kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c, branch linux-rolling-stable

drm/amd/pm: Remove unneeded legacy DPM related code.

2025-09-15T20:52:50Z

This code isn't needed anymore as we collect the same information into pm_display_cfg instead. Signed-off-by: Timur Kristóf Signed-off-by: Alex Deucher

drm/amdgpu: Add vbios build number interface

2025-09-05T21:38:40Z

Fetch VBIOS build number from atom rom image. Add a sysfs interface to read the build number. Signed-off-by: Lijo Lazar Acked-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: add OEM i2c bus for polaris chips

2025-02-13T02:02:54Z

It uses the VGADCC bus. DC doesn't use this bus, so it is safe to add it here. Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher

drm/amdgpu/atombios: drop empty function

2025-02-13T02:02:54Z

This was leftover from when amdgpu was forked from radeon. The function is empty so drop it. Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher

drm/amdgpu: check return for setting engine dram timings

2024-09-26T21:06:18Z

This resolves the unchecded return value warning reported by Coverity. Signed-off-by: Tim Huang Reviewed-by: Jesse Zhang Signed-off-by: Alex Deucher

drm/amdgpu: fix unchecked return value warning for amdgpu_atombios

2024-08-06T15:11:03Z

This resolves the unchecded return value warning reported by Coverity. Signed-off-by: Tim Huang Reviewed-by: Jesse Zhang Signed-off-by: Alex Deucher

drm/amdgpu: fix mc_data out-of-bounds read warning

2024-05-08T19:17:07Z

Clear warning that read mc_data[i-1] may out-of-bounds. Signed-off-by: Tim Huang Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: check PS, WS index

2024-01-15T23:35:37Z

Theoretically, it would be possible for a buggy or malicious VBIOS to overwrite past the bounds of the passed parameters (or its own workspace); add bounds checking to prevent this from happening. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3093 Signed-off-by: Alexander Richards Signed-off-by: Alex Deucher

Revert "drm/amdgpu: Report vbios version instead of PN"

2023-09-20T21:26:15Z

This reverts commit 7748ce5b69581325cae40c2134088820f0957902. vbios_version sysfs node is used to identify Part Number also. Revert to the same so that it doesn't break scripts/software which parse this. Signed-off-by: Lijo Lazar Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher

drm/amdgpu: Report vbios version instead of PN

2023-08-07T21:14:09Z

Report VBIOS version in vbios_version sysfs node instead of part number. Part number remains constant for a SKU type. Signed-off-by: Lijo Lazar Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher