| commit | 61bf9719fa170cd73b1937770d08cb062e070958 | [log] [tgz] |
|---|---|---|
| author | Mika Kuoppala <mika.kuoppala@linux.intel.com> | Thu Apr 12 17:58:02 2018 +0300 |
| committer | Mika Kuoppala <mika.kuoppala@linux.intel.com> | Fri Apr 13 10:11:17 2018 +0300 |
| tree | 235e22f8a09a1911e90fbfa63669c058f2eada37 | |
| parent | e53a1058395435b8801591361b2be18adda869ff [diff] |
drm/i915/cnl: Use mmio access to context status buffer Evidence indicates that Cannonlake HWSP is not coherent as it should. Revert to using mmio access for now. Testcase: igt/gem_ctx_switch References: https://bugs.freedesktop.org/show_bug.cgi?id=105888 Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Rafael Antognolli <rafael.antognolli@intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Acked-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20180412145802.23313-1-mika.kuoppala@linux.intel.com