obmc linux version: ``` root@barreleye:~# uname -a Linux barreleye 4.3.6-openbmc-20160222-1 #1 Mon Feb 29 11:07:55 CST 2016 armv5tejl GNU/Linux ``` When run a short test like bellow: ``` u8 block_buffer[I2C_SMBUS_BLOCK_MAX + 1]; ret = i2c_smbus_read_block_data(client, 0x99, block_buffer); ``` i2c_aspeed driver will give error: ``` i2c_aspeed i2c-4: Invalid state (msg cfb1bcac, pending 8)? ```