diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-10-22 21:56:43 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2019-10-29 21:50:24 -0700 |
| commit | 59cd826fb5e7889515bf5771e295e0624c348571 (patch) | |
| tree | 9744aa737b1cf996fb3418432b796506a77964be /drivers/gpu/drm/amd/display | |
| parent | dd7ebe6787328dec8b45f97c93d3dfdc4a4e4fde (diff) | |
drm/i915: Fix PCH reference clock for FDI on HSW/BDW
The change to skip the PCH reference initialization during fastboot
did end up breaking FDI. To fix that let's try to do the PCH reference
init whenever we're disabling a DPLL that was using said reference
previously.
Cc: stable@vger.kernel.org
Tested-by: Andrija <akijo97@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=112084
Fixes: b16c7ed95caf ("drm/i915: Do not touch the PCH SSC reference if a PLL is using it")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191022185643.1483-1-ville.syrjala@linux.intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
(cherry picked from commit dd5279c71405533d4ddbb9453effc60f0f5bf211)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
0 files changed, 0 insertions, 0 deletions