On Tue, Mar 1, 2011 at 23:02, Zhang, Sonic wrote: >From: Mike Frysinger [mailto:[email protected]] >>On Mon, Feb 28, 2011 at 21:39, Zhang, Sonic wrote: >>>>On Mon, Feb 28, 2011 at 05:00, <[email protected]> wrote: >>>>> Revision 9632 Author scott Date 2011-02-28 05:00:44 -0500 (Mon, 28 >>>>> Feb 2011) >>>>> >>>>> Log Message >>>>> >>>>> asoc: remove obsolete ac97 driver >>>>> >>>>> Modified Paths >>>>> >>>>> trunk/sound/soc/blackfin/Kconfig >>>>> trunk/sound/soc/blackfin/Makefile >>>>> trunk/sound/soc/blackfin/bf5xx-sport.h >>>>> trunk/sound/soc/codecs/Kconfig >>>>> trunk/sound/soc/codecs/Makefile >>>>> >>>>> Removed Paths >>>>> >>>>> trunk/sound/soc/blackfin/bf5xx-ac97-pcm.c >>>>> trunk/sound/soc/blackfin/bf5xx-ac97-pcm.h >>>>> trunk/sound/soc/blackfin/bf5xx-ac97.c >>>>> trunk/sound/soc/blackfin/bf5xx-ac97.h >>>>> trunk/sound/soc/blackfin/bf5xx-ad1980.c >>>>> trunk/sound/soc/codecs/ad1980.c >>>>> trunk/sound/soc/codecs/ad1980.h >>>> >>>>two things ... this is the audio part on the bf548-ezkit, so without >>>>this driver, we cant demo audio on that board. and that board is by >>>>far the best suited for easily testing audio with many other >>inputs at >>>>the same time. >>> >>> You can continue to demo on the bf548-ezkit under 2010R1 release. >> >>that doesnt really work for me. if we're taking the position >>of "when a part goes EOL, ADI no longer supports it", then it >>seems to me that customers are going to pick other people who >>support the software stack longer than the life of the part. >> > > We have already support ad1980 driver for 2 years after it is obsolete. > Nothing can be supported for ever after it goes EOL. > > >>>>second, ac97 should be just a transport layer, so is there >>any reason >>>>people cant hook up other codecs via it ? >>> >>> We have already made the decision to stop supporting >>obsolette ad1980 and AC97 in kernel since 2009R1. After the >>ASOC is revised in 2.6.37, I don't think it worth the efforts >>to port the drivers and keep them in future release. If people >>want to hook other AC97 sound card (not from ADI), they are on >>their own. >> >>i'm pretty sure mainline updated the codec driver already for >>us. it was just the transport layer that needed updating >>because of our incomplete SPORT reorganization. the transport >>layer (SPORT) should be handled by us because it is specific >>to Blackfin parts. > > Because ADI obsoletes old AC97 codecs, real customer requirements are > necessary for us to continue support the AC97 dai. Are there any customers > now?
there has been a customer or two in the past asking about AC97 in the forums, but i dont know what their current state is. but it doesnt matter that much now as ive just done the port myself. -mike _______________________________________________ Linux-kernel-commits mailing list [email protected] https://blackfin.uclinux.org/mailman/listinfo/linux-kernel-commits
