diff options
Diffstat (limited to 'chip/npcx')
| -rw-r--r-- | chip/npcx/i2c.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/chip/npcx/i2c.c b/chip/npcx/i2c.c index bccdb3c084..16c85d4439 100644 --- a/chip/npcx/i2c.c +++ b/chip/npcx/i2c.c @@ -652,11 +652,14 @@ int chip_i2c_xfer(int port, int slave_addr, const uint8_t *out, int out_size, p_status->oper_state != SMB_WRITE_SUSPEND && (i2c_bus_busy(ctrl) || (i2c_get_line_levels(port) != I2C_LINE_IDLE))) { + int ret; - /* Attempt to unwedge the i2c port. */ - i2c_unwedge(port); + /* Attempt to unwedge the i2c port */ + ret = i2c_unwedge(port); + if (ret) + return ret; p_status->err_code = SMB_BUS_BUSY; - /* recovery i2c controller */ + /* recover i2c controller */ i2c_recovery(ctrl, p_status); /* Select port again for recovery */ i2c_select_port(port); |