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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-01-18 11:25:41 -0800 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2011-01-18 19:30:24 +0000 |
| commit | 4efe070896e1f7373c98a13713e659d1f5dee52a (patch) | |
| tree | fab6799395ea600cb71674919d978ef36d60783e /drivers/gpu/drm/i915/i915_reg.h | |
| parent | 1ffa325bac55982d72a61ccab1a4190501e37148 (diff) | |
| download | lwn-4efe070896e1f7373c98a13713e659d1f5dee52a.tar.gz lwn-4efe070896e1f7373c98a13713e659d1f5dee52a.zip | |
drm/i915: make the blitter report buffer modifications to the FBC unit
Without this change, blits to the front buffer won't invalidate FBC
state, causing us to scan out stale data. Make sure we update these
bits on every FBC enable, since they may get clobbered if we shut off
the display.
References: https://bugzilla.kernel.org/show_bug.cgi?id=26932
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
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 6abb15f13c2b..5cfc68940f17 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -513,6 +513,10 @@ #define GEN6_BLITTER_SYNC_STATUS (1 << 24) #define GEN6_BLITTER_USER_INTERRUPT (1 << 22) +#define GEN6_BLITTER_ECOSKPD 0x221d0 +#define GEN6_BLITTER_LOCK_SHIFT 16 +#define GEN6_BLITTER_FBC_NOTIFY (1<<3) + #define GEN6_BSD_SLEEP_PSMI_CONTROL 0x12050 #define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_MODIFY_MASK (1 << 16) #define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_DISABLE (1 << 0) |