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drm/i915: add inte_crt->adpa_reg

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

Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-07-11 16:27:57 +02:00
parent a7e806de4e
commit 540a895004
2 changed files with 17 additions and 7 deletions
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1
drivers/gpu/drm/i915/i915_reg.h
View File

@ -1552,6 +1552,7 @@
/* 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

23
drivers/gpu/drm/i915/intel_crt.c
View File

@ -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)
@ -675,6 +677,13 @@ 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);