Revert "drm/i915/skl: New ddb allocation algorithm"
authorRodrigo Vivi <rodrigo.vivi@intel.com>
Tue, 13 Jun 2017 17:52:30 +0000 (10:52 -0700)
committerRodrigo Vivi <rodrigo.vivi@intel.com>
Thu, 15 Jun 2017 21:01:14 +0000 (14:01 -0700)
commit9a30a26122c3fb249a4f509fb2253de259e58cd0
treeb7dd08280cb058b7358081a8135e1fb253b40e5f
parent8a1deb329ffbdb049f6a475cf535644a81e80b55
Revert "drm/i915/skl: New ddb allocation algorithm"

This reverts commit bb9d85f6e9de8fef5236c076530eab67a2f2431b.

New ddb allocation algorithm is a show stopper on my SKL system.

Besides not be able to get external DP 4k@60 (through USB type C),
It fully hang my screen when unplugging the USB type C.

Bugzilla: https://patchwork.freedesktop.org/patch/161571/
Fixes: bb9d85f6e9de ("drm/i915/skl: New ddb allocation algorithm")
Cc: Mahesh Kumar <mahesh1.kumar@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1497376350-3400-1-git-send-email-rodrigo.vivi@intel.com
drivers/gpu/drm/i915/intel_pm.c