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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-06-14 11:04:50 -0700 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-06-18 18:41:47 +0200 |
| commit | e3f33d46fd917747e966f8e6d25f2940223ad1ee (patch) | |
| tree | 22cc564065251dfaed46c55d76f5f8d82c5386f4 /drivers/gpu/drm/i915/i915_reg.h | |
| parent | 6edaa7fcf287b92fb231a9e23cd6b5b0fc3dddb2 (diff) | |
| download | blackbird-op-linux-e3f33d46fd917747e966f8e6d25f2940223ad1ee.tar.gz blackbird-op-linux-e3f33d46fd917747e966f8e6d25f2940223ad1ee.zip | |
drm/i915: add L3 bank clock gating disable on VLV
Prevents a possible hang: WaDisableL3Bank2xClockGate.
v2: only apply to VLV, IVB doesn't need this anymore
References: https://bugs.freedesktop.org/show_bug.cgi?id=50245
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 | 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 5d7cf5f7e750..782e5d1dc218 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4043,6 +4043,9 @@ # define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE (1 << 12) # define GEN6_RCCUNIT_CLOCK_GATE_DISABLE (1 << 11) +#define GEN7_UCGCTL4 0x940c +#define GEN7_L3BANK2X_CLOCK_GATE_DISABLE (1<<25) + #define GEN6_RPNSWREQ 0xA008 #define GEN6_TURBO_DISABLE (1<<31) #define GEN6_FREQUENCY(x) ((x)<<25) |
