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Subject[PATCH v5 35/36] i2c: tegra: Rename couple "ret" variables to "err"
Date
Rename "ret" variables to "err" in order to make code a bit more
expressive, emphasizing that the returned value is a error code.

Reviewed-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/i2c/busses/i2c-tegra.c | 36 +++++++++++++++++-----------------
1 file changed, 18 insertions(+), 18 deletions(-)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index f15796a19688..880fbcd28c5e 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -938,7 +938,7 @@ static int tegra_i2c_config_fifo_trig(struct tegra_i2c_dev *i2c_dev, size_t len)
struct dma_slave_config slv_config = {0};
u32 val, reg, dma_burst, reg_offset;
struct dma_chan *chan;
- int ret;
+ int err;

if (i2c_dev->hw->has_mst_fifo)
reg = I2C_MST_FIFO_CONTROL;
@@ -978,10 +978,10 @@ static int tegra_i2c_config_fifo_trig(struct tegra_i2c_dev *i2c_dev, size_t len)
}

slv_config.device_fc = true;
- ret = dmaengine_slave_config(chan, &slv_config);
- if (ret) {
- dev_err(i2c_dev->dev, "DMA config failed: %d\n", ret);
- return ret;
+ err = dmaengine_slave_config(chan, &slv_config);
+ if (err) {
+ dev_err(i2c_dev->dev, "DMA config failed: %d\n", err);
+ return err;
}

goto out;
@@ -1590,11 +1590,11 @@ static void tegra_i2c_parse_dt(struct tegra_i2c_dev *i2c_dev)
{
struct device_node *np = i2c_dev->dev->of_node;
bool multi_mode;
- int ret;
+ int err;

- ret = of_property_read_u32(np, "clock-frequency",
+ err = of_property_read_u32(np, "clock-frequency",
&i2c_dev->bus_clk_rate);
- if (ret)
+ if (err)
i2c_dev->bus_clk_rate = I2C_MAX_STANDARD_MODE_FREQ;

multi_mode = of_property_read_bool(np, "multi-master");
@@ -1796,15 +1796,15 @@ static int tegra_i2c_remove(struct platform_device *pdev)
static int __maybe_unused tegra_i2c_runtime_resume(struct device *dev)
{
struct tegra_i2c_dev *i2c_dev = dev_get_drvdata(dev);
- int ret;
+ int err;

- ret = pinctrl_pm_select_default_state(i2c_dev->dev);
- if (ret)
- return ret;
+ err = pinctrl_pm_select_default_state(i2c_dev->dev);
+ if (err)
+ return err;

- ret = clk_bulk_enable(i2c_dev->nclocks, i2c_dev->clocks);
- if (ret)
- return ret;
+ err = clk_bulk_enable(i2c_dev->nclocks, i2c_dev->clocks);
+ if (err)
+ return err;

/*
* VI I2C device is attached to VE power domain which goes through
@@ -1812,8 +1812,8 @@ static int __maybe_unused tegra_i2c_runtime_resume(struct device *dev)
* controller needs to be re-initialized after power ON.
*/
if (i2c_dev->is_vi) {
- ret = tegra_i2c_init(i2c_dev);
- if (ret)
+ err = tegra_i2c_init(i2c_dev);
+ if (err)
goto disable_clocks;
}

@@ -1822,7 +1822,7 @@ static int __maybe_unused tegra_i2c_runtime_resume(struct device *dev)
disable_clocks:
clk_bulk_disable(i2c_dev->nclocks, i2c_dev->clocks);

- return ret;
+ return err;
}

static int __maybe_unused tegra_i2c_runtime_suspend(struct device *dev)
--
2.27.0
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