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drm/i915: Add initial bits for VGA modesetting bringup on Sandybridge.

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Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Eric Anholt
2009-10-22 16:11:14 -07:00
parent 1089e30095
commit bad720ff3e
12 changed files with 88 additions and 56 deletions
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18
drivers/gpu/drm/i915/i915_irq.c
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@@ -842,7 +842,7 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
atomic_inc(&dev_priv->irq_received);
if (IS_IRONLAKE(dev))
if (HAS_PCH_SPLIT(dev))
return ironlake_irq_handler(dev);
iir = I915_READ(IIR);
@@ -1003,7 +1003,7 @@ void i915_user_irq_get(struct drm_device *dev)
spin_lock_irqsave(&dev_priv->user_irq_lock, irqflags);
if (dev->irq_enabled && (++dev_priv->user_irq_refcount == 1)) {
if (IS_IRONLAKE(dev))
if (HAS_PCH_SPLIT(dev))
ironlake_enable_graphics_irq(dev_priv, GT_USER_INTERRUPT);
else
i915_enable_irq(dev_priv, I915_USER_INTERRUPT);
@@ -1019,7 +1019,7 @@ void i915_user_irq_put(struct drm_device *dev)
spin_lock_irqsave(&dev_priv->user_irq_lock, irqflags);
BUG_ON(dev->irq_enabled && dev_priv->user_irq_refcount <= 0);
if (dev->irq_enabled && (--dev_priv->user_irq_refcount == 0)) {
if (IS_IRONLAKE(dev))
if (HAS_PCH_SPLIT(dev))
ironlake_disable_graphics_irq(dev_priv, GT_USER_INTERRUPT);
else
i915_disable_irq(dev_priv, I915_USER_INTERRUPT);
@@ -1127,7 +1127,7 @@ int i915_enable_vblank(struct drm_device *dev, int pipe)
return -EINVAL;
spin_lock_irqsave(&dev_priv->user_irq_lock, irqflags);
if (IS_IRONLAKE(dev))
if (HAS_PCH_SPLIT(dev))
ironlake_enable_display_irq(dev_priv, (pipe == 0) ?
DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
else if (IS_I965G(dev))
@@ -1149,7 +1149,7 @@ void i915_disable_vblank(struct drm_device *dev, int pipe)
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->user_irq_lock, irqflags);
if (IS_IRONLAKE(dev))
if (HAS_PCH_SPLIT(dev))
ironlake_disable_display_irq(dev_priv, (pipe == 0) ?
DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
else
@@ -1163,7 +1163,7 @@ void i915_enable_interrupt (struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (!IS_IRONLAKE(dev))
if (!HAS_PCH_SPLIT(dev))
opregion_enable_asle(dev);
dev_priv->irq_enabled = 1;
}
@@ -1349,7 +1349,7 @@ void i915_driver_irq_preinstall(struct drm_device * dev)
INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func);
INIT_WORK(&dev_priv->error_work, i915_error_work_func);
if (IS_IRONLAKE(dev)) {
if (HAS_PCH_SPLIT(dev)) {
ironlake_irq_preinstall(dev);
return;
}
@@ -1381,7 +1381,7 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
if (IS_IRONLAKE(dev))
if (HAS_PCH_SPLIT(dev))
return ironlake_irq_postinstall(dev);
/* Unmask the interrupts that we always want on. */
@@ -1469,7 +1469,7 @@ void i915_driver_irq_uninstall(struct drm_device * dev)
dev_priv->vblank_pipe = 0;
if (IS_IRONLAKE(dev)) {
if (HAS_PCH_SPLIT(dev)) {
ironlake_irq_uninstall(dev);
return;
}