We need more information to describe dual-LVDS links, therefore introduce link_flags.
Signed-off-by: Fabrizio Castro fabrizio.castro@bp.renesas.com
--- v1->v2: * new patch
include/drm/drm_timings.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+)
diff --git a/include/drm/drm_timings.h b/include/drm/drm_timings.h index 4af8814..58fbf1b 100644 --- a/include/drm/drm_timings.h +++ b/include/drm/drm_timings.h @@ -1,4 +1,6 @@ /* + * Copyright (C) 2019 Renesas Electronics Corporation + * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that copyright @@ -21,6 +23,24 @@ #ifndef __DRM_TIMINGS_H__ #define __DRM_TIMINGS_H__
+#include <linux/bits.h> + +/** + * enum drm_link_flags - link_flags for &drm_timings + * + * This enum defines the details of the link. + * + * @DRM_LINK_DUAL_LVDS_ODD_EVEN: Dual-LVDS link, with odd pixels (1,3,5, + * etc.) coming through the first port, and + * even pixels (0,2,4,etc.) coming through + * the second port. If not specified for a + * dual-LVDS panel, it is assumed that even + * pixels are coming through the first port + */ +enum drm_link_flags { + DRM_LINK_DUAL_LVDS_ODD_EVEN = BIT(0), +}; + /** * struct drm_timings - timing information */ @@ -55,6 +75,12 @@ struct drm_timings { * and odd-numbered pixels are received on separate links. */ bool dual_link; + /** + * @link_flags + * + * Provides detailed information about the link. + */ + enum drm_link_flags link_flags; };
#endif /* __DRM_TIMINGS_H__ */