375 static void FFBFifo(struct ffb_par *par, int n)  in FFBFifo()  argument
378 	int cache = par->fifo_cache;  in FFBFifo()
381 		fbc = par->fbc;  in FFBFifo()
387 	par->fifo_cache = cache - n;  in FFBFifo()
390 static void FFBWait(struct ffb_par *par)  in FFBWait()  argument
395 	fbc = par->fbc;  in FFBWait()
408 	struct ffb_par *par = (struct ffb_par *)p->par;  in ffb_sync()  local
410 	FFBWait(par);  in ffb_sync()
414 static __inline__ void ffb_rop(struct ffb_par *par, u32 rop)  in ffb_rop()  argument
416 	if (par->rop_cache != rop) {  in ffb_rop()
417 		FFBFifo(par, 1);  in ffb_rop()
418 		upa_writel(rop, &par->fbc->rop);  in ffb_rop()
419 		par->rop_cache = rop;  in ffb_rop()
423 static void ffb_switch_from_graph(struct ffb_par *par)  in ffb_switch_from_graph()  argument
425 	struct ffb_fbc __iomem *fbc = par->fbc;  in ffb_switch_from_graph()
426 	struct ffb_dac __iomem *dac = par->dac;  in ffb_switch_from_graph()
429 	spin_lock_irqsave(&par->lock, flags);  in ffb_switch_from_graph()
430 	FFBWait(par);  in ffb_switch_from_graph()
431 	par->fifo_cache = 0;  in ffb_switch_from_graph()
432 	FFBFifo(par, 7);  in ffb_switch_from_graph()
437 	upa_writel(par->rop_cache, &fbc->rop);  in ffb_switch_from_graph()
440 	upa_writel(par->fg_cache, &fbc->fg);  in ffb_switch_from_graph()
441 	upa_writel(par->bg_cache, &fbc->bg);  in ffb_switch_from_graph()
442 	FFBWait(par);  in ffb_switch_from_graph()
446 	if (par->flags & FFB_FLAG_INVCURSOR)  in ffb_switch_from_graph()
452 	spin_unlock_irqrestore(&par->lock, flags);  in ffb_switch_from_graph()
457 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_pan_display()  local
462 	ffb_switch_from_graph(par);  in ffb_pan_display()
477 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_fillrect()  local
478 	struct ffb_fbc __iomem *fbc = par->fbc;  in ffb_fillrect()
486 	spin_lock_irqsave(&par->lock, flags);  in ffb_fillrect()
488 	if (fg != par->fg_cache) {  in ffb_fillrect()
489 		FFBFifo(par, 1);  in ffb_fillrect()
491 		par->fg_cache = fg;  in ffb_fillrect()
494 	ffb_rop(par, rect->rop == ROP_COPY ?  in ffb_fillrect()
498 	FFBFifo(par, 5);  in ffb_fillrect()
505 	spin_unlock_irqrestore(&par->lock, flags);  in ffb_fillrect()
517 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_copyarea()  local
518 	struct ffb_fbc __iomem *fbc = par->fbc;  in ffb_copyarea()
527 	spin_lock_irqsave(&par->lock, flags);  in ffb_copyarea()
529 	ffb_rop(par, FFB_ROP_OLD);  in ffb_copyarea()
531 	FFBFifo(par, 7);  in ffb_copyarea()
540 	spin_unlock_irqrestore(&par->lock, flags);  in ffb_copyarea()
551 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_imageblit()  local
552 	struct ffb_fbc __iomem *fbc = par->fbc;  in ffb_imageblit()
571 	spin_lock_irqsave(&par->lock, flags);  in ffb_imageblit()
573 	if (fgbg != *(u64 *)&par->fg_cache) {  in ffb_imageblit()
574 		FFBFifo(par, 2);  in ffb_imageblit()
576 		*(u64 *)&par->fg_cache = fgbg;  in ffb_imageblit()
580 		FFBFifo(par, 1);  in ffb_imageblit()
587 		FFBFifo(par, 1);  in ffb_imageblit()
596 			FFBFifo(par, 1);  in ffb_imageblit()
607 		FFBFifo(par, 2);  in ffb_imageblit()
616 			FFBFifo(par, 1);  in ffb_imageblit()
623 	spin_unlock_irqrestore(&par->lock, flags);  in ffb_imageblit()
674 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_blank()  local
675 	struct ffb_dac __iomem *dac = par->dac;  in ffb_blank()
680 	spin_lock_irqsave(&par->lock, flags);  in ffb_blank()
682 	FFBWait(par);  in ffb_blank()
689 		par->flags &= ~FFB_FLAG_BLANKED;  in ffb_blank()
697 		par->flags |= FFB_FLAG_BLANKED;  in ffb_blank()
707 	spin_unlock_irqrestore(&par->lock, flags);  in ffb_blank()
853 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_mmap()  local
856 				  par->physbase, par->fbsize,  in ffb_mmap()
862 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_ioctl()  local
865 				   FBTYPE_CREATOR, 24, par->fbsize);  in ffb_ioctl()
874 	struct ffb_par *par = (struct ffb_par *)info->par;  in ffb_init_fix()  local
877 	if (!(par->flags & FFB_FLAG_AFB)) {  in ffb_init_fix()
878 		if ((par->board_type & 0x7) == 0x3)  in ffb_init_fix()
902 	struct ffb_par *par;  in ffb_probe()  local
912 	par = info->par;  in ffb_probe()
914 	spin_lock_init(&par->lock);  in ffb_probe()
915 	par->fbc = of_ioremap(&op->resource[2], 0,  in ffb_probe()
917 	if (!par->fbc)  in ffb_probe()
920 	par->dac = of_ioremap(&op->resource[1], 0,  in ffb_probe()
922 	if (!par->dac)  in ffb_probe()
925 	par->rop_cache = FFB_ROP_NEW;  in ffb_probe()
926 	par->physbase = op->resource[0].start;  in ffb_probe()
938 	info->screen_base = (char *) par->physbase + FFB_DFB24_POFF;  in ffb_probe()
939 	info->pseudo_palette = par->pseudo_palette;  in ffb_probe()
942 	par->fbsize = PAGE_ALIGN(info->var.xres * info->var.yres * 4);  in ffb_probe()
948 		par->flags |= FFB_FLAG_AFB;  in ffb_probe()
950 	par->board_type = of_getintprop_default(dp, "board_type", 0);  in ffb_probe()
952 	fbc = par->fbc;  in ffb_probe()
956 	dac = par->dac;  in ffb_probe()
973 	if ((par->flags & FFB_FLAG_AFB) || dac_pnum == 0x236e) {  in ffb_probe()
974 		par->flags &= ~FFB_FLAG_INVCURSOR;  in ffb_probe()
977 			par->flags |= FFB_FLAG_INVCURSOR;  in ffb_probe()
980 	ffb_switch_from_graph(par);  in ffb_probe()
1003 	       ((par->flags & FFB_FLAG_AFB) ? "AFB" : "FFB"),  in ffb_probe()
1004 	       par->physbase, par->board_type,  in ffb_probe()
1013 	of_iounmap(&op->resource[1], par->dac, sizeof(struct ffb_dac));  in ffb_probe()
1016 	of_iounmap(&op->resource[2], par->fbc, sizeof(struct ffb_fbc));  in ffb_probe()
1028 	struct ffb_par *par = info->par;  in ffb_remove()  local
1033 	of_iounmap(&op->resource[2], par->fbc, sizeof(struct ffb_fbc));  in ffb_remove()
1034 	of_iounmap(&op->resource[1], par->dac, sizeof(struct ffb_dac));  in ffb_remove()