[dpdk-dev] [PATCH v4 08/25] net/bnxt: remove cache tbl id from mapper class table
From: Ajit Khaparde <ajit.khaparde@broadcom.com>
Date: 2020-06-27 10:02:28
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Kishore Padmanabha <redacted> The cache table id is not needed anymore since the value can be calculated from resource sub type and direction. Signed-off-by: Kishore Padmanabha <redacted> Signed-off-by: Somnath Kotur <redacted> Reviewed-by: Mike Baucom <redacted> Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com> --- drivers/net/bnxt/tf_ulp/ulp_mapper.c | 114 ++++++++++++++++-- drivers/net/bnxt/tf_ulp/ulp_mapper.h | 1 + drivers/net/bnxt/tf_ulp/ulp_template_db.c | 5 - drivers/net/bnxt/tf_ulp/ulp_template_struct.h | 2 - 4 files changed, 108 insertions(+), 14 deletions(-)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_mapper.c b/drivers/net/bnxt/tf_ulp/ulp_mapper.c
index c323d80e4..34dd3a988 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_mapper.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_mapper.c@@ -324,13 +324,14 @@ ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_class_tbl_info *tbl, static struct bnxt_ulp_mapper_cache_entry * ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp, - enum bnxt_ulp_cache_tbl_id id, + uint32_t id, uint16_t key) { struct bnxt_ulp_mapper_data *mapper_data; mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp); - if (!mapper_data || !mapper_data->cache_tbl[id]) { + if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ || + !mapper_data->cache_tbl[id]) { BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id); return NULL; }
@@ -987,6 +988,98 @@ ulp_mapper_action_alloc_and_set(struct bnxt_ulp_mapper_parms *parms, return rc; } +static int32_t +ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms, + struct bnxt_ulp_mapper_class_tbl_info *tbl, + uint64_t flow_id) +{ + struct ulp_flow_db_res_params fid_parms; + uint32_t vfr_flag, mark, gfid, mark_flag; + int32_t rc = 0; + + vfr_flag = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_VFR_FLAG); + if (!(tbl->mark_enable && + (ULP_BITMAP_ISSET(parms->act_bitmap->bits, + BNXT_ULP_ACTION_BIT_MARK) || vfr_flag))) + return rc; /* no need to perform gfid process */ + + /* Get the mark id details from action property */ + memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK], + sizeof(mark)); + mark = tfp_be_to_cpu_32(mark); + + TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid); + mark_flag = BNXT_ULP_MARK_GLOBAL_HW_FID; + mark_flag |= (vfr_flag) ? BNXT_ULP_MARK_VFR_ID : 0; + rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag, + gfid, mark); + if (rc) { + BNXT_TF_DBG(ERR, "Failed to add mark to flow\n"); + return rc; + } + fid_parms.direction = tbl->direction; + fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID; + fid_parms.critical_resource = 0; + fid_parms.resource_type = mark_flag; + fid_parms.resource_hndl = gfid; + rc = ulp_flow_db_resource_add(parms->ulp_ctx, + parms->tbl_idx, + parms->fid, + &fid_parms); + if (rc) + BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc); + return rc; +} + +static int32_t +ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms, + struct bnxt_ulp_mapper_class_tbl_info *tbl) +{ + struct ulp_flow_db_res_params fid_parms; + uint32_t vfr_flag, act_idx, mark, mark_flag; + uint64_t val64; + int32_t rc = 0; + + vfr_flag = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_VFR_FLAG); + if (!(tbl->mark_enable && + (ULP_BITMAP_ISSET(parms->act_bitmap->bits, + BNXT_ULP_ACTION_BIT_MARK) || vfr_flag))) + return rc; /* no need to perform mark action process */ + + /* Get the mark id details from action property */ + memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK], + sizeof(mark)); + mark = tfp_be_to_cpu_32(mark); + + if (!ulp_regfile_read(parms->regfile, + BNXT_ULP_REGFILE_INDEX_ACTION_PTR_MAIN, + &val64)) { + BNXT_TF_DBG(ERR, "read action ptr main failed\n"); + return -EINVAL; + } + act_idx = tfp_be_to_cpu_64(val64); + mark_flag = BNXT_ULP_MARK_LOCAL_HW_FID; + mark_flag |= (vfr_flag) ? BNXT_ULP_MARK_VFR_ID : 0; + rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag, + act_idx, mark); + if (rc) { + BNXT_TF_DBG(ERR, "Failed to add mark to flow\n"); + return rc; + } + fid_parms.direction = tbl->direction; + fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID; + fid_parms.critical_resource = 0; + fid_parms.resource_type = mark_flag; + fid_parms.resource_hndl = act_idx; + rc = ulp_flow_db_resource_add(parms->ulp_ctx, + parms->tbl_idx, + parms->fid, + &fid_parms); + if (rc) + BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc); + return rc; +} + /* * Function to process the action Info. Iterate through the list * action info templates and process it.
