diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_main.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_main.c | 92 |
1 files changed, 83 insertions, 9 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index aeb98d8c5626..eef30a598b40 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -1,9 +1,33 @@ /* QLogic qed NIC Driver - * Copyright (c) 2015 QLogic Corporation + * Copyright (c) 2015-2017 QLogic Corporation * - * This software is available 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. + * 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. */ #include <linux/stddef.h> @@ -29,9 +53,11 @@ #include "qed_sp.h" #include "qed_dev_api.h" #include "qed_ll2.h" +#include "qed_fcoe.h" #include "qed_mcp.h" #include "qed_hw.h" #include "qed_selftest.h" +#include "qed_debug.h" #define QED_ROCE_QPS (8192) #define QED_ROCE_DPIS (8) @@ -853,6 +879,17 @@ static void qed_update_pf_params(struct qed_dev *cdev, params->rdma_pf_params.gl_pi = QED_ROCE_PROTOCOL_INDEX; } + /* In case we might support RDMA, don't allow qede to be greedy + * with the L2 contexts. Allow for 64 queues [rx, tx, xdp] per hwfn. + */ + if (QED_LEADING_HWFN(cdev)->hw_info.personality == + QED_PCI_ETH_ROCE) { + u16 *num_cons; + + num_cons = ¶ms->eth_pf_params.num_cons; + *num_cons = min_t(u16, *num_cons, 192); + } + for (i = 0; i < cdev->num_hwfns; i++) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; @@ -867,6 +904,7 @@ static int qed_slowpath_start(struct qed_dev *cdev, struct qed_mcp_drv_version drv_version; const u8 *data = NULL; struct qed_hwfn *hwfn; + struct qed_ptt *p_ptt; int rc = -EINVAL; if (qed_iov_wq_start(cdev)) @@ -881,6 +919,14 @@ static int qed_slowpath_start(struct qed_dev *cdev, QED_FW_FILE_NAME); goto err; } + + p_ptt = qed_ptt_acquire(QED_LEADING_HWFN(cdev)); + if (p_ptt) { + QED_LEADING_HWFN(cdev)->p_ptp_ptt = p_ptt; + } else { + DP_NOTICE(cdev, "Failed to acquire PTT for PTP\n"); + goto err; + } } cdev->rx_coalesce_usecs = QED_DEFAULT_RX_USECS; @@ -968,6 +1014,10 @@ err: if (IS_PF(cdev)) release_firmware(cdev->firmware); + if (IS_PF(cdev) && QED_LEADING_HWFN(cdev)->p_ptp_ptt) + qed_ptt_release(QED_LEADING_HWFN(cdev), + QED_LEADING_HWFN(cdev)->p_ptp_ptt); + qed_iov_wq_stop(cdev, false); return rc; @@ -981,6 +1031,8 @@ static int qed_slowpath_stop(struct qed_dev *cdev) qed_ll2_dealloc_if(cdev); if (IS_PF(cdev)) { + qed_ptt_release(QED_LEADING_HWFN(cdev), + QED_LEADING_HWFN(cdev)->p_ptp_ptt); qed_free_stream_mem(cdev); if (IS_QED_ETH_IF(cdev)) qed_sriov_disable(cdev, true); @@ -1020,6 +1072,7 @@ static u32 qed_sb_init(struct qed_dev *cdev, enum qed_sb_type type) { struct qed_hwfn *p_hwfn; + struct qed_ptt *p_ptt; int hwfn_index; u16 rel_sb_id; u8 n_hwfns; @@ -1041,8 +1094,18 @@ static u32 qed_sb_init(struct qed_dev *cdev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n", hwfn_index, rel_sb_id, sb_id); - rc = qed_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info, - sb_virt_addr, sb_phy_addr, rel_sb_id); + if (IS_PF(p_hwfn->cdev)) { + p_ptt = qed_ptt_acquire(p_hwfn); + if (!p_ptt) + return -EBUSY; + + rc = qed_int_sb_init(p_hwfn, p_ptt, sb_info, sb_virt_addr, + sb_phy_addr, rel_sb_id); + qed_ptt_release(p_hwfn, p_ptt); + } else { + rc = qed_int_sb_init(p_hwfn, NULL, sb_info, sb_virt_addr, + sb_phy_addr, rel_sb_id); + } return rc; } @@ -1083,12 +1146,18 @@ static int qed_set_link(struct qed_dev *cdev, struct qed_link_params *params) if (!cdev) return -ENODEV; - if (IS_VF(cdev)) - return 0; - /* The link should be set only once per PF */ hwfn = &cdev->hwfns[0]; + /* When VF wants to set link, force it to read the bulletin instead. + * This mimics the PF behavior, where a noitification [both immediate + * and possible later] would be generated when changing properties. + */ + if (IS_VF(cdev)) { + qed_schedule_iov(hwfn, QED_IOV_WQ_VF_FORCE_LINK_QUERY_FLAG); + return 0; + } + ptt = qed_ptt_acquire(hwfn); if (!ptt) return -EBUSY; @@ -1553,6 +1622,8 @@ const struct qed_common_ops qed_common_ops_pass = { .sb_release = &qed_sb_release, .simd_handler_config = &qed_simd_handler_config, .simd_handler_clean = &qed_simd_handler_clean, + .dbg_grc = &qed_dbg_grc, + .dbg_grc_size = &qed_dbg_grc_size, .can_link_change = &qed_can_link_change, .set_link = &qed_set_link, .get_link = &qed_get_current_link, @@ -1586,6 +1657,9 @@ void qed_get_protocol_stats(struct qed_dev *cdev, stats->lan_stats.ucast_tx_pkts = eth_stats.tx_ucast_pkts; stats->lan_stats.fcs_err = -1; break; + case QED_MCP_FCOE_STATS: + qed_get_protocol_stats_fcoe(cdev, &stats->fcoe_stats); + break; default: DP_ERR(cdev, "Invalid protocol type = %d\n", type); return; |