From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hurd Subject: [PATCH v6 20/38] bnxt: add API to allow configuration of vnic Date: Wed, 15 Jun 2016 14:23:20 -0700 Message-ID: <1466025818-124223-21-git-send-email-stephen.hurd@broadcom.com> References: <1465944971-113413-1-git-send-email-stephen.hurd@broadcom.com> <1466025818-124223-1-git-send-email-stephen.hurd@broadcom.com> To: dev@dpdk.org, ajit.khaparde@broadcom.com, bruce.richardson@intel.com Return-path: Received: from mail-gw2-out.broadcom.com (mail-gw2-out.broadcom.com [216.31.210.63]) by dpdk.org (Postfix) with ESMTP id 94211C4A6 for ; Wed, 15 Jun 2016 23:24:31 +0200 (CEST) In-Reply-To: <1466025818-124223-1-git-send-email-stephen.hurd@broadcom.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Ajit Khaparde This patch adds APIs to allow configuration of a VNIC. The functions alloc and free the Class of Service or COS and Load Balance context corresponding to the VNIC in the chip. New HWRM calls: bnxt_hwrm_vnic_ctx_alloc: Used to allocate COS/Load Balance context of VNIC bnxt_hwrm_vnic_ctx_free: Used to free COS/Load Balance context of VNIC Signed-off-by: Ajit Khaparde Signed-off-by: Stephen Hurd Reviewed-by: David Christensen -- v4: Address review comments and fix issues pointed out by checkpatch. v5: More description in commit log Reorder footer --- drivers/net/bnxt/bnxt_hwrm.c | 38 ++++++++ drivers/net/bnxt/bnxt_hwrm.h | 2 + drivers/net/bnxt/hsi_struct_def_dpdk.h | 153 +++++++++++++++++++++++++++++++++ 3 files changed, 193 insertions(+) diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index 0c54129..5a5063f 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -587,6 +587,44 @@ int bnxt_hwrm_vnic_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic) return rc; } +int bnxt_hwrm_vnic_ctx_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic) +{ + int rc = 0; + struct hwrm_vnic_rss_cos_lb_ctx_alloc_input req = {.req_type = 0 }; + struct hwrm_vnic_rss_cos_lb_ctx_alloc_output *resp = + bp->hwrm_cmd_resp_addr; + + HWRM_PREP(req, VNIC_RSS_COS_LB_CTX_ALLOC, -1, resp); + + rc = bnxt_hwrm_send_message(bp, &req, sizeof(req)); + + HWRM_CHECK_RESULT; + + vnic->fw_rss_cos_lb_ctx = rte_le_to_cpu_16(resp->rss_cos_lb_ctx_id); + + return rc; +} + +int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, struct bnxt_vnic_info *vnic) +{ + int rc = 0; + struct hwrm_vnic_rss_cos_lb_ctx_free_input req = {.req_type = 0 }; + struct hwrm_vnic_rss_cos_lb_ctx_free_output *resp = + bp->hwrm_cmd_resp_addr; + + HWRM_PREP(req, VNIC_RSS_COS_LB_CTX_FREE, -1, resp); + + req.rss_cos_lb_ctx_id = rte_cpu_to_le_16(vnic->fw_rss_cos_lb_ctx); + + rc = bnxt_hwrm_send_message(bp, &req, sizeof(req)); + + HWRM_CHECK_RESULT; + + vnic->fw_rss_cos_lb_ctx = INVALID_HW_RING_ID; + + return rc; +} + int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic) { int rc = 0; diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h index cdaa295..fbb8aba 100644 --- a/drivers/net/bnxt/bnxt_hwrm.h +++ b/drivers/net/bnxt/bnxt_hwrm.h @@ -65,6 +65,8 @@ int bnxt_hwrm_ver_get(struct bnxt *bp); int bnxt_hwrm_vnic_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic); int bnxt_hwrm_vnic_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic); +int bnxt_hwrm_vnic_ctx_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic); +int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, struct bnxt_vnic_info *vnic); int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic); int bnxt_clear_all_hwrm_stat_ctxs(struct bnxt *bp); diff --git a/drivers/net/bnxt/hsi_struct_def_dpdk.h b/drivers/net/bnxt/hsi_struct_def_dpdk.h index ef0b37a..6412df2 100644 --- a/drivers/net/bnxt/hsi_struct_def_dpdk.h +++ b/drivers/net/bnxt/hsi_struct_def_dpdk.h @@ -92,6 +92,8 @@ struct ctx_hw_stats64 { #define HWRM_VNIC_ALLOC (UINT32_C(0x40)) #define HWRM_VNIC_FREE (UINT32_C(0x41)) #define HWRM_VNIC_CFG (UINT32_C(0x42)) +#define HWRM_VNIC_RSS_COS_LB_CTX_ALLOC (UINT32_C(0x70)) +#define HWRM_VNIC_RSS_COS_LB_CTX_FREE (UINT32_C(0x71)) #define HWRM_CFA_L2_FILTER_ALLOC (UINT32_C(0x90)) #define HWRM_CFA_L2_FILTER_FREE (UINT32_C(0x91)) #define HWRM_CFA_L2_FILTER_CFG (UINT32_C(0x92)) @@ -3576,6 +3578,157 @@ struct hwrm_vnic_rss_cfg_output { uint8_t valid; } __attribute__((packed)); +/* Input (16 bytes) */ +struct hwrm_vnic_rss_cos_lb_ctx_alloc_input { + /* + * This value indicates what type of request this is. The format for the + * rest of the command is determined by this field. + */ + uint16_t req_type; + + /* + * This value indicates the what completion ring the request will be + * optionally completed on. If the value is -1, then no CR completion + * will be generated. Any other value must be a valid CR ring_id value + * for this function. + */ + uint16_t cmpl_ring; + + /* This value indicates the command sequence number. */ + uint16_t seq_id; + + /* + * Target ID of this command. 