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From: Ajit Khaparde <ajit.khaparde@broadcom.com>
To: dpdk-dev <dev@dpdk.org>
Cc: dpdk stable <stable@dpdk.org>,
	Shuanglin Wang <shuanglin.wang@broadcom.com>,
	Thomas Monjalon <thomas@monjalon.net>
Subject: Re: [dpdk-dev] [PATCH] net/bnxt: fix incorrect action record calculation
Date: Sat, 31 Jul 2021 07:58:39 -0700	[thread overview]
Message-ID: <CACZ4nhtmXSB6MjL8fWX7WMe0RgHOEr0zJUwY721Od_6soSvReg@mail.gmail.com> (raw)
In-Reply-To: <20210731144934.53308-1-ajit.khaparde@broadcom.com>

[-- Attachment #1: Type: text/plain, Size: 9295 bytes --]

On Sat, Jul 31, 2021 at 7:49 AM Ajit Khaparde
<ajit.khaparde@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@dpdk.org
>
> Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
> Tested-by: Shuanglin Wang <shuanglin.wang@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)
>

      reply	other threads:[~2021-07-31 14:58 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-31  4:48 Ajit Khaparde
2021-07-31  9:25 ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon
2021-07-31 14:49   ` Ajit Khaparde
2021-07-31 14:49   ` [dpdk-dev] " Ajit Khaparde
2021-07-31 14:58     ` Ajit Khaparde [this message]

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