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i2c: tegra: Fix missing blank lines after declarations

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Checkpatch warns about missing blank lines after declarations in the
Tegra I2C driver and so fix these.

Note that the initialisation of 'val' to zero in tegra_dvc_init() is
unnecessary and so remove this.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Jon Hunter 2016-08-26 14:08:59 +01:00 committed by Wolfram Sang
parent 2929be29e0
commit f5076685b3
1 changed files with 13 additions and 6 deletions
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19
drivers/i2c/busses/i2c-tegra.c
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@ -245,15 +245,17 @@ static void i2c_readsl(struct tegra_i2c_dev *i2c_dev, void *data,
static void tegra_i2c_mask_irq(struct tegra_i2c_dev *i2c_dev, u32 mask) static void tegra_i2c_mask_irq(struct tegra_i2c_dev *i2c_dev, u32 mask)
{ {
u32 int_mask = i2c_readl(i2c_dev, I2C_INT_MASK); u32 int_mask;
int_mask &= ~mask;
int_mask = i2c_readl(i2c_dev, I2C_INT_MASK) & ~mask;
i2c_writel(i2c_dev, int_mask, I2C_INT_MASK); i2c_writel(i2c_dev, int_mask, I2C_INT_MASK);
} }
static void tegra_i2c_unmask_irq(struct tegra_i2c_dev *i2c_dev, u32 mask) static void tegra_i2c_unmask_irq(struct tegra_i2c_dev *i2c_dev, u32 mask)
{ {
u32 int_mask = i2c_readl(i2c_dev, I2C_INT_MASK); u32 int_mask;
int_mask |= mask;
int_mask = i2c_readl(i2c_dev, I2C_INT_MASK) | mask;
i2c_writel(i2c_dev, int_mask, I2C_INT_MASK); i2c_writel(i2c_dev, int_mask, I2C_INT_MASK);
} }
@ -261,6 +263,7 @@ static int tegra_i2c_flush_fifos(struct tegra_i2c_dev *i2c_dev)
{ {
unsigned long timeout = jiffies + HZ; unsigned long timeout = jiffies + HZ;
u32 val = i2c_readl(i2c_dev, I2C_FIFO_CONTROL); u32 val = i2c_readl(i2c_dev, I2C_FIFO_CONTROL);
val |= I2C_FIFO_CONTROL_TX_FLUSH | I2C_FIFO_CONTROL_RX_FLUSH; val |= I2C_FIFO_CONTROL_TX_FLUSH | I2C_FIFO_CONTROL_RX_FLUSH;
i2c_writel(i2c_dev, val, I2C_FIFO_CONTROL); i2c_writel(i2c_dev, val, I2C_FIFO_CONTROL);
@ -386,7 +389,8 @@ static int tegra_i2c_fill_tx_fifo(struct tegra_i2c_dev *i2c_dev)
*/ */
static void tegra_dvc_init(struct tegra_i2c_dev *i2c_dev) static void tegra_dvc_init(struct tegra_i2c_dev *i2c_dev)
{ {
u32 val = 0; u32 val;
val = dvc_readl(i2c_dev, DVC_CTRL_REG3); val = dvc_readl(i2c_dev, DVC_CTRL_REG3);
val |= DVC_CTRL_REG3_SW_PROG; val |= DVC_CTRL_REG3_SW_PROG;
val |= DVC_CTRL_REG3_I2C_DONE_INTR_EN; val |= DVC_CTRL_REG3_I2C_DONE_INTR_EN;
@ -400,6 +404,7 @@ static void tegra_dvc_init(struct tegra_i2c_dev *i2c_dev)
static inline int tegra_i2c_clock_enable(struct tegra_i2c_dev *i2c_dev) static inline int tegra_i2c_clock_enable(struct tegra_i2c_dev *i2c_dev)
{ {
int ret; int ret;
if (!i2c_dev->hw->has_single_clk_source) { if (!i2c_dev->hw->has_single_clk_source) {
ret = clk_enable(i2c_dev->fast_clk); ret = clk_enable(i2c_dev->fast_clk);
if (ret < 0) { if (ret < 0) {
@ -461,11 +466,11 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev)
if (!i2c_dev->is_dvc) { if (!i2c_dev->is_dvc) {
u32 sl_cfg = i2c_readl(i2c_dev, I2C_SL_CNFG); u32 sl_cfg = i2c_readl(i2c_dev, I2C_SL_CNFG);
sl_cfg |= I2C_SL_CNFG_NACK | I2C_SL_CNFG_NEWSL; sl_cfg |= I2C_SL_CNFG_NACK | I2C_SL_CNFG_NEWSL;
i2c_writel(i2c_dev, sl_cfg, I2C_SL_CNFG); i2c_writel(i2c_dev, sl_cfg, I2C_SL_CNFG);
i2c_writel(i2c_dev, 0xfc, I2C_SL_ADDR1); i2c_writel(i2c_dev, 0xfc, I2C_SL_ADDR1);
i2c_writel(i2c_dev, 0x00, I2C_SL_ADDR2); i2c_writel(i2c_dev, 0x00, I2C_SL_ADDR2);
} }
val = 7 << I2C_FIFO_CONTROL_TX_TRIG_SHIFT | val = 7 << I2C_FIFO_CONTROL_TX_TRIG_SHIFT |
@ -680,6 +685,7 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
for (i = 0; i < num; i++) { for (i = 0; i < num; i++) {
enum msg_end_type end_type = MSG_END_STOP; enum msg_end_type end_type = MSG_END_STOP;
if (i < (num - 1)) { if (i < (num - 1)) {
if (msgs[i + 1].flags & I2C_M_NOSTART) if (msgs[i + 1].flags & I2C_M_NOSTART)
end_type = MSG_END_CONTINUE; end_type = MSG_END_CONTINUE;
@ -956,6 +962,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)
static int tegra_i2c_remove(struct platform_device *pdev) static int tegra_i2c_remove(struct platform_device *pdev)
{ {
struct tegra_i2c_dev *i2c_dev = platform_get_drvdata(pdev); struct tegra_i2c_dev *i2c_dev = platform_get_drvdata(pdev);
i2c_del_adapter(&i2c_dev->adapter); i2c_del_adapter(&i2c_dev->adapter);
if (i2c_dev->is_multimaster_mode) if (i2c_dev->is_multimaster_mode)