linux/drivers/gpu/drm/amd
David Galiffi a51d9f8fe7 drm/amd/display: Fixed kernel panic when booting with DP-to-HDMI dongle
[Why]
In dc_link_is_dp_sink_present, if dal_ddc_open fails, then
dal_gpio_destroy_ddc is called, destroying pin_data and pin_clock. They
are created only on dc_construct, and next aux access will cause a panic.

[How]
Instead of calling dal_gpio_destroy_ddc, call dal_ddc_close.

Signed-off-by: David Galiffi <David.Galiffi@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-12-05 18:16:37 -05:00
..
acp treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
amdgpu drm/amdgpu: add cache flush workaround to gfx8 emit_fence 2019-12-05 17:54:55 -05:00
amdkfd amdgpu: Enable KFD on POWER systems 2019-11-26 12:24:53 -05:00
display drm/amd/display: Fixed kernel panic when booting with DP-to-HDMI dongle 2019-12-05 18:16:37 -05:00
include drm/amd/powerplay: support xgmi pstate setting on powerplay routine V2 2019-11-06 16:27:46 -05:00
powerplay drm/amdgpu: add header line for power profile on Arcturus 2019-12-05 17:54:41 -05:00