diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0956-drm-amd-amdgpu-Support-VM-environments-in-amdgpu_ttm.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0956-drm-amd-amdgpu-Support-VM-environments-in-amdgpu_ttm.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0956-drm-amd-amdgpu-Support-VM-environments-in-amdgpu_ttm.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0956-drm-amd-amdgpu-Support-VM-environments-in-amdgpu_ttm.patch new file mode 100644 index 00000000..87b71716 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0956-drm-amd-amdgpu-Support-VM-environments-in-amdgpu_ttm.patch @@ -0,0 +1,38 @@ +From 93e7411a23655e2de4a126d2d5e347881053ba98 Mon Sep 17 00:00:00 2001 +From: Tom St Denis <tom.stdenis@amd.com> +Date: Thu, 14 Sep 2017 08:57:26 -0400 +Subject: [PATCH 0956/4131] drm/amd/amdgpu: Support VM environments in + amdgpu_ttm_access_memory() + +Signed-off-by: Tom St Denis <tom.stdenis@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +index 5427cac..a95bbc2 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +@@ -1244,14 +1244,14 @@ static int amdgpu_ttm_access_memory(struct ttm_buffer_object *bo, + } + + spin_lock_irqsave(&adev->mmio_idx_lock, flags); +- WREG32(mmMM_INDEX, ((uint32_t)aligned_pos) | 0x80000000); +- WREG32(mmMM_INDEX_HI, aligned_pos >> 31); ++ WREG32_NO_KIQ(mmMM_INDEX, ((uint32_t)aligned_pos) | 0x80000000); ++ WREG32_NO_KIQ(mmMM_INDEX_HI, aligned_pos >> 31); + if (!write || mask != 0xffffffff) +- value = RREG32(mmMM_DATA); ++ value = RREG32_NO_KIQ(mmMM_DATA); + if (write) { + value &= ~mask; + value |= (*(uint32_t *)buf << shift) & mask; +- WREG32(mmMM_DATA, value); ++ WREG32_NO_KIQ(mmMM_DATA, value); + } + spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); + if (!write) { +-- +2.7.4 + |