net/bnxt: support async link notification

[dpdk.git] / drivers / net / bnxt / bnxt_cpr.c

diff --git a/drivers/net/bnxt/bnxt_cpr.c b/drivers/net/bnxt/bnxt_cpr.c
index 5a4b13d..3aedcb8 100644 (file)
--- a/drivers/net/bnxt/bnxt_cpr.c
+++ b/drivers/net/bnxt/bnxt_cpr.c
@@ -31,6 +31,8 @@
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <rte_malloc.h>
+
 #include "bnxt.h"
 #include "bnxt_cpr.h"
 #include "bnxt_hwrm.h"
@@ -40,28 +42,23 @@
 /*
  * Async event handling
  */
-void bnxt_handle_async_event(struct bnxt *bp __rte_unused,
+void bnxt_handle_async_event(struct bnxt *bp,
                             struct cmpl_base *cmp)
 {
        struct hwrm_async_event_cmpl *async_cmp =
                                (struct hwrm_async_event_cmpl *)cmp;
+       uint16_t event_id = rte_le_to_cpu_16(async_cmp->event_id);
 
        /* TODO: HWRM async events are not defined yet */
        /* Needs to handle: link events, error events, etc. */
-       switch (async_cmp->event_id) {
-       case 0:
-               /* Assume LINK_CHANGE == 0 */
-               RTE_LOG(INFO, PMD, "Link change event\n");
-
-               /* Can just prompt the update_op routine to do a qcfg
-                * instead of doing the actual qcfg
-                */
-               break;
-       case 1:
+       switch (event_id) {
+       case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE:
+       case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CHANGE:
+       case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CFG_CHANGE:
+               bnxt_link_update_op(bp->eth_dev, 0);
                break;
        default:
-               RTE_LOG(ERR, PMD, "handle_async_event id = 0x%x\n",
-                       async_cmp->event_id);
+               RTE_LOG(ERR, PMD, "handle_async_event id = 0x%x\n", event_id);
                break;
        }
 }
@@ -121,21 +118,40 @@ reject:
 void bnxt_free_def_cp_ring(struct bnxt *bp)
 {
        struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
-       struct bnxt_ring *ring = cpr->cp_ring_struct;
 
-       bnxt_free_ring(ring);
+       if (cpr == NULL)
+               return;
+
+       bnxt_free_ring(cpr->cp_ring_struct);
+       rte_free(cpr->cp_ring_struct);
+       rte_free(cpr);
 }
 
 /* For the default completion ring only */
-void bnxt_init_def_ring_struct(struct bnxt *bp)
+int bnxt_init_def_ring_struct(struct bnxt *bp, unsigned int socket_id)
 {
-       struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
-       struct bnxt_ring *ring = cpr->cp_ring_struct;
+       struct bnxt_cp_ring_info *cpr;
+       struct bnxt_ring *ring;
+
+       cpr = rte_zmalloc_socket("cpr",
+                                sizeof(struct bnxt_cp_ring_info),
+                                RTE_CACHE_LINE_SIZE, socket_id);
+       if (cpr == NULL)
+               return -ENOMEM;
+       bp->def_cp_ring = cpr;
 
+       ring = rte_zmalloc_socket("bnxt_cp_ring_struct",
+                                 sizeof(struct bnxt_ring),
+                                 RTE_CACHE_LINE_SIZE, socket_id);
+       if (ring == NULL)
+               return -ENOMEM;
+       cpr->cp_ring_struct = ring;
        ring->bd = (void *)cpr->cp_desc_ring;
        ring->bd_dma = cpr->cp_desc_mapping;
        ring->ring_size = rte_align32pow2(DEFAULT_CP_RING_SIZE);
        ring->ring_mask = ring->ring_size - 1;
        ring->vmem_size = 0;
        ring->vmem = NULL;
+
+       return 0;
 }