p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

drm/i915: Enable CRC interrupts on pre-gen5/vlv 

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-10-16 22:55:56 +02:00
parent 4356d5864c
commit 379ef82d46
1 changed files with 20 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/gpu/drm/i915/i915_irq.c
View File

@ -2574,7 +2574,8 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
u32 enable_mask;
u32 pipestat_enable = PLANE_FLIP_DONE_INT_EN_VLV;
u32 pipestat_enable = PLANE_FLIP_DONE_INT_EN_VLV |
PIPE_CRC_DONE_ENABLE;
unsigned long irqflags;
enable_mask = I915_DISPLAY_PORT_INTERRUPT;
@ -2697,6 +2698,7 @@ static void i8xx_irq_preinstall(struct drm_device * dev)
static int i8xx_irq_postinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
unsigned long irqflags;
I915_WRITE16(EMR,
~(I915_ERROR_PAGE_TABLE | I915_ERROR_MEMORY_REFRESH));
@ -2717,6 +2719,13 @@ static int i8xx_irq_postinstall(struct drm_device *dev)
I915_USER_INTERRUPT);
POSTING_READ16(IER);
/* Interrupt setup is already guaranteed to be single-threaded, this is
* just to make the assert_spin_locked check happy. */
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
i915_enable_pipestat(dev_priv, 0, PIPE_CRC_DONE_ENABLE);
i915_enable_pipestat(dev_priv, 1, PIPE_CRC_DONE_ENABLE);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
return 0;
}
@ -2857,6 +2866,7 @@ static int i915_irq_postinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
u32 enable_mask;
unsigned long irqflags;
I915_WRITE(EMR, ~(I915_ERROR_PAGE_TABLE | I915_ERROR_MEMORY_REFRESH));
@ -2892,6 +2902,13 @@ static int i915_irq_postinstall(struct drm_device *dev)
i915_enable_asle_pipestat(dev);
/* Interrupt setup is already guaranteed to be single-threaded, this is
* just to make the assert_spin_locked check happy. */
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
i915_enable_pipestat(dev_priv, 0, PIPE_CRC_DONE_ENABLE);
i915_enable_pipestat(dev_priv, 1, PIPE_CRC_DONE_ENABLE);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
return 0;
}
@ -3105,6 +3122,8 @@ static int i965_irq_postinstall(struct drm_device *dev)
* just to make the assert_spin_locked check happy. */
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
i915_enable_pipestat(dev_priv, 0, PIPE_GMBUS_EVENT_ENABLE);
i915_enable_pipestat(dev_priv, 0, PIPE_CRC_DONE_ENABLE);
i915_enable_pipestat(dev_priv, 1, PIPE_CRC_DONE_ENABLE);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
/*