[RFC 10/21] drm: rcar-du: Fix VSP plane number per devices

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From: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>

Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
 drivers/gpu/drm/rcar-du/rcar_du_drv.c | 2 ++
 drivers/gpu/drm/rcar-du/rcar_du_drv.h | 3 ++-
 drivers/gpu/drm/rcar-du/rcar_du_vsp.c | 2 +-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 3907461..26fd3ba 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -108,6 +108,7 @@ static const struct rcar_du_device_info rcar_du_r8a7791_info = {
 		},
 	},
 	.num_lvds = 1,
+	.vsp_num = 4,
 };
 
 static const struct rcar_du_device_info rcar_du_r8a7794_info = {
@@ -167,6 +168,7 @@ static const struct rcar_du_device_info rcar_du_r8a7795_info = {
 	},
 	.num_lvds = 1,
 	.dpll_ch =  BIT(1) | BIT(2),
+	.vsp_num = 5,
 };
 
 static const struct of_device_id rcar_du_of_table[] = {
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
index 790829b..6413b7e 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
@@ -70,12 +70,13 @@ struct rcar_du_device_info {
 	struct rcar_du_output_routing routes[RCAR_DU_OUTPUT_MAX];
 	unsigned int num_lvds;
 	unsigned int dpll_ch;
+	unsigned int vsp_num;
 };
 
 #define RCAR_DU_MAX_CRTCS		4
 #define RCAR_DU_MAX_GROUPS		DIV_ROUND_UP(RCAR_DU_MAX_CRTCS, 2)
 #define RCAR_DU_MAX_LVDS		2
-#define RCAR_DU_MAX_VSPS		4
+#define RCAR_DU_MAX_VSPS		5
 
 struct rcar_du_device {
 	struct device *dev;
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
index 4927fb3..89176e6 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
@@ -349,7 +349,7 @@ int rcar_du_vsp_init(struct rcar_du_vsp *vsp)
 	 /* The VSP2D (Gen3) has 5 RPFs, but the VSP1D (Gen2) is limited to
 	  * 4 RPFs.
 	  */
-	vsp->num_planes = rcdu->info->gen >= 3 ? 5 : 4;
+	vsp->num_planes = rcdu->info->vsp_num;
 
 	vsp->planes = devm_kcalloc(rcdu->dev, vsp->num_planes,
 				   sizeof(*vsp->planes), GFP_KERNEL);
-- 
2.7.4

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