[PATCH v2 02/12] eventdev: api to get DMA adapter capabilities

[Amit Prakash Shukla]

Added a new eventdev API rte_event_dma_adapter_caps_get(), to get
DMA adapter capabilities supported by the driver.

Signed-off-by: Amit Prakash Shukla <amitprakashs at marvell.com>
---
 lib/eventdev/meson.build    |  2 +-
 lib/eventdev/rte_eventdev.c | 23 +++++++++++++++++++++++
 lib/eventdev/rte_eventdev.h |  2 +-
 lib/meson.build             |  2 +-
 4 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/lib/eventdev/meson.build b/lib/eventdev/meson.build
index 21347f7c4c..b46bbbc9aa 100644
--- a/lib/eventdev/meson.build
+++ b/lib/eventdev/meson.build
@@ -43,5 +43,5 @@ driver_sdk_headers += files(
         'event_timer_adapter_pmd.h',
 )
 
-deps += ['ring', 'ethdev', 'hash', 'mempool', 'mbuf', 'timer', 'cryptodev']
+deps += ['ring', 'ethdev', 'hash', 'mempool', 'mbuf', 'timer', 'cryptodev', 'dmadev']
 deps += ['telemetry']
diff --git a/lib/eventdev/rte_eventdev.c b/lib/eventdev/rte_eventdev.c
index 6ab4524332..60509c6efb 100644
--- a/lib/eventdev/rte_eventdev.c
+++ b/lib/eventdev/rte_eventdev.c
@@ -20,6 +20,7 @@
 #include <rte_errno.h>
 #include <ethdev_driver.h>
 #include <rte_cryptodev.h>
+#include <rte_dmadev.h>
 #include <cryptodev_pmd.h>
 #include <rte_telemetry.h>
 
@@ -224,6 +225,28 @@ rte_event_eth_tx_adapter_caps_get(uint8_t dev_id, uint16_t eth_port_id,
 			: 0;
 }
 
+int
+rte_event_dma_adapter_caps_get(uint8_t dev_id, uint8_t dma_dev_id, uint32_t *caps)
+{
+	struct rte_eventdev *dev;
+
+	RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
+	if (!rte_dma_is_valid(dma_dev_id))
+		return -EINVAL;
+
+	dev = &rte_eventdevs[dev_id];
+
+	if (caps == NULL)
+		return -EINVAL;
+
+	*caps = 0;
+
+	if (dev->dev_ops->dma_adapter_caps_get)
+		return (*dev->dev_ops->dma_adapter_caps_get)(dev, dma_dev_id, caps);
+
+	return 0;
+}
+
 static inline int
 event_dev_queue_config(struct rte_eventdev *dev, uint8_t nb_queues)
 {
diff --git a/lib/eventdev/rte_eventdev.h b/lib/eventdev/rte_eventdev.h
index 026f7c367d..cef90aebf6 100644
--- a/lib/eventdev/rte_eventdev.h
+++ b/lib/eventdev/rte_eventdev.h
@@ -1503,7 +1503,7 @@ rte_event_crypto_adapter_caps_get(uint8_t dev_id, uint8_t cdev_id,
  *
  */
 int
-rte_event_dma_adapter_caps_get(uint8_t dev_id, int16_t dmadev_id, uint32_t *caps);
+rte_event_dma_adapter_caps_get(uint8_t dev_id, uint8_t dmadev_id, uint32_t *caps);
 
 /* Ethdev Tx adapter capability bitmap flags */
 #define RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT	0x1
diff --git a/lib/meson.build b/lib/meson.build
index 53155be8e9..f3191f10b6 100644
--- a/lib/meson.build
+++ b/lib/meson.build
@@ -33,6 +33,7 @@ libraries = [
         'compressdev',
         'cryptodev',
         'distributor',
+        'dmadev',
         'efd',
         'eventdev',
         'gpudev',
@@ -48,7 +49,6 @@ libraries = [
         'rawdev',
         'regexdev',
         'mldev',
-        'dmadev',
         'rib',
         'reorder',
         'sched',
-- 
2.25.1