X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fvideo%2Fhitfb.c;h=3dc49424dc75b43e6cc5d2860c5c258011d3162a;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=f04ca721f94c53895f19f72b23e2998b48d2ffc7;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/video/hitfb.c b/drivers/video/hitfb.c index f04ca721f..3dc49424d 100644 --- a/drivers/video/hitfb.c +++ b/drivers/video/hitfb.c @@ -4,36 +4,31 @@ * (C) 1999 Mihai Spatar * (C) 2000 YAEGASHI Takeshi * (C) 2003, 2004 Paul Mundt - * (C) 2003, 2004 Andriy Skulysh + * (C) 2003, 2004, 2006 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 #include #include #include #include #include #include -#include #include #include #include +#include #include #include #include #include #include -#include - -#ifdef MACH_HP600 +#include #include -#include -#endif #define WIDTH 640 @@ -47,7 +42,6 @@ static struct fb_var_screeninfo hitfb_var __initdata = { static struct fb_fix_screeninfo hitfb_fix __initdata = { .id = "Hitachi HD64461", .type = FB_TYPE_PACKED_PIXELS, - .ypanstep = 8, .accel = FB_ACCEL_NONE, }; @@ -75,26 +69,14 @@ static inline void hitfb_accel_set_dest(int truecolor, u16 dx, u16 dy, if (truecolor) saddr <<= 1; - fb_writew(width, HD64461_BBTDWR); - fb_writew(height, HD64461_BBTDHR); + fb_writew(width-1, HD64461_BBTDWR); + fb_writew(height-1, 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) @@ -102,6 +84,8 @@ static inline void hitfb_accel_bitblt(int truecolor, u16 sx, u16 sy, u16 dx, u32 saddr, daddr; u32 maddr = 0; + height--; + width--; fb_writew(rop, HD64461_BBTROPR); if ((sy < dy) || ((sy == dy) && (sx <= dx))) { saddr = WIDTH * (sy + height) + sx + width; @@ -148,6 +132,7 @@ static void hitfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect) if (rect->rop != ROP_COPY) cfb_fillrect(p, rect); else { + hitfb_accel_wait(); fb_writew(0x00f0, HD64461_BBTROPR); fb_writew(16, HD64461_BBTMDR); @@ -163,16 +148,15 @@ static void hitfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect) rect->height); hitfb_accel_start(0); } - hitfb_accel_wait(); } } static void hitfb_copyarea(struct fb_info *p, const struct fb_copyarea *area) { + hitfb_accel_wait(); 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, @@ -184,7 +168,7 @@ static int hitfb_pan_display(struct fb_var_screeninfo *var, if (xoffset != 0) return -EINVAL; - fb_writew(yoffset, HD64461_LCDCBAR); + fb_writew((yoffset*info->fix.line_length)>>10, HD64461_LCDCBAR); return 0; } @@ -194,12 +178,6 @@ 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); @@ -215,19 +193,18 @@ int hitfb_blank(int blank_mode, struct fb_info *info) 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; + v &= ~(HD64461_LCDCCR_MOFF | HD64461_LCDCCR_STREQ); fb_writew(v, HD64461_LCDCCR); + + do { + v = fb_readw(HD64461_LCDCCR); + } while(v&HD64461_LCDCCR_STBACK); + + v = fb_readw(HD64461_LDR1); + v |= HD64461_LDR1_DON; + fb_writew(v, HD64461_LDR1); } return 0; } @@ -235,7 +212,7 @@ int hitfb_blank(int blank_mode, struct fb_info *info) static int hitfb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *info) { - if (regno >= info->cmap.len) + if (regno >= 256) return 1; switch (info->var.bits_per_pixel) { @@ -246,6 +223,8 @@ static int hitfb_setcolreg(unsigned regno, unsigned red, unsigned green, fb_writew(blue >> 10, HD64461_CPTWDR); break; case 16: + if (regno >= 16) + return 1; ((u32 *) (info->pseudo_palette))[regno] = ((red & 0xf800)) | ((green & 0xfc00) >> 5) | ((blue & 0xf800) >> 11); @@ -254,26 +233,113 @@ static int hitfb_setcolreg(unsigned regno, unsigned red, unsigned green, return 0; } +static int hitfb_sync(struct fb_info *info) +{ + hitfb_accel_wait(); + + return 0; +} + +static int hitfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) +{ + int maxy; + + var->xres = info->var.xres; + var->xres_virtual = info->var.xres; + var->yres = info->var.yres; + + if ((var->bits_per_pixel != 8) && (var->bits_per_pixel != 16)) + var->bits_per_pixel = info->var.bits_per_pixel; + + if (var->yres_virtual < var->yres) + var->yres_virtual = var->yres; + + maxy = info->fix.smem_len / var->xres; + + if (var->bits_per_pixel == 16) + maxy /= 2; + + if (var->yres_virtual > maxy) + var->yres_virtual = maxy; + + var->xoffset = 0; + var->yoffset = 0; + + switch (var->bits_per_pixel) { + case 8: + var->red.offset = 0; + var->red.length = 8; + var->green.offset = 0; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + break; + case 16: /* RGB 565 */ + var->red.offset = 11; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 6; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + break; + } + + return 0; +} + +static int hitfb_set_par(struct fb_info *info) +{ + unsigned short ldr3; + + switch (info->var.bits_per_pixel) { + case 8: + info->fix.line_length = info->var.xres; + info->fix.visual = FB_VISUAL_PSEUDOCOLOR; + info->fix.ypanstep = 16; + break; + case 16: + info->fix.line_length = info->var.xres*2; + info->fix.visual = FB_VISUAL_TRUECOLOR; + info->fix.ypanstep = 8; + break; + } + + fb_writew(info->fix.line_length, HD64461_LCDCLOR); + ldr3 = fb_readw(HD64461_LDR3); + ldr3 &= ~15; + ldr3 |= (info->var.bits_per_pixel == 8) ? 4 : 8; + fb_writew(ldr3, HD64461_LDR3); + return 0; +} + static struct fb_ops hitfb_ops = { .owner = THIS_MODULE, + .fb_check_var = hitfb_check_var, + .fb_set_par = hitfb_set_par, .fb_setcolreg = hitfb_setcolreg, .fb_blank = hitfb_blank, + .fb_sync = hitfb_sync, .fb_pan_display = hitfb_pan_display, .fb_fillrect = hitfb_fillrect, .fb_copyarea = hitfb_copyarea, .fb_imageblit = cfb_imageblit, }; -int __init hitfb_init(void) +static int __init hitfb_probe(struct platform_device *dev) { unsigned short lcdclor, ldr3, ldvndr; - int size; if (fb_get_options("hitfb", NULL)) return -ENODEV; + hitfb_fix.mmio_start = CONFIG_HD64461_IOBASE+0x1000; + hitfb_fix.mmio_len = 0x1000; hitfb_fix.smem_start = CONFIG_HD64461_IOBASE + 0x02000000; - hitfb_fix.smem_len = (MACH_HP690) ? 1024 * 1024 : 512 * 1024; + hitfb_fix.smem_len = 512 * 1024; lcdclor = fb_readw(HD64461_LCDCLOR); ldvndr = fb_readw(HD64461_LDVNDR); @@ -323,12 +389,12 @@ int __init hitfb_init(void) fb_info.var = hitfb_var; fb_info.fix = hitfb_fix; fb_info.pseudo_palette = pseudo_palette; - fb_info.flags = FBINFO_DEFAULT; + fb_info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN | + FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_COPYAREA; 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); + fb_alloc_cmap(&fb_info.cmap, 256, 0); if (register_framebuffer(&fb_info) < 0) return -EINVAL; @@ -338,9 +404,75 @@ int __init hitfb_init(void) return 0; } +static int __devexit hitfb_remove(struct platform_device *dev) +{ + return unregister_framebuffer(&fb_info); +} + +#ifdef CONFIG_PM +static int hitfb_suspend(struct platform_device *dev, pm_message_t state) +{ + u16 v; + + hitfb_blank(1,0); + v = fb_readw(HD64461_STBCR); + v |= HD64461_STBCR_SLCKE_IST; + fb_writew(v, HD64461_STBCR); + + return 0; +} + +static int hitfb_resume(struct platform_device *dev) +{ + u16 v; + + v = fb_readw(HD64461_STBCR); + v &= ~HD64461_STBCR_SLCKE_OST; + msleep(100); + v = fb_readw(HD64461_STBCR); + v &= ~HD64461_STBCR_SLCKE_IST; + fb_writew(v, HD64461_STBCR); + hitfb_blank(0,0); + + return 0; +} +#endif + +static struct platform_driver hitfb_driver = { + .probe = hitfb_probe, + .remove = __devexit_p(hitfb_remove), +#ifdef CONFIG_PM + .suspend = hitfb_suspend, + .resume = hitfb_resume, +#endif + .driver = { + .name = "hitfb", + }, +}; + +static struct platform_device hitfb_device = { + .name = "hitfb", + .id = -1, +}; + +static int __init hitfb_init(void) +{ + int ret; + + ret = platform_driver_register(&hitfb_driver); + if (!ret) { + ret = platform_device_register(&hitfb_device); + if (ret) + platform_driver_unregister(&hitfb_driver); + } + return ret; +} + + static void __exit hitfb_exit(void) { - unregister_framebuffer(&fb_info); + platform_device_unregister(&hitfb_device); + platform_driver_unregister(&hitfb_driver); } module_init(hitfb_init);