diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_dev.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_dev.c | 475 |
1 files changed, 132 insertions, 343 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index dbdac983ccde..b3c9ebaf2280 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -1,33 +1,7 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) /* QLogic qed NIC Driver * Copyright (c) 2015-2017 QLogic Corporation - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and /or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * 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. + * Copyright (c) 2019-2020 Marvell International Ltd. */ #include <linux/types.h> @@ -3994,8 +3968,9 @@ unlock_and_exit: static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - u32 port_cfg_addr, link_temp, nvm_cfg_addr, device_capabilities; + u32 port_cfg_addr, link_temp, nvm_cfg_addr, device_capabilities, fld; u32 nvm_cfg1_offset, mf_mode, addr, generic_cont0, core_cfg; + struct qed_mcp_link_speed_params *ext_speed; struct qed_mcp_link_capabilities *p_caps; struct qed_mcp_link_params *link; @@ -4020,37 +3995,21 @@ static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) switch ((core_cfg & NVM_CFG1_GLOB_NETWORK_PORT_MODE_MASK) >> NVM_CFG1_GLOB_NETWORK_PORT_MODE_OFFSET) { case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_2X40G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_2X40G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X50G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_2X50G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_1X100G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_1X100G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X10G_F: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_4X10G_F; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_4X10G_E: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_4X10G_E; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_4X20G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_4X20G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X40G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_1X40G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X25G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_2X25G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X10G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_2X10G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X25G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_1X25G; - break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X25G: - p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_4X25G; + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_AHP_2X50G_R1: + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_AHP_4X50G_R1: + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_AHP_1X100G_R2: + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_AHP_2X100G_R2: + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_AHP_1X100G_R4: break; default: DP_NOTICE(p_hwfn, "Unknown port mode in 0x%08x\n", core_cfg); @@ -4068,8 +4027,7 @@ static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) link_temp &= NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_MASK; link->speed.advertised_speeds = link_temp; - link_temp = link->speed.advertised_speeds; - p_hwfn->mcp_info->link_capabilities.speed_capabilities = link_temp; + p_caps->speed_capabilities = link->speed.advertised_speeds; link_temp = qed_rd(p_hwfn, p_ptt, port_cfg_addr + @@ -4104,19 +4062,40 @@ static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) DP_NOTICE(p_hwfn, "Unknown Speed in 0x%08x\n", link_temp); } - p_hwfn->mcp_info->link_capabilities.default_speed_autoneg = - link->speed.autoneg; + p_caps->default_speed_autoneg = link->speed.autoneg; - link_temp &= NVM_CFG1_PORT_DRV_FLOW_CONTROL_MASK; - link_temp >>= NVM_CFG1_PORT_DRV_FLOW_CONTROL_OFFSET; - link->pause.autoneg = !!(link_temp & - NVM_CFG1_PORT_DRV_FLOW_CONTROL_AUTONEG); - link->pause.forced_rx = !!(link_temp & - NVM_CFG1_PORT_DRV_FLOW_CONTROL_RX); - link->pause.forced_tx = !!(link_temp & - NVM_CFG1_PORT_DRV_FLOW_CONTROL_TX); + fld = GET_MFW_FIELD(link_temp, NVM_CFG1_PORT_DRV_FLOW_CONTROL); + link->pause.autoneg = !!(fld & NVM_CFG1_PORT_DRV_FLOW_CONTROL_AUTONEG); + link->pause.forced_rx = !!(fld & NVM_CFG1_PORT_DRV_FLOW_CONTROL_RX); + link->pause.forced_tx = !!(fld & NVM_CFG1_PORT_DRV_FLOW_CONTROL_TX); link->loopback_mode = 0; + if (p_hwfn->mcp_info->capabilities & + FW_MB_PARAM_FEATURE_SUPPORT_FEC_CONTROL) { + switch (GET_MFW_FIELD(link_temp, + NVM_CFG1_PORT_FEC_FORCE_MODE)) { + case NVM_CFG1_PORT_FEC_FORCE_MODE_NONE: + p_caps->fec_default |= QED_FEC_MODE_NONE; + break; + case NVM_CFG1_PORT_FEC_FORCE_MODE_FIRECODE: + p_caps->fec_default |= QED_FEC_MODE_FIRECODE; + break; + case NVM_CFG1_PORT_FEC_FORCE_MODE_RS: + p_caps->fec_default |= QED_FEC_MODE_RS; + break; + case NVM_CFG1_PORT_FEC_FORCE_MODE_AUTO: + p_caps->fec_default |= QED_FEC_MODE_AUTO; + break; + default: + DP_VERBOSE(p_hwfn, NETIF_MSG_LINK, + "unknown FEC mode in 0x%08x\n", link_temp); + } + } else { + p_caps->fec_default = QED_FEC_MODE_UNSUPPORTED; + } + + link->fec = p_caps->fec_default; + if (p_hwfn->mcp_info->capabilities & FW_MB_PARAM_FEATURE_SUPPORT_EEE) { link_temp = qed_rd(p_hwfn, p_ptt, port_cfg_addr + offsetof(struct nvm_cfg1_port, ext_phy)); @@ -4148,14 +4127,97 @@ static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) p_caps->default_eee = QED_MCP_EEE_UNSUPPORTED; } - DP_VERBOSE(p_hwfn, - NETIF_MSG_LINK, - "Read default link: Speed 0x%08x, Adv. Speed 0x%08x, AN: 0x%02x, PAUSE AN: 0x%02x EEE: %02x [%08x usec]\n", - link->speed.forced_speed, - link->speed.advertised_speeds, - link->speed.autoneg, - link->pause.autoneg, - p_caps->default_eee, p_caps->eee_lpi_timer); + if (p_hwfn->mcp_info->capabilities & + FW_MB_PARAM_FEATURE_SUPPORT_EXT_SPEED_FEC_CONTROL) { + ext_speed = &link->ext_speed; + + link_temp = qed_rd(p_hwfn, p_ptt, + port_cfg_addr + + offsetof(struct nvm_cfg1_port, + extended_speed)); + + fld = GET_MFW_FIELD(link_temp, NVM_CFG1_PORT_EXTENDED_SPEED); + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_AN) + ext_speed->autoneg = true; + + ext_speed->forced_speed = 0; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_1G) + ext_speed->forced_speed |= QED_EXT_SPEED_1G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_10G) + ext_speed->forced_speed |= QED_EXT_SPEED_10G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_20G) + ext_speed->forced_speed |= QED_EXT_SPEED_20G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_25G) + ext_speed->forced_speed |= QED_EXT_SPEED_25G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_40G) + ext_speed->forced_speed |= QED_EXT_SPEED_40G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_50G_R) + ext_speed->forced_speed |= QED_EXT_SPEED_50G_R; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_50G_R2) + ext_speed->forced_speed |= QED_EXT_SPEED_50G_R2; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_100G_R2) + ext_speed->forced_speed |= QED_EXT_SPEED_100G_R2; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_100G_R4) + ext_speed->forced_speed |= QED_EXT_SPEED_100G_R4; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_EXTND_SPD_100G_P4) + ext_speed->forced_speed |= QED_EXT_SPEED_100G_P4; + + fld = GET_MFW_FIELD(link_temp, + NVM_CFG1_PORT_EXTENDED_SPEED_CAP); + + ext_speed->advertised_speeds = 0; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_RESERVED) + ext_speed->advertised_speeds |= QED_EXT_SPEED_MASK_RES; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_1G) + ext_speed->advertised_speeds |= QED_EXT_SPEED_MASK_1G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_10G) + ext_speed->advertised_speeds |= QED_EXT_SPEED_MASK_10G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_20G) + ext_speed->advertised_speeds |= QED_EXT_SPEED_MASK_20G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_25G) + ext_speed->advertised_speeds |= QED_EXT_SPEED_MASK_25G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_40G) + ext_speed->advertised_speeds |= QED_EXT_SPEED_MASK_40G; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_50G_R) + ext_speed->advertised_speeds |= + QED_EXT_SPEED_MASK_50G_R; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_50G_R2) + ext_speed->advertised_speeds |= + QED_EXT_SPEED_MASK_50G_R2; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_100G_R2) + ext_speed->advertised_speeds |= + QED_EXT_SPEED_MASK_100G_R2; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_100G_R4) + ext_speed->advertised_speeds |= + QED_EXT_SPEED_MASK_100G_R4; + if (fld & NVM_CFG1_PORT_EXTENDED_SPEED_CAP_EXTND_SPD_100G_P4) + ext_speed->advertised_speeds |= + QED_EXT_SPEED_MASK_100G_P4; + + link_temp = qed_rd(p_hwfn, p_ptt, + port_cfg_addr + + offsetof(struct nvm_cfg1_port, + extended_fec_mode)); + link->ext_fec_mode = link_temp; + + p_caps->default_ext_speed_caps = ext_speed->advertised_speeds; + p_caps->default_ext_speed = ext_speed->forced_speed; + p_caps->default_ext_autoneg = ext_speed->autoneg; + p_caps->default_ext_fec = link->ext_fec_mode; + + DP_VERBOSE(p_hwfn, NETIF_MSG_LINK, + "Read default extended link config: Speed 0x%08x, Adv. Speed 0x%08x, AN: 0x%02x, FEC: 0x%02x\n", + ext_speed->forced_speed, + ext_speed->advertised_speeds, ext_speed->autoneg, + p_caps->default_ext_fec); + } + + DP_VERBOSE(p_hwfn, NETIF_MSG_LINK, + "Read default link: Speed 0x%08x, Adv. Speed 0x%08x, AN: 0x%02x, PAUSE AN: 0x%02x, EEE: 0x%02x [0x%08x usec], FEC: 0x%02x\n", + link->speed.forced_speed, link->speed.advertised_speeds, + link->speed.autoneg, link->pause.autoneg, + p_caps->default_eee, p_caps->eee_lpi_timer, + p_caps->fec_default); if (IS_LEAD_HWFN(p_hwfn)) { struct qed_dev *cdev = p_hwfn->cdev; @@ -4654,279 +4716,6 @@ void qed_hw_remove(struct qed_dev *cdev) qed_mcp_nvm_info_free(p_hwfn); } -static void qed_chain_free_next_ptr(struct qed_dev *cdev, - struct qed_chain *p_chain) -{ - void *p_virt = p_chain->p_virt_addr, *p_virt_next = NULL; - dma_addr_t p_phys = p_chain->p_phys_addr, p_phys_next = 0; - struct qed_chain_next *p_next; - u32 