[v3,2/3] test/dma: test vchan reconfiguration
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Commit Message
Reconfigure vchan count and validate if new count is effective.
Signed-off-by: Gowrishankar Muthukrishnan <gmuthukrishn@marvell.com>
---
app/test/test_dmadev_api.c | 63 +++++++++++++++++++++++++++++++++-----
1 file changed, 55 insertions(+), 8 deletions(-)
Comments
Hi Gowrishankar,
On 2023/11/3 23:38, Gowrishankar Muthukrishnan wrote:
> Reconfigure vchan count and validate if new count is effective.
I think it mainly due to multi-vchan, should point it out, suggest be: support API with multiple vchan test
Thanks
Chengwen
>
> Signed-off-by: Gowrishankar Muthukrishnan <gmuthukrishn@marvell.com>
> ---
> app/test/test_dmadev_api.c | 63 +++++++++++++++++++++++++++++++++-----
> 1 file changed, 55 insertions(+), 8 deletions(-)
>
> diff --git a/app/test/test_dmadev_api.c b/app/test/test_dmadev_api.c
> index da8fddb3ca..aa07d2b359 100644
> --- a/app/test/test_dmadev_api.c
> +++ b/app/test/test_dmadev_api.c
> @@ -260,7 +260,7 @@ test_dma_vchan_setup(void)
> }
>
> static int
> -setup_one_vchan(void)
> +setup_vchan(int nb_vchans)
> {
> struct rte_dma_vchan_conf vchan_conf = { 0 };
> struct rte_dma_info dev_info = { 0 };
> @@ -269,13 +269,15 @@ setup_one_vchan(void)
>
> ret = rte_dma_info_get(test_dev_id, &dev_info);
> RTE_TEST_ASSERT_SUCCESS(ret, "Failed to obtain device info, %d", ret);
> - dev_conf.nb_vchans = 1;
> + dev_conf.nb_vchans = nb_vchans;
> ret = rte_dma_configure(test_dev_id, &dev_conf);
> RTE_TEST_ASSERT_SUCCESS(ret, "Failed to configure, %d", ret);
> vchan_conf.direction = RTE_DMA_DIR_MEM_TO_MEM;
> vchan_conf.nb_desc = dev_info.min_desc;
> - ret = rte_dma_vchan_setup(test_dev_id, 0, &vchan_conf);
> - RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup vchan, %d", ret);
> + for (int i = 0; i < nb_vchans; i++) {
> + ret = rte_dma_vchan_setup(test_dev_id, i, &vchan_conf);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup vchan %d, %d", i, ret);
> + }
>
> return TEST_SUCCESS;
> }
> @@ -294,7 +296,7 @@ test_dma_start_stop(void)
> RTE_TEST_ASSERT(ret == -EINVAL, "Expected -EINVAL, %d", ret);
>
> /* Setup one vchan for later test */
> - ret = setup_one_vchan();
> + ret = setup_vchan(1);
> RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
>
> ret = rte_dma_start(test_dev_id);
> @@ -312,6 +314,50 @@ test_dma_start_stop(void)
> return TEST_SUCCESS;
> }
>
> +static int
> +test_dma_reconfigure(void)
> +{
> + struct rte_dma_conf dev_conf = { 0 };
> + struct rte_dma_info dev_info = { 0 };
> + uint16_t cfg_vchans;
> + int ret;
> +
> + ret = rte_dma_info_get(test_dev_id, &dev_info);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to obtain device info, %d", ret);
> +
> + /* At least two vchans required for the test */
> + if (dev_info.max_vchans < 2)
> + return TEST_SKIPPED;
> +
> + /* Setup one vchan for later test */
> + ret = setup_vchan(1);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
> +
> + ret = rte_dma_start(test_dev_id);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to start, %d", ret);
> +
> + ret = rte_dma_stop(test_dev_id);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to stop, %d", ret);
> +
> + /* Check reconfigure and vchan setup after device stopped */
> + cfg_vchans = dev_conf.nb_vchans = (dev_info.max_vchans - 1);
> +
> + ret = setup_vchan(cfg_vchans);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
> +
> + ret = rte_dma_start(test_dev_id);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to start, %d", ret);
> +
> + ret = rte_dma_info_get(test_dev_id, &dev_info);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to obtain device info, %d", ret);
> + RTE_TEST_ASSERT_EQUAL(dev_info.nb_vchans, cfg_vchans, "incorrect reconfiguration");
> +
> + ret = rte_dma_stop(test_dev_id);
> + RTE_TEST_ASSERT_SUCCESS(ret, "Failed to stop, %d", ret);
> +
> + return TEST_SUCCESS;
> +}
> +
> static int
> test_dma_stats(void)
> {
> @@ -328,7 +374,7 @@ test_dma_stats(void)
> RTE_TEST_ASSERT(ret == -EINVAL, "Expected -EINVAL, %d", ret);
>
> /* Setup one vchan for later test */
> - ret = setup_one_vchan();
> + ret = setup_vchan(1);
> RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
>
> /* Check for invalid vchan */
> @@ -400,7 +446,7 @@ test_dma_completed(void)
> int ret;
>
> /* Setup one vchan for later test */
> - ret = setup_one_vchan();
> + ret = setup_vchan(1);
> RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
