = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_FW_VER_DAY( - data1); - fw_date->month = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_FW_VER_MONTH( - data1); - fw_date->year = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_FW_VER_YEAR( - data1); - - snprintf(fw_date->date, VXGE_HW_FW_STRLEN, "%d/%d/%d", - fw_date->month, fw_date->day, fw_date->year); - - fw_version->major = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_FW_VER_MAJOR(data1); - fw_version->minor = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_FW_VER_MINOR(data1); - fw_version->build = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_FW_VER_BUILD(data1); - - snprintf(fw_version->version, VXGE_HW_FW_STRLEN, "%d.%d.%d", - fw_version->major, fw_version->minor, fw_version->build); - - flash_date->day = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_FLASH_VER_DAY(data2); - flash_date->month = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_FLASH_VER_MONTH(data2); - flash_date->year = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_FLASH_VER_YEAR(data2); - - snprintf(flash_date->date, VXGE_HW_FW_STRLEN, "%d/%d/%d", - flash_date->month, flash_date->day, flash_date->year); - - flash_version->major = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_FLASH_VER_MAJOR(data2); - flash_version->minor = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_FLASH_VER_MINOR(data2); - flash_version->build = - (u32)VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_FLASH_VER_BUILD(data2); - - snprintf(flash_version->version, VXGE_HW_FW_STRLEN, "%d.%d.%d", - flash_version->major, flash_version->minor, - flash_version->build); - - status = VXGE_HW_OK; - - } else - status = VXGE_HW_FAIL; -exit: - return status; -} - -/* - * __vxge_hw_vpath_addr_get - Get the hw address entry for this vpath - * from MAC address table. - */ -enum vxge_hw_status -__vxge_hw_vpath_addr_get( - struct vxge_hw_vpath_reg *vpath_reg, - u8 (macaddr)[ETH_ALEN], u8 (macaddr_mask)[ETH_ALEN]) -{ - u32 i; - u64 val64; - u64 data1 = 0ULL; - u64 data2 = 0ULL; - u64 action = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_LIST_FIRST_ENTRY; - enum vxge_hw_status status = VXGE_HW_OK; - - while (1) { - val64 = VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION(action) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL( - VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_DA) | - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE | - VXGE_HW_RTS_ACCESS_STEER_CTRL_OFFSET(0); - - status = __vxge_hw_pio_mem_write64(val64, - &vpath_reg->rts_access_steer_ctrl, - VXGE_HW_RTS_ACCESS_STEER_CTRL_STROBE, - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - if (status != VXGE_HW_OK) - break; - - val64 = readq(&vpath_reg->rts_access_steer_ctrl); - - if (val64 & VXGE_HW_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) { - - data1 = readq(&vpath_reg->rts_access_steer_data0); - data2 = readq(&vpath_reg->rts_access_steer_data1); - - data1 = - VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_DA_MAC_ADDR(data1); - data2 = - VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_DA_MAC_ADDR_MASK( - data2); - - for (i = ETH_ALEN; i > 0; i--) { - macaddr[i-1] = (u8)(data1 & 0xFF); - data1 >>= 8; - - macaddr_mask[i-1] = (u8)(data2 & 0xFF); - data2 >>= 8; - } - if (is_valid_ether_addr(macaddr)) { - status = VXGE_HW_OK; - break; - } - action = - VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_LIST_NEXT_ENTRY; - } else - status = VXGE_HW_FAIL; - } - - return status; -} - -/* - * __vxge_hw_vpath_mgmt_read - * This routine reads the vpath_mgmt registers - */ -static enum vxge_hw_status -__vxge_hw_vpath_mgmt_read( - struct __vxge_hw_virtualpath *vpath) -{ - u32 i, mtu = 0, max_pyld = 0; - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - - for (i = 0; i < VXGE_HW_MAC_MAX_MAC_PORT_ID; i++) { - - val64 = readq(&vpath->vpmgmt_reg-> - rxmac_cfg0_port_vpmgmt_clone[i]); - max_pyld = - (u32) - VXGE_HW_RXMAC_CFG0_PORT_VPMGMT_CLONE_GET_MAX_PYLD_LEN - (val64); - if (mtu < max_pyld) - mtu = max_pyld; - } - - vpath->max_mtu = mtu + VXGE_HW_MAC_HEADER_MAX_SIZE; - - val64 = readq(&vpath->vpmgmt_reg->xgmac_gen_status_vpmgmt_clone); - - if (val64 & VXGE_HW_XGMAC_GEN_STATUS_VPMGMT_CLONE_XMACJ_NTWK_OK) - VXGE_HW_DEVICE_LINK_STATE_SET(vpath->hldev, VXGE_HW_LINK_UP); - else - VXGE_HW_DEVICE_LINK_STATE_SET(vpath->hldev, VXGE_HW_LINK_DOWN); - - return status; -} - -/* - * __vxge_hw_vpath_reset_check - Check if resetting the vpath completed - * This routine checks the vpath_rst_in_prog register to see if - * adapter completed the reset process for the vpath - */ -enum vxge_hw_status -__vxge_hw_vpath_reset_check(struct __vxge_hw_virtualpath *vpath) -{ - enum vxge_hw_status status; - - vxge_trace(); - - status = __vxge_hw_device_register_poll( - &vpath->hldev->common_reg->vpath_rst_in_prog, - VXGE_HW_VPATH_RST_IN_PROG_VPATH_RST_IN_PROG( - 1 << (16 - vpath->vp_id)), - VXGE_HW_DEF_DEVICE_POLL_MILLIS); - - return status; -} - -/* - * __vxge_hw_vpath_reset - * This routine resets the vpath on the device - */ -enum vxge_hw_status -__vxge_hw_vpath_reset(struct __vxge_hw_device *hldev, u32 vp_id) -{ - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - val64 = VXGE_HW_CMN_RSTHDLR_CFG0_SW_RESET_VPATH(1 << (16 - vp_id)); - - __vxge_hw_pio_mem_write32_upper((u32)vxge_bVALn(val64, 0, 32), - &hldev->common_reg->cmn_rsthdlr_cfg0); - - return status; -} - -/* - * __vxge_hw_vpath_prc_configure - * This routine configures the prc registers of virtual path using the config - * passed - */ -void -__vxge_hw_vpath_prc_configure(struct __vxge_hw_device *hldev) -{ - u64 val64; - struct __vxge_hw_virtualpath *vpath; - struct vxge_hw_vpath_reg __iomem *vp_reg; - - vxge_trace(); - - vpath = &hldev->virtual_path; - vp_reg = vpath->vp_reg; - - val64 = readq(&vp_reg->prc_cfg1); - val64 |= VXGE_HW_PRC_CFG1_RTI_TINT_DISABLE; - writeq(val64, &vp_reg->prc_cfg1); - - val64 = readq(&vpath->vp_reg->prc_cfg6); - val64 &= ~VXGE_HW_PRC_CFG6_RXD_CRXDT(0x1ff); - val64 &= ~VXGE_HW_PRC_CFG6_RXD_SPAT(0x1ff); - val64 |= VXGE_HW_PRC_CFG6_DOORBELL_MODE_EN; - val64 |= VXGE_HW_PRC_CFG6_RXD_CRXDT(0x3); - val64 |= VXGE_HW_PRC_CFG6_RXD_SPAT(0xf); - writeq(val64, &vpath->vp_reg->prc_cfg6); - - writeq(VXGE_HW_PRC_CFG5_RXD0_ADD( - (u64)virt_to_bus(vpath->ringh.rxdl) >> 3), - &vp_reg->prc_cfg5); - - val64 = readq(&vp_reg->prc_cfg4); - val64 |= VXGE_HW_PRC_CFG4_IN_SVC; - val64 &= ~VXGE_HW_PRC_CFG4_RING_MODE(0x3); - val64 |= VXGE_HW_PRC_CFG4_RING_MODE( - VXGE_HW_PRC_CFG4_RING_MODE_ONE_BUFFER); - val64 |= VXGE_HW_PRC_CFG4_RTH_DISABLE; - - writeq(val64, &vp_reg->prc_cfg4); - return; -} - -/* - * __vxge_hw_vpath_kdfc_configure - * This routine configures the kdfc registers of virtual path using the - * config passed - */ -enum vxge_hw_status -__vxge_hw_vpath_kdfc_configure(struct __vxge_hw_device *hldev, u32 vp_id) -{ - u64 val64; - u64 vpath_stride; - enum vxge_hw_status status = VXGE_HW_OK; - struct __vxge_hw_virtualpath *vpath; - struct vxge_hw_vpath_reg __iomem *vp_reg; - - vxge_trace(); - - vpath = &hldev->virtual_path; - vp_reg = vpath->vp_reg; - status = __vxge_hw_kdfc_swapper_set(hldev->legacy_reg, vp_reg); - - if (status != VXGE_HW_OK) - goto exit; - - val64 = readq(&vp_reg->kdfc_drbl_triplet_total); - - vpath->max_kdfc_db = - (u32)VXGE_HW_KDFC_DRBL_TRIPLET_TOTAL_GET_KDFC_MAX_SIZE( - val64+1)/2; - - vpath->max_nofl_db = vpath->max_kdfc_db; - - val64 = VXGE_HW_KDFC_FIFO_TRPL_PARTITION_LENGTH_0( - (vpath->max_nofl_db*2)-1); - - writeq(val64, &vp_reg->kdfc_fifo_trpl_partition); - - writeq(VXGE_HW_KDFC_FIFO_TRPL_CTRL_TRIPLET_ENABLE, - &vp_reg->kdfc_fifo_trpl_ctrl); - - val64 = readq(&vp_reg->kdfc_trpl_fifo_0_ctrl); - - val64 &= ~(VXGE_HW_KDFC_TRPL_FIFO_0_CTRL_MODE(0x3) | - VXGE_HW_KDFC_TRPL_FIFO_0_CTRL_SELECT(0xFF)); - - val64 |= VXGE_HW_KDFC_TRPL_FIFO_0_CTRL_MODE( - VXGE_HW_KDFC_TRPL_FIFO_0_CTRL_MODE_NON_OFFLOAD_ONLY) | -#if (__BYTE_ORDER != __BIG_ENDIAN) - VXGE_HW_KDFC_TRPL_FIFO_0_CTRL_SWAP_EN | -#endif - VXGE_HW_KDFC_TRPL_FIFO_0_CTRL_SELECT(0); - - writeq(val64, &vp_reg->kdfc_trpl_fifo_0_ctrl); - writeq((u64)0, &vp_reg->kdfc_trpl_fifo_0_wb_address); - wmb(); - vpath_stride = readq(&hldev->toc_reg->toc_kdfc_vpath_stride); - - vpath->nofl_db = - (struct __vxge_hw_non_offload_db_wrapper __iomem *) - (hldev->kdfc + (vp_id * - VXGE_HW_TOC_KDFC_VPATH_STRIDE_GET_TOC_KDFC_VPATH_STRIDE( - vpath_stride))); -exit: - return status; -} - -/* - * __vxge_hw_vpath_mac_configure - * This routine configures the mac of virtual path using the config passed - */ -enum vxge_hw_status -__vxge_hw_vpath_mac_configure(struct __vxge_hw_device *hldev) -{ - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - struct __vxge_hw_virtualpath *vpath; - struct vxge_hw_vpath_reg __iomem *vp_reg; - - vxge_trace(); - - vpath = &hldev->virtual_path; - vp_reg = vpath->vp_reg; - - writeq(VXGE_HW_XMAC_VSPORT_CHOICE_VSPORT_NUMBER( - vpath->vsport_number), &vp_reg->xmac_vsport_choice); - - val64 = readq(&vp_reg->rxmac_vcfg1); - - val64 &= ~(VXGE_HW_RXMAC_VCFG1_RTS_RTH_MULTI_IT_BD_MODE(0x3) | - VXGE_HW_RXMAC_VCFG1_RTS_RTH_MULTI_IT_EN_MODE); - - writeq(val64, &vp_reg->rxmac_vcfg1); - return