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(parent: 11d6f59) | patch
Blackfin SPI Driver: add timeout while waiting for SPIF in dma irq handler
authorMike Frysinger <vapier.adi@gmail.com>
Tue, 7 Apr 2009 02:00:42 +0000 (19:00 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 7 Apr 2009 15:31:05 +0000 (08:31 -0700)
commitaaaf939c573b783398b6af863576322256352f64
tree41784ef46eca1e51db79b82877ad9ca173361e76tree | snapshot (tar.gz zip)
parent11d6f5995137ba4dc49e9337185ac0a8753f8f69commit | diff
Blackfin SPI Driver: add timeout while waiting for SPIF in dma irq handler

The "while" endless loop will cause the system hang if hardware error, so
we add timeout control to make the system alive.

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/spi/spi_bfin5xx.c diff | blob | blame | history