video/fbdev/s3c-fb.c

60 #define OSD_BASE(win, variant) ((variant).osd + ((win) * (variant).osd_stride))
61 #define VIDOSD_A(win, variant) (OSD_BASE(win, variant) + 0x00)
62 #define VIDOSD_B(win, variant) (OSD_BASE(win, variant) + 0x04)
63 #define VIDOSD_C(win, variant) (OSD_BASE(win, variant) + 0x08)
64 #define VIDOSD_D(win, variant) (OSD_BASE(win, variant) + 0x0C)
67  * struct s3c_fb_variant - fb variant information
132  * @variant: The variant information for this driver.
136 	struct s3c_fb_variant	variant;
159  * @variant: The variant information for this window.
170 	struct s3c_fb_win_variant variant;
194  * @variant: Variant information for this hardware.
209 	struct s3c_fb_variant	 variant;
229 	return win->variant.valid_bpp & VALID_BPP(bpp);
266 		if (sfb->variant.palette[win->index] != 0) {
351 	if (sfb->variant.has_clksel)
398 	if (win->variant.osd_size_off)
399 		writel(size, sfb->regs + OSD_BASE(win->index, sfb->variant)
400 				+ win->variant.osd_size_off);
413 	if (win->variant.has_osd_alpha)
414 		writel(alpha, sfb->regs + VIDOSD_C(win->index, sfb->variant));
429 		if (sfb->variant.has_prtcon) {
431 		} else if (sfb->variant.has_shadowcon) {
437 		if (sfb->variant.has_prtcon) {
439 		} else if (sfb->variant.has_shadowcon) {
512 		if (win->variant.palette_sz >= 256)
541 	writel(info->fix.smem_start, buf + sfb->variant.buf_start);
544 	writel(data, buf + sfb->variant.buf_end);
551 	writel(data, regs + sfb->variant.buf_size + (win_no * 4));
557 	writel(data, regs + VIDOSD_A(win_no, sfb->variant));
566 	writel(data, regs + VIDOSD_B(win_no, sfb->variant));
578 	if (sfb->variant.has_shadowcon) {
648 		void __iomem *keycon = regs + sfb->variant.keycon;
662 	writel(data, regs + sfb->variant.wincon + (win_no * 4));
663 	writel(0x0, regs + sfb->variant.winmap + (win_no * 4));
666 	if (sfb->variant.has_blendcon) {
705 	palreg = sfb->regs + sfb->variant.palette[win->index];
715 	if (win->variant.palette_16bpp)
769 		if (regno < win->variant.palette_sz) {
807 	wincon = readl(sfb->regs + sfb->variant.wincon + (index * 4));
819 		       sfb->regs + sfb->variant.winmap + (index * 4));
825 		writel(0x0, sfb->regs + sfb->variant.winmap + (index * 4));
839 	writel(wincon, sfb->regs + sfb->variant.wincon + (index * 4));
904 	writel(info->fix.smem_start + start_boff, buf + sfb->variant.buf_start);
905 	writel(info->fix.smem_start + end_boff, buf + sfb->variant.buf_end);
1146 		if (sfb->variant.has_shadowcon) {
1164  * @variant: The variant information for this window.
1171 			    struct s3c_fb_win_variant *variant,
1181 	dev_dbg(sfb->dev, "probing window %d, variant %p\n", win_no, variant);
1185 	palette_size = variant->palette_sz * 4;
1201 	win->variant = *variant;
1215 	if (win->variant.palette_16bpp) {
1257 	ret = fb_alloc_cmap(&fbinfo->cmap, win->variant.palette_sz, 1);
1306 	if (sfb->variant.is_2443)
1313 	writel(data, regs + sfb->variant.vidtcon);
1318 	writel(data, regs + sfb->variant.vidtcon + 4);
1324 	writel(data, regs + sfb->variant.vidtcon + 8);
1339 	writel(0, regs + sfb->variant.wincon + (win * 4));
1340 	writel(0, regs + VIDOSD_A(win, sfb->variant));
1341 	writel(0, regs + VIDOSD_B(win, sfb->variant));
1342 	writel(0, regs + VIDOSD_C(win, sfb->variant));
1344 	if (sfb->variant.has_shadowcon) {
1367 	if (fbdrv->variant.nr_windows > S3C_FB_MAX_WIN) {
1386 	sfb->variant = fbdrv->variant;
1397 	if (!sfb->variant.has_clksel) {
1441 	if (sfb->variant.has_fixvclk) {
1450 	for (win = 0; win < fbdrv->variant.nr_windows; win++)
1454 	for (win = 0; win < (fbdrv->variant.nr_windows - 1); win++) {
1455 		void __iomem *regs = sfb->regs + sfb->variant.keycon;
1466 	for (win = 0; win < fbdrv->variant.nr_windows; win++) {
1491 	if (!sfb->variant.has_clksel)
1518 	if (!sfb->variant.has_clksel)
1545 	if (!sfb->variant.has_clksel)
1567 	if (!sfb->variant.has_clksel)
1575 	if (sfb->variant.has_fixvclk) {
1583 	for (win_no = 0; win_no < sfb->variant.nr_windows; win_no++)
1586 	for (win_no = 0; win_no < sfb->variant.nr_windows - 1; win_no++) {
1587 		void __iomem *regs = sfb->regs + sfb->variant.keycon;
1622 	if (!sfb->variant.has_clksel)
1637 	if (!sfb->variant.has_clksel)
1705 	.variant = {
1737 	.variant = {