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drm/i915: fix pipeconf dither bit definitions

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Make them match the others and add BPP definitions.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Jesse Barnes 2010-09-07 14:48:05 -07:00 committed by Chris Wilson
parent dd2575ffbd
commit 4f0d1aff79
2 changed files with 15 additions and 9 deletions
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16
drivers/gpu/drm/i915/i915_reg.h
View File

@ -2078,11 +2078,6 @@
/* Display & cursor control */
/* dithering flag on Ironlake */
#define PIPE_ENABLE_DITHER (1 << 4)
#define PIPE_DITHER_TYPE_MASK (3 << 2)
#define PIPE_DITHER_TYPE_SPATIAL (0 << 2)
#define PIPE_DITHER_TYPE_ST01 (1 << 2)
/* Pipe A */
#define PIPEADSL 0x70000
#define DSL_LINEMASK 0x00000fff
@ -2101,6 +2096,17 @@
#define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
#define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
#define PIPECONF_CXSR_DOWNCLOCK (1<<16)
#define PIPECONF_BPP_MASK (0x000000e0)
#define PIPECONF_BPP_8 (0<<5)
#define PIPECONF_BPP_10 (1<<5)
#define PIPECONF_BPP_6 (2<<5)
#define PIPECONF_BPP_12 (3<<5)
#define PIPECONF_DITHER_EN (1<<4)
#define PIPECONF_DITHER_TYPE_MASK (0x0000000c)
#define PIPECONF_DITHER_TYPE_SP (0<<2)
#define PIPECONF_DITHER_TYPE_ST1 (1<<2)
#define PIPECONF_DITHER_TYPE_ST2 (2<<2)
#define PIPECONF_DITHER_TYPE_TEMP (3<<2)
#define PIPEASTAT 0x70024
#define PIPE_FIFO_UNDERRUN_STATUS (1UL<<31)
#define PIPE_CRC_ERROR_ENABLE (1UL<<29)

8
drivers/gpu/drm/i915/intel_display.c
View File

@ -3910,8 +3910,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
}
if (HAS_PCH_SPLIT(dev)) {
pipeconf &= ~PIPE_ENABLE_DITHER;
pipeconf &= ~PIPE_DITHER_TYPE_MASK;
pipeconf &= ~PIPECONF_DITHER_EN;
pipeconf &= ~PIPECONF_DITHER_TYPE_MASK;
}
/* The LVDS pin pair needs to be on before the DPLLs are enabled.
@ -3955,8 +3955,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
if (IS_I965G(dev)) {
if (dev_priv->lvds_dither) {
if (HAS_PCH_SPLIT(dev)) {
pipeconf |= PIPE_ENABLE_DITHER;
pipeconf |= PIPE_DITHER_TYPE_ST01;
pipeconf |= PIPECONF_DITHER_EN;
pipeconf |= PIPECONF_DITHER_TYPE_ST1;
} else
lvds |= LVDS_ENABLE_DITHER;
} else {