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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-06-14 11:04:47 -0700 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-06-18 18:37:13 +0200 |
| commit | 0f846f81a154cc1818416918d22939bda73da194 (patch) | |
| tree | 154c45f64e16dcb511f1cffb30a44fc3519f635f /drivers/gpu/drm/i915/i915_reg.h | |
| parent | e080b915ecea3fff3e0d8d380a221677add419a5 (diff) | |
| download | lwn-0f846f81a154cc1818416918d22939bda73da194.tar.gz lwn-0f846f81a154cc1818416918d22939bda73da194.zip | |
drm/i915: disable RCBP and VDS unit clock gating on SNB and VLV
The RCBP workaround still applies on these chips, and we need VDS as well.
v2: remove MB boot fetch that snuck in (Daniel)
add workaround tags to comments for easier internal tracking (Daniel)
v3: only apply RCPB and VDS on SNB and VLV, IVB doesn't need them (Eugeni)
References: https://bugs.freedesktop.org/show_bug.cgi?id=50251
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@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 | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 60562f0c7018..e748f665a0d9 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4037,6 +4037,7 @@ # define GEN6_CSUNIT_CLOCK_GATE_DISABLE (1 << 7) #define GEN6_UCGCTL2 0x9404 +# define GEN7_VDSUNIT_CLOCK_GATE_DISABLE (1 << 30) # define GEN6_RCZUNIT_CLOCK_GATE_DISABLE (1 << 13) # define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE (1 << 12) # define GEN6_RCCUNIT_CLOCK_GATE_DISABLE (1 << 11) |