diff options
| author | Guido Guenther <agx@sigxcpu.org> | 2006-07-30 03:04:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-31 13:28:45 -0700 |
| commit | ce38cac48209d270d07fd6d1a8e94446b37abcd5 (patch) | |
| tree | c7840212a8dbc2002734e20ed2e3b0e8f63c857c /drivers/video/nvidia | |
| parent | b1367d2a2817e6199092b43fe01c1eed3374c4e4 (diff) | |
| download | blackbird-obmc-linux-ce38cac48209d270d07fd6d1a8e94446b37abcd5.tar.gz blackbird-obmc-linux-ce38cac48209d270d07fd6d1a8e94446b37abcd5.zip | |
[PATCH] rivafb/nvidiafb: race between register_framebuffer and *_bl_init
Since we now use the generic backlight infrastructure, I think we need to
call rivafb_bl_init before calling register_framebuffer since otherwise
rivafb_bl_init might race with the framebuffer layer already opening the
device and setting up the video mode. In this case we might end up with a
not yet fully intialized backlight (info->bl_dev still NULL) when calling
riva_bl_set_power via rivafb_set_par/rivafb_load_video_mode and the kernel
dies without any further notice during boot.
This fixes booting current git on a PB 6,1. In this case radeonfb/atyfb
would be affected too - I can fix that too but don't have any hardware to
test this on.
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/video/nvidia')
| -rw-r--r-- | drivers/video/nvidia/nvidia.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c index d0ca0d89dd2a..d4f850117874 100644 --- a/drivers/video/nvidia/nvidia.c +++ b/drivers/video/nvidia/nvidia.c @@ -1299,20 +1299,19 @@ static int __devinit nvidiafb_probe(struct pci_dev *pd, nvidia_save_vga(par, &par->SavedReg); + pci_set_drvdata(pd, info); + nvidia_bl_init(par); if (register_framebuffer(info) < 0) { printk(KERN_ERR PFX "error registering nVidia framebuffer\n"); goto err_out_iounmap_fb; } - pci_set_drvdata(pd, info); printk(KERN_INFO PFX "PCI nVidia %s framebuffer (%dMB @ 0x%lX)\n", info->fix.id, par->FbMapSize / (1024 * 1024), info->fix.smem_start); - nvidia_bl_init(par); - NVTRACE_LEAVE(); return 0; |
