[dpdk-stable] [PATCH] net/bnxt: fix incorrect action record calculation
Ajit Khaparde
ajit.khaparde at broadcom.com
Sat Jul 31 16:58:39 CEST 2021
On Sat, Jul 31, 2021 at 7:49 AM Ajit Khaparde
<ajit.khaparde at broadcom.com> wrote:
>
> For Thor, the number of action records is being wrongly configured
> to 128 because of incorrect definition of divider. This results in
> an incorrect number of action records being negotiated with the FW.
> Remove the divider from the templates and delete the logic which
> uses the field in the resource manager logic.
>
> Fixes: 3fe124d2536c ("net/bnxt: support Thor platform")
> Cc: stable at dpdk.org
>
> Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
> Tested-by: Shuanglin Wang <shuanglin.wang at broadcom.com>
Patch applied to dpdk-next-net-brcm.
> ---
> drivers/net/bnxt/tf_core/tf_device_p58.h | 14 ------------
> drivers/net/bnxt/tf_core/tf_rm.c | 22 -------------------
> .../generic_templates/ulp_template_db_tbl.c | 2 +-
> 3 files changed, 1 insertion(+), 37 deletions(-)
>
> diff --git a/drivers/net/bnxt/tf_core/tf_device_p58.h b/drivers/net/bnxt/tf_core/tf_device_p58.h
> index b5e2598cb6..66b0f4e983 100644
> --- a/drivers/net/bnxt/tf_core/tf_device_p58.h
> +++ b/drivers/net/bnxt/tf_core/tf_device_p58.h
> @@ -84,42 +84,36 @@ struct tf_rm_element_cfg tf_tbl_p58[TF_TBL_TYPE_MAX] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_PARENT,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_1,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_COMPACT_ACT_RECORD] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_FULL_ACT_RECORD,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_1,
> .slices = 1,
> - .divider = 8,
> },
> /* Policy - Encaps in bank 2 */
> [TF_TBL_TYPE_ACT_ENCAP_8B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_PARENT,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_ENCAP_16B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_ENCAP_32B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_ENCAP_64B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> /* Policy - Modify in bank 2 with Encaps */
> [TF_TBL_TYPE_ACT_MODIFY_8B] = {
> @@ -127,56 +121,48 @@ struct tf_rm_element_cfg tf_tbl_p58[TF_TBL_TYPE_MAX] = {
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_MODIFY_16B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_MODIFY_32B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_MODIFY_64B] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_ENCAP_8B,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_2,
> .slices = 1,
> - .divider = 8,
> },
> /* Policy - SP in bank 0 */
> [TF_TBL_TYPE_ACT_SP_SMAC] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_PARENT,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_0,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_SP_SMAC_IPV4] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_SP_SMAC,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_0,
> .slices = 1,
> - .divider = 8,
> },
> [TF_TBL_TYPE_ACT_SP_SMAC_IPV6] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_CHILD,
> .parent_subtype = TF_TBL_TYPE_ACT_SP_SMAC,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_0,
> .slices = 1,
> - .divider = 8,
> },
> /* Policy - Stats in bank 3 */
> [TF_TBL_TYPE_ACT_STATS_64] = {
> .cfg_type = TF_RM_ELEM_CFG_HCAPI_BA_PARENT,
> .hcapi_type = CFA_RESOURCE_TYPE_P58_SRAM_BANK_3,
> .slices = 1,
> - .divider = 8,
> },
> };
>
> diff --git a/drivers/net/bnxt/tf_core/tf_rm.c b/drivers/net/bnxt/tf_core/tf_rm.c
> index dcfba24b2c..0a46e2a343 100644
> --- a/drivers/net/bnxt/tf_core/tf_rm.c
> +++ b/drivers/net/bnxt/tf_core/tf_rm.c
> @@ -624,17 +624,6 @@ tf_rm_create_db(struct tf *tfp,
> /* Only allocate BA pool if a BA type not a child */
> if (cfg->cfg_type == TF_RM_ELEM_CFG_HCAPI_BA ||
> cfg->cfg_type == TF_RM_ELEM_CFG_HCAPI_BA_PARENT) {
> - if (cfg->divider) {
> - resv[j].stride =
> - resv[j].stride / cfg->divider;
> - if (resv[j].stride <= 0) {
> - TFP_DRV_LOG(ERR,
> - "%s:Divide fails:%d:%s\n",
> - tf_dir_2_str(parms->dir),
> - cfg->hcapi_type, type_str);
> - goto fail;
> - }
> - }
> /* Create pool */
> pool_size = (BITALLOC_SIZEOF(resv[j].stride) /
> sizeof(struct bitalloc));
> @@ -868,17 +857,6 @@ tf_rm_create_db_no_reservation(struct tf *tfp,
> /* Only allocate BA pool if a BA type not a child */
> if (cfg->cfg_type == TF_RM_ELEM_CFG_HCAPI_BA ||
> cfg->cfg_type == TF_RM_ELEM_CFG_HCAPI_BA_PARENT) {
> - if (cfg->divider) {
> - resv[j].stride =
> - resv[j].stride / cfg->divider;
> - if (resv[j].stride <= 0) {
> - TFP_DRV_LOG(ERR,
> - "%s:Divide fails:%d:%s\n",
> - tf_dir_2_str(parms->dir),
> - cfg->hcapi_type, type_str);
> - goto fail;
> - }
> - }
> /* Create pool */
> pool_size = (BITALLOC_SIZEOF(resv[j].stride) /
> sizeof(struct bitalloc));
> diff --git a/drivers/net/bnxt/tf_ulp/generic_templates/ulp_template_db_tbl.c b/drivers/net/bnxt/tf_ulp/generic_templates/ulp_template_db_tbl.c
> index 7951de8a4e..2debaea0ca 100644
> --- a/drivers/net/bnxt/tf_ulp/generic_templates/ulp_template_db_tbl.c
> +++ b/drivers/net/bnxt/tf_ulp/generic_templates/ulp_template_db_tbl.c
> @@ -1450,7 +1450,7 @@ struct bnxt_ulp_resource_resv_info ulp_resource_resv_list[] = {
> .direction = TF_DIR_RX,
> .resource_func = BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE,
> .resource_type = TF_TBL_TYPE_FULL_ACT_RECORD,
> - .count = 1024
> + .count = 2048
> },
> {
> .app_id = 0,
> --
> 2.21.1 (Apple Git-122.3)
>
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