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| author | David Henningsson <david.henningsson@canonical.com> | 2013-12-18 09:46:04 (GMT) |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2014-03-12 12:25:32 (GMT) |
| commit | d4660f500752af8910258cfeb2756959882fcf38 (patch) | |
| tree | 4b4958a87fe00c507057ed0bacbf675c7f610f7b /sound/pci/intel8x0.c | |
| parent | f6baee71572f4932c07484b6a1e58a31db2310e0 (diff) | |
| download | linux-fsl-qoriq-d4660f500752af8910258cfeb2756959882fcf38.tar.xz | |
ALSA: hda - Explicitly keep codec powered up in hdmi_present_sense
commit da4a7a3926d09c13ae052ede67feb7285e01e3f5 upstream.
This should help us avoid the following mutex deadlock:
[] mutex_lock+0x2a/0x50
[] hdmi_present_sense+0x53/0x3a0 [snd_hda_codec_hdmi]
[] generic_hdmi_resume+0x5a/0x70 [snd_hda_codec_hdmi]
[] hda_call_codec_resume+0xec/0x1d0 [snd_hda_codec]
[] snd_hda_power_save+0x1e4/0x280 [snd_hda_codec]
[] codec_exec_verb+0x5f/0x290 [snd_hda_codec]
[] snd_hda_codec_read+0x5b/0x90 [snd_hda_codec]
[] snd_hdmi_get_eld_size+0x1e/0x20 [snd_hda_codec_hdmi]
[] snd_hdmi_get_eld+0x2c/0xd0 [snd_hda_codec_hdmi]
[] hdmi_present_sense+0x9a/0x3a0 [snd_hda_codec_hdmi]
[] hdmi_repoll_eld+0x34/0x50 [snd_hda_codec_hdmi]
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'sound/pci/intel8x0.c')
0 files changed, 0 insertions, 0 deletions