From: Christian König Date: Tue, 23 Aug 2016 09:00:17 +0000 (+0200) Subject: drm/amdgpu: use memcpy_to/fromio for UVD fw upload X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ba0b2275a6781b2f3919d931d63329b5548f6d5f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/amdgpu: use memcpy_to/fromio for UVD fw upload Also use the firmware size from the header instead of calculating it. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index af408b6c6e05..cc766cc53a87 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -298,7 +298,7 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev) if (!adev->uvd.saved_bo) return -ENOMEM; - memcpy(adev->uvd.saved_bo, ptr, size); + memcpy_fromio(adev->uvd.saved_bo, ptr, size); return 0; } @@ -315,7 +315,7 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev) ptr = adev->uvd.cpu_addr; if (adev->uvd.saved_bo != NULL) { - memcpy(ptr, adev->uvd.saved_bo, size); + memcpy_toio(ptr, adev->uvd.saved_bo, size); kfree(adev->uvd.saved_bo); adev->uvd.saved_bo = NULL; } else { @@ -324,11 +324,11 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev) hdr = (const struct common_firmware_header *)adev->uvd.fw->data; offset = le32_to_cpu(hdr->ucode_array_offset_bytes); - memcpy(adev->uvd.cpu_addr, (adev->uvd.fw->data) + offset, - (adev->uvd.fw->size) - offset); + memcpy_toio(adev->uvd.cpu_addr, adev->uvd.fw->data + offset, + le32_to_cpu(hdr->ucode_size_bytes)); size -= le32_to_cpu(hdr->ucode_size_bytes); ptr += le32_to_cpu(hdr->ucode_size_bytes); - memset(ptr, 0, size); + memset_io(ptr, 0, size); } return 0;