The "dma" variable of tegra_i2c_xfer_msg() function doesn't bring much in regards to readability and generation of the code, hence let's remove it to clean up code a tad. Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> --- drivers/i2c/busses/i2c-tegra.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index d39d66621199..79caf87bb4c0 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -1190,7 +1190,6 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, unsigned long time_left, xfer_time = 100; size_t xfer_size; u32 int_mask; - bool dma; int err; err = tegra_i2c_flush_fifos(i2c_dev); @@ -1215,7 +1214,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, !i2c_dev->is_curr_atomic_xfer; tegra_i2c_config_fifo_trig(i2c_dev, xfer_size); - dma = i2c_dev->is_curr_dma_xfer; + /* * Transfer time in mSec = Total bits / transfer rate * Total bits = 9 bits per byte (including ACK bit) + Start & stop bits @@ -1226,7 +1225,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, int_mask = I2C_INT_NO_ACK | I2C_INT_ARBITRATION_LOST; tegra_i2c_unmask_irq(i2c_dev, int_mask); - if (dma) { + if (i2c_dev->is_curr_dma_xfer) { if (i2c_dev->msg_read) { dma_sync_single_for_device(i2c_dev->dev, i2c_dev->dma_phys, @@ -1251,7 +1250,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, tegra_i2c_push_packet_header(i2c_dev, msg, end_state); if (!i2c_dev->msg_read) { - if (dma) { + if (i2c_dev->is_curr_dma_xfer) { memcpy(i2c_dev->dma_buf, msg->buf, msg->len); dma_sync_single_for_device(i2c_dev->dev, @@ -1273,7 +1272,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, if (i2c_dev->hw->has_per_pkt_xfer_complete_irq) int_mask |= I2C_INT_PACKET_XFER_COMPLETE; - if (!dma) { + if (!i2c_dev->is_curr_dma_xfer) { if (msg->flags & I2C_M_RD) int_mask |= I2C_INT_RX_FIFO_DATA_REQ; else if (i2c_dev->msg_buf_remaining) @@ -1284,7 +1283,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, dev_dbg(i2c_dev->dev, "unmasked IRQ: %02x\n", i2c_readl(i2c_dev, I2C_INT_MASK)); - if (dma) { + if (i2c_dev->is_curr_dma_xfer) { time_left = tegra_i2c_wait_completion(i2c_dev, &i2c_dev->dma_complete, xfer_time); -- 2.27.0