From 4325198180e5aeff21f44ba32c9ec18d9dd3ba72 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Wed, 30 Mar 2016 10:54:16 +0200 Subject: [PATCH] drm/amdgpu: remove GART page addr array MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Not needed any more. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 - drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 22 ++++------------------ 2 files changed, 4 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 2ac07ebecfd1..e6f7bad735cc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -612,7 +612,6 @@ struct amdgpu_gart { unsigned num_cpu_pages; unsigned table_size; struct page **pages; - dma_addr_t *pages_addr; bool ready; const struct amdgpu_gart_funcs *gart_funcs; }; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 7312d729d300..a13603abed07 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -240,8 +240,7 @@ void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset, for (i = 0; i < pages; i++, p++) { if (adev->gart.pages[p]) { adev->gart.pages[p] = NULL; - adev->gart.pages_addr[p] = adev->dummy_page.addr; - page_base = adev->gart.pages_addr[p]; + page_base = adev->dummy_page.addr; if (!adev->gart.ptr) continue; @@ -287,10 +286,9 @@ int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset, p = t / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); for (i = 0; i < pages; i++, p++) { - adev->gart.pages_addr[p] = dma_addr[i]; adev->gart.pages[p] = pagelist[i]; if (adev->gart.ptr) { - page_base = adev->gart.pages_addr[p]; + page_base = dma_addr[i]; for (j = 0; j < (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); j++, t++) { amdgpu_gart_set_pte_pde(adev, adev->gart.ptr, t, page_base, flags); page_base += AMDGPU_GPU_PAGE_SIZE; @@ -312,7 +310,7 @@ int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset, */ int amdgpu_gart_init(struct amdgpu_device *adev) { - int r, i; + int r; if (adev->gart.pages) { return 0; @@ -336,16 +334,6 @@ int amdgpu_gart_init(struct amdgpu_device *adev) amdgpu_gart_fini(adev); return -ENOMEM; } - adev->gart.pages_addr = vzalloc(sizeof(dma_addr_t) * - adev->gart.num_cpu_pages); - if (adev->gart.pages_addr == NULL) { - amdgpu_gart_fini(adev); - return -ENOMEM; - } - /* set GART entry to point to the dummy page by default */ - for (i = 0; i < adev->gart.num_cpu_pages; i++) { - adev->gart.pages_addr[i] = adev->dummy_page.addr; - } return 0; } @@ -358,15 +346,13 @@ int amdgpu_gart_init(struct amdgpu_device *adev) */ void amdgpu_gart_fini(struct amdgpu_device *adev) { - if (adev->gart.pages && adev->gart.pages_addr && adev->gart.ready) { + if (adev->gart.pages && adev->gart.ready) { /* unbind pages */ amdgpu_gart_unbind(adev, 0, adev->gart.num_cpu_pages); } adev->gart.ready = false; vfree(adev->gart.pages); - vfree(adev->gart.pages_addr); adev->gart.pages = NULL; - adev->gart.pages_addr = NULL; amdgpu_dummy_page_fini(adev); } -- 2.20.1