4 files changed, 52 insertions, 6 deletions

diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.c b/drivers/gpu/drm/i915/display/i9xx_plane.c
index 488ed01bb342..d30374df67f0 100644
--- a/drivers/gpu/drm/i915/display/i9xx_plane.c
+++ b/drivers/gpu/drm/i915/display/i9xx_plane.c
@@ -518,6 +518,23 @@ g4x_primary_async_flip(struct intel_plane *plane,
 }
 
 static void
+vlv_primary_async_flip(struct intel_plane *plane,
+		       const struct intel_crtc_state *crtc_state,
+		       const struct intel_plane_state *plane_state,
+		       bool async_flip)
+{
+	struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+	u32 dspaddr_offset = plane_state->color_plane[0].offset;
+	enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
+	unsigned long irqflags;
+
+	spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
+	intel_de_write_fw(dev_priv, DSPADDR_VLV(i9xx_plane),
+			  intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
+	spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
+}
+
+static void
 bdw_primary_enable_flip_done(struct intel_plane *plane)
 {
 	struct drm_i915_private *i915 = to_i915(plane->base.dev);
@@ -579,6 +596,28 @@ ilk_primary_disable_flip_done(struct intel_plane *plane)
 	spin_unlock_irq(&i915->irq_lock);
 }
 
+static void
+vlv_primary_enable_flip_done(struct intel_plane *plane)
+{
+	struct drm_i915_private *i915 = to_i915(plane->base.dev);
+	enum pipe pipe = plane->pipe;
+
+	spin_lock_irq(&i915->irq_lock);
+	i915_enable_pipestat(i915, pipe, PLANE_FLIP_DONE_INT_STATUS_VLV);
+	spin_unlock_irq(&i915->irq_lock);
+}
+
+static void
+vlv_primary_disable_flip_done(struct intel_plane *plane)
+{
+	struct drm_i915_private *i915 = to_i915(plane->base.dev);
+	enum pipe pipe = plane->pipe;
+
+	spin_lock_irq(&i915->irq_lock);
+	i915_disable_pipestat(i915, pipe, PLANE_FLIP_DONE_INT_STATUS_VLV);
+	spin_unlock_irq(&i915->irq_lock);
+}
+
 static bool i9xx_plane_get_hw_state(struct intel_plane *plane,
 				    enum pipe *pipe)
 {
@@ -792,16 +831,20 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
 	plane->get_hw_state = i9xx_plane_get_hw_state;
 	plane->check_plane = i9xx_plane_check;
 
-	if (IS_BROADWELL(dev_priv)) {
+	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
+		plane->async_flip = vlv_primary_async_flip;
+		plane->enable_flip_done = vlv_primary_enable_flip_done;
+		plane->disable_flip_done = vlv_primary_disable_flip_done;
+	} else if (IS_BROADWELL(dev_priv)) {
 		plane->need_async_flip_disable_wa = true;
 		plane->async_flip = g4x_primary_async_flip;
 		plane->enable_flip_done = bdw_primary_enable_flip_done;
 		plane->disable_flip_done = bdw_primary_disable_flip_done;
-	} else if (IS_HASWELL(dev_priv) || IS_IVYBRIDGE(dev_priv)) {
+	} else if (INTEL_GEN(dev_priv) >= 7) {
 		plane->async_flip = g4x_primary_async_flip;
 		plane->enable_flip_done = ivb_primary_enable_flip_done;
 		plane->disable_flip_done = ivb_primary_disable_flip_done;
-	} else if (IS_GEN_RANGE(dev_priv, 5, 6)) {
+	} else if (INTEL_GEN(dev_priv) >= 5) {
 		plane->async_flip = g4x_primary_async_flip;
 		plane->enable_flip_done = ilk_primary_enable_flip_done;
 		plane->disable_flip_done = ilk_primary_disable_flip_done;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 2ae49da32588..55e9240f6081 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -1319,9 +1319,7 @@ static unsigned int intel_linear_alignment(const struct drm_i915_private *dev_pr
 
 static bool has_async_flips(struct drm_i915_private *i915)
 {
-	return INTEL_GEN(i915) >= 9 || IS_BROADWELL(i915) ||
-		IS_HASWELL(i915) || IS_IVYBRIDGE(i915) ||
-		IS_GEN_RANGE(i915, 5, 6);
+	return INTEL_GEN(i915) >= 5;
 }
 
 static unsigned int intel_surf_alignment(const struct drm_framebuffer *fb,
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 4e6fb1e2de05..1a701367a718 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1540,6 +1540,9 @@ static void valleyview_pipestat_irq_handler(struct drm_i915_private *dev_priv,
 		if (pipe_stats[pipe] & PIPE_START_VBLANK_INTERRUPT_STATUS)
 			intel_handle_vblank(dev_priv, pipe);
 
+		if (pipe_stats[pipe] & PLANE_FLIP_DONE_INT_STATUS_VLV)
+			flip_done_handler(dev_priv, pipe);
+
 		if (pipe_stats[pipe] & PIPE_CRC_DONE_INTERRUPT_STATUS)
 			i9xx_pipe_crc_irq_handler(dev_priv, pipe);
 
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index da7d33b5b677..598abd2f5b5f 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -6578,6 +6578,7 @@ enum {
 #define TGL_CURSOR_D_OFFSET 0x73080
 
 /* Display A control */
+#define _DSPAADDR_VLV				0x7017C /* vlv/chv */
 #define _DSPACNTR				0x70180
 #define   DISPLAY_PLANE_ENABLE			(1 << 31)
 #define   DISPLAY_PLANE_DISABLE			0
@@ -6626,6 +6627,7 @@ enum {
 #define _DSPASURFLIVE				0x701AC
 #define _DSPAGAMC				0x701E0
 
+#define DSPADDR_VLV(plane)	_MMIO_PIPE2(plane, _DSPAADDR_VLV)
 #define DSPCNTR(plane)		_MMIO_PIPE2(plane, _DSPACNTR)
 #define DSPADDR(plane)		_MMIO_PIPE2(plane, _DSPAADDR)
 #define DSPSTRIDE(plane)	_MMIO_PIPE2(plane, _DSPASTRIDE)