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| author | Gwan-gyeong Mun <gwan-gyeong.mun@intel.com> | 2019-11-13 13:52:41 +0100 |
|---|---|---|
| committer | Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2019-11-13 14:00:10 +0100 |
| commit | 789c4aea3f08026360d026c0ea69b33797ac88c2 (patch) | |
| tree | a699ddcca8699e1919bc47681e62e322117189b2 /drivers/gpu/drm/i915/gem/i915_gem_context.c | |
| parent | drm/i915/execlists: Move reset_active() from schedule-out to schedule-in (diff) | |
| download | linux-789c4aea3f08026360d026c0ea69b33797ac88c2.tar.xz linux-789c4aea3f08026360d026c0ea69b33797ac88c2.zip | |
drm/i915: Split a setting of MSA to MST and SST
The setting of MSA is done by the DDI .pre_enable() hook. And when we are
using MST, the MSA is only set to first mst stream by calling of
DDI .pre_eanble() hook. It raies issues to non-first mst streams.
Wrong MSA or missed MSA packets might show scrambled screen or wrong
screen.
This splits a setting of MSA to MST and SST cases. And In the MST case it
will call a setting of MSA after an allocating of Virtual Channel from
MST encoder pre_enable callback.
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=112212
Fixes: 0c06fa156006 ("drm/i915/dp: Add support of BT.2020 Colorimetry to DP MSA")
Fixes: d4a415dcda35 ("drm/i915: Fix MST oops due to MSA changes")
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191106212636.502471-1-gwan-gyeong.mun@intel.com
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
[vsyrjala: nuke spurious newline]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
(cherry picked from commit bd8c9cca88765caee0dfa93967c6d8f16b4cbfb9)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191113125241.20547-1-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_context.c')
0 files changed, 0 insertions, 0 deletions