[Intel-gfx] [PATCH 04/14] drm/i915: use transcoder select bits on VGA and HDMI on CPT
Jesse Barnes
jbarnes at virtuousgeek.org
Wed Oct 19 17:12:05 CEST 2011
Required for 3 pipe functionality.
Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
---
drivers/gpu/drm/i915/intel_crt.c | 18 +++++++-----------
drivers/gpu/drm/i915/intel_hdmi.c | 10 ++++------
2 files changed, 11 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 451534c..fee0ad0 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -152,17 +152,13 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
adpa |= ADPA_VSYNC_ACTIVE_HIGH;
- if (intel_crtc->pipe == 0) {
- if (HAS_PCH_CPT(dev))
- adpa |= PORT_TRANS_A_SEL_CPT;
- else
- adpa |= ADPA_PIPE_A_SELECT;
- } else {
- if (HAS_PCH_CPT(dev))
- adpa |= PORT_TRANS_B_SEL_CPT;
- else
- adpa |= ADPA_PIPE_B_SELECT;
- }
+ /* For CPT allow 3 pipe config, for others just use A or B */
+ if (HAS_PCH_CPT(dev))
+ adpa |= PORT_TRANS_SEL_CPT(intel_crtc->pipe);
+ else if (intel_crtc->pipe == 0)
+ adpa |= ADPA_PIPE_A_SELECT;
+ else
+ adpa |= ADPA_PIPE_B_SELECT;
if (!HAS_PCH_SPLIT(dev))
I915_WRITE(BCLRPAT(intel_crtc->pipe), 0);
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 185c5aa..e7e716c 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -252,12 +252,10 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
intel_write_eld(encoder, adjusted_mode);
}
- if (intel_crtc->pipe == 1) {
- if (HAS_PCH_CPT(dev))
- sdvox |= PORT_TRANS_B_SEL_CPT;
- else
- sdvox |= SDVO_PIPE_B_SELECT;
- }
+ if (HAS_PCH_CPT(dev))
+ sdvox |= PORT_TRANS_SEL_CPT(intel_crtc->pipe);
+ else if (intel_crtc->pipe == 1)
+ sdvox |= SDVO_PIPE_B_SELECT;
I915_WRITE(intel_hdmi->sdvox_reg, sdvox);
POSTING_READ(intel_hdmi->sdvox_reg);
--
1.7.4.1
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