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| author | JinZe.Xu <JinZe.Xu@amd.com> | 2022-03-10 17:20:34 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-03-15 14:41:03 -0400 |
| commit | a0248d543bbf2a977e7e6d9966ce8d96f6e5c358 (patch) | |
| tree | 6e3ae985515b05f3eee0ba0dc257ca5e71d96fb0 /drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | |
| parent | 436afdfa35dc8aaf43959593f6c433d0ad29abc3 (diff) | |
| download | linux-a0248d543bbf2a977e7e6d9966ce8d96f6e5c358.tar.gz linux-a0248d543bbf2a977e7e6d9966ce8d96f6e5c358.tar.bz2 linux-a0248d543bbf2a977e7e6d9966ce8d96f6e5c358.zip | |
drm/amd/display: Add I2C escape to support query device exist.
[How]
1. Search OEM I2C info from BIOS and compare with input parameter.
2. If BIOS doesn't record it, just try to read one byte.
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: JinZe.Xu <JinZe.Xu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c')
0 files changed, 0 insertions, 0 deletions