[dpdk-dev] [PATCH v4 21/21] bus/fslmc: frame queue based dq storage alloc
Hemant Agrawal
hemant.agrawal at nxp.com
Tue Apr 11 15:37:27 CEST 2017
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 at nxp.com>
---
drivers/bus/fslmc/portal/dpaa2_hw_dpio.c | 32 +++++++++++++++++++++++++++++
drivers/bus/fslmc/portal/dpaa2_hw_dpio.h | 7 +++++++
drivers/bus/fslmc/rte_bus_fslmc_version.map | 2 ++
3 files changed, 41 insertions(+)
diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
index eaf35e9..a1a58b9 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
@@ -411,3 +411,35 @@ static inline struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(void)
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
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
@@ -59,5 +59,12 @@ struct dpaa2_io_portal_t {
/* 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
--- 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;
--
1.9.1
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