drm/i915: Wire up CRC interrupts for pre-gen5/vlv

And throw in a tiny for_each_pipe refactoring for gen2.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 98f5ac3..b31e7ca 100644 (file)
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1350,6 +1350,9 @@ static irqreturn_t valleyview_irq_handler(int irq, void *arg)
                                intel_prepare_page_flip(dev, pipe);
                                intel_finish_page_flip(dev, pipe);
                        }
+
+                       if (pipe_stats[pipe] & PIPE_CRC_DONE_INTERRUPT_STATUS)
+                               i9xx_pipe_crc_update(dev, pipe);
                }
 
                /* Consume port.  Then clear IIR or we'll miss events */
@@ -2800,13 +2803,14 @@ static irqreturn_t i8xx_irq_handler(int irq, void *arg)
                if (iir & I915_USER_INTERRUPT)
                        notify_ring(dev, &dev_priv->ring[RCS]);
 
-               if (pipe_stats[0] & PIPE_VBLANK_INTERRUPT_STATUS &&
-                   i8xx_handle_vblank(dev, 0, iir))
-                       flip_mask &= ~DISPLAY_PLANE_FLIP_PENDING(0);
+               for_each_pipe(pipe) {
+                       if (pipe_stats[pipe] & PIPE_VBLANK_INTERRUPT_STATUS &&
+                           i8xx_handle_vblank(dev, pipe, iir))
+                               flip_mask &= ~DISPLAY_PLANE_FLIP_PENDING(pipe);
 
-               if (pipe_stats[1] & PIPE_VBLANK_INTERRUPT_STATUS &&
-                   i8xx_handle_vblank(dev, 1, iir))
-                       flip_mask &= ~DISPLAY_PLANE_FLIP_PENDING(1);
+                       if (pipe_stats[pipe] & PIPE_CRC_DONE_INTERRUPT_STATUS)
+                               i9xx_pipe_crc_update(dev, pipe);
+               }
 
                iir = new_iir;
        }
@@ -2999,6 +3003,9 @@ static irqreturn_t i915_irq_handler(int irq, void *arg)
 
                        if (pipe_stats[pipe] & PIPE_LEGACY_BLC_EVENT_STATUS)
                                blc_event = true;
+
+                       if (pipe_stats[pipe] & PIPE_CRC_DONE_INTERRUPT_STATUS)
+                               i9xx_pipe_crc_update(dev, pipe);
                }
 
                if (blc_event || (iir & I915_ASLE_INTERRUPT))
@@ -3243,6 +3250,9 @@ static irqreturn_t i965_irq_handler(int irq, void *arg)
 
                        if (pipe_stats[pipe] & PIPE_LEGACY_BLC_EVENT_STATUS)
                                blc_event = true;
+
+                       if (pipe_stats[pipe] & PIPE_CRC_DONE_INTERRUPT_STATUS)
+                               i9xx_pipe_crc_update(dev, pipe);
                }