diff options
Diffstat (limited to 'drivers/video/leo.c')
-rw-r--r-- | drivers/video/leo.c | 147 |
1 files changed, 70 insertions, 77 deletions
diff --git a/drivers/video/leo.c b/drivers/video/leo.c index a038aa5a9e1..45b9a5d55de 100644 --- a/drivers/video/leo.c +++ b/drivers/video/leo.c @@ -525,130 +525,123 @@ static void leo_fixup_var_rgb(struct fb_var_screeninfo *var) var->transp.length = 0; } -struct all_info { - struct fb_info info; - struct leo_par par; -}; - -static void leo_unmap_regs(struct of_device *op, struct all_info *all) +static void leo_unmap_regs(struct of_device *op, struct fb_info *info, + struct leo_par *par) { - if (all->par.lc_ss0_usr) - of_iounmap(&op->resource[0], all->par.lc_ss0_usr, 0x1000); - if (all->par.ld_ss0) - of_iounmap(&op->resource[0], all->par.ld_ss0, 0x1000); - if (all->par.ld_ss1) - of_iounmap(&op->resource[0], all->par.ld_ss1, 0x1000); - if (all->par.lx_krn) - of_iounmap(&op->resource[0], all->par.lx_krn, 0x1000); - if (all->par.cursor) + if (par->lc_ss0_usr) + of_iounmap(&op->resource[0], par->lc_ss0_usr, 0x1000); + if (par->ld_ss0) + of_iounmap(&op->resource[0], par->ld_ss0, 0x1000); + if (par->ld_ss1) + of_iounmap(&op->resource[0], par->ld_ss1, 0x1000); + if (par->lx_krn) + of_iounmap(&op->resource[0], par->lx_krn, 0x1000); + if (par->cursor) of_iounmap(&op->resource[0], - all->par.cursor, sizeof(struct leo_cursor)); - if (all->info.screen_base) - of_iounmap(&op->resource[0], all->info.screen_base, 0x800000); + par->cursor, sizeof(struct leo_cursor)); + if (info->screen_base) + of_iounmap(&op->resource[0], info->screen_base, 0x800000); } -static int __devinit leo_init_one(struct of_device *op) +static int __devinit leo_probe(struct of_device *op, const struct of_device_id *match) { struct device_node *dp = op->node; - struct all_info *all; + struct fb_info *info; + struct leo_par *par; int linebytes, err; - all = kzalloc(sizeof(*all), GFP_KERNEL); - if (!all) - return -ENOMEM; + info = framebuffer_alloc(sizeof(struct leo_par), &op->dev); + + err = -ENOMEM; + if (!info) + goto out_err; + par = info->par; - spin_lock_init(&all->par.lock); + spin_lock_init(&par->lock); - all->par.physbase = op->resource[0].start; - all->par.which_io = op->resource[0].flags & IORESOURCE_BITS; + par->physbase = op->resource[0].start; + par->which_io = op->resource[0].flags & IORESOURCE_BITS; - sbusfb_fill_var(&all->info.var, dp->node, 32); - leo_fixup_var_rgb(&all->info.var); + sbusfb_fill_var(&info->var, dp->node, 32); + leo_fixup_var_rgb(&info->var); linebytes = of_getintprop_default(dp, "linebytes", - all->info.var.xres); - all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres); + info->var.xres); + par->fbsize = PAGE_ALIGN(linebytes * info->var.yres); - all->par.lc_ss0_usr = + par->lc_ss0_usr = of_ioremap(&op->resource[0], LEO_OFF_LC_SS0_USR, 0x1000, "leolc ss0usr"); - all->par.ld_ss0 = + par->ld_ss0 = of_ioremap(&op->resource[0], LEO_OFF_LD_SS0, 0x1000, "leold ss0"); - all->par.ld_ss1 = + par->ld_ss1 = of_ioremap(&op->resource[0], LEO_OFF_LD_SS1, 0x1000, "leold ss1"); - all->par.lx_krn = + par->lx_krn = of_ioremap(&op->resource[0], LEO_OFF_LX_KRN, 0x1000, "leolx krn"); - all->par.cursor = + par->cursor = of_ioremap(&op->resource[0], LEO_OFF_LX_CURSOR, sizeof(struct leo_cursor), "leolx cursor"); - all->info.screen_base = + info->screen_base = of_ioremap(&op->resource[0], LEO_OFF_SS0, 0x800000, "leo ram"); - if (!all->par.lc_ss0_usr || - !all->par.ld_ss0 || - !all->par.ld_ss1 || - !all->par.lx_krn || - !all->par.cursor || - !all->info.screen_base) { - leo_unmap_regs(op, all); - kfree(all); - return -ENOMEM; - } + if (!par->lc_ss0_usr || + !par->ld_ss0 || + !par->ld_ss1 || + !par->lx_krn || + !par->cursor || + !info->screen_base) + goto out_unmap_regs; - all->info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; - all->info.fbops = &leo_ops; - all->info.par = &all->par; + info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; + info->fbops = &leo_ops; - leo_init_wids(&all->info); - leo_init_hw(&all->info); + leo_init_wids(info); + leo_init_hw(info); - leo_blank(0, &all->info); + leo_blank(0, info); - if (fb_alloc_cmap(&all->info.cmap, 256, 0)) { - leo_unmap_regs(op, all); - kfree(all); - return -ENOMEM;; - } + if (fb_alloc_cmap(&info->cmap, 256, 0)) + goto out_unmap_regs; - leo_init_fix(&all->info, dp); + leo_init_fix(info, dp); - err = register_framebuffer(&all->info); - if (err < 0) { - fb_dealloc_cmap(&all->info.cmap); - leo_unmap_regs(op, all); - kfree(all); - return err; - } + err = register_framebuffer(info); + if (err < 0) + goto out_dealloc_cmap; - dev_set_drvdata(&op->dev, all); + dev_set_drvdata(&op->dev, info); printk("%s: leo at %lx:%lx\n", dp->full_name, - all->par.which_io, all->par.physbase); + par->which_io, par->physbase); return 0; -} -static int __devinit leo_probe(struct of_device *dev, const struct of_device_id *match) -{ - struct of_device *op = to_of_device(&dev->dev); +out_dealloc_cmap: + fb_dealloc_cmap(&info->cmap); + +out_unmap_regs: + leo_unmap_regs(op, info, par); + framebuffer_release(info); - return leo_init_one(op); +out_err: + return err; } static int __devexit leo_remove(struct of_device *op) { - struct all_info *all = dev_get_drvdata(&op->dev); + struct fb_info *info = dev_get_drvdata(&op->dev); + struct leo_par *par = info->par; - unregister_framebuffer(&all->info); - fb_dealloc_cmap(&all->info.cmap); + unregister_framebuffer(info); + fb_dealloc_cmap(&info->cmap); - leo_unmap_regs(op, all); + leo_unmap_regs(op, info, par); - kfree(all); + framebuffer_release(info); dev_set_drvdata(&op->dev, NULL); |