This is a note to let you know that I've just added the patch titled drm/amdgpu: fix bad address translation for sienna_cichlid to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-amdgpu-fix-bad-address-translation-for-sienna_ci.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit e6e9df5dbd808e64b428a8eecacbbed3f0b52bc1 Author: Stanley.Yang <Stanley.Yang@xxxxxxx> Date: Wed Jun 16 21:14:01 2021 +0800 drm/amdgpu: fix bad address translation for sienna_cichlid [ Upstream commit 6ec598cc9dfbf40433e94a2ed1a622e3ef80268b ] Signed-off-by: Stanley.Yang <Stanley.Yang@xxxxxxx> Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h index 183814493658..bda4438c3925 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h @@ -21,6 +21,11 @@ #ifndef __AMDGPU_UMC_H__ #define __AMDGPU_UMC_H__ +/* + * (addr / 256) * 4096, the higher 26 bits in ErrorAddr + * is the index of 4KB block + */ +#define ADDR_OF_4KB_BLOCK(addr) (((addr) & ~0xffULL) << 4) /* * (addr / 256) * 8192, the higher 26 bits in ErrorAddr * is the index of 8KB block diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c b/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c index 5665c77a9d58..afbbe9f05d5e 100644 --- a/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c +++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c @@ -233,7 +233,7 @@ static void umc_v8_7_query_error_address(struct amdgpu_device *adev, err_addr &= ~((0x1ULL << lsb) - 1); /* translate umc channel address to soc pa, 3 parts are included */ - retired_page = ADDR_OF_8KB_BLOCK(err_addr) | + retired_page = ADDR_OF_4KB_BLOCK(err_addr) | ADDR_OF_256B_BLOCK(channel_index) | OFFSET_IN_256B_BLOCK(err_addr);