mirror-linux/drivers/gpu/drm/amd/display
Tsung-hua Lin a6e1775da0 drm/amd/display: No display after resume from WB/CB
[why]
First MST sideband message returns AUX_RET_ERROR_HPD_DISCON
on certain intel platform. Aux transaction considered failure
if HPD unexpected pulled low. The actual aux transaction success
in such case, hence do not return error.

[how]
Not returning error when AUX_RET_ERROR_HPD_DISCON detected
on the first sideband message.

v2: squash in fix (Alex)

Reviewed-by: Jerry Zuo <Jerry.Zuo@amd.com>
Acked-by: Brian Chang <Brian.Chang@amd.com>
Signed-off-by: Tsung-hua Lin <Tsung-hua.Lin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2022-11-23 09:01:53 -05:00
..
amdgpu_dm drm/amd/display: No display after resume from WB/CB 2022-11-23 09:01:53 -05:00
dc drm/amd/display: Fix rotated cursor offset calculation 2022-11-23 09:01:53 -05:00
dmub drm/amd/display: Use set_vtotal_min_max to configure OTG VTOTAL 2022-10-10 17:32:55 -04:00
include drm/amd/display: Refactor LTTPR mode selection 2022-09-29 09:41:46 -04:00
modules drm/amd/display: fix transfer function passed to build_coefficients() 2022-10-11 11:33:31 -04:00
Kconfig drm/amdgpu/display: remove unneeded "default n" options 2022-09-13 14:32:58 -04:00
Makefile
TODO