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authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2017-03-08 13:00:07 +0100
committerJani Nikula <jani.nikula@intel.com>2017-03-13 17:30:26 +0200
commit3a0d137de035cc8c70194d9988ded61825b5ff8a (patch)
tree4640f6029dfeca7c98cc33585647ac1bb69afe65 /drivers/scsi/imm.h
parentaac66bf5f916f645bd57029490a72c3f91f2c274 (diff)
downloadlinux-3a0d137de035cc8c70194d9988ded61825b5ff8a.tar.bz2
drm/i915: Nuke skl_update_plane debug message from the pipe update critical section
printks are slow so we should not be doing them from the vblank evade critical section. These could explain why we sometimes seem to blow past our 100 usec deadline. The problem has been there ever since commit c331879ce8ea ("drm/i915: skylake sprite plane scaling using shared scalers.") but it may not have been readily visible until commit e1edbd44e23b ("drm/i915: Complain if we take too long under vblank evasion.") increased our chances of noticing it. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1488974407-25175-1-git-send-email-maarten.lankhorst@linux.intel.com Fixes: c331879ce8ea ("drm/i915: skylake sprite plane scaling using shared scalers") Cc: <stable@vger.kernel.org> # v4.2+ Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> [mlankhorst: Add missing tags, point to the correct offending commit] (cherry picked from commit d38146b9ee16264ff9a88bf3391ab9f2f5af3646) Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/scsi/imm.h')
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