[03/14] net/bnxt: changes to support 2 table scopes
diff mbox series

Message ID 1602916089-18576-4-git-send-email-venkatkumar.duvvuru@broadcom.com
State Superseded
Delegated to: Ajit Khaparde
Headers show
Series
  • bnxt patches
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Context Check Description
ci/checkpatch success coding style OK

Commit Message

Venkat Duvvuru Oct. 17, 2020, 6:27 a.m. UTC
From: Jay Ding <jay.ding@broadcom.com>

This reverts commit 1312374a4e3c1851ae5e0d52cb8788c5b5e76fe0.

Signed-off-by: Jay Ding <jay.ding@broadcom.com>
Reviewed-by: Randy Schacher <stuart.schacher@broadcom.com>
---
 drivers/net/bnxt/tf_core/tf_em_common.c | 85 +--------------------------------
 drivers/net/bnxt/tf_core/tf_em_common.h | 27 +----------
 drivers/net/bnxt/tf_core/tf_em_host.c   | 23 +++++++--
 3 files changed, 21 insertions(+), 114 deletions(-)

Patch
diff mbox series

diff --git a/drivers/net/bnxt/tf_core/tf_em_common.c b/drivers/net/bnxt/tf_core/tf_em_common.c
index 0d8b908..0f4b121 100644
--- a/drivers/net/bnxt/tf_core/tf_em_common.c
+++ b/drivers/net/bnxt/tf_core/tf_em_common.c
@@ -44,28 +44,6 @@  static enum tf_mem_type mem_type;
 /** Table scope array */
 struct tf_tbl_scope_cb tbl_scopes[TF_NUM_TBL_SCOPE];
 
-/** Table scope reversal table
- *
- * Table scope are allocated from 15 to 0 within HCAPI RM.  Because of the
- * association between PFs and legacy table scopes, reverse table scope ids.
- * 15 indicates 0, 14 indicates 1, etc... The application will only see the 0
- * based number.  The firmware will only use the 0 based number.  Only HCAPI RM
- * and Truflow RM believe the number is 15.  When HCAPI RM support allocation
- * from low to high is supported, this adjust function can be removed.
- */
-const uint32_t tbl_scope_reverse[TF_NUM_TBL_SCOPE] = {
-	15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
-
-static uint32_t
-tf_tbl_scope_adjust(uint32_t tbl_scope_id)
-{
-	if (tbl_scope_id < TF_NUM_TBL_SCOPE)
-		return tbl_scope_reverse[tbl_scope_id];
-	else
-		return TF_TBL_SCOPE_INVALID;
-};
-
-
 /* API defined in tf_em.h */
 struct tf_tbl_scope_cb *
 tbl_scope_cb_find(uint32_t tbl_scope_id)
@@ -73,17 +51,11 @@  tbl_scope_cb_find(uint32_t tbl_scope_id)
 	int i;
 	struct tf_rm_is_allocated_parms parms = { 0 };
 	int allocated;
-	uint32_t rm_tbl_scope_id;
-
-	rm_tbl_scope_id = tf_tbl_scope_adjust(tbl_scope_id);
-
-	if (rm_tbl_scope_id == TF_TBL_SCOPE_INVALID)
-		return NULL;
 
 	/* Check that id is valid */
 	parms.rm_db = eem_db[TF_DIR_RX];
 	parms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
-	parms.index = rm_tbl_scope_id;
+	parms.index = tbl_scope_id;
 	parms.allocated = &allocated;
 
 	i = tf_rm_is_allocated(&parms);
@@ -99,61 +71,6 @@  tbl_scope_cb_find(uint32_t tbl_scope_id)
 	return NULL;
 }
 
