> It works with this change: > > diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index fe5b89abc576..8e059e94b94e 100644 > --- a/drivers/i2c/busses/i2c-tegra.c > +++ b/drivers/i2c/busses/i2c-tegra.c > @@ -1170,10 +1170,11 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, > time_left, completion_done(&i2c_dev->msg_complete), > i2c_dev->msg_err); > > + tegra_i2c_init(i2c_dev, true); > + > if (likely(i2c_dev->msg_err == I2C_ERR_NONE)) > return 0; > > - tegra_i2c_init(i2c_dev, true); > /* start recovery upon arbitration loss in single master mode */ > if (i2c_dev->msg_err == I2C_ERR_ARBITRATION_LOST) { > if (!i2c_dev->is_multimaster_mode) > > > Which means that HW state is kept dirty after DMA transfer. Please check everything carefully. Identified issue, When I moved logic around for diff changes, INT enable isn’t correct for FIFO DATA REQ. Will have proper fix in next version.