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drm/i915: add WM_LINETIME registers

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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@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Eugeni Dodonov 2012-03-29 12:32:37 -03:00 committed by Daniel Vetter
parent 4dffc4043a
commit 69e94b7e09
1 changed files with 10 additions and 0 deletions
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10
drivers/gpu/drm/i915/i915_reg.h
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@ -4195,4 +4195,14 @@
#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_ */