raw/octeontx2_ep: add device uninitialization

[dpdk.git] / drivers / raw / octeontx2_ep / otx2_ep_enqdeq.c

diff --git a/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.c b/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.c
index 8857004..584b818 100644 (file)
--- a/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.c
+++ b/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.c
@@ -21,6 +21,59 @@
 #include "otx2_common.h"
 #include "otx2_ep_enqdeq.h"
 
+static void
+sdp_dmazone_free(const struct rte_memzone *mz)
+{
+       const struct rte_memzone *mz_tmp;
+       int ret = 0;
+
+       if (mz == NULL) {
+               otx2_err("Memzone %s : NULL", mz->name);
+               return;
+       }
+
+       mz_tmp = rte_memzone_lookup(mz->name);
+       if (mz_tmp == NULL) {
+               otx2_err("Memzone %s Not Found", mz->name);
+               return;
+       }
+
+       ret = rte_memzone_free(mz);
+       if (ret)
+               otx2_err("Memzone free failed : ret = %d", ret);
+
+}
+
+/* Free IQ resources */
+int
+sdp_delete_iqs(struct sdp_device *sdpvf, uint32_t iq_no)
+{
+       struct sdp_instr_queue *iq;
+
+       iq = sdpvf->instr_queue[iq_no];
+       if (iq == NULL) {
+               otx2_err("Invalid IQ[%d]\n", iq_no);
+               return -ENOMEM;
+       }
+
+       rte_free(iq->req_list);
+       iq->req_list = NULL;
+
+       if (iq->iq_mz) {
+               sdp_dmazone_free(iq->iq_mz);
+               iq->iq_mz = NULL;
+       }
+
+       rte_free(sdpvf->instr_queue[iq_no]);
+       sdpvf->instr_queue[iq_no] = NULL;
+
+       sdpvf->num_iqs--;
+
+       otx2_info("IQ[%d] is deleted", iq_no);
+
+       return 0;
+}
+
 /* IQ initialization */
 static int
 sdp_init_instr_queue(struct sdp_device *sdpvf, int iq_no)
@@ -126,6 +179,7 @@ sdp_setup_iqs(struct sdp_device *sdpvf, uint32_t iq_no)
        return 0;
 
 delete_IQ:
+       sdp_delete_iqs(sdpvf, iq_no);
        return -ENOMEM;
 }
 
@@ -139,6 +193,61 @@ sdp_droq_reset_indices(struct sdp_droq *droq)
        rte_atomic64_set(&droq->pkts_pending, 0);
 }
 
+static void
+sdp_droq_destroy_ring_buffers(struct sdp_device *sdpvf,
+                               struct sdp_droq *droq)
+{
+       uint32_t idx;
+
+       for (idx = 0; idx < droq->nb_desc; idx++) {
+               if (droq->recv_buf_list[idx].buffer) {
+                       rte_mempool_put(sdpvf->enqdeq_mpool,
+                               droq->recv_buf_list[idx].buffer);
+
+                       droq->recv_buf_list[idx].buffer = NULL;
+               }
+       }
+
+       sdp_droq_reset_indices(droq);
+}
+
+/* Free OQs resources */
+int
+sdp_delete_oqs(struct sdp_device *sdpvf, uint32_t oq_no)
+{
+       struct sdp_droq *droq;
+
+       droq = sdpvf->droq[oq_no];
+       if (droq == NULL) {
+               otx2_err("Invalid droq[%d]", oq_no);
+               return -ENOMEM;
+       }
+
+       sdp_droq_destroy_ring_buffers(sdpvf, droq);
+       rte_free(droq->recv_buf_list);
+       droq->recv_buf_list = NULL;
+
+       if (droq->info_mz) {
+               sdp_dmazone_free(droq->info_mz);
+               droq->info_mz = NULL;
+       }
+
+       if (droq->desc_ring_mz) {
+               sdp_dmazone_free(droq->desc_ring_mz);
+               droq->desc_ring_mz = NULL;
+       }
+
+       memset(droq, 0, SDP_DROQ_SIZE);
+
+       rte_free(sdpvf->droq[oq_no]);
+       sdpvf->droq[oq_no] = NULL;
+
+       sdpvf->num_oqs--;
+
+       otx2_info("OQ[%d] is deleted", oq_no);
+       return 0;
+}
+
 static int
 sdp_droq_setup_ring_buffers(struct sdp_device *sdpvf,
                struct sdp_droq *droq)
@@ -290,5 +399,7 @@ sdp_setup_oqs(struct sdp_device *sdpvf, uint32_t oq_no)
        return 0;
 
 delete_OQ:
+       sdp_delete_oqs(sdpvf, oq_no);
        return -ENOMEM;
 }
+