raw/dpaa2_qdma: optimize IOVA conversion

rte_mempool_virt2iova is now used for converting with IOVA off.

Signed-off-by: Jun Yang <jun.yang@nxp.com>

diff --git a/drivers/raw/dpaa2_qdma/dpaa2_qdma.c b/drivers/raw/dpaa2_qdma/dpaa2_qdma.c
index 6eef7a57ab4782a564c32a49a68dd361f01aadb4..94dc7886ae0fc957e2fa85f88ba37647e7448906 100644 (file)
--- a/drivers/raw/dpaa2_qdma/dpaa2_qdma.c
+++ b/drivers/raw/dpaa2_qdma/dpaa2_qdma.c
@@ -221,7 +221,9 @@ static inline int dpdmai_dev_set_fd_lf(
 {
        struct rte_qdma_rbp *rbp = &qdma_vq->rbp;
        struct rte_qdma_job **ppjob;
+       void *elem;
        struct qbman_fle *fle;
+       uint64_t elem_iova, fle_iova;
        int ret = 0;
        struct qdma_device *qdma_dev = QDMA_DEV_OF_VQ(qdma_vq);
 
@@ -229,19 +231,29 @@ static inline int dpdmai_dev_set_fd_lf(
         * Get an FLE/SDD from FLE pool.
         * Note: IO metadata is before the FLE and SDD memory.
         */
-       ret = rte_mempool_get(qdma_dev->fle_pool, (void **)(&ppjob));
+       ret = rte_mempool_get(qdma_dev->fle_pool, (void **)(&elem));
        if (ret) {
                DPAA2_QDMA_DP_DEBUG("Memory alloc failed for FLE");
                return ret;
        }
 
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
+       elem_iova = rte_mempool_virt2iova(elem);
+#else
+       elem_iova = DPAA2_VADDR_TO_IOVA(elem);
+#endif
+
        /* Set the metadata */
        job->vq_id = qdma_vq->vq_id;
+       ppjob = (struct rte_qdma_job **)
+               ((uintptr_t)(uint64_t)elem + QDMA_FLE_JOB_OFFSET);
        *ppjob = job;
 
-       fle = (struct qbman_fle *)(ppjob + 1);
+       fle = (struct qbman_fle *)
+               ((uintptr_t)(uint64_t)elem + QDMA_FLE_FLE_OFFSET);
+       fle_iova = elem_iova + QDMA_FLE_FLE_OFFSET;
 
-       DPAA2_SET_FD_ADDR(fd, DPAA2_VADDR_TO_IOVA(fle));
+       DPAA2_SET_FD_ADDR(fd, fle_iova);
        DPAA2_SET_FD_COMPOUND_FMT(fd);
        DPAA2_SET_FD_FRC(fd, QDMA_SER_CTX);
 
@@ -283,6 +295,8 @@ static inline uint16_t dpdmai_dev_get_job_lf(
                                                const struct qbman_fd *fd,
                                                struct rte_qdma_job **job)
 {
+       void *elem;
+       struct qbman_fle *fle;
        struct rte_qdma_job **ppjob;
        uint16_t vqid;
        struct qdma_device *qdma_dev = QDMA_DEV_OF_VQ(qdma_vq);
@@ -291,9 +305,12 @@ static inline uint16_t dpdmai_dev_get_job_lf(
         * Fetch metadata from FLE. job and vq_id were set
         * in metadata in the enqueue operation.
         */
-       ppjob = (struct rte_qdma_job **)
+       fle = (struct qbman_fle *)
                        DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd));
-       ppjob -= 1;
+       elem = (void *)((uintptr_t)(uint64_t)fle - QDMA_FLE_FLE_OFFSET);
+
+       ppjob = (struct rte_qdma_job **)
+               ((uintptr_t)(uint64_t)elem + QDMA_FLE_JOB_OFFSET);
 
        *job = (struct rte_qdma_job *)*ppjob;
        (*job)->status = (DPAA2_GET_FD_ERR(fd) << 8) |
@@ -301,7 +318,7 @@ static inline uint16_t dpdmai_dev_get_job_lf(
        vqid = (*job)->vq_id;
 
        /* Free FLE to the pool */
-       rte_mempool_put(qdma_dev->fle_pool, (void *)ppjob);
+       rte_mempool_put(qdma_dev->fle_pool, elem);
 
        return vqid;
 }

diff --git a/drivers/raw/dpaa2_qdma/dpaa2_qdma.h b/drivers/raw/dpaa2_qdma/dpaa2_qdma.h
index 4265ee8283b9dd5fb0e6d81f144bb42cb12b9d56..ff7743fb54a71507494756fb18ec8fff02e8a4a0 100644 (file)
--- a/drivers/raw/dpaa2_qdma/dpaa2_qdma.h
+++ b/drivers/raw/dpaa2_qdma/dpaa2_qdma.h
@@ -17,6 +17,11 @@ struct rte_qdma_job;
 #define QDMA_FLE_POOL_SIZE (sizeof(struct rte_qdma_job *) + \
                sizeof(struct qbman_fle) * DPAA2_QDMA_MAX_FLE + \
                sizeof(struct qdma_sdd) * DPAA2_QDMA_MAX_SDD)
+
+#define QDMA_FLE_JOB_OFFSET 0
+#define QDMA_FLE_FLE_OFFSET \
+               (QDMA_FLE_JOB_OFFSET + sizeof(struct rte_qdma_job *))
+
 /** FLE pool cache size */
 #define QDMA_FLE_CACHE_SIZE(_num) (_num/(RTE_MAX_LCORE * 2))