On Mon, Sep 09, 2024 at 11:59:18AM +0300, Jouni Högander wrote:
> In commit "drm/i915/display: Increase number of fast wake precharge pulses"
> we were increasing Fast Wake sync pulse length to fix problems observed on
> Dell Precision 5490 laptop with AUO panel. Later we have observed this is
> causing problems on other panels.
>
> Fix these problems by increasing Fast Wake sync pulse length as a quirk
> applied for Dell Precision 5490 with problematic panel.
>
> Fixes: f77772866385 ("drm/i915/display: Increase number of fast wake precharge pulses")
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Closes: http://gitlab.freedesktop.org/drm/i915/kernel/-/issues/9739
> Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/2246
> Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11762
> Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx>
> Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx> # v6.10+
> Link: https://patchwork.freedesktop.org/patch/msgid/20240902064241.1020965-3-jouni.hogander@xxxxxxxxx
> (cherry picked from commit fcba2ed66b39252210f4e739722ebcc5398c2197)
> Requires: 43cf50eb1408 ("drm/i915/display: Add mechanism to use sink model when applying quirk")
> Signed-off-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> (cherry picked from commit a13494de53258d8cf82ed3bcd69176bbf7f2640e)
> ---
> drivers/gpu/drm/i915/display/intel_dp_aux.c | 16 +++++++++++-----
> drivers/gpu/drm/i915/display/intel_dp_aux.h | 2 +-
> drivers/gpu/drm/i915/display/intel_psr.c | 2 +-
> drivers/gpu/drm/i915/display/intel_quirks.c | 19 ++++++++++++++++++-
> drivers/gpu/drm/i915/display/intel_quirks.h | 1 +
> 5 files changed, 32 insertions(+), 8 deletions(-)
BOth now queued up, thanks.
greg k-h
