On 2012-01-15 14:21, Alexander Motin wrote: > Author: mav > Date: Sun Jan 15 13:21:36 2012 > New Revision: 230130 > URL: http://svn.freebsd.org/changeset/base/230130 > > Log: > Major snd_hda driver rewrite: > - Huge old hdac driver was split into three independent pieces: HDA > controller driver (hdac), HDA CODEC driver (hdacc) and HDA sudio function > driver (hdaa). > - Support for multichannel recording was added. Now, as specification > defines, driver checks input associations for pins with sequence numbers > 14 and 15, and if found (usually) -- works as before, mixing signals > together. If it doesn't, it configures input association as multichannel. > - Signal tracer was improved to look for cases where several DACs/ADCs in > CODEC can work with the same audio signal. If such case found, driver > registers additional playback/record stream (channel) for the pcm device. > - New controller streams reservation mechanism was implemented. That > allows to have more pcm devices then streams supported by the controller > (usually 4 in each direction). Now it limits only number of simultaneously > transferred audio streams, that is rarely reachable and properly reported > if happens. > - Codec pins and GPIO signals configuration was exported via set of > writable sysctls. Another sysctl dev.hdaa.X.reconfig allows to trigger > driver reconfiguration in run-time. > - Driver now decodes pins location and connector type names. In some cases > it allows to hint user where on the system case connectors, related to the > pcm device, are located. Number of channels supported by pcm device, > reported now (if it is not 2), should also make search easier. > - Added workaround for digital mic on some Asus laptops/netbooks. > > MFC after: 2 months > Sponsored by: iXsystems, Inc.
Just a question. Does this need any changes to the kernel config, such as adding different "device hdac" etc. or is the default device hda still ok? Regards! -- Niclas _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
