diff options
author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2008-04-28 02:14:19 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:31 -0700 |
commit | 06719814780da741e7acf587367a86c3965c03a2 (patch) | |
tree | a6d8aabc4b3068c3679630f318a1706044c195b1 /include/linux/serial_8250.h | |
parent | b687d2a8f8d46921ac5e80bf77967688afce68e2 (diff) |
atmel_spi: support zero length transfer
A spi transfer with zero length is not invalid. For example, such
transfer (len == 0 && delay_usecs != 0) can be used to achieve delay
before first CLK edge after chipselect assertion.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
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>
Diffstat (limited to 'include/linux/serial_8250.h')
0 files changed, 0 insertions, 0 deletions