[Blackfin] serial driver: Fix bug serial driver in DMA mode spams history to console on shell restart

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http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=2920
Fix by increasing buffer tail immediately before starting tx dma.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

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Sonic Zhang 2007-12-21 17:12:55 +08:00 • committed by Bryan Wu

parent 75b780bd99

commit 99ee7b5f3a

1 changed files with 4 additions and 3 deletions

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drivers/serial/bfin_5xx.c

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