[dpdk-dev] [PATCH v2 09/25] net/bnxt: fix the function id used in flow flush
Ajit Khaparde
ajit.khaparde at broadcom.com
Wed Sep 16 06:28:35 CEST 2020
From: Kishore Padmanabha <kishore.padmanabha at broadcom.com>
The function id being used in the flush is incorrect, fixed the
flush of the flows.
Fixes: 74bcfc062489 ("net/bnxt: add session and function flow flush")
Signed-off-by: Kishore Padmanabha <kishore.padmanabha at broadcom.com>
Reviewed-by: Shahaji Bhosle <sbhosle at broadcom.com>
Reviewed-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
---
drivers/net/bnxt/bnxt_ethdev.c | 1 +
drivers/net/bnxt/tf_ulp/bnxt_ulp.c | 19 +++++++-----
drivers/net/bnxt/tf_ulp/bnxt_ulp.h | 5 +--
drivers/net/bnxt/tf_ulp/bnxt_ulp_flow.c | 39 ++++++++++++++++-------
drivers/net/bnxt/tf_ulp/ulp_port_db.c | 41 +++++++++++++++++++++++++
drivers/net/bnxt/tf_ulp/ulp_port_db.h | 13 ++++++++
6 files changed, 95 insertions(+), 23 deletions(-)
diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 073412de2..445c40820 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -3723,6 +3723,7 @@ bnxt_filter_ctrl_op(struct rte_eth_dev *dev,
if (BNXT_ETH_DEV_IS_REPRESENTOR(dev)) {
struct bnxt_vf_representor *vfr = dev->data->dev_private;
bp = vfr->parent_dev->data->dev_private;
+ /* parent is deleted while children are still valid */
if (!bp)
return -EIO;
}
diff --git a/drivers/net/bnxt/tf_ulp/bnxt_ulp.c b/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
index bd6039d2a..63d453ffb 100644
--- a/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
+++ b/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
@@ -35,14 +35,12 @@ static pthread_mutex_t bnxt_ulp_global_mutex = PTHREAD_MUTEX_INITIALIZER;
* created the session.
*/
bool
-ulp_ctx_deinit_allowed(void *ptr)
+ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx)
{
- struct bnxt *bp = (struct bnxt *)ptr;
-
- if (!bp || !bp->ulp_ctx || !bp->ulp_ctx->cfg_data)
+ if (!ulp_ctx || !ulp_ctx->cfg_data)
return false;
- if (!bp->ulp_ctx->cfg_data->ref_cnt) {
+ if (!ulp_ctx->cfg_data->ref_cnt) {
BNXT_TF_DBG(DEBUG, "ulp ctx shall initiate deinit\n");
return true;
}
@@ -629,9 +627,14 @@ bnxt_ulp_flush_port_flows(struct bnxt *bp)
{
uint16_t func_id;
- func_id = bnxt_get_fw_func_id(bp->eth_dev->data->port_id,
- BNXT_ULP_INTF_TYPE_INVALID);
- ulp_flow_db_function_flow_flush(bp->ulp_ctx, func_id);
+ /* it is assumed that port is either TVF or PF */
+ if (ulp_port_db_port_func_id_get(bp->ulp_ctx,
+ bp->eth_dev->data->port_id,
+ &func_id)) {
+ BNXT_TF_DBG(ERR, "Invalid argument\n");
+ return;
+ }
+ (void)ulp_flow_db_function_flow_flush(bp->ulp_ctx, func_id);
}
/* Internal function to delete the VFR default flows */
diff --git a/drivers/net/bnxt/tf_ulp/bnxt_ulp.h b/drivers/net/bnxt/tf_ulp/bnxt_ulp.h
index 8a2825ae5..5882c545c 100644
--- a/drivers/net/bnxt/tf_ulp/bnxt_ulp.h
+++ b/drivers/net/bnxt/tf_ulp/bnxt_ulp.h
@@ -83,12 +83,9 @@ struct ulp_tlv_param {
/*
* Allow the deletion of context only for the bnxt device that
* created the session
- * TBD - The implementation of the function should change to
- * using the reference count once tf_session_attach functionality
- * is fixed.
