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authorRakesh Ughreja <rakesh.a.ughreja@intel.com>2018-06-01 22:54:00 -0500
committerTakashi Iwai <tiwai@suse.de>2018-06-28 07:33:29 +0200
commitf8a7fe1aea215e25eaf3bf04dff66fc7621ec9d7 (patch)
tree3eaa0ae6b3cc8314ae413aeb299b092f4b7a282f /sound/pci/hda
parente1df9317cbb192582ed7aa88c5f294c2336a3c75 (diff)
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ALSA: hdac: ext: add wait for codec to respond after link reset
As per HDA spec section 4.3 - Codec Discovery, the software shall wait for atleast 521usec for codec to respond after link reset. With the multi-link capability each link is turned ON/OFF individually. Link controller drives reset signal when it is turned ON. Signed-off-by: Rakesh Ughreja <rakesh.a.ughreja@intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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