status; -} - -/* - * __vxge_hw_vpath_tim_configure - * This routine configures the tim registers of virtual path using the config - * passed - */ -enum vxge_hw_status -__vxge_hw_vpath_tim_configure(struct __vxge_hw_device *hldev, u32 vp_id) -{ - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - struct __vxge_hw_virtualpath *vpath; - struct vxge_hw_vpath_reg __iomem *vp_reg; - - vxge_trace(); - - vpath = &hldev->virtual_path; - vp_reg = vpath->vp_reg; - - writeq((u64)0, &vp_reg->tim_dest_addr); - writeq((u64)0, &vp_reg->tim_vpath_map); - writeq((u64)0, &vp_reg->tim_bitmap); - writeq((u64)0, &vp_reg->tim_remap); - - writeq(VXGE_HW_TIM_RING_ASSN_INT_NUM( - (vp_id * VXGE_HW_MAX_INTR_PER_VP) + - VXGE_HW_VPATH_INTR_RX), &vp_reg->tim_ring_assn); - - val64 = readq(&vp_reg->tim_pci_cfg); - val64 |= VXGE_HW_TIM_PCI_CFG_ADD_PAD; - writeq(val64, &vp_reg->tim_pci_cfg); - - /* TX configuration */ - val64 = VXGE_HW_TIM_CFG1_INT_NUM_BTIMER_VAL( - (VXGE_TTI_BTIMER_VAL * 1000) / 272); - val64 |= (VXGE_HW_TIM_CFG1_INT_NUM_TIMER_AC | - VXGE_HW_TIM_CFG1_INT_NUM_TIMER_CI | - VXGE_HW_TIM_CFG1_INT_NUM_TXFRM_CNT_EN); - val64 |= VXGE_HW_TIM_CFG1_INT_NUM_URNG_A(TTI_TX_URANGE_A) | - VXGE_HW_TIM_CFG1_INT_NUM_URNG_B(TTI_TX_URANGE_B) | - VXGE_HW_TIM_CFG1_INT_NUM_URNG_C(TTI_TX_URANGE_C); - writeq(val64, &vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_TX]); - - val64 = VXGE_HW_TIM_CFG2_INT_NUM_UEC_A(TTI_TX_UFC_A) | - VXGE_HW_TIM_CFG2_INT_NUM_UEC_B(TTI_TX_UFC_B) | - VXGE_HW_TIM_CFG2_INT_NUM_UEC_C(TTI_TX_UFC_C) | - VXGE_HW_TIM_CFG2_INT_NUM_UEC_D(TTI_TX_UFC_D); - writeq(val64, &vp_reg->tim_cfg2_int_num[VXGE_HW_VPATH_INTR_TX]); - - val64 = VXGE_HW_TIM_CFG3_INT_NUM_UTIL_SEL( - VXGE_HW_TIM_UTIL_SEL_LEGACY_TX_NET_UTIL); - val64 |= VXGE_HW_TIM_CFG3_INT_NUM_LTIMER_VAL( - (VXGE_TTI_LTIMER_VAL * 1000) / 272); - writeq(val64, &vp_reg->tim_cfg3_int_num[VXGE_HW_VPATH_INTR_TX]); - - /* RX configuration */ - val64 = VXGE_HW_TIM_CFG1_INT_NUM_BTIMER_VAL( - (VXGE_RTI_BTIMER_VAL * 1000) / 272); - val64 |= VXGE_HW_TIM_CFG1_INT_NUM_TIMER_AC; - val64 |= VXGE_HW_TIM_CFG1_INT_NUM_URNG_A(RTI_RX_URANGE_A) | - VXGE_HW_TIM_CFG1_INT_NUM_URNG_B(RTI_RX_URANGE_B) | - VXGE_HW_TIM_CFG1_INT_NUM_URNG_C(RTI_RX_URANGE_C); - writeq(val64, &vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_RX]); - - val64 = VXGE_HW_TIM_CFG2_INT_NUM_UEC_A(RTI_RX_UFC_A) | - VXGE_HW_TIM_CFG2_INT_NUM_UEC_B(RTI_RX_UFC_B) | - VXGE_HW_TIM_CFG2_INT_NUM_UEC_C(RTI_RX_UFC_C) | - VXGE_HW_TIM_CFG2_INT_NUM_UEC_D(RTI_RX_UFC_D); - writeq(val64, &vp_reg->tim_cfg2_int_num[VXGE_HW_VPATH_INTR_RX]); - - val64 = VXGE_HW_TIM_CFG3_INT_NUM_UTIL_SEL( - VXGE_HW_TIM_UTIL_SEL_LEGACY_RX_NET_UTIL); - val64 |= VXGE_HW_TIM_CFG3_INT_NUM_LTIMER_VAL( - (VXGE_RTI_LTIMER_VAL * 1000) / 272); - writeq(val64, &vp_reg->tim_cfg3_int_num[VXGE_HW_VPATH_INTR_RX]); - - val64 = 