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drm/i915: Make valleyview_display_irqs_(un)install() work for chv 

Genralize valleyview_display_irqs_install() and
valleyview_display_irqs_uninstall() enough so that they work on chv.
The only difference to vlv here being the third pipe that chv brings.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2014-10-30 19:42:57 +02:00 committed by Daniel Vetter
parent 893fce8eda
commit 120dda4f63
1 changed files with 17 additions and 10 deletions
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27
drivers/gpu/drm/i915/i915_irq.c
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@ -3335,24 +3335,27 @@ static void valleyview_display_irqs_install(struct drm_i915_private *dev_priv)
{
u32 pipestat_mask;
u32 iir_mask;
enum pipe pipe;
pipestat_mask = PIPESTAT_INT_STATUS_MASK |
PIPE_FIFO_UNDERRUN_STATUS;
I915_WRITE(PIPESTAT(PIPE_A), pipestat_mask);
I915_WRITE(PIPESTAT(PIPE_B), pipestat_mask);
for_each_pipe(dev_priv, pipe)
I915_WRITE(PIPESTAT(pipe), pipestat_mask);
POSTING_READ(PIPESTAT(PIPE_A));
pipestat_mask = PLANE_FLIP_DONE_INT_STATUS_VLV |
PIPE_CRC_DONE_INTERRUPT_STATUS;
i915_enable_pipestat(dev_priv, PIPE_A, pipestat_mask |
PIPE_GMBUS_INTERRUPT_STATUS);
i915_enable_pipestat(dev_priv, PIPE_B, pipestat_mask);
i915_enable_pipestat(dev_priv, PIPE_A, PIPE_GMBUS_INTERRUPT_STATUS);
for_each_pipe(dev_priv, pipe)
i915_enable_pipestat(dev_priv, pipe, pipestat_mask);
iir_mask = I915_DISPLAY_PORT_INTERRUPT |
I915_DISPLAY_PIPE_A_EVENT_INTERRUPT |
I915_DISPLAY_PIPE_B_EVENT_INTERRUPT;
if (IS_CHERRYVIEW(dev_priv))
iir_mask |= I915_DISPLAY_PIPE_C_EVENT_INTERRUPT;
dev_priv->irq_mask &= ~iir_mask;
I915_WRITE(VLV_IIR, iir_mask);
@ -3366,10 +3369,13 @@ static void valleyview_display_irqs_uninstall(struct drm_i915_private *dev_priv)
{
u32 pipestat_mask;
u32 iir_mask;
enum pipe pipe;
iir_mask = I915_DISPLAY_PORT_INTERRUPT |
I915_DISPLAY_PIPE_A_EVENT_INTERRUPT |
I915_DISPLAY_PIPE_B_EVENT_INTERRUPT;
if (IS_CHERRYVIEW(dev_priv))
iir_mask |= I915_DISPLAY_PIPE_C_EVENT_INTERRUPT;
dev_priv->irq_mask |= iir_mask;
I915_WRITE(VLV_IMR, dev_priv->irq_mask);
@ -3381,14 +3387,15 @@ static void valleyview_display_irqs_uninstall(struct drm_i915_private *dev_priv)
pipestat_mask = PLANE_FLIP_DONE_INT_STATUS_VLV |
PIPE_CRC_DONE_INTERRUPT_STATUS;
i915_disable_pipestat(dev_priv, PIPE_A, pipestat_mask |
PIPE_GMBUS_INTERRUPT_STATUS);
i915_disable_pipestat(dev_priv, PIPE_B, pipestat_mask);
i915_disable_pipestat(dev_priv, PIPE_A, PIPE_GMBUS_INTERRUPT_STATUS);
for_each_pipe(dev_priv, pipe)
i915_disable_pipestat(dev_priv, pipe, pipestat_mask);
pipestat_mask = PIPESTAT_INT_STATUS_MASK |
PIPE_FIFO_UNDERRUN_STATUS;
I915_WRITE(PIPESTAT(PIPE_A), pipestat_mask);
I915_WRITE(PIPESTAT(PIPE_B), pipestat_mask);
for_each_pipe(dev_priv, pipe)
I915_WRITE(PIPESTAT(pipe), pipestat_mask);
POSTING_READ(PIPESTAT(PIPE_A));
}