diff options
Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_kms.c')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_kms.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index 93117f1..5fd6f8c 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -648,6 +648,31 @@ static int rcar_du_encoders_init(struct rcar_du_device *rcdu) return num_encoders; } +static int rcar_du_properties_init(struct rcar_du_device *rcdu) +{ + rcdu->props.alpha = + drm_property_create_range(rcdu->ddev, 0, "alpha", 0, 255); + if (rcdu->props.alpha == NULL) + return -ENOMEM; + + /* The color key is expressed as an RGB888 triplet stored in a 32-bit + * integer in XRGB8888 format. Bit 24 is used as a flag to disable (0) + * or enable source color keying (1). + */ + rcdu->props.colorkey = + drm_property_create_range(rcdu->ddev, 0, "colorkey", + 0, 0x01ffffff); + 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; +} + int rcar_du_modeset_init(struct rcar_du_device *rcdu) { static const unsigned int mmio_offsets[] = { @@ -672,6 +697,10 @@ int rcar_du_modeset_init(struct rcar_du_device *rcdu) rcdu->num_crtcs = rcdu->info->num_crtcs; + ret = rcar_du_properties_init(rcdu); + if (ret < 0) + return ret; + /* Initialize the groups. */ num_groups = DIV_ROUND_UP(rcdu->num_crtcs, 2); |
