From: Ville Syrjälä <[email protected]>

Clean up some comments in the gmch irq code:
- drop redundant comments
- s/iir/IIR/ to make it clear it's referring to the register

Signed-off-by: Ville Syrjälä <[email protected]>
---
 drivers/gpu/drm/i915/i915_irq.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index ee7a2a49f08e..f02414dead8c 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -298,7 +298,7 @@ static irqreturn_t valleyview_irq_handler(int irq, void 
*arg)
                        hotplug_status = i9xx_hpd_irq_ack(dev_priv);
 
                /* Call regardless, as some status bits might not be
-                * signalled in iir */
+                * signalled in IIR */
                i9xx_pipestat_irq_ack(dev_priv, iir, pipe_stats);
 
                if (iir & (I915_LPE_PIPE_A_INTERRUPT |
@@ -380,7 +380,7 @@ static irqreturn_t cherryview_irq_handler(int irq, void 
*arg)
                        hotplug_status = i9xx_hpd_irq_ack(dev_priv);
 
                /* Call regardless, as some status bits might not be
-                * signalled in iir */
+                * signalled in IIR */
                i9xx_pipestat_irq_ack(dev_priv, iir, pipe_stats);
 
                if (iir & (I915_LPE_PIPE_A_INTERRUPT |
@@ -1050,7 +1050,6 @@ static void i915_irq_postinstall(struct drm_i915_private 
*dev_priv)
 
        intel_uncore_write(uncore, EMR, i9xx_error_mask(dev_priv));
 
-       /* Unmask the interrupts that we always want on. */
        dev_priv->irq_mask =
                ~(I915_ASLE_INTERRUPT |
                  I915_DISPLAY_PIPE_A_EVENT_INTERRUPT |
@@ -1065,9 +1064,7 @@ static void i915_irq_postinstall(struct drm_i915_private 
*dev_priv)
                I915_USER_INTERRUPT;
 
        if (I915_HAS_HOTPLUG(dev_priv)) {
-               /* and unmask in IMR */
                dev_priv->irq_mask &= ~I915_DISPLAY_PORT_INTERRUPT;
-               /* Enable in IER... */
                enable_mask |= I915_DISPLAY_PORT_INTERRUPT;
        }
 
@@ -1111,7 +1108,7 @@ static irqreturn_t i915_irq_handler(int irq, void *arg)
                        hotplug_status = i9xx_hpd_irq_ack(dev_priv);
 
                /* Call regardless, as some status bits might not be
-                * signalled in iir */
+                * signalled in IIR */
                i9xx_pipestat_irq_ack(dev_priv, iir, pipe_stats);
 
                if (iir & I915_MASTER_ERROR_INTERRUPT)
@@ -1174,7 +1171,6 @@ static void i965_irq_postinstall(struct drm_i915_private 
*dev_priv)
 
        intel_uncore_write(uncore, EMR, i965_error_mask(dev_priv));
 
-       /* Unmask the interrupts that we always want on. */
        dev_priv->irq_mask =
                ~(I915_ASLE_INTERRUPT |
                  I915_DISPLAY_PORT_INTERRUPT |
@@ -1233,7 +1229,7 @@ static irqreturn_t i965_irq_handler(int irq, void *arg)
                        hotplug_status = i9xx_hpd_irq_ack(dev_priv);
 
                /* Call regardless, as some status bits might not be
-                * signalled in iir */
+                * signalled in IIR */
                i9xx_pipestat_irq_ack(dev_priv, iir, pipe_stats);
 
                if (iir & I915_MASTER_ERROR_INTERRUPT)
-- 
2.45.2

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