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authorTobias Oed <tobiasoed@hotmail.com>2006-10-03 01:14:17 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-03 08:04:07 -0700
commitf3d5b34caae393f13a9486036f98c81cac1595c4 (patch)
tree372f0d9dad137549450553c6e5ba483ce05d246a /kernel/irq
parent0750508ae6479d4ac6154b35c5b82929f31efb03 (diff)
[PATCH] Enable cdrom dma access with pdc20265_old
This patch allows me to use dma with my cd/dvd attached to my on board pdc20265 ide controller Alan sayeth: Looks sane. Would be nice to know if there is any documentation supporting this hack being safe but the logic makes sense. The LBA48 case faces the same problem - the state machine gets confused about the transfer length and needs kicking Signed-off-by: Tobias Oed <tobiasoed@hotmail.com> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl> Cc: Jens Axboe <axboe@suse.de> Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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