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Message-ID: <20190211160529.23858-6-federico.vaga@cern.ch>
Date: Mon, 11 Feb 2019 17:05:29 +0100
From: Federico Vaga <federico.vaga@...n.ch>
To: Peter Korsgaard <peter@...sgaard.com>, Andrew Lunn <andrew@...n.ch>
CC: <linux-i2c@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Federico Vaga <federico.vaga@...n.ch>
Subject: [PATCH v5 5/5] i2c:ocores: checkpatch fixes
Miscellaneous style fixes from checkpatch
Signed-off-by: Federico Vaga <federico.vaga@...n.ch>
---
drivers/i2c/busses/i2c-ocores.c | 30 +++++++++++++++++++-----------
1 file changed, 19 insertions(+), 11 deletions(-)
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index 78085a8..54b2156 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -179,8 +179,9 @@ static void ocores_process(struct ocores_i2c *i2c, u8 stat)
oc_setreg(i2c, OCI2C_CMD, OCI2C_CMD_STOP);
goto out;
}
- } else
+ } else {
msg->buf[i2c->pos++] = oc_getreg(i2c, OCI2C_DATA);
+ }
/* end of msg? */
if (i2c->pos == msg->len) {
@@ -197,11 +198,11 @@ static void ocores_process(struct ocores_i2c *i2c, u8 stat)
i2c->state = STATE_START;
oc_setreg(i2c, OCI2C_DATA, addr);
- oc_setreg(i2c, OCI2C_CMD, OCI2C_CMD_START);
+ oc_setreg(i2c, OCI2C_CMD, OCI2C_CMD_START);
goto out;
- } else
- i2c->state = (msg->flags & I2C_M_RD)
- ? STATE_READ : STATE_WRITE;
+ }
+ i2c->state = (msg->flags & I2C_M_RD)
+ ? STATE_READ : STATE_WRITE;
} else {
i2c->state = STATE_DONE;
oc_setreg(i2c, OCI2C_CMD, OCI2C_CMD_STOP);
@@ -461,13 +462,16 @@ static const struct of_device_id ocores_i2c_match[] = {
MODULE_DEVICE_TABLE(of, ocores_i2c_match);
#ifdef CONFIG_OF
-/* Read and write functions for the GRLIB port of the controller. Registers are
+/*
+ * Read and write functions for the GRLIB port of the controller. Registers are
* 32-bit big endian and the PRELOW and PREHIGH registers are merged into one
- * register. The subsequent registers has their offset decreased accordingly. */
+ * register. The subsequent registers have their offsets decreased accordingly.
+ */
static u8 oc_getreg_grlib(struct ocores_i2c *i2c, int reg)
{
u32 rd;
int rreg = reg;
+
if (reg != OCI2C_PRELOW)
rreg--;
rd = ioread32be(i2c->base + (rreg << i2c->reg_shift));
@@ -481,6 +485,7 @@ static void oc_setreg_grlib(struct ocores_i2c *i2c, int reg, u8 value)
{
u32 curr, wr;
int rreg = reg;
+
if (reg != OCI2C_PRELOW)
rreg--;
if (reg == OCI2C_PRELOW || reg == OCI2C_PREHIGH) {
@@ -569,7 +574,7 @@ static int ocores_i2c_of_probe(struct platform_device *pdev,
return 0;
}
#else
-#define ocores_i2c_of_probe(pdev,i2c) -ENODEV
+#define ocores_i2c_of_probe(pdev, i2c) -ENODEV
#endif
static int ocores_i2c_probe(struct platform_device *pdev)
@@ -686,10 +691,11 @@ err_clk:
static int ocores_i2c_remove(struct platform_device *pdev)
{
struct ocores_i2c *i2c = platform_get_drvdata(pdev);
+ u8 ctrl = oc_getreg(i2c, OCI2C_CONTROL);
/* disable i2c logic */
- oc_setreg(i2c, OCI2C_CONTROL, oc_getreg(i2c, OCI2C_CONTROL)
- & ~(OCI2C_CTRL_EN|OCI2C_CTRL_IEN));
+ ctrl &= ~(OCI2C_CTRL_EN | OCI2C_CTRL_IEN);
+ oc_setreg(i2c, OCI2C_CONTROL, ctrl);
/* remove adapter & data */
i2c_del_adapter(&i2c->adap);
@@ -707,7 +713,9 @@ static int ocores_i2c_suspend(struct device *dev)
u8 ctrl = oc_getreg(i2c, OCI2C_CONTROL);
/* make sure the device is disabled */
- oc_setreg(i2c, OCI2C_CONTROL, ctrl & ~(OCI2C_CTRL_EN|OCI2C_CTRL_IEN));
+ ctrl = oc_getreg(i2c, OCI2C_CONTROL);
+ ctrl &= ~(OCI2C_CTRL_EN | OCI2C_CTRL_IEN);
+ oc_setreg(i2c, OCI2C_CONTROL, ctrl);
if (!IS_ERR(i2c->clk))
clk_disable_unprepare(i2c->clk);
--
2.15.0
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