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drm/i915: wire up do aux channel done interrupt 

Doesn't do anything yet than call dp_aux_irq_handler.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-12-01 13:53:47 +01:00
parent 2c438c0273
commit ce99c2569d
1 changed files with 23 additions and 5 deletions
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28
drivers/gpu/drm/i915/i915_irq.c
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@ -534,6 +534,11 @@ static void gmbus_irq_handler(struct drm_device *dev)
wake_up_all(&dev_priv->gmbus_wait_queue);
}
static void dp_aux_irq_handler(struct drm_device *dev)
{
DRM_DEBUG_DRIVER("AUX channel interrupt\n");
}
static irqreturn_t valleyview_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
@ -627,6 +632,9 @@ static void ibx_irq_handler(struct drm_device *dev, u32 pch_iir)
(pch_iir & SDE_AUDIO_POWER_MASK) >>
SDE_AUDIO_POWER_SHIFT);
if (pch_iir & SDE_AUX_MASK)
dp_aux_irq_handler(dev);
if (pch_iir & SDE_GMBUS)
gmbus_irq_handler(dev);
@ -671,7 +679,7 @@ static void cpt_irq_handler(struct drm_device *dev, u32 pch_iir)
SDE_AUDIO_POWER_SHIFT_CPT);
if (pch_iir & SDE_AUX_MASK_CPT)
DRM_DEBUG_DRIVER("AUX channel interrupt\n");
dp_aux_irq_handler(dev);
if (pch_iir & SDE_GMBUS_CPT)
gmbus_irq_handler(dev);
@ -712,6 +720,9 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg)
de_iir = I915_READ(DEIIR);
if (de_iir) {
if (de_iir & DE_AUX_CHANNEL_A_IVB)
dp_aux_irq_handler(dev);
if (de_iir & DE_GSE_IVB)
intel_opregion_gse_intr(dev);
@ -790,6 +801,9 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg)
else
snb_gt_irq_handler(dev, dev_priv, gt_iir);
if (de_iir & DE_AUX_CHANNEL_A)
dp_aux_irq_handler(dev);
if (de_iir & DE_GSE)
intel_opregion_gse_intr(dev);
@ -1858,7 +1872,8 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
/* enable kind of interrupts always enabled */
u32 display_mask = DE_MASTER_IRQ_CONTROL | DE_GSE | DE_PCH_EVENT |
DE_PLANEA_FLIP_DONE | DE_PLANEB_FLIP_DONE;
DE_PLANEA_FLIP_DONE | DE_PLANEB_FLIP_DONE |
DE_AUX_CHANNEL_A;
u32 render_irqs;
u32 hotplug_mask;
@ -1893,7 +1908,8 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
SDE_PORTB_HOTPLUG_CPT |
SDE_PORTC_HOTPLUG_CPT |
SDE_PORTD_HOTPLUG_CPT |
SDE_GMBUS_CPT);
SDE_GMBUS_CPT |
SDE_AUX_MASK_CPT);
} else {
hotplug_mask = (SDE_CRT_HOTPLUG |
SDE_PORTB_HOTPLUG |
@ -1930,7 +1946,8 @@ static int ivybridge_irq_postinstall(struct drm_device *dev)
DE_MASTER_IRQ_CONTROL | DE_GSE_IVB | DE_PCH_EVENT_IVB |
DE_PLANEC_FLIP_DONE_IVB |
DE_PLANEB_FLIP_DONE_IVB |
DE_PLANEA_FLIP_DONE_IVB;
DE_PLANEA_FLIP_DONE_IVB |
DE_AUX_CHANNEL_A_IVB;
u32 render_irqs;
u32 hotplug_mask;
@ -1960,7 +1977,8 @@ static int ivybridge_irq_postinstall(struct drm_device *dev)
SDE_PORTB_HOTPLUG_CPT |
SDE_PORTC_HOTPLUG_CPT |
SDE_PORTD_HOTPLUG_CPT |
SDE_GMBUS_CPT);
SDE_GMBUS_CPT |
SDE_AUX_MASK_CPT);
dev_priv->pch_irq_mask = ~hotplug_mask;
I915_WRITE(SDEIIR, I915_READ(SDEIIR));