diff options
| author | Alex Deucher <[email protected]> | 2023-09-20 17:27:58 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2023-09-26 21:00:22 +0000 |
| commit | de59b69932e64d77445d973a101d81d6e7e670c6 (patch) | |
| tree | 61ab332974d917a5d2fbf9c944687d8c4d601325 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | drm/amdgpu/gmc6-8: properly disable the AGP aperture (diff) | |
| download | kernel-de59b69932e64d77445d973a101d81d6e7e670c6.tar.gz kernel-de59b69932e64d77445d973a101d81d6e7e670c6.zip | |
drm/amdgpu/gmc: set a default disable value for AGP
To disable AGP, the start needs to be set to a higher
value than the end. Set a default disable value for
the AGP aperture and allow the IP specific GMC code
to enable it selectively be calling amdgpu_gmc_agp_location().
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index ab234bf0b2d4..a0023d157ffb 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1256,7 +1256,7 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_ agp_top = adev->gmc.agp_end >> 24; /* AGP aperture is disabled */ - if (agp_bot == agp_top) { + if (agp_bot > agp_top) { logical_addr_low = adev->gmc.fb_start >> 18; if (adev->apu_flags & AMD_APU_IS_RAVEN2) /* |