From: Ajit Khaparde Date: Wed, 15 Jun 2016 21:23:26 +0000 (-0700) Subject: net/bnxt: free statistics context X-Git-Tag: spdx-start~6476 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=200b64ba0be8;p=dpdk.git net/bnxt: free statistics context Add function and associated structures and definitions to free statistics context from the ASIC. New HWRM call: bnxt_hwrm_stat_ctx_free This command is used to free a stat context. Signed-off-by: Ajit Khaparde Signed-off-by: Stephen Hurd Reviewed-by: David Christensen --- diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index f3354015b6..cb30109da5 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -742,6 +742,28 @@ int bnxt_hwrm_stat_ctx_alloc(struct bnxt *bp, return rc; } +int bnxt_hwrm_stat_ctx_free(struct bnxt *bp, + struct bnxt_cp_ring_info *cpr, unsigned int idx) +{ + int rc; + struct hwrm_stat_ctx_free_input req = {.req_type = 0 }; + struct hwrm_stat_ctx_free_output *resp = bp->hwrm_cmd_resp_addr; + + HWRM_PREP(req, STAT_CTX_FREE, -1, resp); + + req.stat_ctx_id = rte_cpu_to_le_16(cpr->hw_stats_ctx_id); + req.seq_id = rte_cpu_to_le_16(bp->hwrm_cmd_seq++); + + rc = bnxt_hwrm_send_message(bp, &req, sizeof(req)); + + HWRM_CHECK_RESULT; + + cpr->hw_stats_ctx_id = HWRM_NA_SIGNATURE; + bp->grp_info[idx].fw_stats_ctx = cpr->hw_stats_ctx_id; + + return rc; +} + int bnxt_hwrm_vnic_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic) { int rc = 0, i, j; @@ -918,6 +940,28 @@ int bnxt_clear_all_hwrm_stat_ctxs(struct bnxt *bp) return 0; } +int bnxt_free_all_hwrm_stat_ctxs(struct bnxt *bp) +{ + int rc; + unsigned int i; + struct bnxt_cp_ring_info *cpr; + + for (i = 0; i < bp->rx_cp_nr_rings + bp->tx_cp_nr_rings; i++) { + unsigned int idx = i + 1; + + if (i >= bp->rx_cp_nr_rings) + cpr = bp->tx_queues[i - bp->rx_cp_nr_rings]->cp_ring; + else + cpr = bp->rx_queues[i]->cp_ring; + if (cpr->hw_stats_ctx_id != HWRM_NA_SIGNATURE) { + rc = bnxt_hwrm_stat_ctx_free(bp, cpr, idx); + if (rc) + return rc; + } + } + return 0; +} + int bnxt_alloc_all_hwrm_stat_ctxs(struct bnxt *bp) { unsigned int i; diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h index a9a8dc602e..ffb45b1f27 100644 --- a/drivers/net/bnxt/bnxt_hwrm.h +++ b/drivers/net/bnxt/bnxt_hwrm.h @@ -74,6 +74,8 @@ int bnxt_hwrm_ring_grp_free(struct bnxt *bp, unsigned int idx); int bnxt_hwrm_stat_clear(struct bnxt *bp, struct bnxt_cp_ring_info *cpr); int bnxt_hwrm_stat_ctx_alloc(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, unsigned int idx); +int bnxt_hwrm_stat_ctx_free(struct bnxt *bp, + struct bnxt_cp_ring_info *cpr, unsigned int idx); int bnxt_hwrm_ver_get(struct bnxt *bp); @@ -87,6 +89,7 @@ int bnxt_hwrm_vnic_rss_cfg(struct bnxt *bp, int bnxt_alloc_all_hwrm_stat_ctxs(struct bnxt *bp); int bnxt_clear_all_hwrm_stat_ctxs(struct bnxt *bp); +int bnxt_free_all_hwrm_stat_ctxs(struct bnxt *bp); int bnxt_free_all_hwrm_ring_grps(struct bnxt *bp); int bnxt_alloc_all_hwrm_ring_grps(struct bnxt *bp); void bnxt_free_hwrm_resources(struct bnxt *bp); diff --git a/drivers/net/bnxt/hsi_struct_def_dpdk.h b/drivers/net/bnxt/hsi_struct_def_dpdk.h index 4e2eb9f481..d58295ad16 100644 --- a/drivers/net/bnxt/hsi_struct_def_dpdk.h +++ b/drivers/net/bnxt/hsi_struct_def_dpdk.h @@ -104,6 +104,7 @@ struct ctx_hw_stats64 { #define HWRM_CFA_L2_FILTER_CFG (UINT32_C(0x92)) #define HWRM_CFA_L2_SET_RX_MASK (UINT32_C(0x93)) #define HWRM_STAT_CTX_ALLOC (UINT32_C(0xb0)) +#define HWRM_STAT_CTX_FREE (UINT32_C(0xb1)) #define HWRM_STAT_CTX_CLR_STATS (UINT32_C(0xb3)) #define HWRM_EXEC_FWD_RESP (UINT32_C(0xd0)) @@ -3839,6 +3840,86 @@ struct hwrm_stat_ctx_clr_stats_output { uint8_t valid; } __attribute__((packed)); +/* hwrm_stat_ctx_free */ +/* Description: This command is used to free a stat context. */ +/* Input (24 bytes) */ + +struct hwrm_stat_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; + + /* ID of the statistics context that is being queried. */ + uint32_t stat_ctx_id; + + uint32_t unused_0; +} __attribute__((packed)); + +/* Output (16 bytes) */ + +struct hwrm_stat_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; + + /* This is the statistics context ID value. */ + uint32_t stat_ctx_id; + + uint8_t unused_0; + uint8_t unused_1; + uint8_t unused_2; + + /* + * 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_alloc */ /* * Description: This VNIC is a resource in the RX side of the chip that is used