From: Matt Roper Date: Mon, 30 Jun 2014 22:37:51 +0000 (-0700) Subject: drm/plane-helper: Use proper plane init function X-Git-Tag: v3.17-rc1~82^2~48^2~3 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3281cc7e341b6dc029965c74a8dd3be5e942a63c;p=karo-tx-linux.git drm/plane-helper: Use proper plane init function drm_plane_init() (the legacy plane initialization function) takes a bool as its final parameter; originally this indicated whether a plane was 'private' to the driver (before the DRM core understood non-overlay planes), now it indicates whether the plane is a primary plane (private planes were used by some drivers to represent primary planes internally). The newer drm_universal_plane_init() take an 'enum drm_plane_type' as its final parameter to allow the caller to specify the specific plane type desired (primary, cursor, or overlay). Due to a rebasing mistake, the primary plane helper is currently passing DRM_PLANE_TYPE_PRIMARY (enum value = 1) for drm_plane_init()'s boolean 'is_primary' parameter. This winds up giving the correct behavior since DRM_PLANE_TYPE_PRIMARY evaluates as true, but is confusing to anyone reading the code since we're passing an enum value (one of three possible values) for a boolean parameter. Replace the primary plane helper's call to drm_plane_init() with drm_universal_plane_init() so that the parameter and value types match up as expected. Signed-off-by: Matt Roper Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/drm_plane_helper.c b/drivers/gpu/drm/drm_plane_helper.c index 6d133149cc74..827ec1a3040b 100644 --- a/drivers/gpu/drm/drm_plane_helper.c +++ b/drivers/gpu/drm/drm_plane_helper.c @@ -335,9 +335,10 @@ struct drm_plane *drm_primary_helper_create_plane(struct drm_device *dev, } /* possible_crtc's will be filled in later by crtc_init */ - ret = drm_plane_init(dev, primary, 0, &drm_primary_helper_funcs, - formats, num_formats, - DRM_PLANE_TYPE_PRIMARY); + ret = drm_universal_plane_init(dev, primary, 0, + &drm_primary_helper_funcs, + formats, num_formats, + DRM_PLANE_TYPE_PRIMARY); if (ret) { kfree(primary); primary = NULL;