diff options
Diffstat (limited to 'drivers/video/vesafb.c')
| -rw-r--r-- | drivers/video/vesafb.c | 75 |
1 files changed, 35 insertions, 40 deletions
diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c index 3cc23106641..3e58ddc2bc3 100644 --- a/drivers/video/vesafb.c +++ b/drivers/video/vesafb.c @@ -48,7 +48,7 @@ static struct fb_fix_screeninfo vesafb_fix __initdata = { }; static int inverse = 0; -static int mtrr = 3; /* default to write-combining */ +static int mtrr = 0; /* disable mtrr */ static int vram_remap __initdata = 0; /* Set amount of memory to be used */ static int vram_total __initdata = 0; /* Set total amount of memory */ static int pmi_setpal = 0; /* pmi for palette changes ??? */ @@ -166,45 +166,39 @@ static int vesafb_setcolreg(unsigned regno, unsigned red, unsigned green, if (regno >= info->cmap.len) return 1; - switch (info->var.bits_per_pixel) { - case 8: + if (info->var.bits_per_pixel == 8) vesa_setpalette(regno,red,green,blue); - break; - case 16: - if (info->var.red.offset == 10) { - /* 1:5:5:5 */ - ((u32*) (info->pseudo_palette))[regno] = + else if (regno < 16) { + switch (info->var.bits_per_pixel) { + case 16: + if (info->var.red.offset == 10) { + /* 1:5:5:5 */ + ((u32*) (info->pseudo_palette))[regno] = ((red & 0xf800) >> 1) | ((green & 0xf800) >> 6) | ((blue & 0xf800) >> 11); - } else { - /* 0:5:6:5 */ - ((u32*) (info->pseudo_palette))[regno] = + } else { + /* 0:5:6:5 */ + ((u32*) (info->pseudo_palette))[regno] = ((red & 0xf800) ) | ((green & 0xfc00) >> 5) | ((blue & 0xf800) >> 11); + } + break; + case 24: + case 32: + red >>= 8; + green >>= 8; + blue >>= 8; + ((u32 *)(info->pseudo_palette))[regno] = + (red << info->var.red.offset) | + (green << info->var.green.offset) | + (blue << info->var.blue.offset); + break; } - break; - case 24: - red >>= 8; - green >>= 8; - blue >>= 8; - ((u32 *)(info->pseudo_palette))[regno] = - (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - break; - case 32: - red >>= 8; - green >>= 8; - blue >>= 8; - ((u32 *)(info->pseudo_palette))[regno] = - (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - break; - } - return 0; + } + + return 0; } static struct fb_ops vesafb_ops = { @@ -215,7 +209,6 @@ static struct fb_ops vesafb_ops = { .fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, .fb_imageblit = cfb_imageblit, - .fb_cursor = soft_cursor, }; static int __init vesafb_setup(char *options) @@ -252,9 +245,8 @@ static int __init vesafb_setup(char *options) return 0; } -static int __init vesafb_probe(struct device *device) +static int __init vesafb_probe(struct platform_device *dev) { - struct platform_device *dev = to_platform_device(device); struct fb_info *info; int i, err; unsigned int size_vmode; @@ -421,6 +413,7 @@ static int __init vesafb_probe(struct device *device) * region already (FIXME) */ request_region(0x3c0, 32, "vesafb"); +#ifdef CONFIG_MTRR if (mtrr) { unsigned int temp_size = size_total; unsigned int type = 0; @@ -458,6 +451,7 @@ static int __init vesafb_probe(struct device *device) } while (temp_size >= PAGE_SIZE && rc == -EINVAL); } } +#endif info->fbops = &vesafb_ops; info->var = vesafb_defined; @@ -487,10 +481,11 @@ err: return err; } -static struct device_driver vesafb_driver = { - .name = "vesafb", - .bus = &platform_bus_type, +static struct platform_driver vesafb_driver = { .probe = vesafb_probe, + .driver = { + .name = "vesafb", + }, }; static struct platform_device vesafb_device = { @@ -505,12 +500,12 @@ static int __init vesafb_init(void) /* ignore error return of fb_get_options */ fb_get_options("vesafb", &option); vesafb_setup(option); - ret = driver_register(&vesafb_driver); + ret = platform_driver_register(&vesafb_driver); if (!ret) { ret = platform_device_register(&vesafb_device); if (ret) - driver_unregister(&vesafb_driver); + platform_driver_unregister(&vesafb_driver); } return ret; } |