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| author | Takashi Iwai <tiwai@suse.de> | 2013-12-02 11:12:28 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-12-02 13:23:40 +0100 |
| commit | 88d071fc9a93de2916822910c927f28ed15c3a56 (patch) | |
| tree | dbc30951524af2e66e8aef7c0e7c0d92113f33b6 /sound | |
| parent | 1cd9b2f78bf29d5282e02b32f9b3ecebc5842a7c (diff) | |
| download | lwn-88d071fc9a93de2916822910c927f28ed15c3a56.tar.gz lwn-88d071fc9a93de2916822910c927f28ed15c3a56.zip | |
ALSA: hda - Fix complete_all() timing in deferred probes
When the probe of snd-hda-intel driver is deferred due to f/w loading
or the nested module loading, complete_all() should be also delayed
until the initialization really finished. Otherwise, vga-switcheroo
client would start switching before the actual init is done.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index c6d230193da6..27aa14007cbd 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -3876,7 +3876,8 @@ static int azx_probe(struct pci_dev *pci, } dev++; - complete_all(&chip->probe_wait); + if (chip->disabled) + complete_all(&chip->probe_wait); return 0; out_free: @@ -3953,10 +3954,10 @@ static int azx_probe_continue(struct azx *chip) if ((chip->driver_caps & AZX_DCAPS_PM_RUNTIME) || chip->use_vga_switcheroo) pm_runtime_put_noidle(&pci->dev); - return 0; - out_free: - chip->init_failed = 1; + if (err < 0) + chip->init_failed = 1; + complete_all(&chip->probe_wait); return err; } |