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authorAyushi Makhija <[email protected]>2025-05-05 09:42:44 +0000
committerDmitry Baryshkov <[email protected]>2025-05-05 14:23:34 +0000
commit366ca0bcc953a4a8a9c9ce2133e6843730210049 (patch)
treebcd55a1c04635bfae39520df2fdfb1189a5a6d6d /drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
parentdrm/bridge: anx7625: fix drm_bridge ops flags to support hot-plugging (diff)
downloadkernel-366ca0bcc953a4a8a9c9ce2133e6843730210049.tar.gz
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drm/bridge: anx7625: fix anx7625_sink_detect() to return correct hpd status
In the anx7625_sink_detect(), the device is checked to see if it is a panel bridge, and it always sends a "connected" status to the connector. When adding the DP port on port 1 of the anx7625, it incorrectly treats it as a panel bridge and sends an always "connected" status. Instead of checking the status on the panel bridge, it's better to check the hpd_status for connectors that supports hot-plugging. This way, it verifies the hpd_status variable before sending the status to the connector. In case of eDP, anx7625_bridge_detect() will not get called because the bridge->ops condition in anx7625_link_bridge() will not be satisfied. Since anx7625_sink_detect() is called from anx7625_bridge_detect(), this results in the sink_detect logic not being executed for eDP. Signed-off-by: Ayushi Makhija <[email protected]> Reviewed-by: Dmitry Baryshkov <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Dmitry Baryshkov <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c')
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