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path: root/drivers/video/hitfb.c
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-rw-r--r--drivers/video/hitfb.c349
1 files changed, 0 insertions, 349 deletions
diff --git a/drivers/video/hitfb.c b/drivers/video/hitfb.c
deleted file mode 100644
index f04ca721f94..00000000000
--- a/drivers/video/hitfb.c
+++ /dev/null
@@ -1,349 +0,0 @@
-/*
- * linux/drivers/video/hitfb.c -- Hitachi LCD frame buffer device
- *
- * (C) 1999 Mihai Spatar
- * (C) 2000 YAEGASHI Takeshi
- * (C) 2003, 2004 Paul Mundt
- * (C) 2003, 2004 Andriy Skulysh
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of this archive for
- * more details.
- */
-
-#include <linux/config.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/tty.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include <linux/init.h>
-#include <linux/fb.h>
-
-#include <asm/machvec.h>
-#include <asm/uaccess.h>
-#include <asm/pgtable.h>
-#include <asm/io.h>
-#include <asm/hd64461/hd64461.h>
-
-#ifdef MACH_HP600
-#include <asm/cpu/dac.h>
-#include <asm/hp6xx/hp6xx.h>
-#endif
-
-#define WIDTH 640
-
-static struct fb_var_screeninfo hitfb_var __initdata = {
- .activate = FB_ACTIVATE_NOW,
- .height = -1,
- .width = -1,
- .vmode = FB_VMODE_NONINTERLACED,
-};
-
-static struct fb_fix_screeninfo hitfb_fix __initdata = {
- .id = "Hitachi HD64461",
- .type = FB_TYPE_PACKED_PIXELS,
- .ypanstep = 8,
- .accel = FB_ACCEL_NONE,
-};
-
-static u32 pseudo_palette[16];
-static struct fb_info fb_info;
-
-static inline void hitfb_accel_wait(void)
-{
- while (fb_readw(HD64461_GRCFGR) & HD64461_GRCFGR_ACCSTATUS) ;
-}
-
-static inline void hitfb_accel_start(int truecolor)
-{
- if (truecolor) {
- fb_writew(6, HD64461_GRCFGR);
- } else {
- fb_writew(7, HD64461_GRCFGR);
- }
-}
-
-static inline void hitfb_accel_set_dest(int truecolor, u16 dx, u16 dy,
- u16 width, u16 height)
-{
- u32 saddr = WIDTH * dy + dx;
- if (truecolor)
- saddr <<= 1;
-
- fb_writew(width, HD64461_BBTDWR);
- fb_writew(height, HD64461_BBTDHR);
-
- fb_writew(saddr & 0xffff, HD64461_BBTDSARL);
- fb_writew(saddr >> 16, HD64461_BBTDSARH);
-
-}
-
-static inline void hitfb_accel_solidfill(int truecolor, u16 dx, u16 dy,
- u16 width, u16 height, u16 color)
-{
- hitfb_accel_set_dest(truecolor, dx, dy, width, height);
-
- fb_writew(0x00f0, HD64461_BBTROPR);
- fb_writew(16, HD64461_BBTMDR);
- fb_writew(color, HD64461_GRSCR);
-
- hitfb_accel_start(truecolor);
-}
-
-static inline void hitfb_accel_bitblt(int truecolor, u16 sx, u16 sy, u16 dx,
- u16 dy, u16 width, u16 height, u16 rop,
- u32 mask_addr)
-{
- u32 saddr, daddr;
- u32 maddr = 0;
-
- fb_writew(rop, HD64461_BBTROPR);
- if ((sy < dy) || ((sy == dy) && (sx <= dx))) {
- saddr = WIDTH * (sy + height) + sx + width;
- daddr = WIDTH * (dy + height) + dx + width;
- if (mask_addr) {
- if (truecolor)
- maddr = ((width >> 3) + 1) * (height + 1) - 1;
- else
- maddr =
- (((width >> 4) + 1) * (height + 1) - 1) * 2;
-
- fb_writew((1 << 5) | 1, HD64461_BBTMDR);
- } else
- fb_writew(1, HD64461_BBTMDR);
- } else {
- saddr = WIDTH * sy + sx;
- daddr = WIDTH * dy + dx;
- if (mask_addr) {
- fb_writew((1 << 5), HD64461_BBTMDR);
- } else {
- fb_writew(0, HD64461_BBTMDR);
- }
- }
- if (truecolor) {
- saddr <<= 1;
- daddr <<= 1;
- }
- fb_writew(width, HD64461_BBTDWR);
- fb_writew(height, HD64461_BBTDHR);
- fb_writew(saddr & 0xffff, HD64461_BBTSSARL);
- fb_writew(saddr >> 16, HD64461_BBTSSARH);
- fb_writew(daddr & 0xffff, HD64461_BBTDSARL);
- fb_writew(daddr >> 16, HD64461_BBTDSARH);
- if (mask_addr) {
- maddr += mask_addr;
- fb_writew(maddr & 0xffff, HD64461_BBTMARL);
- fb_writew(maddr >> 16, HD64461_BBTMARH);
- }
- hitfb_accel_start(truecolor);
-}
-
-static void hitfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect)
-{
- if (rect->rop != ROP_COPY)
- cfb_fillrect(p, rect);
- else {
- fb_writew(0x00f0, HD64461_BBTROPR);
- fb_writew(16, HD64461_BBTMDR);
-
- if (p->var.bits_per_pixel == 16) {
- fb_writew(((u32 *) (p->pseudo_palette))[rect->color],
- HD64461_GRSCR);
- hitfb_accel_set_dest(1, rect->dx, rect->dy, rect->width,
- rect->height);
- hitfb_accel_start(1);
- } else {
- fb_writew(rect->color, HD64461_GRSCR);
- hitfb_accel_set_dest(0, rect->dx, rect->dy, rect->width,
- rect->height);
- hitfb_accel_start(0);
- }
- hitfb_accel_wait();
- }
-}
-
-static void hitfb_copyarea(struct fb_info *p, const struct fb_copyarea *area)
-{
- hitfb_accel_bitblt(p->var.bits_per_pixel == 16, area->sx, area->sy,
- area->dx, area->dy, area->width, area->height,
- 0x00cc, 0);
- hitfb_accel_wait();
-}
-
-static int hitfb_pan_display(struct fb_var_screeninfo *var,
- struct fb_info *info)
-{
- int xoffset = var->xoffset;
- int yoffset = var->yoffset;
-
- if (xoffset != 0)
- return -EINVAL;
-
- fb_writew(yoffset, HD64461_LCDCBAR);
-
- return 0;
-}
-
-int hitfb_blank(int blank_mode, struct fb_info *info)
-{
- unsigned short v;
-
- if (blank_mode) {
-#ifdef MACH_HP600
- sh_dac_disable(DAC_LCD_BRIGHTNESS);
- v = fb_readw(HD64461_GPBDR);
- v |= HD64461_GPBDR_LCDOFF;
- fb_writew(v, HD64461_GPBDR);
-#endif
- v = fb_readw(HD64461_LDR1);
- v &= ~HD64461_LDR1_DON;
- fb_writew(v, HD64461_LDR1);
-
- v = fb_readw(HD64461_LCDCCR);
- v |= HD64461_LCDCCR_MOFF;
- fb_writew(v, HD64461_LCDCCR);
-
- v = fb_readw(HD64461_STBCR);
- v |= HD64461_STBCR_SLCDST;
- fb_writew(v, HD64461_STBCR);
- } else {
- v = fb_readw(HD64461_STBCR);
- v &= ~HD64461_STBCR_SLCDST;
- fb_writew(v, HD64461_STBCR);
-#ifdef MACH_HP600
- sh_dac_enable(DAC_LCD_BRIGHTNESS);
- v = fb_readw(HD64461_GPBDR);
- v &= ~HD64461_GPBDR_LCDOFF;
- fb_writew(v, HD64461_GPBDR);
-#endif
- v = fb_readw(HD64461_LDR1);
- v |= HD64461_LDR1_DON;
- fb_writew(v, HD64461_LDR1);
-
- v = fb_readw(HD64461_LCDCCR);
- v &= ~HD64461_LCDCCR_MOFF;
- fb_writew(v, HD64461_LCDCCR);
- }
- return 0;
-}
-
-static int hitfb_setcolreg(unsigned regno, unsigned red, unsigned green,
