[Intel-gfx] [PATCH 21/41] drm/i915: add WM_LINETIME registers

Eugeni Dodonov eugeni.dodonov at intel.com
Thu Mar 29 17:32:37 CEST 2012


Watermark line time registers for display low power watermark.

v2: improve bit names as suggested by Chris Wilson

Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 7b6754d..d9df228 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4027,4 +4027,14 @@
 #define  LCPLL_CD_CLOCK_DISABLE	(1<<25)
 #define  LCPLL_CD2X_CLOCK_DISABLE	(1<<23)
 
+/* Pipe WM_LINETIME - watermark line time */
+#define PIPE_WM_LINETIME_A		0x45270
+#define PIPE_WM_LINETIME_B		0x45274
+#define PIPE_WM_LINETIME(pipe) _PIPE(pipe, \
+					PIPE_WM_LINETIME_A, \
+					PIPE_WM_LINETIME_A)
+#define   PIPE_WM_LINETIME_MASK		(0x1ff)
+#define   PIPE_WM_LINETIME_TIME(x)			((x))
+#define   PIPE_WM_LINETIME_IPS_LINETIME_MASK	(0x1ff<<16)
+#define   PIPE_WM_LINETIME_IPS_LINETIME(x)		((x)<<16)
 #endif /* _I915_REG_H_ */
-- 
1.7.9.5




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