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authorChris Wilson <chris@chris-wilson.co.uk>2010-08-25 05:05:17 -0400
committerChris Wilson <chris@chris-wilson.co.uk>2010-09-08 05:23:27 -0400
commit6c9547ff354d867318d78094aa8e9cf5218851e2 (patch)
tree88907cc36767faa27ea8ea9171d4febac1216de6 /drivers/gpu/drm/i915/intel_drv.h
parent57cd6508da65adabcb14be6ba3b9370d750b647d (diff)
drm/i915/sdvo: Preserve pixel-multiplier
Store the pixel-multiplier on the adjusted mode and avoid modifying the requested mode. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 1ca3c9e2667a..64a7c87817d7 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -99,6 +99,24 @@
99#define INTEL_DVO_CHIP_TMDS 2 99#define INTEL_DVO_CHIP_TMDS 2
100#define INTEL_DVO_CHIP_TVOUT 4 100#define INTEL_DVO_CHIP_TVOUT 4
101 101
102/* drm_display_mode->private_flags */
103#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
104#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
105
106static inline void
107intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
108 int multiplier)
109{
110 mode->clock *= multiplier;
111 mode->private_flags |= multiplier;
112}
113
114static inline int
115intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
116{
117 return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK) >> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
118}
119
102struct intel_i2c_chan { 120struct intel_i2c_chan {
103 struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */ 121 struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
104 u32 reg; /* GPIO reg */ 122 u32 reg; /* GPIO reg */