drm/i915: clean up unused ring_get_irq/ring_put_irq functions

This patch depends on patch "drm/i915: fix user irq miss in BSD ring on
g4x".
Once the previous patch apply, ring_get_irq/ring_put_irq become unused.
So simply remove them.

Signed-off-by: Feng, Boqun <boqun.feng@intel.com>
Reviewed-by: Xiang, Haihao <haihao.xiang@intel.com>
Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 0 insertions, 29 deletions

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 69cdbcd6e5b7..95c4b1429935 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -621,35 +621,6 @@ ring_add_request(struct intel_ring_buffer *ring,
 }
 
 static bool
-ring_get_irq(struct intel_ring_buffer *ring, u32 flag)
-{
-        struct drm_device *dev = ring->dev;
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        if (!dev->irq_enabled)
-               return false;
-
-        spin_lock(&ring->irq_lock);
-        if (ring->irq_refcount++ == 0)
-                ironlake_enable_irq(dev_priv, flag);
-        spin_unlock(&ring->irq_lock);
-
-        return true;
-}
-
-static void
-ring_put_irq(struct intel_ring_buffer *ring, u32 flag)
-{
-        struct drm_device *dev = ring->dev;
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        spin_lock(&ring->irq_lock);
-        if (--ring->irq_refcount == 0)
-                ironlake_disable_irq(dev_priv, flag);
-        spin_unlock(&ring->irq_lock);
-}
-
-static bool
 gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
 {
         struct drm_device *dev = ring->dev;