X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fvideo%2Fi810%2Fi810_main.c;h=6f11989f54e3f1406caeb1bdac9383050da47a29;hp=7513fb9b19cf739cc41afaf888efb0edae722587;hb=883f64510718e7df9abbfeec4748d92745d8cc3e;hpb=5696c1944a33b4434a9a1ebb6383b906afd43a10 diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c index 7513fb9b19cf..6f11989f54e3 100644 --- a/drivers/video/i810/i810_main.c +++ b/drivers/video/i810/i810_main.c @@ -92,20 +92,21 @@ static struct pci_driver i810fb_driver = { .resume = i810fb_resume, }; -static int vram __initdata = 4; -static int bpp __initdata = 8; -static int mtrr __initdata = 0; -static int accel __initdata = 0; -static int hsync1 __initdata = 0; -static int hsync2 __initdata = 0; -static int vsync1 __initdata = 0; -static int vsync2 __initdata = 0; -static int xres __initdata = 640; -static int yres __initdata = 480; -static int vyres __initdata = 0; -static int sync __initdata = 0; -static int ext_vga __initdata = 0; -static int dcolor __initdata = 0; +static char *mode_option __devinitdata = NULL; +static int vram __devinitdata = 4; +static int bpp __devinitdata = 8; +static int mtrr __devinitdata = 0; +static int accel __devinitdata = 0; +static int hsync1 __devinitdata = 0; +static int hsync2 __devinitdata = 0; +static int vsync1 __devinitdata = 0; +static int vsync2 __devinitdata = 0; +static int xres __devinitdata = 640; +static int yres __devinitdata = 480; +static int vyres __devinitdata = 0; +static int sync __devinitdata = 0; +static int ext_vga __devinitdata = 0; +static int dcolor __devinitdata = 0; /*------------------------------------------------------------*/ @@ -310,6 +311,8 @@ static void i810_hires(u8 __iomem *mmio) val = i810_readb(CR_DATA_CGA, mmio); i810_writeb(CR_INDEX_CGA, mmio, CR80); i810_writeb(CR_DATA_CGA, mmio, val | 1); + /* Stop LCD displays from flickering */ + i810_writel(MEM_MODE, mmio, i810_readl(MEM_MODE, mmio) | 4); } /** @@ -947,31 +950,24 @@ static int i810_check_params(struct fb_var_screeninfo *var, struct fb_info *info) { struct i810fb_par *par = (struct i810fb_par *) info->par; - int line_length, vidmem; - u32 xres, yres, vxres, vyres; - - xres = var->xres; - yres = var->yres; - vxres = var->xres_virtual; - vyres = var->yres_virtual; - + int line_length, vidmem, mode_valid = 0, retval = 0; + u32 vyres = var->yres_virtual, vxres = var->xres_virtual; /* * Memory limit */ - line_length = get_line_length(par, vxres, - var->bits_per_pixel); - + line_length = get_line_length(par, vxres, var->bits_per_pixel); vidmem = line_length*vyres; + if (vidmem > par->fb.size) { vyres = par->fb.size/line_length; - if (vyres < yres) { + if (vyres < var->yres) { vyres = yres; vxres = par->fb.size/vyres; vxres /= var->bits_per_pixel >> 3; line_length = get_line_length(par, vxres, var->bits_per_pixel); vidmem = line_length * yres; - if (vxres < xres) { + if (vxres < var->xres) { printk("i810fb: required video memory, " "%d bytes, for %dx%d-%d (virtual) " "is out of range\n", @@ -981,6 +977,10 @@ static int i810_check_params(struct fb_var_screeninfo *var, } } } + + var->xres_virtual = vxres; + var->yres_virtual = vyres; + /* * Monitor limit */ @@ -996,26 +996,41 @@ static int i810_check_params(struct fb_var_screeninfo *var, info->monspecs.dclkmax = 204000000; break; } + info->monspecs.dclkmin = 15000000; - if (fb_validate_mode(var, info)) { + if (!fb_validate_mode(var, info)) + mode_valid = 1; + +#ifdef CONFIG_FB_I810_I2C + if (!mode_valid && info->monspecs.gtf && + !fb_get_mode(FB_MAXTIMINGS, 0, var, info)) + mode_valid = 1; + + if (!mode_valid && info->monspecs.modedb_len) { + struct fb_videomode *mode; + + mode = fb_find_best_mode(var, &info->modelist); + if (mode) { + fb_videomode_to_var(var, mode); + mode_valid = 1; + } + } +#endif + if (!mode_valid && info->monspecs.modedb_len == 0) { if (fb_get_mode(FB_MAXTIMINGS, 0, var, info)) { int default_sync = (info->monspecs.hfmin-HFMIN) - |(info->monspecs.hfmax-HFMAX) - |(info->monspecs.vfmin-VFMIN) - |(info->monspecs.vfmax-VFMAX); + |(info->monspecs.hfmax-HFMAX) + |(info->monspecs.vfmin-VFMIN) + |(info->monspecs.vfmax-VFMAX); printk("i810fb: invalid video mode%s\n", - default_sync ? "" : - ". Specifying vsyncN/hsyncN parameters may help"); - return -EINVAL; + default_sync ? "" : ". Specifying " + "vsyncN/hsyncN parameters may help"); + retval = -EINVAL; } } - - var->xres = xres; - var->yres = yres; - var->xres_virtual = vxres; - var->yres_virtual = vyres; - return 0; + + return retval; } /** @@ -1375,7 +1390,6 @@ static int i810fb_set_par(struct fb_info *info) decode_var(&info->var, par); i810_load_regs(par); i810_init_cursor(par); - encode_fix(&info->fix, info); if (info->var.accel_flags && !(par->dev_flags & LOCKUP)) { @@ -1418,9 +1432,8 @@ static int i810fb_cursor(struct fb_info *info, struct fb_cursor *cursor) struct i810fb_par *par = (struct i810fb_par *)info->par; u8 __iomem *mmio = par->mmio_start_virtual; - if (!(par->dev_flags & USE_HWCUR) || !info->var.accel_flags || - par->dev_flags & LOCKUP) - return soft_cursor(info, cursor); + if (!par->dev_flags & LOCKUP) + return -ENXIO; if (cursor->image.width > 64 || cursor->image.height > 64) return -ENXIO; @@ -1506,12 +1519,12 @@ static int i810fb_suspend(struct pci_dev *dev, pm_message_t state) struct i810fb_par *par = (struct i810fb_par *) info->par; int blank = 0, prev_state = par->cur_state; - if (state == prev_state) + if (state.event == prev_state) return 0; - par->cur_state = state; + par->cur_state = state.event; - switch (state) { + switch (state.event) { case 1: blank = VESA_VSYNC_SUSPEND; break; @@ -1814,8 +1827,71 @@ i810_allocate_pci_resource(struct i810fb_par *par, return 0; } +static void __devinit i810fb_find_init_mode(struct fb_info *info) +{ + struct fb_videomode mode; + struct fb_var_screeninfo var; + struct fb_monspecs *specs = &info->monspecs; + int found = 0; +#ifdef CONFIG_FB_I810_I2C + int i; + int err; + struct i810fb_par *par = info->par; +#endif + + INIT_LIST_HEAD(&info->modelist); + memset(&mode, 0, sizeof(struct fb_videomode)); + var = info->var; +#ifdef CONFIG_FB_I810_I2C + i810_create_i2c_busses(par); + + for (i = 0; i < 3; i++) { + err = i810_probe_i2c_connector(info, &par->edid, i+1); + if (!err) + break; + } + + if (!err) + printk("i810fb_init_pci: DDC probe successful\n"); + + fb_edid_to_monspecs(par->edid, specs); + + if (specs->modedb == NULL) + printk("i810fb_init_pci: Unable to get Mode Database\n"); + + fb_videomode_to_modelist(specs->modedb, specs->modedb_len, + &info->modelist); + if (specs->modedb != NULL) { + if (specs->misc & FB_MISC_1ST_DETAIL) { + for (i = 0; i < specs->modedb_len; i++) { + if (specs->modedb[i].flag & FB_MODE_IS_FIRST) { + mode = specs->modedb[i]; + found = 1; + break; + } + } + } + + if (!found) { + mode = specs->modedb[0]; + found = 1; + } + + fb_videomode_to_var(&var, &mode); + } +#endif + if (mode_option) + fb_find_mode(&var, info, mode_option, specs->modedb, + specs->modedb_len, (found) ? &mode : NULL, + info->var.bits_per_pixel); + + info->var = var; + fb_destroy_modedb(specs->modedb); + specs->modedb = NULL; +} + #ifndef MODULE -static int __init i810fb_setup(char *options) +static int __devinit i810fb_setup(char *options) { char *this_opt, *suffix = NULL; @@ -1857,6 +1933,8 @@ static int __init i810fb_setup(char *options) vsync2 = simple_strtoul(this_opt+7, NULL, 0); else if (!strncmp(this_opt, "dcolor", 6)) dcolor = 1; + else + mode_option = this_opt; } return 0; } @@ -1867,6 +1945,7 @@ static int __devinit i810fb_init_pci (struct pci_dev *dev, { struct fb_info *info; struct i810fb_par *par = NULL; + struct fb_videomode mode; int i, err = -1, vfreq, hfreq, pixclock; i = 0; @@ -1875,7 +1954,7 @@ static int __devinit i810fb_init_pci (struct pci_dev *dev, if (!info) return -ENOMEM; - par = (struct i810fb_par *) info->par; + par = info->par; par->dev = dev; if (!(info->pixmap.addr = kmalloc(8*1024, GFP_KERNEL))) { @@ -1906,15 +1985,20 @@ static int __devinit i810fb_init_pci (struct pci_dev *dev, info->fbops = &par->i810fb_ops; info->pseudo_palette = par->pseudo_palette; fb_alloc_cmap(&info->cmap, 256, 0); + i810fb_find_init_mode(info); if ((err = info->fbops->fb_check_var(&info->var, info))) { i810fb_release_resource(info, par); return err; } + + fb_var_to_videomode(&mode, &info->var); + fb_add_videomode(&mode, &info->modelist); encode_fix(&info->fix, info); i810fb_init_ringbuffer(info); err = register_framebuffer(info); + if (err < 0) { i810fb_release_resource(info, par); printk("i810fb_init: cannot register framebuffer device\n"); @@ -1953,6 +2037,8 @@ static void i810fb_release_resource(struct fb_info *info, struct gtt_data *gtt = &par->i810_gtt; unset_mtrr(par); + i810_delete_i2c_busses(par); + if (par->i810_gtt.i810_cursor_memory) agp_free_memory(gtt->i810_cursor_memory); if (par->i810_gtt.i810_fb_memory) @@ -1962,7 +2048,8 @@ static void i810fb_release_resource(struct fb_info *info, iounmap(par->mmio_start_virtual); if (par->aperture.virtual) iounmap(par->aperture.virtual); - + if (par->edid) + kfree(par->edid); if (par->res_flags & FRAMEBUFFER_REQ) release_mem_region(par->aperture.physical, par->aperture.size); @@ -1988,7 +2075,7 @@ static void __exit i810fb_remove_pci(struct pci_dev *dev) } #ifndef MODULE -static int __init i810fb_init(void) +static int __devinit i810fb_init(void) { char *option = NULL; @@ -2006,7 +2093,7 @@ static int __init i810fb_init(void) #ifdef MODULE -static int __init i810fb_init(void) +static int __devinit i810fb_init(void) { hsync1 *= 1000; hsync2 *= 1000; @@ -2054,6 +2141,8 @@ MODULE_PARM_DESC(sync, "wait for accel engine to finish drawing" module_param(dcolor, bool, 0); MODULE_PARM_DESC(dcolor, "use DirectColor visuals" " (default = 0 = TrueColor)"); +module_param(mode_option, charp, 0); +MODULE_PARM_DESC(mode_option, "Specify initial video mode"); MODULE_AUTHOR("Tony A. Daplas"); MODULE_DESCRIPTION("Framebuffer device for the Intel 810/815 and"