drm/rcar-du: Support per-CRTC clock and IRQ

Some of the DU revisions use one clock and IRQ per CRTC instead of one
clock and IRQ per device. Retrieve the correct clock and register the
correct IRQ for each CRTC.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
index 06dbf4f..7d2320f 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
@@ -25,6 +25,8 @@ struct clk;
 struct device;
 struct drm_device;
 
+#define RCAR_DU_FEATURE_CRTC_IRQ_CLOCK	(1 << 0)	/* Per-CRTC IRQ and clock */
+
 /*
  * struct rcar_du_device_info - DU model-specific information
  * @features: device features (RCAR_DU_FEATURE_*)
@@ -39,7 +41,6 @@ struct rcar_du_device {
 	const struct rcar_du_device_info *info;
 
 	void __iomem *mmio;
-	struct clk *clock;
 	unsigned int use_count;
 
 	struct drm_device *ddev;