int fimc_fill_format(struct fimc_frame *frame, struct v4l2_format *f);
void fimc_adjust_mplane_format(struct fimc_fmt *fmt, u32 width, u32 height,
struct v4l2_pix_format_mplane *pix);
-struct fimc_fmt *fimc_find_format(u32 *pixelformat, u32 *mbus_code,
+struct fimc_fmt *fimc_find_format(const u32 *pixelformat, const u32 *mbus_code,
unsigned int mask, int index);
int fimc_check_scaler_ratio(struct fimc_ctx *ctx, int sw, int sh,