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authorPaul Mundt <lethal@linux-sh.org>2011-07-13 10:02:12 +0200
committerPaul Mundt <lethal@linux-sh.org>2011-07-13 10:02:12 +0200
commit4af358f81881e1d083a916c9269b5ac0936e180d (patch)
treec0533d3268daccb6f06f1180aa1ae8f1aac17d36 /drivers/i2c/busses/i2c-bfin-twi.c
parentdrivers/video: use strings to specify the Freescale DIU monitor port (diff)
parentdrivers/video/udlfb match class, subclass, and protocol (diff)
downloadlinux-4af358f81881e1d083a916c9269b5ac0936e180d.tar.xz
linux-4af358f81881e1d083a916c9269b5ac0936e180d.zip
Merge branch 'fbdev/stable-updates'
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 52b545a795f2..cbc98aea5b09 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