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| author | Federico Vaga <federico.vaga@cern.ch> | 2019-02-14 11:51:34 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2019-02-14 19:56:03 +0300 |
| commit | fac9c29fc7d5b57724b88f54d27e11b20404a2ec (patch) | |
| tree | 64d39dd38df573c530500cf2d52143df3958d3e1 /drivers/i2c/busses/i2c-ocores.c | |
| parent | 2c7e4928b35660e2147d14d5e42849c22f44b55f (diff) | |
| download | linux-fac9c29fc7d5b57724b88f54d27e11b20404a2ec.tar.xz | |
i2c: ocores: checkpatch fixes
Miscellaneous style fixes from checkpatch
Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-ocores.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-ocores.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c index 78085a88d866..b32d67c90d67 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 +713,8 @@ 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 &= ~(OCI2C_CTRL_EN | OCI2C_CTRL_IEN); + oc_setreg(i2c, OCI2C_CONTROL, ctrl); if (!IS_ERR(i2c->clk)) clk_disable_unprepare(i2c->clk); |