[PATCH 1/3] drm/amdgpu: change pointer of mqd_ptr to void

Christian König deathsimple at vodafone.de
Thu Feb 16 09:16:15 UTC 2017


Am 16.02.2017 um 08:25 schrieb Xiangliang Yu:
> vi_mqd is only used by VI family but mqd_ptr is common for all
> ASIC, so change the pointer to void.
>
> Signed-off-by: Xiangliang Yu <Xiangliang.Yu at amd.com>

Nice cleanup, patch is Reviewed-by: Christian König 
<christian.koenig at amd.com>.

Patch #2 and #3 are Acked-by: Christian König <christian.koenig at amd.com>.

Regards,
Christian.

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h |  2 +-
>   drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c    | 26 +++++++++++++++++---------
>   2 files changed, 18 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
> index 3fd4ce8..a1bfc4e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
> @@ -162,7 +162,7 @@ struct amdgpu_ring {
>   	u32			queue;
>   	struct amdgpu_bo	*mqd_obj;
>   	uint64_t                mqd_gpu_addr;
> -	struct vi_mqd           *mqd_ptr;
> +	void                    *mqd_ptr;
>   	u32			doorbell_index;
>   	bool			use_doorbell;
>   	unsigned		wptr_offs;
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> index 772c42b..2202f02 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> @@ -4940,8 +4940,10 @@ static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev)
>   	gfx_v8_0_cp_compute_enable(adev, true);
>   
>   	ring = &adev->gfx.kiq.ring;
> -	if (!amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr)) {
> -		r = gfx_v8_0_kiq_init_queue(ring, ring->mqd_ptr, ring->mqd_gpu_addr);
> +	if (!amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr)) {
> +		r = gfx_v8_0_kiq_init_queue(ring,
> +					    (struct vi_mqd *)ring->mqd_ptr,
> +					    ring->mqd_gpu_addr);
>   		amdgpu_bo_kunmap(ring->mqd_obj);
>   		ring->mqd_ptr = NULL;
>   		if (r)
> @@ -4952,8 +4954,10 @@ static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev)
>   
>   	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
>   		ring = &adev->gfx.compute_ring[i];
> -		if (!amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr)) {
> -			r = gfx_v8_0_kiq_init_queue(ring, ring->mqd_ptr, ring->mqd_gpu_addr);
> +		if (!amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr)) {
> +			r = gfx_v8_0_kiq_init_queue(ring,
> +						    (struct vi_mqd *)ring->mqd_ptr,
> +						    ring->mqd_gpu_addr);
>   			amdgpu_bo_kunmap(ring->mqd_obj);
>   			ring->mqd_ptr = NULL;
>   			if (r)
> @@ -7333,7 +7337,7 @@ static int gfx_v8_0_compute_mqd_soft_init(struct amdgpu_device *adev)
>   	if (!ring->mqd_obj) {
>   		r = amdgpu_bo_create_kernel(adev, sizeof(struct vi_mqd), PAGE_SIZE,
>   						AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
> -						&ring->mqd_gpu_addr, (void **)&ring->mqd_ptr);
> +						&ring->mqd_gpu_addr, &ring->mqd_ptr);
>   		if (r) {
>   			dev_warn(adev->dev, "failed to create ring mqd ob (%d)", r);
>   			return r;
> @@ -7352,7 +7356,7 @@ static int gfx_v8_0_compute_mqd_soft_init(struct amdgpu_device *adev)
>   		if (!ring->mqd_obj) {
>   			r = amdgpu_bo_create_kernel(adev, sizeof(struct vi_mqd), PAGE_SIZE,
>   							AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
> -							&ring->mqd_gpu_addr, (void **)&ring->mqd_ptr);
> +							&ring->mqd_gpu_addr, &ring->mqd_ptr);
>   			if (r) {
>   				dev_warn(adev->dev, "failed to create ring mqd ob (%d)", r);
>   				return r;
> @@ -7375,9 +7379,13 @@ static void gfx_v8_0_compute_mqd_soft_fini(struct amdgpu_device *adev)
>   
>   	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
>   		ring = &adev->gfx.compute_ring[i];
> -		amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, (void **)&ring->mqd_ptr);
> +		amdgpu_bo_free_kernel(&ring->mqd_obj,
> +				      &ring->mqd_gpu_addr,
> +				      &ring->mqd_ptr);
>   	}
>   
>   	ring = &adev->gfx.kiq.ring;
> -	amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, (void **)&ring->mqd_ptr);
> -}
> \ No newline at end of file
> +	amdgpu_bo_free_kernel(&ring->mqd_obj,
> +			      &ring->mqd_gpu_addr,
> +			      &ring->mqd_ptr);
> +}




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