https://github.com/torvalds/linux
Revision 3d0b6087f3f2c88caef25e1455ff8db0816d4e11 authored by Major Lee on 10 December 2010, 10:13:49 UTC, committed by Linus Torvalds on 15 December 2010, 02:48:59 UTC
There is a possibility that the last word of a transaction will be lost
if data is not ready.  Re-read in poll_transfer() to solve this issue
when poll_mode is enabled.

Verified on SPI touch screen device.

Signed-off-by: Major Lee <major_lee@wistron.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 54efdfe
History
Tip revision: 3d0b6087f3f2c88caef25e1455ff8db0816d4e11 authored by Major Lee on 10 December 2010, 10:13:49 UTC
dw_spi: Fix missing final read in some polling situations
Tip revision: 3d0b608
File Mode Size
.gitignore -rw-r--r-- 22 bytes
Kconfig -rw-r--r-- 657 bytes
Makefile -rw-r--r-- 557 bytes
gen-devlist.c -rw-r--r-- 2.1 KB
names.c -rw-r--r-- 2.5 KB
proc.c -rw-r--r-- 3.7 KB
zorro-driver.c -rw-r--r-- 4.4 KB
zorro-sysfs.c -rw-r--r-- 3.1 KB
zorro.c -rw-r--r-- 5.0 KB
zorro.h -rw-r--r-- 116 bytes
zorro.ids -rw-r--r-- 15.1 KB

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