@@ -1286,7 +1379,6 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms, uint32_t i, num_kflds, num_dflds; uint16_t tmplen; struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx); - struct ulp_rte_act_prop *a_prop = parms->act_prop; struct ulp_flow_db_res_params fid_parms = { 0 }; struct tf_insert_em_entry_parms iparms = { 0 }; struct tf_delete_em_entry_parms free_parms = { 0 };
@@ -1588,8 +1680,15 @@ ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms, */ cache_key = ulp_blob_data_get(&key, &tmplen); ckey = (uint16_t *)cache_key; + + /* + * The id computed based on resource sub type and direction where + * dir is the bit0 and rest of the bits come from resource + * sub type. + */ cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx, - tbl->cache_tbl_id, + (tbl->resource_sub_type << 1 | + (tbl->direction & 0x1)), *ckey); /*
@@ -1653,12 +1752,13 @@ ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms, fid_parms.resource_func = tbl->resource_func; /* - * Cache resource type is composed of both table_type and cache_tbl_id - * need to set it appropriately via setter. + * Cache resource type is composed of table_type, resource + * sub type and direction, it needs to set appropriately via setter. */ ulp_mapper_cache_res_type_set(&fid_parms, tbl->resource_type, - tbl->cache_tbl_id); + (tbl->resource_sub_type << 1 | + (tbl->direction & 0x1))); fid_parms.resource_hndl = (uint64_t)*ckey; fid_parms.critical_resource = tbl->critical_resource; rc = ulp_flow_db_resource_add(parms->ulp_ctx,
diff --git a/drivers/net/bnxt/tf_ulp/ulp_mapper.h b/drivers/net/bnxt/tf_ulp/ulp_mapper.h
index 4294227d7..b0b895e18 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_mapper.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_mapper.h@@ -75,6 +75,7 @@ struct bnxt_ulp_mapper_parms { struct bnxt_ulp_mapper_data *mapper_data; enum bnxt_ulp_cache_table_opc tcam_tbl_opc; struct bnxt_ulp_mapper_cache_entry *cache_ptr; + struct bnxt_ulp_device_params *device_params; }; struct bnxt_ulp_mapper_create_parms {
diff --git a/drivers/net/bnxt/tf_ulp/ulp_template_db.c b/drivers/net/bnxt/tf_ulp/ulp_template_db.c
index 9b793a274..140f96ac8 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_template_db.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_template_db.c@@ -606,7 +606,6 @@ struct bnxt_ulp_mapper_class_tbl_info ulp_class_tbl_list[] = { .ident_nums = 1, .mark_enable = BNXT_ULP_MARK_ENABLE_NO, .critical_resource = 0, - .cache_tbl_id = BNXT_ULP_CACHE_TBL_ID_L2_CNTXT_TCAM_INGRESS, .regfile_wr_idx = BNXT_ULP_REGFILE_INDEX_NOT_USED }, {
@@ -627,7 +626,6 @@ struct bnxt_ulp_mapper_class_tbl_info ulp_class_tbl_list[] = { .ident_nums = 0, .mark_enable = BNXT_ULP_MARK_ENABLE_NO, .critical_resource = 0, - .cache_tbl_id = 0, .regfile_wr_idx = BNXT_ULP_REGFILE_INDEX_NOT_USED }, {
@@ -648,7 +646,6 @@ struct bnxt_ulp_mapper_class_tbl_info ulp_class_tbl_list[] = { .ident_nums = 1, .mark_enable = BNXT_ULP_MARK_ENABLE_NO, .critical_resource = 0, - .cache_tbl_id = BNXT_ULP_CACHE_TBL_ID_PROFILE_TCAM_INGRESS, .regfile_wr_idx = BNXT_ULP_REGFILE_INDEX_NOT_USED }, {
@@ -669,7 +666,6 @@ struct bnxt_ulp_mapper_class_tbl_info ulp_class_tbl_list[] = { .ident_nums = 0, .mark_enable = BNXT_ULP_MARK_ENABLE_NO, .critical_resource = 0, - .cache_tbl_id = 0, .regfile_wr_idx = BNXT_ULP_REGFILE_INDEX_NOT_USED }, {
@@ -690,7 +686,6 @@ struct bnxt_ulp_mapper_class_tbl_info ulp_class_tbl_list[] = { .ident_nums = 0, .mark_enable = BNXT_ULP_MARK_ENABLE_YES, .critical_resource = 1, - .cache_tbl_id = 0, .regfile_wr_idx = BNXT_ULP_REGFILE_INDEX_NOT_USED } };
diff --git a/drivers/net/bnxt/tf_ulp/ulp_template_struct.h b/drivers/net/bnxt/tf_ulp/ulp_template_struct.h
index ce449d04e..eebe0351c 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_template_struct.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_template_struct.h@@ -182,8 +182,6 @@ struct bnxt_ulp_mapper_class_tbl_info { uint8_t mark_enable; enum bnxt_ulp_regfile_index regfile_wr_idx; - - enum bnxt_ulp_cache_tbl_id cache_tbl_id; }; struct bnxt_ulp_mapper_act_tbl_info {
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2.21.1 (Apple Git-122.3)