0; - writeq(val64, &vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_EINTA]); - writeq(val64, &vp_reg->tim_cfg2_int_num[VXGE_HW_VPATH_INTR_EINTA]); - writeq(val64, &vp_reg->tim_cfg3_int_num[VXGE_HW_VPATH_INTR_EINTA]); - writeq(val64, &vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_BMAP]); - writeq(val64, &vp_reg->tim_cfg2_int_num[VXGE_HW_VPATH_INTR_BMAP]); - writeq(val64, &vp_reg->tim_cfg3_int_num[VXGE_HW_VPATH_INTR_BMAP]); - - return status; -} - -/* - * __vxge_hw_vpath_initialize - * This routine is the final phase of init which initializes the - * registers of the vpath using the configuration passed. - */ -enum vxge_hw_status -__vxge_hw_vpath_initialize(struct __vxge_hw_device *hldev, u32 vp_id) -{ - u64 val64; - u32 val32; - int i; - enum vxge_hw_status status = VXGE_HW_OK; - struct __vxge_hw_virtualpath *vpath; - struct vxge_hw_vpath_reg *vp_reg; - - vxge_trace(); - - vpath = &hldev->virtual_path; - - if (!(hldev->vpath_assignments & vxge_mBIT(vp_id))) { - status = VXGE_HW_ERR_VPATH_NOT_AVAILABLE; - goto exit; - } - vp_reg = vpath->vp_reg; - status = __vxge_hw_legacy_swapper_set(hldev->legacy_reg); - if (status != VXGE_HW_OK) - goto exit; - - status = __vxge_hw_vpath_swapper_set(vpath->vp_reg); - - if (status != VXGE_HW_OK) - goto exit; - val64 = readq(&vpath->vpmgmt_reg->xmac_vsport_choices_vp); - - for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) { - if (val64 & vxge_mBIT(i)) - vpath->vsport_number = i; - } - - status = __vxge_hw_vpath_mac_configure(hldev); - - if (status != VXGE_HW_OK) - goto exit; - - status = __vxge_hw_vpath_kdfc_configure(hldev, vp_id); - - if (status != VXGE_HW_OK) - goto exit; - - status = __vxge_hw_vpath_tim_configure(hldev, vp_id); - - if (status != VXGE_HW_OK) - goto exit; - - val64 = readq(&vp_reg->rtdma_rd_optimization_ctrl); - - /* Get MRRS value from device control */ - status = __vxge_hw_vpath_pci_read(vpath, 1, 0x78, &val32); - - if (status == VXGE_HW_OK) { - val32 = (val32 & VXGE_HW_PCI_EXP_DEVCTL_READRQ) >> 12; - val64 &= - ~(VXGE_HW_RTDMA_RD_OPTIMIZATION_CTRL_FB_FILL_THRESH(7)); - val64 |= - VXGE_HW_RTDMA_RD_OPTIMIZATION_CTRL_FB_FILL_THRESH(val32); - - val64 |= VXGE_HW_RTDMA_RD_OPTIMIZATION_CTRL_FB_WAIT_FOR_SPACE; - } - - val64 &= ~(VXGE_HW_RTDMA_RD_OPTIMIZATION_CTRL_FB_ADDR_BDRY(7)); - val64 |= - VXGE_HW_RTDMA_RD_OPTIMIZATION_CTRL_FB_ADDR_BDRY( - VXGE_HW_MAX_PAYLOAD_SIZE_512); - - val64 |= VXGE_HW_RTDMA_RD_OPTIMIZATION_CTRL_FB_ADDR_BDRY_EN; - writeq(val64, &vp_reg->rtdma_rd_optimization_ctrl); - -exit: - return status; -} - -/* - * __vxge_hw_vp_initialize - Initialize Virtual Path structure - * This routine is the initial phase of init which resets the vpath and - * initializes the software support structures. - */ -enum vxge_hw_status -__vxge_hw_vp_initialize(struct __vxge_hw_device *hldev, u32 vp_id, - struct __vxge_hw_virtualpath *vpath) -{ - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - if (!