[PATCH 14/81] drm/i915: add inte_crt->adpa_reg

Daniel Vetter
2012-07-11T15:35:25Z

With the base addresses shifting around, this is easier to handle.
Also move to the real reg offset on vlv.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
drivers/gpu/drm/i915/i915_reg.h | 1 +
drivers/gpu/drm/i915/intel_crt.c | 23 ++++++++++++++++-------
2 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index c7e21bf..ae1f1b7 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1547,6 +1547,7 @@
/* VGA port control */
#define ADPA 0x61100
#define PCH_ADPA 0xe1100
+#define VLV_ADPA (VLV_DISPLAY_BASE + ADPA)

#define ADPA_DAC_ENABLE (1<<31)
#define ADPA_DAC_DISABLE 0
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 61d55d3..8babc10 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -47,6 +47,7 @@
struct intel_crt {
struct intel_encoder base;
bool force_hotplug_required;
+ u32 adpa_reg;
};

static struct intel_crt *intel_attached_crt(struct drm_connector *connector)
@@ -55,6 +56,11 @@ static struct intel_crt *intel_attached_crt(struct drm_connector *connector)
struct intel_crt, base);
}

+static struct intel_crt *intel_encoder_to_crt(struct intel_encoder *encoder)
+{
+ return container_of(encoder, struct intel_crt, base);
+}
+
static void pch_crt_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
@@ -145,19 +151,15 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,

struct drm_device *dev = encoder->dev;
struct drm_crtc *crtc = encoder->crtc;
+ struct intel_crt *crt =
+ intel_encoder_to_crt(to_intel_encoder(encoder));
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_i915_private *dev_priv = dev->dev_private;
int dpll_md_reg;
u32 adpa, dpll_md;
- u32 adpa_reg;

dpll_md_reg = DPLL_MD(intel_crtc->pipe);

- if (HAS_PCH_SPLIT(dev))
- adpa_reg = PCH_ADPA;
- else
- adpa_reg = ADPA;
-
/*
* Disable separate mode multiplier used when cloning SDVO to CRT
* XXX this needs to be adjusted when we really are cloning
@@ -185,7 +187,7 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,
if (!HAS_PCH_SPLIT(dev))
I915_WRITE(BCLRPAT(intel_crtc->pipe), 0);

- I915_WRITE(adpa_reg, adpa);
+ I915_WRITE(crt->adpa_reg, adpa);
}

static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
@@ -682,6 +684,13 @@ void intel_crt_init(struct drm_device *dev)
else
encoder_helper_funcs = &gmch_encoder_funcs;

+ if (HAS_PCH_SPLIT(dev))
+ crt->adpa_reg = PCH_ADPA;
+ else if (IS_VALLEYVIEW(dev))
+ crt->adpa_reg = VLV_ADPA;
+ else
+ crt->adpa_reg = ADPA;
+
drm_encoder_helper_add(&crt->base.base, encoder_helper_funcs);
drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);

--
1.7.7.6