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drm/i915: Add intel_hpd_irq_uninstall()

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Add intel_hpd_irq_uninstall() which will cancel the hotplug re-enable
timer.

Also s/i915_reenable_hotplug_timer_func/intel_hpd_irq_reenable/

Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2014-01-17 13:43:51 +02:00 committed by Daniel Vetter
parent 1a5ef5b7b4
commit 3ca1cced9a
1 changed files with 11 additions and 6 deletions
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17
drivers/gpu/drm/i915/i915_irq.c
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@ -916,6 +916,11 @@ static void i915_hotplug_work_func(struct work_struct *work)
drm_kms_helper_hotplug_event(dev);
}
static void intel_hpd_irq_uninstall(struct drm_i915_private *dev_priv)
{
del_timer_sync(&dev_priv->hotplug_reenable_timer);
}
static void ironlake_rps_change_irq_handler(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@ -3050,7 +3055,7 @@ static void valleyview_irq_uninstall(struct drm_device *dev)
if (!dev_priv)
return;
del_timer_sync(&dev_priv->hotplug_reenable_timer);
intel_hpd_irq_uninstall(dev_priv);
for_each_pipe(pipe)
I915_WRITE(PIPESTAT(pipe), 0xffff);
@ -3073,7 +3078,7 @@ static void ironlake_irq_uninstall(struct drm_device *dev)
if (!dev_priv)
return;
del_timer_sync(&dev_priv->hotplug_reenable_timer);
intel_hpd_irq_uninstall(dev_priv);
I915_WRITE(HWSTAM, 0xffffffff);
@ -3474,7 +3479,7 @@ static void i915_irq_uninstall(struct drm_device * dev)
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int pipe;
del_timer_sync(&dev_priv->hotplug_reenable_timer);
intel_hpd_irq_uninstall(dev_priv);
if (I915_HAS_HOTPLUG(dev)) {
I915_WRITE(PORT_HOTPLUG_EN, 0);
@ -3730,7 +3735,7 @@ static void i965_irq_uninstall(struct drm_device * dev)
if (!dev_priv)
return;
del_timer_sync(&dev_priv->hotplug_reenable_timer);
intel_hpd_irq_uninstall(dev_priv);
I915_WRITE(PORT_HOTPLUG_EN, 0);
I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT));
@ -3747,7 +3752,7 @@ static void i965_irq_uninstall(struct drm_device * dev)
I915_WRITE(IIR, I915_READ(IIR));
}
static void i915_reenable_hotplug_timer_func(unsigned long data)
static void intel_hpd_irq_reenable(unsigned long data)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *)data;
struct drm_device *dev = dev_priv->dev;
@ -3794,7 +3799,7 @@ void intel_irq_init(struct drm_device *dev)
setup_timer(&dev_priv->gpu_error.hangcheck_timer,
i915_hangcheck_elapsed,
(unsigned long) dev);
setup_timer(&dev_priv->hotplug_reenable_timer, i915_reenable_hotplug_timer_func,
setup_timer(&dev_priv->hotplug_reenable_timer, intel_hpd_irq_reenable,
(unsigned long) dev_priv);
pm_qos_add_request(&dev_priv->pm_qos, PM_QOS_CPU_DMA_LATENCY, PM_QOS_DEFAULT_VALUE);