diff options
| author | Zhenyu Wang <zhenyu.z.wang@intel.com> | 2009-03-04 19:36:02 +0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-03-27 15:12:14 -0700 |
| commit | d2d9f23240a7ec29a496ee072ffdf69c4f6cdc76 (patch) | |
| tree | d16bbef7d00ccf511d41fdc48832d88f4371e989 | |
| parent | 02c5dd985ddc5407aa9cc7e0f4456ca63b294f16 (diff) | |
drm/i915: TV mode_set sync up with 2D driver
Fix TV control save register for untouched bits, and color
knobs different definition for 945 and 965 chips.
Signed-off-by: Zhenyu Wang <zhenyu.z.wang@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_tv.c | 11 |
2 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 05b1894fa13d..377cc588f5e9 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -876,7 +876,7 @@ */ # define TV_ENC_C0_FIX (1 << 10) /** Bits that must be preserved by software */ -# define TV_CTL_SAVE ((3 << 8) | (3 << 6)) +# define TV_CTL_SAVE ((1 << 11) | (3 << 9) | (7 << 6) | 0xf) # define TV_FUSE_STATE_MASK (3 << 4) /** Read-only state that reports all features enabled */ # define TV_FUSE_STATE_ENABLED (0 << 4) diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 08c4034c44c3..7021798f98e9 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1135,7 +1135,8 @@ intel_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, if (!tv_mode) return; /* can't happen (mode_prepare prevents this) */ - tv_ctl = 0; + tv_ctl = I915_READ(TV_CTL); + tv_ctl &= TV_CTL_SAVE; switch (tv_priv->type) { default: @@ -1215,7 +1216,6 @@ intel_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, /* dda1 implies valid video levels */ if (tv_mode->dda1_inc) { scctl1 |= TV_SC_DDA1_EN; - scctl1 |= video_levels->burst << TV_BURST_LEVEL_SHIFT; } if (tv_mode->dda2_inc) @@ -1225,6 +1225,7 @@ intel_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, scctl1 |= TV_SC_DDA3_EN; scctl1 |= tv_mode->sc_reset; + scctl1 |= video_levels->burst << TV_BURST_LEVEL_SHIFT; scctl1 |= tv_mode->dda1_inc << TV_SCDDA1_INC_SHIFT; scctl2 = tv_mode->dda2_size << TV_SCDDA2_SIZE_SHIFT | @@ -1266,7 +1267,11 @@ intel_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, color_conversion->av); } - I915_WRITE(TV_CLR_KNOBS, 0x00606000); + if (IS_I965G(dev)) + I915_WRITE(TV_CLR_KNOBS, 0x00404000); + else + I915_WRITE(TV_CLR_KNOBS, 0x00606000); + if (video_levels) I915_WRITE(TV_CLR_LEVEL, ((video_levels->black << TV_BLACK_LEVEL_SHIFT) | |