On Mon, Apr 15, 2019 at 03:58:37PM +0300, Jani Nikula wrote:
> commit 21635d7311734d2d1b177f8a95e2f9386174b76d upstream.
>
> Commit 7769db588384 ("drm/i915/dp: optimize eDP 1.4+ link config fast
> and narrow") started to optize the eDP 1.4+ link config, both per spec
> and as preparation for display stream compression support.
>
> Sadly, we again face panels that flat out fail with parameters they
> claim to support. Revert, and go back to the drawing board.
>
> v2: Actually revert to max params instead of just wide-and-slow.
>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109959
> Fixes: 7769db588384 ("drm/i915/dp: optimize eDP 1.4+ link config fast and
> narrow")
> Cc: Ville Syrjälä <[email protected]>
> Cc: Manasi Navare <[email protected]>
> Cc: Rodrigo Vivi <[email protected]>
> Cc: Matt Atwood <[email protected]>
> Cc: "Lee, Shawn C" <[email protected]>
> Cc: Dave Airlie <[email protected]>
> Cc: [email protected]
> Cc: <[email protected]> # v5.0+
> Reviewed-by: Rodrigo Vivi <[email protected]>
> Reviewed-by: Manasi Navare <[email protected]>
> Tested-by: Albert Astals Cid <[email protected]> # v5.0 backport
> Tested-by: Emanuele Panigati <[email protected]> # v5.0 backport
> Tested-by: Matteo Iervasi <[email protected]> # v5.0 backport
> Signed-off-by: Jani Nikula <[email protected]>
> Link:
> https://patchwork.freedesktop.org/patch/msgid/[email protected]
> (cherry picked from commit f11cb1c19ad0563b3c1ea5eb16a6bac0e401f428)
> Signed-off-by: Rodrigo Vivi <[email protected]>
> ---
> drivers/gpu/drm/i915/intel_dp.c | 69 +++++----------------------------
> 1 file changed, 10 insertions(+), 59 deletions(-)
Now queued up, thanks.
greg k-h
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