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| author |   Rafael Antognolli <rafael.antognolli@intel.com> | 2017-12-15 16:11:16 -0800 |
|---|---|---|
| committer |   Rodrigo Vivi <rodrigo.vivi@intel.com> | 2017-12-19 13:43:21 -0800 |
| commit | 01ab0f9216070f3337b3da8953a259072f5bd4f7 (patch) | |
| tree | c7a56343daa16220930b878ffe2fac67ab9f92c4 /drivers/gpu/drm/i915/i915_reg.h | |
| parent | drm/i915: Add pretty printer for modparams (diff) | |
| download | linux-dev-01ab0f9216070f3337b3da8953a259072f5bd4f7.tar.xz linux-dev-01ab0f9216070f3337b3da8953a259072f5bd4f7.zip | |
drm/i915: Implement WaDisableVFclkgate.
This workaround supposedly fixes some hangs in the VF unit.
Signed-off-by: Rafael Antognolli <rafael.antognolli@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171216001117.14232-1-rafael.antognolli@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 14ade8f88dcc..759c60095cbe 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3875,6 +3875,9 @@ enum { #define SARBUNIT_CLKGATE_DIS (1 << 5) #define RCCUNIT_CLKGATE_DIS (1 << 7) +#define UNSLICE_UNIT_LEVEL_CLKGATE _MMIO(0x9434) +#define VFUNIT_CLKGATE_DIS (1 << 20) + /* * Display engine regs */ |