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| author | Takashi Iwai <tiwai@suse.de> | 2015-06-12 05:53:58 (GMT) |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-06-12 06:05:02 (GMT) |
| commit | 535115b5ff51c702a9a22feb918707c2fe1fbd17 (patch) | |
| tree | b77e658e7c8b00e49eb7113313f6b0deb905dc24 /lib/bitmap.c | |
| parent | a686ec4c5f28eb1b384e4b87b08543155c970072 (diff) | |
| download | linux-535115b5ff51c702a9a22feb918707c2fe1fbd17.tar.xz | |
ALSA: hda - Abort the probe without i915 binding for HSW/BDW
The previous patch tried to continue the probe if i915 binding fails.
For for simplicity reason, we haven't implemented abort even for
controller chips that are dedicated for HDMI/DP on HSW and BDW.
However, Mengdong suggested that this can be dangerous; BIOS may
disable gfx power well although the PCI entry for HD-audio is left,
and this may result in the unexpected behavior, kernel errors, etc.
For avoiding this situation, abort the probe at i915 binding failure
only for HSW/BDW chips selectively. For other chips, it still
continues.
Fixes: bf06848bdbe5 ('ALSA: hda - Continue probing even if i915 binding fails')
Reported-by: Mengdong Lin <mengdong.lin@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'lib/bitmap.c')
0 files changed, 0 insertions, 0 deletions