diff options
| author | Marcin Slusarz <marcin.slusarz@gmail.com> | 2010-05-16 19:33:09 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-05-18 10:19:30 +0400 |
| commit | 3b9676e7ac6eff4f50f1b48b6c36664f55b79507 (patch) | |
| tree | b9c1367db290a66f1cba4f78a488f7e25e779b79 /drivers/video/vga16fb.c | |
| parent | 06415c564fb98562a4d6b6215615deb2d1cc0dae (diff) | |
| download | linux-3b9676e7ac6eff4f50f1b48b6c36664f55b79507.tar.xz | |
vga16fb, drm: vga16fb->drm handoff
let vga16fb claim 0xA0000+0x10000 region as its aperture;
drm drivers don't use it, so we have to detect it and kick
vga16fb manually - but only if drm is driving the primary card
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: James Simmons <jsimmons@infradead.org>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/video/vga16fb.c')
| -rw-r--r-- | drivers/video/vga16fb.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/video/vga16fb.c b/drivers/video/vga16fb.c index bf638a47a5b3..149c47ac7e93 100644 --- a/drivers/video/vga16fb.c +++ b/drivers/video/vga16fb.c @@ -1263,10 +1263,19 @@ static void vga16fb_imageblit(struct fb_info *info, const struct fb_image *image vga_imageblit_color(info, image); } +static void vga16fb_destroy(struct fb_info *info) +{ + iounmap(info->screen_base); + fb_dealloc_cmap(&info->cmap); + /* XXX unshare VGA regions */ + framebuffer_release(info); +} + static struct fb_ops vga16fb_ops = { .owner = THIS_MODULE, .fb_open = vga16fb_open, .fb_release = vga16fb_release, + .fb_destroy = vga16fb_destroy, .fb_check_var = vga16fb_check_var, .fb_set_par = vga16fb_set_par, .fb_setcolreg = vga16fb_setcolreg, @@ -1306,6 +1315,11 @@ static int __devinit vga16fb_probe(struct platform_device *dev) ret = -ENOMEM; goto err_fb_alloc; } + info->apertures = alloc_apertures(1); + if (!info->apertures) { + ret = -ENOMEM; + goto err_ioremap; + } /* XXX share VGA_FB_PHYS and I/O region with vgacon and others */ info->screen_base = (void __iomem *)VGA_MAP_MEM(VGA_FB_PHYS, 0); @@ -1335,7 +1349,7 @@ static int __devinit vga16fb_probe(struct platform_device *dev) info->fix = vga16fb_fix; /* supports rectangles with widths of multiples of 8 */ info->pixmap.blit_x = 1 << 7 | 1 << 15 | 1 << 23 | 1 << 31; - info->flags = FBINFO_FLAG_DEFAULT | + info->flags = FBINFO_FLAG_DEFAULT | FBINFO_MISC_FIRMWARE | FBINFO_HWACCEL_YPAN; i = (info->var.bits_per_pixel == 8) ? 256 : 16; @@ -1354,6 +1368,9 @@ static int __devinit vga16fb_probe(struct platform_device *dev) vga16fb_update_fix(info); + info->apertures->ranges[0].base = VGA_FB_PHYS; + info->apertures->ranges[0].size = VGA_FB_PHYS_LEN; + if (register_framebuffer(info) < 0) { printk(KERN_ERR "vga16fb: unable to register framebuffer\n"); ret = -EINVAL; @@ -1380,13 +1397,8 @@ static int vga16fb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); - if (info) { + if (info) unregister_framebuffer(info); - iounmap(info->screen_base); - fb_dealloc_cmap(&info->cmap); - /* XXX unshare VGA regions */ - framebuffer_release(info); - } return 0; } |