0x0 - 0xFFF8 - Used for function ids + * 0xFFF8 - 0xFFFE - Reserved for internal processors 0xFFFF - HWRM + */ + uint16_t target_id; + + /* + * This is the host address where the response will be written when the + * request is complete. This area must be 16B aligned and must be + * cleared to zero before the request is made. + */ + uint64_t resp_addr; +} __attribute__((packed)); + +/* Output (16 bytes) */ + +struct hwrm_vnic_rss_cos_lb_ctx_alloc_output { + /* + * Pass/Fail or error type Note: receiver to verify the in parameters, + * and fail the call with an error when appropriate + */ + uint16_t error_code; + + /* This field returns the type of original request. */ + uint16_t req_type; + + /* This field provides original sequence number of the command. */ + uint16_t seq_id; + + /* + * This field is the length of the response in bytes. The last byte of + * the response is a valid flag that will read as '1' when the command + * has been completely written to memory. + */ + uint16_t resp_len; + + /* rss_cos_lb_ctx_id is 16 b */ + uint16_t rss_cos_lb_ctx_id; + + uint8_t unused_0; + uint8_t unused_1; + uint8_t unused_2; + uint8_t unused_3; + uint8_t unused_4; + + /* + * This field is used in Output records to indicate that the output is + * completely written to RAM. This field should be read as '1' to + * indicate that the output has been completely written. When writing a + * command completion or response to an internal processor, the order of + * writes has to be such that this field is written last. + */ + uint8_t valid; +} __attribute__((packed)); + +/* hwrm_vnic_rss_cos_lb_ctx_free */ +/* Description: This function can be used to free COS/Load Balance context. */ +/* Input (24 bytes) */ + +struct hwrm_vnic_rss_cos_lb_ctx_free_input { + /* + * This value indicates what type of request this is. The format for the + * rest of the command is determined by this field. + */ + uint16_t req_type; + + /* + * This value indicates the what completion ring the request will be + * optionally completed on. If the value is -1, then no CR completion + * will be generated. Any other value must be a valid CR ring_id value + * for this function. + */ + uint16_t cmpl_ring; + + /* This value indicates the command sequence number. */ + uint16_t seq_id; + + /* + * Target ID of this command. 0x0 - 0xFFF8 - Used for function ids + * 0xFFF8 - 0xFFFE - Reserved for internal processors 0xFFFF - HWRM + */ + uint16_t target_id; + + /* + * This is the host address where the response will be written when the + * request is complete. This area must be 16B aligned and must be + * cleared to zero before the request is made. + */ + uint64_t resp_addr; + + /* rss_cos_lb_ctx_id is 16 b */ + uint16_t rss_cos_lb_ctx_id; + + uint16_t unused_0[3]; +} __attribute__((packed)); + +/* Output (16 bytes) */ +struct hwrm_vnic_rss_cos_lb_ctx_free_output { + /* + * Pass/Fail or error type Note: receiver to verify the in parameters, + * and fail the call with an error when appropriate + */ + uint16_t error_code; + + /* This field returns the type of original request. */ + uint16_t req_type; + + /* This field provides original sequence number of the command. */ + uint16_t seq_id; + + /* + * This field is the length of the response in bytes. The last byte of + * the response is a valid flag that will read as '1' when the command + * has been completely written to memory. + */ + uint16_t resp_len; + + uint32_t unused_0; + uint8_t unused_1; + uint8_t unused_2; + uint8_t unused_3; + + /* + * This field is used in Output records to indicate that the output is + * completely written to RAM. This field should be read as '1' to + * indicate that the output has been completely written. When writing a + * command completion or response to an internal processor, the order of + * writes has to be such that this field is written last. + */ + uint8_t valid; +} __attribute__((packed)); + /* Output (32 bytes) */ struct hwrm_queue_qportcfg_output { /* -- 1.9.1