version 4:
fix null pointer issue while setting zpos in plane reset function
This patch replaces zpos property handling custom code in rcar DRM
driver with calls to generic DRM code.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx>
Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 2 +-
drivers/gpu/drm/rcar-du/rcar_du_drv.h | 1 -
drivers/gpu/drm/rcar-du/rcar_du_kms.c | 5 -----
drivers/gpu/drm/rcar-du/rcar_du_plane.c | 9 ++-------
drivers/gpu/drm/rcar-du/rcar_du_plane.h | 2 --
5 files changed, 3 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index 0d8bdda..28d2cb6 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -196,7 +196,7 @@ void rcar_du_crtc_route_output(struct drm_crtc *crtc,
static unsigned int plane_zpos(struct rcar_du_plane *plane)
{
- return to_rcar_plane_state(plane->plane.state)->zpos;
+ return plane->plane.state->normalized_zpos;
}
static const struct rcar_du_format_info *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
index ed35467..c843c31 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
@@ -92,7 +92,6 @@ struct rcar_du_device {
struct {
struct drm_property *alpha;
struct drm_property *colorkey;
- struct drm_property *zpos;
} props;
unsigned int dpad0_source;
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
index 86c109b..6a99959 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
@@ -527,11 +527,6 @@ static int rcar_du_properties_init(struct rcar_du_device *rcdu)
if (rcdu->props.colorkey == NULL)
return -ENOMEM;
- rcdu->props.zpos =
- drm_property_create_range(rcdu->ddev, 0, "zpos", 1, 7);
- if (rcdu->props.zpos == NULL)
- return -ENOMEM;
-
return 0;
}
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
index bfe31ca..dc9bb96 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
@@ -652,7 +652,7 @@ static void rcar_du_plane_reset(struct drm_plane *plane)
state->source = RCAR_DU_PLANE_MEMORY;
state->alpha = 255;
state->colorkey = RCAR_DU_COLORKEY_NONE;
- state->zpos = plane->type == DRM_PLANE_TYPE_PRIMARY ? 0 : 1;
+ state->state.zpos = plane->type == DRM_PLANE_TYPE_PRIMARY ? 0 : 1;
plane->state = &state->state;
plane->state->plane = plane;
@@ -670,8 +670,6 @@ static int rcar_du_plane_atomic_set_property(struct drm_plane *plane,
rstate->alpha = val;
else if (property == rcdu->props.colorkey)
rstate->colorkey = val;
- else if (property == rcdu->props.zpos)
- rstate->zpos = val;
else
return -EINVAL;
@@ -690,8 +688,6 @@ static int rcar_du_plane_atomic_get_property(struct drm_plane *plane,
*val = rstate->alpha;
else if (property == rcdu->props.colorkey)
*val = rstate->colorkey;
- else if (property == rcdu->props.zpos)
- *val = rstate->zpos;
else
return -EINVAL;
@@ -763,8 +759,7 @@ int rcar_du_planes_init(struct rcar_du_group *rgrp)
drm_object_attach_property(&plane->plane.base,
rcdu->props.colorkey,
RCAR_DU_COLORKEY_NONE);
- drm_object_attach_property(&plane->plane.base,
- rcdu->props.zpos, 1);
+ drm_plane_create_zpos_property(&plane->plane, 1, 7);
}
return 0;
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.h b/drivers/gpu/drm/rcar-du/rcar_du_plane.h
index b18b7b2..8b91dd3 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.h
@@ -51,7 +51,6 @@ static inline struct rcar_du_plane *to_rcar_plane(struct drm_plane *plane)
* @hwindex: 0-based hardware plane index, -1 means unused
* @alpha: value of the plane alpha property
* @colorkey: value of the plane colorkey property
- * @zpos: value of the plane zpos property
*/
struct rcar_du_plane_state {
struct drm_plane_state state;
@@ -62,7 +61,6 @@ struct rcar_du_plane_state {
unsigned int alpha;
unsigned int colorkey;
- unsigned int zpos;
};
static inline struct rcar_du_plane_state *
--
1.9.1
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