From 463d2fe85b0eacb3760febe100994d4eb8fedde9 Mon Sep 17 00:00:00 2001 From: Michel Dänzer Date: Fri, 22 Jun 2018 18:54:03 +0200 Subject: drm/amdgpu: Add AMDGPU_GPU_PAGES_IN_CPU_PAGE define MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit To hopefully make the code dealing with GPU vs CPU pages a little clearer. Suggested-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Michel Dänzer Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index dd11b7313ca0..36113cb60ca2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -234,7 +234,7 @@ int amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset, } t = offset / AMDGPU_GPU_PAGE_SIZE; - p = t / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); + p = t / AMDGPU_GPU_PAGES_IN_CPU_PAGE; for (i = 0; i < pages; i++, p++) { #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS adev->gart.pages[p] = NULL; @@ -243,7 +243,7 @@ int amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset, if (!adev->gart.ptr) continue; - for (j = 0; j < (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); j++, t++) { + for (j = 0; j < AMDGPU_GPU_PAGES_IN_CPU_PAGE; j++, t++) { amdgpu_gmc_set_pte_pde(adev, adev->gart.ptr, t, page_base, flags); page_base += AMDGPU_GPU_PAGE_SIZE; @@ -282,7 +282,7 @@ int amdgpu_gart_map(struct amdgpu_device *adev, uint64_t offset, for (i = 0; i < pages; i++) { page_base = dma_addr[i]; - for (j = 0; j < (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); j++, t++) { + for (j = 0; j < AMDGPU_GPU_PAGES_IN_CPU_PAGE; j++, t++) { amdgpu_gmc_set_pte_pde(adev, dst, t, page_base, flags); page_base += AMDGPU_GPU_PAGE_SIZE; } @@ -319,7 +319,7 @@ int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset, #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS t = offset / AMDGPU_GPU_PAGE_SIZE; - p = t / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); + p = t / AMDGPU_GPU_PAGES_IN_CPU_PAGE; for (i = 0; i < pages; i++, p++) adev->gart.pages[p] = pagelist ? pagelist[i] : NULL; #endif -- cgit