218 static int sa1100fb_activate_var(struct fb_var_screeninfo *var, struct sa1100fb_info *);
256 static inline u_int palette_pbs(struct fb_var_screeninfo *var)  in palette_pbs()  argument
259 	switch (var->bits_per_pixel) {  in palette_pbs()
281 			val |= palette_pbs(&fbi->fb.var);  in sa1100fb_setpalettereg()
314 	if (fbi->fb.var.grayscale)  in sa1100fb_setcolreg()
325 			val  = chan_to_field(red, &fbi->fb.var.red);  in sa1100fb_setcolreg()
326 			val |= chan_to_field(green, &fbi->fb.var.green);  in sa1100fb_setcolreg()
327 			val |= chan_to_field(blue, &fbi->fb.var.blue);  in sa1100fb_setcolreg()
350 static inline unsigned int sa1100fb_display_dma_period(struct fb_var_screeninfo *var)  in sa1100fb_display_dma_period()  argument
356 	return var->pixclock * 8 * 16 / var->bits_per_pixel;  in sa1100fb_display_dma_period()
367 sa1100fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)  in sa1100fb_check_var()  argument
373 	if (var->xres < MIN_XRES)  in sa1100fb_check_var()
374 		var->xres = MIN_XRES;  in sa1100fb_check_var()
375 	if (var->yres < MIN_YRES)  in sa1100fb_check_var()
376 		var->yres = MIN_YRES;  in sa1100fb_check_var()
377 	if (var->xres > fbi->inf->xres)  in sa1100fb_check_var()
378 		var->xres = fbi->inf->xres;  in sa1100fb_check_var()
379 	if (var->yres > fbi->inf->yres)  in sa1100fb_check_var()
380 		var->yres = fbi->inf->yres;  in sa1100fb_check_var()
381 	var->xres_virtual = max(var->xres_virtual, var->xres);  in sa1100fb_check_var()
382 	var->yres_virtual = max(var->yres_virtual, var->yres);  in sa1100fb_check_var()
384 	dev_dbg(fbi->dev, "var->bits_per_pixel=%d\n", var->bits_per_pixel);  in sa1100fb_check_var()
385 	switch (var->bits_per_pixel) {  in sa1100fb_check_var()
403 	var->red    = fbi->rgb[rgbidx]->red;  in sa1100fb_check_var()
404 	var->green  = fbi->rgb[rgbidx]->green;  in sa1100fb_check_var()
405 	var->blue   = fbi->rgb[rgbidx]->blue;  in sa1100fb_check_var()
406 	var->transp = fbi->rgb[rgbidx]->transp;  in sa1100fb_check_var()
409 		var->red.length, var->green.length, var->blue.length,  in sa1100fb_check_var()
410 		var->transp.length);  in sa1100fb_check_var()
413 		var->red.offset, var->green.offset, var->blue.offset,  in sa1100fb_check_var()
414 		var->transp.offset);  in sa1100fb_check_var()
418 		sa1100fb_display_dma_period(var),  in sa1100fb_check_var()
439 	struct fb_var_screeninfo *var = &info->var;  in sa1100fb_set_par()  local
444 	if (var->bits_per_pixel == 16)  in sa1100fb_set_par()
457 	fbi->fb.fix.line_length = var->xres_virtual *  in sa1100fb_set_par()
458 				  var->bits_per_pixel / 8;  in sa1100fb_set_par()
459 	fbi->palette_size = var->bits_per_pixel == 8 ? 256 : 16;  in sa1100fb_set_par()
472 	sa1100fb_activate_var(var, fbi);  in sa1100fb_set_par()
487 	if (!kspc && (fbi->fb.var.bits_per_pixel == 16 || fbi->inf->cmap_static))
609 static int sa1100fb_activate_var(struct fb_var_screeninfo *var, struct sa1100fb_info *fbi)  in sa1100fb_activate_var()  argument
618 		var->xres, var->hsync_len,  in sa1100fb_activate_var()
619 		var->left_margin, var->right_margin);  in sa1100fb_activate_var()
621 		var->yres, var->vsync_len,  in sa1100fb_activate_var()
622 		var->upper_margin, var->lower_margin);  in sa1100fb_activate_var()
625 	if (var->xres < 16        || var->xres > 1024)  in sa1100fb_activate_var()
627 			fbi->fb.fix.id, var->xres);  in sa1100fb_activate_var()
628 	if (var->hsync_len < 1    || var->hsync_len > 64)  in sa1100fb_activate_var()
630 			fbi->fb.fix.id, var->hsync_len);  in sa1100fb_activate_var()
631 	if (var->left_margin < 1  || var->left_margin > 255)  in sa1100fb_activate_var()
