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drm/i915: Disable PSR in Apple panels

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i915 yet don't support PSR in Apple panels, so lets keep it disabled
while we work on that.

v2: Renamed DP_DPCD_QUIRK_PSR_NOT_CURRENTLY_SUPPORTED to
DP_DPCD_QUIRK_NO_PSR (Ville)

v3:
Adding documentation to DP_DPCD_QUIRK_NO_PSR(Dhinakaran and Jani)
Fixed typo in comment of the new quirk entry(Jani)

Fixes: 598c6cfe06 (drm/i915/psr: Enable PSR1 on gen-9+ HW)
Cc: Jani Nikula <[email protected]>
Cc: Ville Syrjälä <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Cc: Dhinakaran Pandiyan <[email protected]>
Reviewed-by: Dhinakaran Pandiyan <[email protected]>
Signed-off-by: José Roberto de Souza <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 7c5c641a93)
Signed-off-by: Jani Nikula <[email protected]>
This commit is contained in:
José Roberto de Souza 2018-12-03 16:33:55 -08:00 • committed by Jani Nikula
commit 1035f4a65f
3 changed files with 15 additions and 0 deletions
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7
include/drm/drm_dp_helper.h
View file

@ -1365,6 +1365,13 @@ enum drm_dp_quirk {
* to 16 bits. So will give a constant value (0x8000) for compatability.
*/
DP_DPCD_QUIRK_CONSTANT_N,
/**
* @DP_DPCD_QUIRK_NO_PSR
*
* The device does not support PSR even if reports that it supports or
* driver still need to implement proper handling for such device.
*/
DP_DPCD_QUIRK_NO_PSR,
};
/**