diff options
| author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2017-08-22 16:58:28 -0700 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2017-10-16 11:16:16 -0700 |
| commit | e4ffc83d3fa7e51390a94303e06356d2d1d5b5ee (patch) | |
| tree | fe233e7de527ba8a756b2e52f9c9505f7e49d48c /drivers/gpu/drm/i915/i915_drv.h | |
| parent | 543d5e0ea181a3f92cbe19832bcf2e0ea26bfc22 (diff) | |
| download | lwn-e4ffc83d3fa7e51390a94303e06356d2d1d5b5ee.tar.gz lwn-e4ffc83d3fa7e51390a94303e06356d2d1d5b5ee.zip | |
drm/i915/cnl: WaRsUseTimeoutMode
Apparently RC6 residency is lower than expected
with EI mode for most of the cases on CNL A0, B0 and C0.
This Wa doesn't solve our lower residency, but I
believe it is better to have it since EI is not
expected to work by HW engineers anyways.
Cc: David Weinehall <david.weinehall@linux.intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170822235828.18322-1-rodrigo.vivi@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c7b2ca6aff05..d61936106e36 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3077,6 +3077,7 @@ intel_info(const struct drm_i915_private *dev_priv) #define CNL_REVID_A0 0x0 #define CNL_REVID_B0 0x1 +#define CNL_REVID_C0 0x2 #define IS_CNL_REVID(p, since, until) \ (IS_CANNONLAKE(p) && IS_REVID(p, since, until)) |