-int tf_tbl_scope_alloc(uint32_t *tbl_scope_id)
-{
-	int rc;
-	struct tf_rm_allocate_parms parms = { 0 };
-	uint32_t rm_tbl_scope_id;
-	uint32_t usr_tbl_scope_id = TF_TBL_SCOPE_INVALID;
-
-	/* Get Table Scope control block from the session pool */
-	parms.rm_db = eem_db[TF_DIR_RX];
-	parms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
-	parms.index = &rm_tbl_scope_id;
-
-	rc = tf_rm_allocate(&parms);
-	if (rc) {
-		TFP_DRV_LOG(ERR,
-			    "Failed to allocate table scope rc:%s\n",
-			    strerror(-rc));
-		return rc;
-	}
-
-	usr_tbl_scope_id = tf_tbl_scope_adjust(rm_tbl_scope_id);
-
-	if (usr_tbl_scope_id == TF_TBL_SCOPE_INVALID) {
-		TFP_DRV_LOG(ERR,
-			    "Invalid table scope allocated id:%d\n",
-			    (int)rm_tbl_scope_id);
-		return -EINVAL;
-	}
-	*tbl_scope_id = usr_tbl_scope_id;
-	return 0;
-};
-
-int tf_tbl_scope_free(uint32_t tbl_scope_id)
-{
-	struct tf_rm_free_parms parms = { 0 };
-	uint32_t rm_tbl_scope_id;
-	uint32_t rc;
-
-	rm_tbl_scope_id = tf_tbl_scope_adjust(tbl_scope_id);
-
-	if (rm_tbl_scope_id == TF_TBL_SCOPE_INVALID) {
-		TFP_DRV_LOG(ERR,
-			    "Invalid table scope allocated id:%d\n",
-			    (int)tbl_scope_id);
-		return -EINVAL;
-	}
-
-	parms.rm_db = eem_db[TF_DIR_RX];
-	parms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
-	parms.index = rm_tbl_scope_id;
-
-	rc = tf_rm_free(&parms);
-	return rc;
-};
-
 int
 tf_create_tbl_pool_external(enum tf_dir dir,
 			    struct tf_tbl_scope_cb *tbl_scope_cb,
diff --git a/drivers/net/bnxt/tf_core/tf_em_common.h b/drivers/net/bnxt/tf_core/tf_em_common.h
index f71a487..fa313c4 100644
--- a/drivers/net/bnxt/tf_core/tf_em_common.h
+++ b/drivers/net/bnxt/tf_core/tf_em_common.h
@@ -9,6 +9,7 @@ 
 #include "tf_core.h"
 #include "tf_session.h"
 
+
 /**
  * Function to search for table scope control block structure
  * with specified table scope ID.
@@ -23,32 +24,6 @@ 
 struct tf_tbl_scope_cb *tbl_scope_cb_find(uint32_t tbl_scope_id);
 
 /**
- * Table Scope Allocate
- *
- * Allocate a table scope
- *
- * [in/out] pointer to tbl_scope_id
- *
- * Returns:
- *  0 - success
- *  -EINVAL - error
- */
-int tf_tbl_scope_alloc(uint32_t *tbl_scope_id);
-
-/**
- * Table Scope Free
- *
- * Free a table scope
- *
- * [in] tbl_scope_id to free
- *
- * Returns:
- *  0 - success
- *  -EINVAL - error
- */
-int tf_tbl_scope_free(uint32_t tbl_scope_id);
-
-/**
  * Create and initialize a stack to use for action entries
  *
  * [in] dir
diff --git a/drivers/net/bnxt/tf_core/tf_em_host.c b/drivers/net/bnxt/tf_core/tf_em_host.c
index cfcb12f..b5db94f 100644
--- a/drivers/net/bnxt/tf_core/tf_em_host.c
+++ b/drivers/net/bnxt/tf_core/tf_em_host.c
@@ -374,8 +374,14 @@  tf_em_ext_alloc(struct tf *tfp, struct tf_alloc_tbl_scope_parms *parms)
 	struct tf_tbl_scope_cb *tbl_scope_cb;
 	struct hcapi_cfa_em_table *em_tables;
 	struct tf_free_tbl_scope_parms free_parms;
-
-	rc = tf_tbl_scope_alloc(&parms->tbl_scope_id);
+	struct tf_rm_allocate_parms aparms = { 0 };
+	struct tf_rm_free_parms fparms = { 0 };
+
+	/* Get Table Scope control block from the session pool */
+	aparms.rm_db = eem_db[TF_DIR_RX];
+	aparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+	aparms.index = (uint32_t *)&parms->tbl_scope_id;
+	rc = tf_rm_allocate(&aparms);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
 			    "Failed to allocate table scope\n");
@@ -472,7 +478,11 @@  tf_em_ext_alloc(struct tf *tfp, struct tf_alloc_tbl_scope_parms *parms)
 	return -EINVAL;
 
 cleanup:
-	tf_tbl_scope_free(parms->tbl_scope_id);
+	/* Free Table control block */
+	fparms.rm_db = eem_db[TF_DIR_RX];
+	fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+	fparms.index = parms->tbl_scope_id;
+	tf_rm_free(&fparms);
 	return -EINVAL;
 }
 
@@ -483,6 +493,7 @@  tf_em_ext_free(struct tf *tfp,
 	int rc = 0;
 	enum tf_dir  dir;
 	struct tf_tbl_scope_cb *tbl_scope_cb;
+	struct tf_rm_free_parms aparms = { 0 };
 
 	tbl_scope_cb = tbl_scope_cb_find(parms->tbl_scope_id);
 
@@ -491,7 +502,11 @@  tf_em_ext_free(struct tf *tfp,
 		return -EINVAL;
 	}
 
-	rc = tf_tbl_scope_free(parms->tbl_scope_id);
+	/* Free Table control block */
+	aparms.rm_db = eem_db[TF_DIR_RX];
+	aparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+	aparms.index = parms->tbl_scope_id;
+	rc = tf_rm_free(&aparms);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
 			    "Failed to free table scope\n");