[PATCH v3 03/22] i2c: tegra: Clean up messages in the code

Dmitry Osipenko
2020-09-03T00:55:58Z

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@gmail.com>
---
drivers/i2c/busses/i2c-tegra.c | 63 ++++++++++++++++------------------
1 file changed, 30 insertions(+), 33 deletions(-)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index efc6e97aeb8a..79e542cf3e59 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -427,7 +427,7 @@ 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;
}

@@ -450,7 +450,7 @@ 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;
}
@@ -682,8 +682,7 @@ static int __maybe_unused tegra_i2c_runtime_resume(struct device *dev)

ret = clk_enable(i2c_dev->fast_clk);
if (ret < 0) {
- dev_err(i2c_dev->dev,
- "Enabling fast clk failed, err %d\n", ret);
+ dev_err(dev, "failed to enable fast clock: %d\n", ret);
return ret;
}

@@ -695,8 +694,7 @@ static int __maybe_unused tegra_i2c_runtime_resume(struct device *dev)

ret = clk_enable(i2c_dev->div_clk);
if (ret < 0) {
- dev_err(i2c_dev->dev,
- "Enabling div clk failed, err %d\n", ret);
+ dev_err(dev, "failed to enable div clock: %d\n", ret);
goto disable_slow_clk;
}

@@ -757,8 +755,7 @@ static int tegra_i2c_wait_for_config_load(struct tegra_i2c_dev *i2c_dev)
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;
}
}
@@ -860,7 +857,7 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev, bool clk_reinit)
i2c_dev->bus_clk_rate * clk_multiplier);
if (err) {
dev_err(i2c_dev->dev,
- "failed changing clock rate: %d\n", err);
+ "failed to set div-clk rate: %d\n", err);
return err;
}
}
@@ -916,7 +913,7 @@ 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));
@@ -1062,8 +1059,7 @@ 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 < 0) {
- 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;
@@ -1173,8 +1169,7 @@ static int tegra_i2c_issue_bus_clear(struct i2c_adapter *adap)

reg = i2c_readl(i2c_dev, I2C_BUS_CLEAR_STATUS);
if (!(reg & 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;
}

@@ -1231,8 +1226,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
if (err < 0) {
dev_err(i2c_dev->dev,
- "starting RX DMA failed, err %d\n",
- err);
+ "starting RX DMA failed: %d\n", err);
return err;
}

@@ -1291,8 +1285,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
if (err < 0) {
dev_err(i2c_dev->dev,
- "starting TX DMA failed, err %d\n",
- err);
+ "starting TX DMA failed: %d\n", err);
return err;
}
} else {
@@ -1310,7 +1303,7 @@ 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 (dma) {
@@ -1352,12 +1345,12 @@ 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");
tegra_i2c_init(i2c_dev, true);
return -ETIMEDOUT;
}

- dev_dbg(i2c_dev->dev, "transfer complete: %lu %d %d\n",
+ dev_dbg(i2c_dev->dev, "transfer completed: %lu %d %d\n",
time_left, completion_done(&i2c_dev->msg_complete),
i2c_dev->msg_err);

@@ -1686,7 +1679,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)

res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (!res) {
- dev_err(&pdev->dev, "no irq resource\n");
+ dev_err(dev, "no IRQ resource\n");
return -EINVAL;
}
irq = res->start;
@@ -1694,7 +1687,8 @@ static int tegra_i2c_probe(struct platform_device *pdev)
div_clk = devm_clk_get(&pdev->dev, "div-clk");
if (IS_ERR(div_clk)) {
if (PTR_ERR(div_clk) != -EPROBE_DEFER)
- dev_err(&pdev->dev, "missing controller clock\n");
+ dev_err(&pdev->dev, "failed to get div-clk: %ld\n",
+ PTR_ERR(div_clk));

return PTR_ERR(div_clk);
}
@@ -1715,7 +1709,9 @@ static int tegra_i2c_probe(struct platform_device *pdev)

i2c_dev->rst = devm_reset_control_get_exclusive(&pdev->dev, "i2c");
if (IS_ERR(i2c_dev->rst)) {
- dev_err(&pdev->dev, "missing controller reset\n");
+ dev_err(dev, "failed to get reset control: %pe\n",
+ i2c_dev->rst);
+
return PTR_ERR(i2c_dev->rst);
}

@@ -1735,7 +1731,9 @@ static int tegra_i2c_probe(struct platform_device *pdev)
if (!i2c_dev->hw->has_single_clk_source) {
fast_clk = devm_clk_get(&pdev->dev, "fast-clk");
if (IS_ERR(fast_clk)) {
- dev_err(&pdev->dev, "missing fast clock\n");
+ dev_err(dev, "failed to get fast clock\n: %ld\n",
+ PTR_ERR(fast_clk));
+
return PTR_ERR(fast_clk);
}
i2c_dev->fast_clk = fast_clk;
@@ -1756,7 +1754,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)

ret = clk_prepare(i2c_dev->fast_clk);
if (ret < 0) {
- dev_err(i2c_dev->dev, "Clock prepare failed %d\n", ret);
+ dev_err(dev, "failed to prepare fast clock: %d\n", ret);
return ret;
}

@@ -1780,7 +1778,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)

ret = clk_prepare(i2c_dev->div_clk);
if (ret < 0) {
- dev_err(i2c_dev->dev, "Clock prepare failed %d\n", ret);
+ dev_err(dev, "failed to prepare div-clk: %d\n", ret);
goto unprepare_slow_clk;
}

@@ -1797,13 +1795,13 @@ static int tegra_i2c_probe(struct platform_device *pdev)
if (!pm_runtime_enabled(&pdev->dev)) {
ret = tegra_i2c_runtime_resume(&pdev->dev);
if (ret < 0) {
- dev_err(&pdev->dev, "runtime resume failed\n");
+ dev_err(dev, "runtime resume failed\n");
goto unprepare_div_clk;
}
} else {
ret = pm_runtime_get_sync(i2c_dev->dev);
if (ret < 0) {
- dev_err(&pdev->dev, "runtime resume failed\n");
+ dev_err(dev, "runtime resume failed\n");
goto disable_rpm;
}
}
@@ -1811,8 +1809,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)
if (i2c_dev->is_multimaster_mode) {
ret = clk_enable(i2c_dev->div_clk);
if (ret < 0) {
- dev_err(i2c_dev->dev, "div_clk enable failed %d\n",
- ret);
+ dev_err(dev, "failed to enable div-clk: %d\n", ret);
goto put_rpm;
}
}
@@ -1826,7 +1823,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)

ret = tegra_i2c_init(i2c_dev, false);
if (ret) {
- dev_err(&pdev->dev, "Failed to initialize i2c controller\n");
+ dev_err(dev, "failed to initialize I2C controller\n");
goto release_dma;
}

@@ -1835,7 +1832,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)
ret = devm_request_irq(&pdev->dev, i2c_dev->irq, tegra_i2c_isr,
IRQF_NO_SUSPEND, dev_name(&pdev->dev), i2c_dev);
if (ret) {
- dev_err(&pdev->dev, "Failed to request irq %i\n", i2c_dev->irq);
+ dev_err(dev, "failed to request IRQ %i\n", i2c_dev->irq);
goto release_dma;
}

--
2.27.0