During the transition, we accepted a void pointer for a poor C programmer's version of polymorphism. Switch the functions to use struct cea_db * to regain some more type safety.
Cc: Ville Syrjälä ville.syrjala@linux.intel.com Signed-off-by: Jani Nikula jani.nikula@intel.com --- drivers/gpu/drm/drm_edid.c | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 7ed0258c0edf..1fc4e8754cd4 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -4408,11 +4408,8 @@ struct cea_db { u8 data[]; } __packed;
-static int cea_db_tag(const void *_db) +static int cea_db_tag(const struct cea_db *db) { - /* FIXME: Transition to passing struct cea_db * everywhere. */ - const struct cea_db *db = _db; - return db->tag_length >> 5; }
@@ -4579,47 +4576,47 @@ static void cea_db_iter_end(struct cea_db_iter *iter) memset(iter, 0, sizeof(*iter)); }
-static bool cea_db_is_hdmi_vsdb(const void *db) +static bool cea_db_is_hdmi_vsdb(const struct cea_db *db) { return cea_db_is_vendor(db, HDMI_IEEE_OUI) && cea_db_payload_len(db) >= 5; }
-static bool cea_db_is_hdmi_forum_vsdb(const void *db) +static bool cea_db_is_hdmi_forum_vsdb(const struct cea_db *db) { return cea_db_is_vendor(db, HDMI_FORUM_IEEE_OUI) && cea_db_payload_len(db) >= 7; }
-static bool cea_db_is_microsoft_vsdb(const void *db) +static bool cea_db_is_microsoft_vsdb(const struct cea_db *db) { return cea_db_is_vendor(db, MICROSOFT_IEEE_OUI) && cea_db_payload_len(db) == 21; }
-static bool cea_db_is_vcdb(const void *db) +static bool cea_db_is_vcdb(const struct cea_db *db) { return cea_db_is_extended_tag(db, CTA_EXT_DB_VIDEO_CAP) && cea_db_payload_len(db) == 2; }
-static bool cea_db_is_hdmi_forum_scdb(const void *db) +static bool cea_db_is_hdmi_forum_scdb(const struct cea_db *db) { return cea_db_is_extended_tag(db, CTA_EXT_DB_HF_SCDB) && cea_db_payload_len(db) >= 7; }
-static bool cea_db_is_y420cmdb(const void *db) +static bool cea_db_is_y420cmdb(const struct cea_db *db) { return cea_db_is_extended_tag(db, CTA_EXT_DB_420_VIDEO_CAP_MAP); }
-static bool cea_db_is_y420vdb(const void *db) +static bool cea_db_is_y420vdb(const struct cea_db *db) { return cea_db_is_extended_tag(db, CTA_EXT_DB_420_VIDEO_DATA); }
-static bool cea_db_is_hdmi_hdr_metadata_block(const void *db) +static bool cea_db_is_hdmi_hdr_metadata_block(const struct cea_db *db) { return cea_db_is_extended_tag(db, CTA_EXT_DB_HDR_STATIC_METADATA) && cea_db_payload_len(db) >= 3;