bus/fslmc: add frame queue based dq storage

This patch adds generic functions for allowing dq storage
for the frame queues.
As the frame queues are common resource for different drivers
this is helpful.

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>

diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
index eaf35e9..a1a58b9 100644 (file)
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
@@ -411,3 +411,35 @@ dpaa2_create_dpio_device(struct fslmc_vfio_device *vdev,
 
        return 0;
 }
+
+void
+dpaa2_free_dq_storage(struct queue_storage_info_t *q_storage)
+{
+       int i = 0;
+
+       for (i = 0; i < NUM_DQS_PER_QUEUE; i++) {
+               if (q_storage->dq_storage[i])
+                       rte_free(q_storage->dq_storage[i]);
+       }
+}
+
+int
+dpaa2_alloc_dq_storage(struct queue_storage_info_t *q_storage)
+{
+       int i = 0;
+
+       for (i = 0; i < NUM_DQS_PER_QUEUE; i++) {
+               q_storage->dq_storage[i] = rte_malloc(NULL,
+                       DPAA2_DQRR_RING_SIZE * sizeof(struct qbman_result),
+                       RTE_CACHE_LINE_SIZE);
+               if (!q_storage->dq_storage[i])
+                       goto fail;
+       }
+       return 0;
+fail:
+       i -= 1;
+       while (i >= 0)
+               rte_free(q_storage->dq_storage[i]);
+
+       return -1;
+}

diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
index b1a1b8f..f2e1168 100644 (file)
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
@@ -59,5 +59,12 @@ int dpaa2_affine_qbman_swp(void);
 /* Affine additional DPIO portal to current crypto processing thread */
 int dpaa2_affine_qbman_swp_sec(void);
 
+/* allocate memory for FQ - dq storage */
+int
+dpaa2_alloc_dq_storage(struct queue_storage_info_t *q_storage);
+
+/* free memory for FQ- dq storage */
+void
+dpaa2_free_dq_storage(struct queue_storage_info_t *q_storage);
 
 #endif /* _DPAA2_HW_DPIO_H_ */

diff --git a/drivers/bus/fslmc/rte_bus_fslmc_version.map b/drivers/bus/fslmc/rte_bus_fslmc_version.map
index 09c4fac..a55b250 100644 (file)
--- a/drivers/bus/fslmc/rte_bus_fslmc_version.map
+++ b/drivers/bus/fslmc/rte_bus_fslmc_version.map
@@ -4,7 +4,9 @@ DPDK_17.05 {
        dpaa2_affine_qbman_swp;
        dpaa2_affine_qbman_swp_sec;
        dpaa2_alloc_dpbp_dev;
+       dpaa2_alloc_dq_storage;
        dpaa2_free_dpbp_dev;
+       dpaa2_free_dq_storage;
        dpbp_disable;
        dpbp_enable;
        dpbp_get_attributes;