(hldev->vpath_assignments & vxge_mBIT(vp_id))) { - status = VXGE_HW_ERR_VPATH_NOT_AVAILABLE; - goto exit; - } - - vpath->vp_id = vp_id; - vpath->vp_open = VXGE_HW_VP_OPEN; - vpath->hldev = hldev; - vpath->vp_reg = hldev->vpath_reg[vp_id]; - vpath->vpmgmt_reg = hldev->vpmgmt_reg[vp_id]; - - __vxge_hw_vpath_reset(hldev, vp_id); - - status = __vxge_hw_vpath_reset_check(vpath); - if (status != VXGE_HW_OK) { - memset(vpath, 0, sizeof(struct __vxge_hw_virtualpath)); - goto exit; - } - - VXGE_HW_DEVICE_TIM_INT_MASK_SET(hldev->tim_int_mask0, - hldev->tim_int_mask1, vp_id); - - status = __vxge_hw_vpath_initialize(hldev, vp_id); - - if (status != VXGE_HW_OK) { - __vxge_hw_vp_terminate(hldev, vpath); - goto exit; - } - - status = __vxge_hw_vpath_mgmt_read(vpath); -exit: - return status; -} - -/* - * __vxge_hw_vp_terminate - Terminate Virtual Path structure - * This routine closes all channels it opened and freeup memory - */ -void -__vxge_hw_vp_terminate(struct __vxge_hw_device *hldev, - struct __vxge_hw_virtualpath *vpath) -{ - vxge_trace(); - - if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) - return; - - VXGE_HW_DEVICE_TIM_INT_MASK_RESET(hldev->tim_int_mask0, - hldev->tim_int_mask1, vpath->vp_id); - - memset(vpath, 0, sizeof(struct __vxge_hw_virtualpath)); -} - -/* - * vxge_hw_vpath_mtu_set - Set MTU. - * Set new MTU value. Example, to use jumbo frames: - * vxge_hw_vpath_mtu_set(my_device, 9600); - */ -enum vxge_hw_status -vxge_hw_vpath_mtu_set(struct __vxge_hw_virtualpath *vpath, u32 new_mtu) -{ - u64 val64; - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - new_mtu += VXGE_HW_MAC_HEADER_MAX_SIZE; - - if ((new_mtu < VXGE_HW_MIN_MTU) || (new_mtu > vpath->max_mtu)) - status = VXGE_HW_ERR_INVALID_MTU_SIZE; - - val64 = readq(&vpath->vp_reg->rxmac_vcfg0); - - val64 &= ~VXGE_HW_RXMAC_VCFG0_RTS_MAX_FRM_LEN(0x3fff); - val64 |= VXGE_HW_RXMAC_VCFG0_RTS_MAX_FRM_LEN(new_mtu); - - writeq(val64, &vpath->vp_reg->rxmac_vcfg0); - - return status; -} - -/* - * vxge_hw_vpath_open - Open a virtual path on a given adapter - * This function is used to open access to virtual path of an - * adapter for offload, GRO operations. This function returns - * synchronously. - */ -enum vxge_hw_status -vxge_hw_vpath_open(struct __vxge_hw_device *hldev, struct vxge_vpath *vpath) -{ - struct __vxge_hw_virtualpath *vpathh; - enum vxge_hw_status status; - - vxge_trace(); - - vpathh = &hldev->virtual_path; - - if (vpath->vp_open == VXGE_HW_VP_OPEN) { - status = VXGE_HW_ERR_INVALID_STATE; - goto vpath_open_exit1; - } - - status = __vxge_hw_vp_initialize(hldev, hldev->first_vp_id, vpathh); - if (status != VXGE_HW_OK) - goto vpath_open_exit1; - - status = __vxge_hw_fifo_create(vpathh, &vpathh->fifoh); - if (status != VXGE_HW_OK) - goto vpath_open_exit2; - - status = __vxge_hw_ring_create(vpathh, &vpathh->ringh); - if (status != VXGE_HW_OK) - goto vpath_open_exit3; - - __vxge_hw_vpath_prc_configure(hldev); - - return VXGE_HW_OK; - -vpath_open_exit3: - __vxge_hw_fifo_delete(&vpathh->fifoh); -vpath_open_exit2: - __vxge_hw_vp_terminate(hldev, vpathh); -vpath_open_exit1: - return status; -} - -/* - * vxge_hw_vpath_rx_doorbell_init - Post the count of the refreshed region - * of RxD list - * @vp: vpath handle - * - * This function decides on the Rxd replenish count depending on the - * descriptor memory that has been allocated to this VPath. - */ -void -vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_virtualpath *vpath) -{ - u64 new_count, val64; - - vxge_trace(); - - if (vpath->hldev->titan1) { - new_count = readq(&vpath->vp_reg->rxdmem_size); - new_count &= 0x1fff; - } else - new_count = VXGE_HW_RING_RXD_QWORDS_MODE_1 * 4; - - val64 = (VXGE_HW_RXDMEM_SIZE_PRC_RXDMEM_SIZE(new_count)); - - writeq(VXGE_HW_PRC_RXD_DOORBELL_NEW_QW_CNT(val64), - &vpath->vp_reg->prc_rxd_doorbell); -} - -/* - * vxge_hw_vpath_close - Close the handle got from previous vpath (vpath) open - * This function is used to close access to virtual path opened - * earlier. - */ -enum vxge_hw_status vxge_hw_vpath_close(struct __vxge_hw_virtualpath *vpath) -{ - struct __vxge_hw_device *devh = NULL; - u32 vp_id = vpath->vp_id; - enum vxge_hw_status status = VXGE_HW_OK; - - vxge_trace(); - - devh = vpath->hldev; - - if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) { - status = VXGE_HW_ERR_VPATH_NOT_OPEN; - goto vpath_close_exit; - } - - devh->vpaths_deployed &= ~vxge_mBIT(vp_id); - - __vxge_hw_ring_delete(&vpath->ringh); - - __vxge_hw_fifo_delete(&vpath->fifoh); - - __vxge_hw_vp_terminate(devh, vpath); - - vpath->vp_open = VXGE_HW_VP_NOT_OPEN; - -vpath_close_exit: - return status; -} - -/* - * vxge_hw_vpath_reset - Resets vpath - * This function is used to request a reset of vpath - */ -enum vxge_hw_status vxge_hw_vpath_reset(struct __vxge_hw_virtualpath *vpath) -{ - enum vxge_hw_status status; - u32 vp_id; - - vxge_trace(); - - vp_id = vpath->vp_id; - - if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) { - status = VXGE_HW_ERR_VPATH_NOT_OPEN; - goto exit; - } - - status = __vxge_hw_vpath_reset(vpath->hldev, vp_id); -exit: - return status; -} - -/* - * vxge_hw_vpath_recover_from_reset - Poll for reset complete and re-initialize. - * This function poll's for the vpath reset completion and re initializes - * the vpath. - */ -enum vxge_hw_status -vxge_hw_vpath_recover_from_reset(struct __vxge_hw_virtualpath *vpath) -{ - enum vxge_hw_status status; - struct __vxge_hw_device *hldev; - u32 vp_id; - - vxge_trace(); - - vp_id = vpath->vp_id; - hldev = vpath->hldev; - - if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) { - status = VXGE_HW_ERR_VPATH_NOT_OPEN; - goto exit; - } - - status = __vxge_hw_vpath_reset_check(vpath); - if (status != VXGE_HW_OK) - goto exit; - - status = __vxge_hw_vpath_initialize(hldev, vp_id); - if (status != VXGE_HW_OK) - goto exit; - - __vxge_hw_vpath_prc_configure(hldev); - -exit: - return status; -} - -/* - * vxge_hw_vpath_enable - Enable vpath. - * This routine clears the vpath reset thereby enabling a vpath - * to start forwarding frames and generating interrupts. - */ -void -vxge_hw_vpath_enable(struct __vxge_hw_virtualpath *vpath) -{ - struct __vxge_hw_device *hldev; - u64 val64; - - vxge_trace(); - - hldev = vpath->hldev; - - val64 = VXGE_HW_CMN_RSTHDLR_CFG1_CLR_VPATH_RESET( - 1 << (16 - vpath->vp_id)); - - __vxge_hw_pio_mem_write32_upper((u32)vxge_bVALn(val64, 0, 32), - &hldev->common_reg->cmn_rsthdlr_cfg1); -} |