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| author | Sonic Zhang <sonic.zhang@analog.com> | 2010-03-09 12:25:28 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-21 09:34:27 -0700 |
| commit | a5a420d207df40226afbf828c12bd9b4c6e058ef (patch) | |
| tree | af4d91ce3f0f65728bbf6a7da86a5ee5e867292f /drivers/serial/bfin_sport_uart.c | |
| parent | d7dbf4ffee1c7a17e2e5b5f01efe76fbd1671db6 (diff) | |
| download | linux-a5a420d207df40226afbf828c12bd9b4c6e058ef.tar.bz2 | |
serial: bfin_sport_uart: work around anomaly 05000473 (make 32bit fifo read atomic)
We cannot let a 32-bit RX FIFO read be interrupted otherwise a fake RX
underflow error might be generated.
URL: http://blackfin.uclinux.org/gf/tracker/5145
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/serial/bfin_sport_uart.c')
0 files changed, 0 insertions, 0 deletions