drm: rcar-du: Refactor Feature and Quirk definitions

These flags are represented by bit fields. To make this clear, utilise
the BIT() macro.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
index 43a149dafa65ff8cc57cd19cfd4bfe45488bd995..fff3c1cf56a06707cf18e77ba0d961132c727bf8 100644 (file)
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
@@ -23,11 +23,11 @@ struct drm_device;
 struct drm_fbdev_cma;
 struct rcar_du_device;
 
-#define RCAR_DU_FEATURE_CRTC_IRQ_CLOCK (1 << 0)        /* Per-CRTC IRQ and clock */
-#define RCAR_DU_FEATURE_EXT_CTRL_REGS  (1 << 1)        /* Has extended control registers */
-#define RCAR_DU_FEATURE_VSP1_SOURCE    (1 << 2)        /* Has inputs from VSP1 */
+#define RCAR_DU_FEATURE_CRTC_IRQ_CLOCK BIT(0)  /* Per-CRTC IRQ and clock */
+#define RCAR_DU_FEATURE_EXT_CTRL_REGS  BIT(1)  /* Has extended control registers */
+#define RCAR_DU_FEATURE_VSP1_SOURCE    BIT(2)  /* Has inputs from VSP1 */
 
-#define RCAR_DU_QUIRK_ALIGN_128B       (1 << 0)        /* Align pitches to 128 bytes */
+#define RCAR_DU_QUIRK_ALIGN_128B       BIT(0)  /* Align pitches to 128 bytes */
 
 /*
  * struct rcar_du_output_routing - Output routing specification