size, i; - - if (!p_virt) - return; - - size = p_chain->elem_size * p_chain->usable_per_page; - - for (i = 0; i < p_chain->page_cnt; i++) { - if (!p_virt) - break; - - p_next = (struct qed_chain_next *)((u8 *)p_virt + size); - p_virt_next = p_next->next_virt; - p_phys_next = HILO_DMA_REGPAIR(p_next->next_phys); - - dma_free_coherent(&cdev->pdev->dev, - QED_CHAIN_PAGE_SIZE, p_virt, p_phys); - - p_virt = p_virt_next; - p_phys = p_phys_next; - } -} - -static void qed_chain_free_single(struct qed_dev *cdev, - struct qed_chain *p_chain) -{ - if (!p_chain->p_virt_addr) - return; - - dma_free_coherent(&cdev->pdev->dev, - QED_CHAIN_PAGE_SIZE, - p_chain->p_virt_addr, p_chain->p_phys_addr); -} - -static void qed_chain_free_pbl(struct qed_dev *cdev, struct qed_chain *p_chain) -{ - struct addr_tbl_entry *pp_addr_tbl = p_chain->pbl.pp_addr_tbl; - u32 page_cnt = p_chain->page_cnt, i, pbl_size; - - if (!pp_addr_tbl) - return; - - for (i = 0; i < page_cnt; i++) { - if (!pp_addr_tbl[i].virt_addr || !pp_addr_tbl[i].dma_map) - break; - - dma_free_coherent(&cdev->pdev->dev, - QED_CHAIN_PAGE_SIZE, - pp_addr_tbl[i].virt_addr, - pp_addr_tbl[i].dma_map); - } - - pbl_size = page_cnt * QED_CHAIN_PBL_ENTRY_SIZE; - - if (!p_chain->b_external_pbl) - dma_free_coherent(&cdev->pdev->dev, - pbl_size, - p_chain->pbl_sp.p_virt_table, - p_chain->pbl_sp.p_phys_table); - - vfree(p_chain->pbl.pp_addr_tbl); - p_chain->pbl.pp_addr_tbl = NULL; -} - -void qed_chain_free(struct qed_dev *cdev, struct qed_chain *p_chain) -{ - switch (p_chain->mode) { - case QED_CHAIN_MODE_NEXT_PTR: - qed_chain_free_next_ptr(cdev, p_chain); - break; - case QED_CHAIN_MODE_SINGLE: - qed_chain_free_single(cdev, p_chain); - break; - case QED_CHAIN_MODE_PBL: - qed_chain_free_pbl(cdev, p_chain); - break; - } -} - -static int -qed_chain_alloc_sanity_check(struct qed_dev *cdev, - enum qed_chain_cnt_type cnt_type, - size_t elem_size, u32 page_cnt) -{ - u64 chain_size = ELEMS_PER_PAGE(elem_size) * page_cnt; - - /* The actual chain size can be larger than the maximal possible value - * after rounding up the requested elements number to pages, and after - * taking into acount the unusuable elements (next-ptr elements). - * The size of a "u16" chain can be (U16_MAX + 1) since the chain - * size/capacity fields are of a u32 type. - */ - if ((cnt_type == QED_CHAIN_CNT_TYPE_U16 && - chain_size > ((u32)U16_MAX + 1)) || - (cnt_type == QED_CHAIN_CNT_TYPE_U32 && chain_size > U32_MAX)) { - DP_NOTICE(cdev, - "The actual chain size (0x%llx) is larger than the maximal possible value\n", - chain_size); - return -EINVAL; - } - - return 0; -} - -static int -qed_chain_alloc_next_ptr(struct qed_dev *cdev, struct qed_chain *p_chain) -{ - void *p_virt = NULL, *p_virt_prev = NULL; - dma_addr_t p_phys = 0; - u32 i; - - for (i = 0; i < p_chain->page_cnt; i++) { - p_virt = dma_alloc_coherent(&cdev->pdev->dev, - QED_CHAIN_PAGE_SIZE, - &p_phys, GFP_KERNEL); - if (!p_virt) - return -ENOMEM; - - if (i == 0) { - qed_chain_init_mem(p_chain, p_virt, p_phys); - qed_chain_reset(p_chain); - } else { - qed_chain_init_next_ptr_elem(p_chain, p_virt_prev, - p_virt, p_phys); - } - - p_virt_prev = p_virt; - } - /* Last page's next element should point to the beginning of the - * chain. - */ - qed_chain_init_next_ptr_elem(p_chain, p_virt_prev, - p_chain->p_virt_addr, - p_chain->p_phys_addr); - - return 0; -} - -static