633 			fbi->fb.fix.id, var->left_margin);  in sa1100fb_activate_var()
634 	if (var->right_margin < 1 || var->right_margin > 255)  in sa1100fb_activate_var()
636 			fbi->fb.fix.id, var->right_margin);  in sa1100fb_activate_var()
637 	if (var->yres < 1         || var->yres > 1024)  in sa1100fb_activate_var()
639 			fbi->fb.fix.id, var->yres);  in sa1100fb_activate_var()
640 	if (var->vsync_len < 1    || var->vsync_len > 64)  in sa1100fb_activate_var()
642 			fbi->fb.fix.id, var->vsync_len);  in sa1100fb_activate_var()
643 	if (var->upper_margin < 0 || var->upper_margin > 255)  in sa1100fb_activate_var()
645 			fbi->fb.fix.id, var->upper_margin);  in sa1100fb_activate_var()
646 	if (var->lower_margin < 0 || var->lower_margin > 255)  in sa1100fb_activate_var()
648 			fbi->fb.fix.id, var->lower_margin);  in sa1100fb_activate_var()
656 		LCCR1_DisWdth(var->xres) +  in sa1100fb_activate_var()
657 		LCCR1_HorSnchWdth(var->hsync_len) +  in sa1100fb_activate_var()
658 		LCCR1_BegLnDel(var->left_margin) +  in sa1100fb_activate_var()
659 		LCCR1_EndLnDel(var->right_margin);  in sa1100fb_activate_var()
665 	yres = var->yres;  in sa1100fb_activate_var()
671 		LCCR2_VrtSnchWdth(var->vsync_len) +  in sa1100fb_activate_var()
672 		LCCR2_BegFrmDel(var->upper_margin) +  in sa1100fb_activate_var()
673 		LCCR2_EndFrmDel(var->lower_margin);  in sa1100fb_activate_var()
675 	pcd = get_pcd(fbi, var->pixclock);  in sa1100fb_activate_var()
677 		(var->sync & FB_SYNC_HOR_HIGH_ACT ? LCCR3_HorSnchH : LCCR3_HorSnchL) |  in sa1100fb_activate_var()
678 		(var->sync & FB_SYNC_VERT_HIGH_ACT ? LCCR3_VrtSnchH : LCCR3_VrtSnchL);  in sa1100fb_activate_var()
685 	half_screen_size = var->bits_per_pixel;  in sa1100fb_activate_var()
686 	half_screen_size = half_screen_size * var->xres * var->yres / 16;  in sa1100fb_activate_var()
756 		if (fbi->fb.var.bits_per_pixel > 8 ||  in sa1100fb_setup_gpio()
787 	fbi->palette_cpu[0] |= palette_pbs(&fbi->fb.var);  in sa1100fb_enable_controller()
987 		pcd = get_pcd(fbi, fbi->fb.var.pixclock);  in sa1100fb_freq_transition()
1084 	fbi->fb.var.nonstd	= 0;  in sa1100fb_init_fbinfo()
1085 	fbi->fb.var.activate	= FB_ACTIVATE_NOW;  in sa1100fb_init_fbinfo()
1086 	fbi->fb.var.height	= -1;  in sa1100fb_init_fbinfo()
1087 	fbi->fb.var.width	= -1;  in sa1100fb_init_fbinfo()
1088 	fbi->fb.var.accel_flags	= 0;  in sa1100fb_init_fbinfo()
1089 	fbi->fb.var.vmode	= FB_VMODE_NONINTERLACED;  in sa1100fb_init_fbinfo()
1109 	fbi->fb.var.xres		= inf->xres;  in sa1100fb_init_fbinfo()
1110 	fbi->fb.var.xres_virtual	= inf->xres;  in sa1100fb_init_fbinfo()
1111 	fbi->fb.var.yres		= inf->yres;  in sa1100fb_init_fbinfo()
1112 	fbi->fb.var.yres_virtual	= inf->yres;  in sa1100fb_init_fbinfo()
1113 	fbi->fb.var.bits_per_pixel	= inf->bpp;  in sa1100fb_init_fbinfo()
1114 	fbi->fb.var.pixclock		= inf->pixclock;  in sa1100fb_init_fbinfo()
1115 	fbi->fb.var.hsync_len		= inf->hsync_len;  in sa1100fb_init_fbinfo()
1116 	fbi->fb.var.left_margin		= inf->left_margin;  in sa1100fb_init_fbinfo()
1117 	fbi->fb.var.right_margin	= inf->right_margin;  in sa1100fb_init_fbinfo()
1118 	fbi->fb.var.vsync_len		= inf->vsync_len;  in sa1100fb_init_fbinfo()
1119 	fbi->fb.var.upper_margin	= inf->upper_margin;  in sa1100fb_init_fbinfo()
1120 	fbi->fb.var.lower_margin	= inf->lower_margin;  in sa1100fb_init_fbinfo()
1121 	fbi->fb.var.sync		= inf->sync;  in sa1100fb_init_fbinfo()
1122 	fbi->fb.var.grayscale		= inf->cmap_greyscale;  in sa1100fb_init_fbinfo()
1188 	sa1100fb_check_var(&fbi->fb.var, &fbi->fb);  in sa1100fb_probe()