#include <linux/config.h>#define acornfb_valid_pixrate(rate) (rate >= 39325 && rate <= 40119)static inline voidacornfb_vidc20_find_rates(struct vidc_timing *vidc,			  struct fb_var_screeninfo *var){	u_int bandwidth;  	vidc->control |= VIDC20_CTRL_PIX_CK;	/* Calculate bandwidth */	bandwidth = var->pixclock * 8 / var->bits_per_pixel;	/* Encode bandwidth as VIDC20 setting */	if (bandwidth > 16667*2)		vidc->control |= VIDC20_CTRL_FIFO_16;	else if (bandwidth > 13333*2)		vidc->control |= VIDC20_CTRL_FIFO_20;	else if (bandwidth > 11111*2)		vidc->control |= VIDC20_CTRL_FIFO_24;	else		vidc->control |= VIDC20_CTRL_FIFO_28;	vidc->pll_ctl  = 0x2020;}#ifdef CONFIG_CHRONTEL_7003#define acornfb_default_control()	VIDC20_CTRL_PIX_HCLK#else#define acornfb_default_control()	VIDC20_CTRL_PIX_VCLK#endif#define acornfb_default_econtrol()	VIDC20_ECTL_DAC | VIDC20_ECTL_REG(3) | VIDC20_ECTL_ECK