From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yuval Mintz Subject: [PATCH net-next 6/6] qed: output the DPM status and WID count Date: Sun, 30 Apr 2017 11:49:10 +0300 Message-ID: <1493542150-21826-7-git-send-email-Yuval.Mintz@cavium.com> References: <1493542150-21826-1-git-send-email-Yuval.Mintz@cavium.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , Yuval Mintz To: , Return-path: Received: from mail-cys01nam02on0053.outbound.protection.outlook.com ([104.47.37.53]:23510 "EHLO NAM02-CY1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S3000579AbdD3IuC (ORCPT ); Sun, 30 Apr 2017 04:50:02 -0400 In-Reply-To: <1493542150-21826-1-git-send-email-Yuval.Mintz@cavium.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Ram Amrani Output to the RDMA driver whether DPM mode is enabled or disabled in the HW and if so what is the number of WIDs it supports Signed-off-by: Ram Amrani Signed-off-by: Yuval Mintz --- drivers/net/ethernet/qlogic/qed/qed.h | 1 + drivers/net/ethernet/qlogic/qed/qed_dev.c | 4 +++- drivers/net/ethernet/qlogic/qed/qed_roce.c | 4 ++++ include/linux/qed/qed_roce_if.h | 2 ++ 4 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/qlogic/qed/qed.h b/drivers/net/ethernet/qlogic/qed/qed.h index edf3b68..2ab1aab 100644 --- a/drivers/net/ethernet/qlogic/qed/qed.h +++ b/drivers/net/ethernet/qlogic/qed/qed.h @@ -526,6 +526,7 @@ struct qed_hwfn { struct dbg_tools_data dbg_info; /* PWM region specific data */ + u16 wid_count; u32 dpi_size; u32 dpi_count; diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index c478e07..5f31140 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -1354,7 +1354,7 @@ enum QED_ROCE_EDPM_MODE { { u32 pwm_regsize, norm_regsize; u32 non_pwm_conn, min_addr_reg1; - u32 db_bar_size, n_cpus; + u32 db_bar_size, n_cpus = 1; u32 roce_edpm_mode; u32 pf_dems_shift; int rc = 0; @@ -1415,6 +1415,8 @@ enum QED_ROCE_EDPM_MODE { qed_rdma_dpm_bar(p_hwfn, p_ptt); } + p_hwfn->wid_count = (u16) n_cpus; + DP_INFO(p_hwfn, "doorbell bar: normal_region_size=%d, pwm_region_size=%d, dpi_size=%d, dpi_count=%d, roce_edpm=%s\n", norm_regsize, diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index f36e3c3..8d6ad87 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -784,6 +784,7 @@ static int qed_rdma_add_user(void *rdma_cxt, ((out_params->dpi) * p_hwfn->dpi_size); out_params->dpi_size = p_hwfn->dpi_size; + out_params->wid_count = p_hwfn->wid_count; DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Adding user - done, rc = %d\n", rc); return rc; @@ -856,9 +857,12 @@ static void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod) static int qed_fill_rdma_dev_info(struct qed_dev *cdev, struct qed_dev_rdma_info *info) { + struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev); + memset(info, 0, sizeof(*info)); info->rdma_type = QED_RDMA_TYPE_ROCE; + info->user_dpm_enabled = (p_hwfn->db_bar_no_edpm == 0); qed_fill_dev_info(cdev, &info->common); diff --git a/include/linux/qed/qed_roce_if.h b/include/linux/qed/qed_roce_if.h index f742d43..cbb2ff0 100644 --- a/include/linux/qed/qed_roce_if.h +++ b/include/linux/qed/qed_roce_if.h @@ -240,6 +240,7 @@ struct qed_rdma_add_user_out_params { u64 dpi_addr; u64 dpi_phys_addr; u32 dpi_size; + u16 wid_count; }; enum roce_mode { @@ -533,6 +534,7 @@ enum qed_rdma_type { struct qed_dev_rdma_info { struct qed_dev_info common; enum qed_rdma_type rdma_type; + u8 user_dpm_enabled; }; struct qed_rdma_ops { -- 1.9.3