diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/bw2.c | 22 | ||||
| -rw-r--r-- | drivers/video/cg3.c | 17 |
2 files changed, 23 insertions, 16 deletions
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c index 718b9f83736..833b10c8406 100644 --- a/drivers/video/bw2.c +++ b/drivers/video/bw2.c @@ -233,9 +233,9 @@ static u8 bw2regs_66hz[] __devinitdata = { 0x10, 0x20, 0 }; -static void __devinit bw2_do_default_mode(struct bw2_par *par, - struct fb_info *info, - int *linebytes) +static int __devinit bw2_do_default_mode(struct bw2_par *par, + struct fb_info *info, + int *linebytes) { u8 status, mon; u8 *p; @@ -266,17 +266,18 @@ static void __devinit bw2_do_default_mode(struct bw2_par *par, break; case BWTWO_SR_ID_NOCONN: - return; + return 0; default: - prom_printf("bw2: can't handle SR %02x\n", - status); - prom_halt(); + printk(KERN_ERR "bw2: can't handle SR %02x\n", + status); + return -EINVAL; } for ( ; *p; p += 2) { u8 __iomem *regp = &((u8 __iomem *)par->regs)[p[0]]; sbus_writeb(p[1], regp); } + return 0; } static int __devinit bw2_probe(struct of_device *op, const struct of_device_id *match) @@ -312,8 +313,11 @@ static int __devinit bw2_probe(struct of_device *op, const struct of_device_id * if (!par->regs) goto out_release_fb; - if (!of_find_property(dp, "width", NULL)) - bw2_do_default_mode(par, info, &linebytes); + if (!of_find_property(dp, "width", NULL)) { + err = bw2_do_default_mode(par, info, &linebytes); + if (err) + goto out_unmap_regs; + } par->fbsize = PAGE_ALIGN(linebytes * info->var.yres); diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c index 5741b46ade1..a5c7fb33152 100644 --- a/drivers/video/cg3.c +++ b/drivers/video/cg3.c @@ -315,7 +315,7 @@ static u_char cg3_dacvals[] __devinitdata = { 4, 0xff, 5, 0x00, 6, 0x70, 7, 0x00, 0 }; -static void __devinit cg3_do_default_mode(struct cg3_par *par) +static int __devinit cg3_do_default_mode(struct cg3_par *par) { enum cg3_type type; u8 *p; @@ -332,10 +332,9 @@ static void __devinit cg3_do_default_mode(struct cg3_par *par) else type = CG3_AT_66HZ; } else { - prom_printf("cgthree: can't handle SR %02x\n", - status); - prom_halt(); - return; + printk(KERN_ERR "cgthree: can't handle SR %02x\n", + status); + return -EINVAL; } } @@ -351,6 +350,7 @@ static void __devinit cg3_do_default_mode(struct cg3_par *par) regp = (u8 __iomem *)&par->regs->cmap.control; sbus_writeb(p[1], regp); } + return 0; } static int __devinit cg3_probe(struct of_device *op, @@ -400,8 +400,11 @@ static int __devinit cg3_probe(struct of_device *op, cg3_blank(0, info); - if (!of_find_property(dp, "width", NULL)) - cg3_do_default_mode(par); + if (!of_find_property(dp, "width", NULL)) { + err = cg3_do_default_mode(par); + if (err) + goto out_unmap_screen; + } if (fb_alloc_cmap(&info->cmap, 256, 0)) goto out_unmap_screen; |