diff options
| author |   Ben Widawsky <benjamin.widawsky@intel.com> | 2013-12-12 17:26:03 -0800 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-12-13 17:51:24 +0100 |
| commit | 63801f211c6eeb6def635ceee39d165e00fd6e09 (patch) | |
| tree | 46b597f444fb8aecec8647da2eea4fdf805e6d65 /drivers/gpu/drm/i915/i915_reg.h | |
| parent | drm/i915/bdw: Don't use forcewake needlessly (diff) | |
| download | linux-dev-63801f211c6eeb6def635ceee39d165e00fd6e09.tar.xz linux-dev-63801f211c6eeb6def635ceee39d165e00fd6e09.zip | |
drm/i915/bdw: Force all Data Cache Data Port access to be Non-Coherent
I stumbled on to some unimplemented errata. To be honest, I am not
really sure of the impact, just that the docs say to do.
No w/a name for this one.
v2: v1 was a stale thing which should have never seen the light of day.
(Haihao)
Cc: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index e8cc27cd9494..3259e83eb2c6 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4167,6 +4167,10 @@ #define GEN7_L3SQCREG4 0xb034 #define L3SQ_URB_READ_CAM_MATCH_DISABLE (1<<27) +/* GEN8 chicken */ +#define HDC_CHICKEN0 0x7300 +#define HDC_FORCE_NON_COHERENT (1<<4) + /* WaCatErrorRejectionIssue */ #define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG 0x9030 #define GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB (1<<11) |