[PATCH 1/7] drm/radeon: stop using pages with drm_prime_sg_to_page_addr_arrays v2

Christian König ckoenig.leichtzumerken at gmail.com
Fri Nov 27 14:11:05 UTC 2020


Ping? Daniel any more ideas on this or should we push it?

Thanks,
Christian.

Am 25.11.20 um 13:59 schrieb Christian König:
> This is deprecated.
>
> v2: also use ttm_sg_tt_init to avoid allocating the page array.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>
> ---
>   drivers/gpu/drm/radeon/radeon_ttm.c | 11 ++++++-----
>   1 file changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
> index 0ca381b95d3d..5d00b3dff388 100644
> --- a/drivers/gpu/drm/radeon/radeon_ttm.c
> +++ b/drivers/gpu/drm/radeon/radeon_ttm.c
> @@ -401,8 +401,8 @@ static int radeon_ttm_tt_pin_userptr(struct ttm_bo_device *bdev, struct ttm_tt *
>   	if (r)
>   		goto release_sg;
>   
> -	drm_prime_sg_to_page_addr_arrays(ttm->sg, ttm->pages,
> -					 gtt->ttm.dma_address, ttm->num_pages);
> +	drm_prime_sg_to_page_addr_arrays(ttm->sg, NULL, gtt->ttm.dma_address,
> +					 ttm->num_pages);
>   
>   	return 0;
>   
> @@ -542,7 +542,7 @@ static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
>   	else
>   		caching = ttm_cached;
>   
> -	if (ttm_dma_tt_init(&gtt->ttm, bo, page_flags, caching)) {
> +	if (ttm_sg_tt_init(&gtt->ttm, bo, page_flags, caching)) {
>   		kfree(gtt);
>   		return NULL;
>   	}
> @@ -580,8 +580,9 @@ static int radeon_ttm_tt_populate(struct ttm_bo_device *bdev,
>   	}
>   
>   	if (slave && ttm->sg) {
> -		drm_prime_sg_to_page_addr_arrays(ttm->sg, ttm->pages,
> -						 gtt->ttm.dma_address, ttm->num_pages);
> +		drm_prime_sg_to_page_addr_arrays(ttm->sg, NULL,
> +						 gtt->ttm.dma_address,
> +						 ttm->num_pages);
>   		return 0;
>   	}
>   



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