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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2023-01-19 10:56:12 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2023-01-19 10:56:12 +0100 |
| commit | 6f84981772535e670e4e2df051a672af229b6694 (patch) | |
| tree | 407cec2ba38b75fc2a1bdefae5b6d3c6405be435 /drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c | |
| parent | cba83c1fc38612c3d2c7b1bfed9d882e4848fb0d (diff) | |
| parent | 0b45ac1170ea6416bc1d36798414c04870cd356d (diff) | |
| download | linux-6f84981772535e670e4e2df051a672af229b6694.tar.gz linux-6f84981772535e670e4e2df051a672af229b6694.tar.bz2 linux-6f84981772535e670e4e2df051a672af229b6694.zip | |
Merge drm/drm-next into drm-misc-next
Backmerging into drm-misc-next to get DRM accelerator infrastructure,
which is required by ipuv driver.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c index e4b99ba903a0..6be30dcb029d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c @@ -329,7 +329,6 @@ static void amdgpu_connector_free_edid(struct drm_connector *connector) kfree(amdgpu_connector->edid); amdgpu_connector->edid = NULL; - drm_connector_update_edid_property(connector, NULL); } static int amdgpu_connector_ddc_get_modes(struct drm_connector *connector) @@ -999,13 +998,33 @@ amdgpu_connector_dvi_detect(struct drm_connector *connector, bool force) } } + if (amdgpu_connector->detected_hpd_without_ddc) { + force = true; + amdgpu_connector->detected_hpd_without_ddc = false; + } + if (!force && amdgpu_connector_check_hpd_status_unchanged(connector)) { ret = connector->status; goto exit; } - if (amdgpu_connector->ddc_bus) + if (amdgpu_connector->ddc_bus) { dret = amdgpu_display_ddc_probe(amdgpu_connector, false); + + /* Sometimes the pins required for the DDC probe on DVI + * connectors don't make contact at the same time that the ones + * for HPD do. If the DDC probe fails even though we had an HPD + * signal, try again later + */ + if (!dret && !force && + amdgpu_display_hpd_sense(adev, amdgpu_connector->hpd.hpd)) { + DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n"); + amdgpu_connector->detected_hpd_without_ddc = true; + schedule_delayed_work(&adev->hotplug_work, + msecs_to_jiffies(1000)); + goto exit; + } + } if (dret) { amdgpu_connector->detected_by_load = false; amdgpu_connector_free_edid(connector); |