Re: [PATCH 2/2] drm/amdgpu: Add helper function to get sdma index

2018-11-01 Thread Alex Deucher 
On Thu, Nov 1, 2018 at 1:59 AM Rex Zhu  wrote:
>
> Get the sdma index from ring
>
> v2: refine function name
>
> Signed-off-by: Rex Zhu 

Series is:
Reviewed-by: Alex Deucher 

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c | 16 
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h |  1 +
>  2 files changed, 17 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> index c912230..115bb0c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> @@ -40,3 +40,19 @@ struct amdgpu_sdma_instance 
> *amdgpu_sdma_get_instance_from_ring(struct amdgpu_ri
>
> return NULL;
>  }
> +
> +int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t 
> *index)
> +{
> +   struct amdgpu_device *adev = ring->adev;
> +   int i;
> +
> +   for (i = 0; i < adev->sdma.num_instances; i++) {
> +   if (ring == >sdma.instance[i].ring ||
> +   ring == >sdma.instance[i].page) {
> +   *index = i;
> +   return 0;
> +   }
> +   }
> +
> +   return -EINVAL;
> +}
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
> index 664f549..16b1a6a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
> @@ -95,5 +95,6 @@ struct amdgpu_buffer_funcs {
>
>  struct amdgpu_sdma_instance *
>  amdgpu_sdma_get_instance_from_ring(struct amdgpu_ring *ring);
> +int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t 
> *index);
>
>  #endif
> --
> 1.9.1
>
> ___
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
___
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

Re: [PATCH 2/2] drm/amdgpu: Add helper function to get sdma index

2018-11-01 Thread Cui 
serie is Reviewed-by: Flora Cui 

在 11/1/2018 1:57 PM, Rex Zhu 写道:
> Get the sdma index from ring
>
> v2: refine function name
>
> Signed-off-by: Rex Zhu 
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c | 16 
>   drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h |  1 +
>   2 files changed, 17 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> index c912230..115bb0c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> @@ -40,3 +40,19 @@ struct amdgpu_sdma_instance 
> *amdgpu_sdma_get_instance_from_ring(struct amdgpu_ri
>   
>   return NULL;
>   }
> +
> +int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t 
> *index)
> +{
> + struct amdgpu_device *adev = ring->adev;
> + int i;
> +
> + for (i = 0; i < adev->sdma.num_instances; i++) {
> + if (ring == >sdma.instance[i].ring ||
> + ring == >sdma.instance[i].page) {
> + *index = i;
> + return 0;
> + }
> + }
> +
> + return -EINVAL;
> +}
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
> index 664f549..16b1a6a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
> @@ -95,5 +95,6 @@ struct amdgpu_buffer_funcs {
>   
>   struct amdgpu_sdma_instance *
>   amdgpu_sdma_get_instance_from_ring(struct amdgpu_ring *ring);
> +int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t 
> *index);
>   
>   #endif
___
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

[PATCH 2/2] drm/amdgpu: Add helper function to get sdma index

2018-10-31 Thread Rex Zhu 
Get the sdma index from ring

v2: refine function name

Signed-off-by: Rex Zhu 
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c | 16 
 drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h |  1 +
 2 files changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
index c912230..115bb0c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
@@ -40,3 +40,19 @@ struct amdgpu_sdma_instance 
*amdgpu_sdma_get_instance_from_ring(struct amdgpu_ri
 
return NULL;
 }
+
+int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t *index)
+{
+   struct amdgpu_device *adev = ring->adev;
+   int i;
+
+   for (i = 0; i < adev->sdma.num_instances; i++) {
+   if (ring == >sdma.instance[i].ring ||
+   ring == >sdma.instance[i].page) {
+   *index = i;
+   return 0;
+   }
+   }
+
+   return -EINVAL;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
index 664f549..16b1a6a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h
@@ -95,5 +95,6 @@ struct amdgpu_buffer_funcs {
 
 struct amdgpu_sdma_instance *
 amdgpu_sdma_get_instance_from_ring(struct amdgpu_ring *ring);
+int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t *index);
 
 #endif
-- 
1.9.1

___
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx