On 2020-05-07 4:27 p.m., Sasha Levin wrote:
From: Marek Olšák marek.olsak@amd.com
[ Upstream commit 9017a4897a20658f010bebea825262963c10afa6 ]
This fixes GPU hangs due to cache coherency issues. Bump the driver version. Split out from the original patch.
Signed-off-by: Marek Olšák marek.olsak@amd.com Reviewed-by: Christian König christian.koenig@amd.com Tested-by: Pierre-Eric Pelloux-Prayer pierre-eric.pelloux-prayer@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 42f4febe24c6d..8d45a2b662aeb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -85,9 +85,10 @@
- 3.34.0 - Non-DC can flip correctly between buffers with different pitches
- 3.35.0 - Add drm_amdgpu_info_device::tcc_disabled_mask
- 3.36.0 - Allow reading more status registers on si/cik
*/
- 3.37.0 - L2 is invalidated before SDMA IBs, needed for correctness
#define KMS_DRIVER_MAJOR 3 -#define KMS_DRIVER_MINOR 36 +#define KMS_DRIVER_MINOR 37 #define KMS_DRIVER_PATCHLEVEL 0 int amdgpu_vram_limit = 0;
This requires the parent commit fdf83646c0542ecfb9adc4db8f741a1f43dca058 "drm/amdgpu: invalidate L2 before SDMA IBs (v2)". KMS_DRIVER_MINOR is bumped to signal to userspace the fix in that commit is present.