diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0841-drm-amdgpu-Make-VRAM-ptrace-access-work-for-non-cont.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0841-drm-amdgpu-Make-VRAM-ptrace-access-work-for-non-cont.patch | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0841-drm-amdgpu-Make-VRAM-ptrace-access-work-for-non-cont.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0841-drm-amdgpu-Make-VRAM-ptrace-access-work-for-non-cont.patch deleted file mode 100644 index 49a5455d..00000000 --- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0841-drm-amdgpu-Make-VRAM-ptrace-access-work-for-non-cont.patch +++ /dev/null @@ -1,43 +0,0 @@ -From 781b80ef6f547e6568a489d215351e87030cdb8d Mon Sep 17 00:00:00 2001 -From: Felix Kuehling <Felix.Kuehling@amd.com> -Date: Tue, 20 Jun 2017 17:59:29 -0400 -Subject: [PATCH 0841/4131] drm/amdgpu: Make VRAM ptrace access work for - non-contiguous - -Make it work for non-contiguous memory. This also fixes ptrace access -with non-0 VRAM locations where the MC address doesn't match the -physical address. - -Change-Id: I2651ee47c661595d514a85d4122934561aedfc25 -Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 11 +++++++++-- - 1 file changed, 9 insertions(+), 2 deletions(-) - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c -index bb3cfe3..57904b9 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c -@@ -1574,10 +1574,17 @@ static int amdgpu_ttm_bo_access_vram(struct amdgpu_bo *abo, - void *buf, int len, int write) - { - struct amdgpu_device *adev = amdgpu_ttm_adev(abo->tbo.bdev); -- uint64_t pos = amdgpu_bo_gpu_offset(abo) + offset; -+ struct drm_mm_node *nodes = abo->tbo.mem.mm_node; - uint32_t value = 0; -- unsigned long flags; - int result = 0; -+ uint64_t pos; -+ unsigned long flags; -+ -+ while (offset >= (nodes->size << PAGE_SHIFT)) { -+ offset -= nodes->size << PAGE_SHIFT; -+ ++nodes; -+ } -+ pos = (nodes->start << PAGE_SHIFT) + offset; - - while (len && pos < adev->mc.mc_vram_size) { - uint64_t aligned_pos = pos & ~(uint64_t)3; --- -2.7.4 - |