*/
bool
-ulp_ctx_deinit_allowed(void *bp);
+ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
/* Function to set the device id of the hardware. */
int32_t
diff --git a/drivers/net/bnxt/tf_ulp/bnxt_ulp_flow.c b/drivers/net/bnxt/tf_ulp/bnxt_ulp_flow.c
index 2ab00453a..566e1254a 100644
--- a/drivers/net/bnxt/tf_ulp/bnxt_ulp_flow.c
+++ b/drivers/net/bnxt/tf_ulp/bnxt_ulp_flow.c
@@ -10,6 +10,7 @@
#include "ulp_flow_db.h"
#include "ulp_mapper.h"
#include "ulp_fc_mgr.h"
+#include "ulp_port_db.h"
#include <rte_malloc.h>
static int32_t
@@ -146,8 +147,14 @@ bnxt_ulp_flow_create(struct rte_eth_dev *dev,
mapper_cparms.act_prop = ¶ms.act_prop;
mapper_cparms.class_tid = class_id;
mapper_cparms.act_tid = act_tmpl;
- mapper_cparms.func_id = bnxt_get_fw_func_id(dev->data->port_id,
- BNXT_ULP_INTF_TYPE_INVALID);
+
+ /* Get the function id */
+ if (ulp_port_db_port_func_id_get(ulp_ctx,
+ dev->data->port_id,
+ &mapper_cparms.func_id)) {
+ BNXT_TF_DBG(ERR, "conversion of port to func id failed\n");
+ goto parse_error;
+ }
mapper_cparms.dir_attr = params.dir_attr;
/* Call the ulp mapper to create the flow in the hardware. */
@@ -251,8 +258,17 @@ bnxt_ulp_flow_destroy(struct rte_eth_dev *dev,
}
flow_id = (uint32_t)(uintptr_t)flow;
- func_id = bnxt_get_fw_func_id(dev->data->port_id,
- BNXT_ULP_INTF_TYPE_INVALID);
+
+ if (ulp_port_db_port_func_id_get(ulp_ctx,
+ dev->data->port_id,
+ &func_id)) {
+ BNXT_TF_DBG(ERR, "conversion of port to func id failed\n");
+ if (error)
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "Failed to destroy flow.");
+ return -EINVAL;
+ }
if (ulp_flow_db_validate_flow_func(ulp_ctx, flow_id, func_id) ==
false) {
@@ -284,23 +300,24 @@ bnxt_ulp_flow_flush(struct rte_eth_dev *eth_dev,
{
struct bnxt_ulp_context *ulp_ctx;
int32_t ret = 0;
- struct bnxt *bp;
uint16_t func_id;
ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev);
if (!ulp_ctx) {
- BNXT_TF_DBG(DEBUG, "ULP context is not initialized\n");
return ret;
}
- bp = eth_dev->data->dev_private;
/* Free the resources for the last device */
- if (ulp_ctx_deinit_allowed(bp)) {
+ if (ulp_ctx_deinit_allowed(ulp_ctx)) {
ret = ulp_flow_db_session_flow_flush(ulp_ctx);
} else if (bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctx)) {
- func_id = bnxt_get_fw_func_id(eth_dev->data->port_id,
- BNXT_ULP_INTF_TYPE_INVALID);
- ret = ulp_flow_db_function_flow_flush(ulp_ctx, func_id);
+ ret = ulp_port_db_port_func_id_get(ulp_ctx,
+ eth_dev->data->port_id,
+ &func_id);
+ if (!ret)
+ ret = ulp_flow_db_function_flow_flush(ulp_ctx, func_id);
+ else
+ BNXT_TF_DBG(ERR, "convert port to func id failed\n");
}
if (ret)
rte_flow_error_set(error, ret,
diff --git a/drivers/net/bnxt/tf_ulp/ulp_port_db.c b/drivers/net/bnxt/tf_ulp/ulp_port_db.c
index 30876478d..4b4eaeb12 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_port_db.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_port_db.c
@@ -540,3 +540,44 @@ ulp_port_db_dev_func_id_to_ulp_index(struct bnxt_ulp_context *ulp_ctxt,
*ifindex = port_db->ulp_func_id_tbl[func_id].ifindex;
return 0;
}
+
+/*
+ * Api to get the function id for a given port id.
+ *
+ * ulp_ctxt [in] Ptr to ulp context
+ * port_id [in] dpdk port id
+ * func_id [out] the function id of the given ifindex.
+ *
+ * Returns 0 on success or negative number on failure.
+ */
+int32_t
+ulp_port_db_port_func_id_get(struct bnxt_ulp_context *ulp_ctxt,
+ uint16_t port_id, uint16_t *func_id)
+{
+ struct bnxt_ulp_port_db *port_db;
+ uint32_t ifindex;
+
+ port_db = bnxt_ulp_cntxt_ptr2_port_db_get(ulp_ctxt);
+ if (!port_db || port_id >= RTE_MAX_ETHPORTS) {
+ BNXT_TF_DBG(ERR, "Invalid Arguments\n");
+ return -EINVAL;
+ }
+ ifindex = port_db->dev_port_list[port_id];
+ if (!ifindex)
+ return -ENOENT;
+
+ switch (port_db->ulp_intf_list[ifindex].type) {
+ case BNXT_ULP_INTF_TYPE_TRUSTED_VF:
+ case BNXT_ULP_INTF_TYPE_PF:
+ *func_id = port_db->ulp_intf_list[ifindex].drv_func_id;
+ break;
+ case BNXT_ULP_INTF_TYPE_VF:
+ case BNXT_ULP_INTF_TYPE_VF_REP:
+ *func_id = port_db->ulp_intf_list[ifindex].vf_func_id;
+ break;
+ default:
+ *func_id = 0;
+ break;
+ }
+ return 0;
+}
diff --git a/drivers/net/bnxt/tf_ulp/ulp_port_db.h b/drivers/net/bnxt/tf_ulp/ulp_port_db.h
index 2b323d168..7b85987a0 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_port_db.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_port_db.h
@@ -259,4 +259,17 @@ int32_t
ulp_port_db_dev_func_id_to_ulp_index(struct bnxt_ulp_context *ulp_ctxt,
uint32_t func_id, uint32_t *ifindex);
+/*
+ * Api to get the function id for a given port id.
+ *
+ * ulp_ctxt [in] Ptr to ulp context
+ * port_id [in] dpdk port id
+ * func_id [out] the function id of the given ifindex.
+ *
+ * Returns 0 on success or negative number on failure.
+ */
+int32_t
+ulp_port_db_port_func_id_get(struct bnxt_ulp_context *ulp_ctxt,
+ uint16_t port_id, uint16_t *func_id);
+
#endif /* _ULP_PORT_DB_H_ */
--
2.21.1 (Apple Git-122.3)
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