int -qed_chain_alloc_single(struct qed_dev *cdev, struct qed_chain *p_chain) -{ - dma_addr_t p_phys = 0; - void *p_virt = NULL; - - p_virt = dma_alloc_coherent(&cdev->pdev->dev, - QED_CHAIN_PAGE_SIZE, &p_phys, GFP_KERNEL); - if (!p_virt) - return -ENOMEM; - - qed_chain_init_mem(p_chain, p_virt, p_phys); - qed_chain_reset(p_chain); - - return 0; -} - -static int -qed_chain_alloc_pbl(struct qed_dev *cdev, - struct qed_chain *p_chain, - struct qed_chain_ext_pbl *ext_pbl) -{ - u32 page_cnt = p_chain->page_cnt, size, i; - dma_addr_t p_phys = 0, p_pbl_phys = 0; - struct addr_tbl_entry *pp_addr_tbl; - u8 *p_pbl_virt = NULL; - void *p_virt = NULL; - - size = page_cnt * sizeof(*pp_addr_tbl); - pp_addr_tbl = vzalloc(size); - if (!pp_addr_tbl) - return -ENOMEM; - - /* The allocation of the PBL table is done with its full size, since it - * is expected to be successive. - * qed_chain_init_pbl_mem() is called even in a case of an allocation - * failure, since tbl was previously allocated, and it - * should be saved to allow its freeing during the error flow. - */ - size = page_cnt * QED_CHAIN_PBL_ENTRY_SIZE; - - if (!ext_pbl) { - p_pbl_virt = dma_alloc_coherent(&cdev->pdev->dev, - size, &p_pbl_phys, GFP_KERNEL); - } else { - p_pbl_virt = ext_pbl->p_pbl_virt; - p_pbl_phys = ext_pbl->p_pbl_phys; - p_chain->b_external_pbl = true; - } - - qed_chain_init_pbl_mem(p_chain, p_pbl_virt, p_pbl_phys, pp_addr_tbl); - if (!p_pbl_virt) - return -ENOMEM; - - for (i = 0; i < page_cnt; i++) { - p_virt = dma_alloc_coherent(&cdev->pdev->dev, - QED_CHAIN_PAGE_SIZE, - &p_phys, GFP_KERNEL); - if (!p_virt) - return -ENOMEM; - - if (i == 0) { - qed_chain_init_mem(p_chain, p_virt, p_phys); - qed_chain_reset(p_chain); - } - - /* Fill the PBL table with the physical address of the page */ - *(dma_addr_t *)p_pbl_virt = p_phys; - /* Keep the virtual address of the page */ - p_chain->pbl.pp_addr_tbl[i].virt_addr = p_virt; - p_chain->pbl.pp_addr_tbl[i].dma_map = p_phys; - - p_pbl_virt += QED_CHAIN_PBL_ENTRY_SIZE; - } - - return 0; -} - -int qed_chain_alloc(struct qed_dev *cdev, - enum qed_chain_use_mode intended_use, - enum qed_chain_mode mode, - enum qed_chain_cnt_type cnt_type, - u32 num_elems, - size_t elem_size, - struct qed_chain *p_chain, - struct qed_chain_ext_pbl *ext_pbl) -{ - u32 page_cnt; - int rc = 0; - - if (mode == QED_CHAIN_MODE_SINGLE) - page_cnt = 1; - else - page_cnt = QED_CHAIN_PAGE_CNT(num_elems, elem_size, mode); - - rc = qed_chain_alloc_sanity_check(cdev, cnt_type, elem_size, page_cnt); - if (rc) { - DP_NOTICE(cdev, - "Cannot allocate a chain with the given arguments:\n"); - DP_NOTICE(cdev, - "[use_mode %d, mode %d, cnt_type %d, num_elems %d, elem_size %zu]\n", - intended_use, mode, cnt_type, num_elems, elem_size); - return rc; - } - - qed_chain_init_params(p_chain, page_cnt, (u8) elem_size, intended_use, - mode, cnt_type); - - switch (mode) { - case QED_CHAIN_MODE_NEXT_PTR: - rc = qed_chain_alloc_next_ptr(cdev, p_chain); - break; - case QED_CHAIN_MODE_SINGLE: - rc = qed_chain_alloc_single(cdev, p_chain); - break; - case QED_CHAIN_MODE_PBL: - rc = qed_chain_alloc_pbl(cdev, p_chain, ext_pbl); - break; - } - if (rc) - goto nomem; - - return 0; - -nomem: - qed_chain_free(cdev, p_chain); - return rc; -} - int qed_fw_l2_queue(struct qed_hwfn *p_hwfn, u16 src_id, u16 *dst_id) { if (src_id >= RESC_NUM(p_hwfn, QED_L2_QUEUE)) { |