drm/i915: Remove NULL dev_priv checks from irq_uninstall

There should be no way to land in irq_uninstall without a
valid dev_priv. Let's kill off the remaining checks, which are
probably some kind of UMS leftovers. Not all the irq_uninstall
hooks even had them anymore.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170818183705.27850-10-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2017-08-18 21:36:58 +03:00
parent c30bb1fd38
commit 9515d7b8eb

View file

@ -3544,11 +3544,6 @@ static int cherryview_irq_postinstall(struct drm_device *dev)
static void gen8_irq_uninstall(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
if (!dev_priv)
return;
gen8_irq_reset(dev);
}
@ -3556,9 +3551,6 @@ static void valleyview_irq_uninstall(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
if (!dev_priv)
return;
I915_WRITE(VLV_MASTER_IER, 0);
POSTING_READ(VLV_MASTER_IER);
@ -3576,9 +3568,6 @@ static void cherryview_irq_uninstall(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
if (!dev_priv)
return;
I915_WRITE(GEN8_MASTER_IRQ, 0);
POSTING_READ(GEN8_MASTER_IRQ);
@ -3594,11 +3583,6 @@ static void cherryview_irq_uninstall(struct drm_device *dev)
static void ironlake_irq_uninstall(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
if (!dev_priv)
return;
ironlake_irq_reset(dev);
}
@ -4103,9 +4087,6 @@ static void i965_irq_uninstall(struct drm_device * dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
if (!dev_priv)
return;
i915_hotplug_interrupt_update(dev_priv, 0xffffffff, 0);
I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT));