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authorArnd Bergmann <arnd@arndb.de>2011-07-21 16:31:22 +0200
committerArnd Bergmann <arnd@arndb.de>2011-07-21 16:31:22 +0200
commitab2a0e0d135490729e384c1826d118f92e88cae8 (patch)
tree58ab1e9e5d549feac9bf3beacbb6942f50d0bed9 /drivers/i2c/busses/i2c-bfin-twi.c
parent09dd9b39abf85b8fae3ea105a81825478dd227b6 (diff)
parent2f3ab04a47c9b5e7c93400601e8f69bef0fa184a (diff)
Merge branch 'next-samsung-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup
Diffstat (limited to 'drivers/i2c/busses/i2c-bfin-twi.c')
-rw-r--r--drivers/i2c/busses/i2c-bfin-twi.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-bfin-twi.c b/drivers/i2c/busses/i2c-bfin-twi.c
index 52b545a795f..cbc98aea5b0 100644
--- a/drivers/i2c/busses/i2c-bfin-twi.c
+++ b/drivers/i2c/busses/i2c-bfin-twi.c
@@ -193,7 +193,13 @@ static void bfin_twi_handle_interrupt(struct bfin_twi_iface *iface,
return;
}
if (twi_int_status & MCOMP) {
- if (iface->cur_mode == TWI_I2C_MODE_COMBINED) {
+ if ((read_MASTER_CTL(iface) & MEN) == 0 &&
+ (iface->cur_mode == TWI_I2C_MODE_REPEAT ||
+ iface->cur_mode == TWI_I2C_MODE_COMBINED)) {
+ iface->result = -1;
+ write_INT_MASK(iface, 0);
+ write_MASTER_CTL(iface, 0);
+ } else if (iface->cur_mode == TWI_I2C_MODE_COMBINED) {
if (iface->readNum == 0) {
/* set the read number to 1 and ask for manual
* stop in block combine mode