>
> ret = rte_dma_start(test_dev_id);
> @@ -459,7 +505,7 @@ test_dma_completed_status(void)
> int ret;
>
> /* Setup one vchan for later test */
> - ret = setup_one_vchan();
> + ret = setup_vchan(1);
> RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
>
> ret = rte_dma_start(test_dev_id);
> @@ -517,6 +563,7 @@ static struct unit_test_suite dma_api_testsuite = {
> TEST_CASE(test_dma_configure),
> TEST_CASE(test_dma_vchan_setup),
> TEST_CASE(test_dma_start_stop),
> + TEST_CASE(test_dma_reconfigure),
> TEST_CASE(test_dma_stats),
> TEST_CASE(test_dma_dump),
> TEST_CASE(test_dma_completed),
>
@@ -260,7 +260,7 @@ test_dma_vchan_setup(void)
}
static int
-setup_one_vchan(void)
+setup_vchan(int nb_vchans)
{
struct rte_dma_vchan_conf vchan_conf = { 0 };
struct rte_dma_info dev_info = { 0 };
@@ -269,13 +269,15 @@ setup_one_vchan(void)
ret = rte_dma_info_get(test_dev_id, &dev_info);
RTE_TEST_ASSERT_SUCCESS(ret, "Failed to obtain device info, %d", ret);
- dev_conf.nb_vchans = 1;
+ dev_conf.nb_vchans = nb_vchans;
ret = rte_dma_configure(test_dev_id, &dev_conf);
RTE_TEST_ASSERT_SUCCESS(ret, "Failed to configure, %d", ret);
vchan_conf.direction = RTE_DMA_DIR_MEM_TO_MEM;
vchan_conf.nb_desc = dev_info.min_desc;
- ret = rte_dma_vchan_setup(test_dev_id, 0, &vchan_conf);
- RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup vchan, %d", ret);
+ for (int i = 0; i < nb_vchans; i++) {
+ ret = rte_dma_vchan_setup(test_dev_id, i, &vchan_conf);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup vchan %d, %d", i, ret);
+ }
return TEST_SUCCESS;
}
@@ -294,7 +296,7 @@ test_dma_start_stop(void)
RTE_TEST_ASSERT(ret == -EINVAL, "Expected -EINVAL, %d", ret);
/* Setup one vchan for later test */
- ret = setup_one_vchan();
+ ret = setup_vchan(1);
RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
ret = rte_dma_start(test_dev_id);
@@ -312,6 +314,50 @@ test_dma_start_stop(void)
return TEST_SUCCESS;
}
+static int
+test_dma_reconfigure(void)
+{
+ struct rte_dma_conf dev_conf = { 0 };
+ struct rte_dma_info dev_info = { 0 };
+ uint16_t cfg_vchans;
+ int ret;
+
+ ret = rte_dma_info_get(test_dev_id, &dev_info);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to obtain device info, %d", ret);
+
+ /* At least two vchans required for the test */
+ if (dev_info.max_vchans < 2)
+ return TEST_SKIPPED;
+
+ /* Setup one vchan for later test */
+ ret = setup_vchan(1);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
+
+ ret = rte_dma_start(test_dev_id);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to start, %d", ret);
+
+ ret = rte_dma_stop(test_dev_id);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to stop, %d", ret);
+
+ /* Check reconfigure and vchan setup after device stopped */
+ cfg_vchans = dev_conf.nb_vchans = (dev_info.max_vchans - 1);
+
+ ret = setup_vchan(cfg_vchans);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
+
+ ret = rte_dma_start(test_dev_id);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to start, %d", ret);
+
+ ret = rte_dma_info_get(test_dev_id, &dev_info);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to obtain device info, %d", ret);
+ RTE_TEST_ASSERT_EQUAL(dev_info.nb_vchans, cfg_vchans, "incorrect reconfiguration");
+
+ ret = rte_dma_stop(test_dev_id);
+ RTE_TEST_ASSERT_SUCCESS(ret, "Failed to stop, %d", ret);
+
+ return TEST_SUCCESS;
+}
+
static int
test_dma_stats(void)
{
@@ -328,7 +374,7 @@ test_dma_stats(void)
RTE_TEST_ASSERT(ret == -EINVAL, "Expected -EINVAL, %d", ret);
/* Setup one vchan for later test */
- ret = setup_one_vchan();
+ ret = setup_vchan(1);
RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
/* Check for invalid vchan */
@@ -400,7 +446,7 @@ test_dma_completed(void)
int ret;
/* Setup one vchan for later test */
- ret = setup_one_vchan();
+ ret = setup_vchan(1);
RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
ret = rte_dma_start(test_dev_id);
@@ -459,7 +505,7 @@ test_dma_completed_status(void)
int ret;
/* Setup one vchan for later test */
- ret = setup_one_vchan();
+ ret = setup_vchan(1);
RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup one vchan, %d", ret);
ret = rte_dma_start(test_dev_id);
@@ -517,6 +563,7 @@ static struct unit_test_suite dma_api_testsuite = {
TEST_CASE(test_dma_configure),
TEST_CASE(test_dma_vchan_setup),
TEST_CASE(test_dma_start_stop),
+ TEST_CASE(test_dma_reconfigure),
TEST_CASE(test_dma_stats),
TEST_CASE(test_dma_dump),
TEST_CASE(test_dma_completed),