[Intel-gfx] [PATCH 08/10] drm/i915: kill ivybridge_enable_vblank

[Paulo Zanoni]

From: Paulo Zanoni <paulo.r.zan...@intel.com>

It's the same thing as ironlake_enable_vblank, with the exception of
the bit register, so add IVB/HSW support to ironlake_enable_vblank and
kill ivybridge_enable_vblank.

Signed-off-by: Paulo Zanoni <paulo.r.zan...@intel.com>
---
 drivers/gpu/drm/i915/i915_irq.c | 25 +++++++------------------
 1 file changed, 7 insertions(+), 18 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 3d49f0f..d26bbb3 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1663,29 +1663,18 @@ static int ironlake_enable_vblank(struct drm_device 
*dev, int pipe)
 {
        drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
        unsigned long irqflags;
+       uint32_t bit;
 
        if (!i915_pipe_enabled(dev, pipe))
                return -EINVAL;
 
-       spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
-       ironlake_enable_display_irq(dev_priv, (pipe == 0) ?
-                                   DE_PIPEA_VBLANK : DE_PIPEB_VBLANK);
-       spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
-
-       return 0;
-}
-
-static int ivybridge_enable_vblank(struct drm_device *dev, int pipe)
-{
-       drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
-       unsigned long irqflags;
-
-       if (!i915_pipe_enabled(dev, pipe))
-               return -EINVAL;
+       if (INTEL_INFO(dev)->gen >= 7)
+               bit = DE_PIPEA_VBLANK_IVB << (pipe * 5);
+       else
+               bit = (pipe == 0) ? DE_PIPEA_VBLANK : DE_PIPEB_VBLANK;
 
        spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
-       ironlake_enable_display_irq(dev_priv,
-                                   DE_PIPEA_VBLANK_IVB << (5 * pipe));
+       ironlake_enable_display_irq(dev_priv, bit);
        spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
 
        return 0;
@@ -3067,7 +3056,7 @@ void intel_irq_init(struct drm_device *dev)
                dev->driver->irq_preinstall = ironlake_irq_preinstall;
                dev->driver->irq_postinstall = ivybridge_irq_postinstall;
                dev->driver->irq_uninstall = ironlake_irq_uninstall;
-               dev->driver->enable_vblank = ivybridge_enable_vblank;
+               dev->driver->enable_vblank = ironlake_enable_vblank;
                dev->driver->disable_vblank = ivybridge_disable_vblank;
                dev_priv->display.hpd_irq_setup = ibx_hpd_irq_setup;
        } else if (HAS_PCH_SPLIT(dev)) {
-- 
1.8.1.2

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