[PATCH v4 27/31] i2c: tegra: Clean up printk messages

[Dmitry Osipenko]

This patch unifies style of all messages in the driver by starting them
with a lowercase letter and using consistent capitalization and wording
for all messages.

Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
---
 drivers/i2c/busses/i2c-tegra.c | 33 ++++++++++++---------------------
 1 file changed, 12 insertions(+), 21 deletions(-)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 3dd688e9462a..2dd97540f14f 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -377,7 +377,8 @@ static int tegra_i2c_dma_submit(struct tegra_i2c_dev *i2c_dev, size_t len)
 					       len, dir, DMA_PREP_INTERRUPT |
 					       DMA_CTRL_ACK);
 	if (!dma_desc) {
-		dev_err(i2c_dev->dev, "failed to get DMA descriptor\n");
+		dev_err(i2c_dev->dev, "failed to get %s DMA descriptor\n",
+			i2c_dev->msg_read ? "RX" : "TX");
 		return -EINVAL;
 	}
 
@@ -418,7 +419,7 @@ static int tegra_i2c_init_dma(struct tegra_i2c_dev *i2c_dev)
 		return 0;
 
 	if (!IS_ENABLED(CONFIG_TEGRA20_APB_DMA)) {
-		dev_dbg(i2c_dev->dev, "Support for APB DMA not enabled!\n");
+		dev_dbg(i2c_dev->dev, "DMA support not enabled\n");
 		return 0;
 	}
 
@@ -444,7 +445,7 @@ static int tegra_i2c_init_dma(struct tegra_i2c_dev *i2c_dev)
 	dma_buf = dma_alloc_coherent(i2c_dev->dev, i2c_dev->dma_buf_size,
 				     &dma_phys, GFP_KERNEL | __GFP_NOWARN);
 	if (!dma_buf) {
-		dev_err(i2c_dev->dev, "failed to allocate the DMA buffer\n");
+		dev_err(i2c_dev->dev, "failed to allocate DMA buffer\n");
 		err = -ENOMEM;
 		goto err_out;
 	}
@@ -541,7 +542,7 @@ static int tegra_i2c_wait_for_config_load(struct tegra_i2c_dev *i2c_dev)
 	err = tegra_i2c_poll_register(i2c_dev, I2C_CONFIG_LOAD, 0xffffffff,
 				      1000, I2C_CONFIG_LOAD_TIMEOUT);
 	if (err) {
-		dev_warn(i2c_dev->dev, "timeout waiting for config load\n");
+		dev_err(i2c_dev->dev, "failed to load config\n");
 		return err;
 	}
 
@@ -825,7 +826,7 @@ static irqreturn_t tegra_i2c_isr(int irq, void *dev_id)
 	status = i2c_readl(i2c_dev, I2C_INT_STATUS);
 
 	if (status == 0) {
-		dev_warn(i2c_dev->dev, "irq status 0 %08x %08x %08x\n",
+		dev_warn(i2c_dev->dev, "IRQ status 0 %08x %08x %08x\n",
 			 i2c_readl(i2c_dev, I2C_PACKET_TRANSFER_STATUS),
 			 i2c_readl(i2c_dev, I2C_STATUS),
 			 i2c_readl(i2c_dev, I2C_CNFG));
@@ -970,8 +971,7 @@ static void tegra_i2c_config_fifo_trig(struct tegra_i2c_dev *i2c_dev,
 		slv_config.device_fc = true;
 		ret = dmaengine_slave_config(chan, &slv_config);
 		if (ret) {
-			dev_err(i2c_dev->dev, "DMA slave config failed: %d\n",
-				ret);
+			dev_err(i2c_dev->dev, "DMA config failed: %d\n", ret);
 			dev_err(i2c_dev->dev, "falling back to PIO\n");
 			tegra_i2c_release_dma(i2c_dev);
 			i2c_dev->is_curr_dma_xfer = false;
@@ -1077,8 +1077,7 @@ static int tegra_i2c_issue_bus_clear(struct i2c_adapter *adap)
 
 	val = i2c_readl(i2c_dev, I2C_BUS_CLEAR_STATUS);
 	if (!(val & I2C_BC_STATUS)) {
-		dev_err(i2c_dev->dev,
-			"un-recovered arbitration lost\n");
+		dev_err(i2c_dev->dev, "un-recovered arbitration lost\n");
 		return -EIO;
 	}
 
@@ -1208,12 +1207,8 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
 						   xfer_size,
 						   DMA_FROM_DEVICE);
 			err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
-			if (err) {
-				dev_err(i2c_dev->dev,
-					"starting RX DMA failed, err %d\n",
-					err);
+			if (err)
 				return err;
-			}
 
 		} else {
 			dma_sync_single_for_cpu(i2c_dev->dev,
@@ -1233,12 +1228,8 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
 						   xfer_size,
 						   DMA_TO_DEVICE);
 			err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
-			if (err) {
-				dev_err(i2c_dev->dev,
-					"starting TX DMA failed, err %d\n",
-					err);
+			if (err)
 				return err;
-			}
 		} else {
 			tegra_i2c_fill_tx_fifo(i2c_dev);
 		}
@@ -1254,7 +1245,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
 	}
 
 	tegra_i2c_unmask_irq(i2c_dev, int_mask);
-	dev_dbg(i2c_dev->dev, "unmasked irq: %02x\n",
+	dev_dbg(i2c_dev->dev, "unmasked IRQ: %02x\n",
 		i2c_readl(i2c_dev, I2C_INT_MASK));
 
 	if (i2c_dev->is_curr_dma_xfer) {
@@ -1297,7 +1288,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
 	tegra_i2c_mask_irq(i2c_dev, int_mask);
 
 	if (time_left == 0) {
-		dev_err(i2c_dev->dev, "i2c transfer timed out\n");
+		dev_err(i2c_dev->dev, "I2C transfer timed out\n");
 		err = -ETIMEDOUT;
 		goto reset_hardware;
 	}
-- 
2.27.0