- unsigned blue, unsigned transp, struct fb_info *info)
-{
- if (regno >= info->cmap.len)
- return 1;
-
- switch (info->var.bits_per_pixel) {
- case 8:
- fb_writew(regno << 8, HD64461_CPTWAR);
- fb_writew(red >> 10, HD64461_CPTWDR);
- fb_writew(green >> 10, HD64461_CPTWDR);
- fb_writew(blue >> 10, HD64461_CPTWDR);
- break;
- case 16:
- ((u32 *) (info->pseudo_palette))[regno] =
- ((red & 0xf800)) |
- ((green & 0xfc00) >> 5) | ((blue & 0xf800) >> 11);
- break;
- }
- return 0;
-}
-
-static struct fb_ops hitfb_ops = {
- .owner = THIS_MODULE,
- .fb_setcolreg = hitfb_setcolreg,
- .fb_blank = hitfb_blank,
- .fb_pan_display = hitfb_pan_display,
- .fb_fillrect = hitfb_fillrect,
- .fb_copyarea = hitfb_copyarea,
- .fb_imageblit = cfb_imageblit,
-};
-
-int __init hitfb_init(void)
-{
- unsigned short lcdclor, ldr3, ldvndr;
- int size;
-
- if (fb_get_options("hitfb", NULL))
- return -ENODEV;
-
- hitfb_fix.smem_start = CONFIG_HD64461_IOBASE + 0x02000000;
- hitfb_fix.smem_len = (MACH_HP690) ? 1024 * 1024 : 512 * 1024;
-
- lcdclor = fb_readw(HD64461_LCDCLOR);
- ldvndr = fb_readw(HD64461_LDVNDR);
- ldr3 = fb_readw(HD64461_LDR3);
-
- switch (ldr3 & 15) {
- default:
- case 4:
- hitfb_var.bits_per_pixel = 8;
- hitfb_var.xres = lcdclor;
- break;
- case 8:
- hitfb_var.bits_per_pixel = 16;
- hitfb_var.xres = lcdclor / 2;
- break;
- }
- hitfb_fix.line_length = lcdclor;
- hitfb_fix.visual = (hitfb_var.bits_per_pixel == 8) ?
- FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
- hitfb_var.yres = ldvndr + 1;
- hitfb_var.xres_virtual = hitfb_var.xres;
- hitfb_var.yres_virtual = hitfb_fix.smem_len / lcdclor;
- switch (hitfb_var.bits_per_pixel) {
- case 8:
- hitfb_var.red.offset = 0;
- hitfb_var.red.length = 8;
- hitfb_var.green.offset = 0;
- hitfb_var.green.length = 8;
- hitfb_var.blue.offset = 0;
- hitfb_var.blue.length = 8;
- hitfb_var.transp.offset = 0;
- hitfb_var.transp.length = 0;
- break;
- case 16: /* RGB 565 */
- hitfb_var.red.offset = 11;
- hitfb_var.red.length = 5;
- hitfb_var.green.offset = 5;
- hitfb_var.green.length = 6;
- hitfb_var.blue.offset = 0;
- hitfb_var.blue.length = 5;
- hitfb_var.transp.offset = 0;
- hitfb_var.transp.length = 0;
- break;
- }
-
- fb_info.fbops = &hitfb_ops;
- fb_info.var = hitfb_var;
- fb_info.fix = hitfb_fix;
- fb_info.pseudo_palette = pseudo_palette;
- fb_info.flags = FBINFO_DEFAULT;
-
- fb_info.screen_base = (void *)hitfb_fix.smem_start;
-
- size = (fb_info.var.bits_per_pixel == 8) ? 256 : 16;
- fb_alloc_cmap(&fb_info.cmap, size, 0);
-
- if (register_framebuffer(&fb_info) < 0)
- return -EINVAL;
-
- printk(KERN_INFO "fb%d: %s frame buffer device\n",
- fb_info.node, fb_info.fix.id);
- return 0;
-}
-
-static void __exit hitfb_exit(void)
-{
- unregister_framebuffer(&fb_info);
-}
-
-module_init(hitfb_init);
-module_exit(hitfb_exit);
-
-MODULE_LICENSE("GPL");
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