Created attachment 349897 [details]
AMD_audio_HDA_class_RHEL4U9.patch

1.  Feature Overview:
     a. Name of feature:
        Add support to AMD new audio devices for RHEL4.9

     b. Feature Description
        This version of driver adds support for AMD new audio devices.
        The patch uses HD Audio PCI class code to detect AMD audio devices.
        The patch is backported from latest kernel.

2.  Feature Details:
     a. Architectures:
        32-bit x86
        64-bit AMD64

     b. Bugzilla Dependencies:
        No.

     c. Drivers or hardware dependencies:
        No.

     d. Upstream acceptance information:
        http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c4da29ca08e09ed41a2030c1f7b5860f116573be

     e. External links:
        http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c4da29ca08e09ed41a2030c1f7b5860f116573be

     f. Severity (U,H,M,L):
        Medium.

     g. Target Release Date:
        TBD.


3. Business Justification:
     a. Why is this feature needed?
        To support new AMD new audio devices. Otherwise the next generation AMD audio devices would not be recognized by alsa driver.

     b. What hardware does this enable?
        AMD new audio devices

     c. Forecast, impact on revenue?
        The driver can support AMD audio devices better in linux.
        Without this driver, our customers can not use new AMD audio devices if there are.

     d. Any configuration info?
        No

     e. Are there other dependencies (drivers).
        No


4. Primary contact at Red Hat, email, phone (chat)
     Russell Doty <rdoty>
     
5. Primary contact at Partner, email, phone (chat)
     Bhavna Sarathy <bhavna.sarathy>
     Andiry Xu <andiry.xu>
     Libin Yang <libin.yang>
     Shane Huang <shane.huang>