Re: [PATCH] staging/media: Use dev_ printks in cxd2099/cxd2099.[ch]

From: Peter Senna Tschudin
Date: Fri Nov 02 2012 - 09:05:22 EST

On Fri, Nov 2, 2012 at 9:48 AM, YAMANE Toshiaki <yamanetoshi@xxxxxxxxx> wrote:
> fixed below checkpatch warnings.
> - WARNING: Prefer netdev_err(netdev, ... then dev_err(dev, ... then pr_err(... to printk(KERN_ERR ...
> - WARNING: Prefer netdev_info(netdev, ... then dev_info(dev, ... then pr_info(... to printk(KERN_INFO ...
> - WARNING: Prefer netdev_warn(netdev, ... then dev_warn(dev, ... then pr_warn(... to printk(KERN_WARNING ...
>
> Signed-off-by: YAMANE Toshiaki <yamanetoshi@xxxxxxxxx>
Tested-by: Peter Senna Tschudin <peter.senna@xxxxxxxxx>
> ---
> drivers/staging/media/cxd2099/cxd2099.c | 29 +++++++++++++++--------------
> drivers/staging/media/cxd2099/cxd2099.h | 2 +-
> 2 files changed, 16 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/staging/media/cxd2099/cxd2099.c b/drivers/staging/media/cxd2099/cxd2099.c
> index 0ff1972..822c487 100644
> --- a/drivers/staging/media/cxd2099/cxd2099.c
> +++ b/drivers/staging/media/cxd2099/cxd2099.c
> @@ -66,8 +66,9 @@ static int i2c_write_reg(struct i2c_adapter *adapter, u8 adr,
> struct i2c_msg msg = {.addr = adr, .flags = 0, .buf = m, .len = 2};
>
> if (i2c_transfer(adapter, &msg, 1) != 1) {
> - printk(KERN_ERR "Failed to write to I2C register %02x@%02x!\n",
> - reg, adr);
> + dev_err(&adapter->dev,
> + "Failed to write to I2C register %02x@%02x!\n",
> + reg, adr);
> return -1;
> }
> return 0;
> @@ -79,7 +80,7 @@ static int i2c_write(struct i2c_adapter *adapter, u8 adr,
> struct i2c_msg msg = {.addr = adr, .flags = 0, .buf = data, .len = len};
>
> if (i2c_transfer(adapter, &msg, 1) != 1) {
> - printk(KERN_ERR "Failed to write to I2C!\n");
> + dev_err(&adapter->dev, "Failed to write to I2C!\n");
> return -1;
> }
> return 0;
> @@ -94,7 +95,7 @@ static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr,
> .buf = val, .len = 1} };
>
> if (i2c_transfer(adapter, msgs, 2) != 2) {
> - printk(KERN_ERR "error in i2c_read_reg\n");
> + dev_err(&adapter->dev, "error in i2c_read_reg\n");
> return -1;
> }
> return 0;
> @@ -109,7 +110,7 @@ static int i2c_read(struct i2c_adapter *adapter, u8 adr,
> .buf = data, .len = n} };
>
> if (i2c_transfer(adapter, msgs, 2) != 2) {
> - printk(KERN_ERR "error in i2c_read\n");
> + dev_err(&adapter->dev, "error in i2c_read\n");
> return -1;
> }
> return 0;
> @@ -277,7 +278,7 @@ static void cam_mode(struct cxd *ci, int mode)
> #ifdef BUFFER_MODE
> if (!ci->en.read_data)
> return;
> - printk(KERN_INFO "enable cam buffer mode\n");
> + dev_info(&ci->i2c->dev, "enable cam buffer mode\n");
> /* write_reg(ci, 0x0d, 0x00); */
> /* write_reg(ci, 0x0e, 0x01); */
> write_regm(ci, 0x08, 0x40, 0x40);
> @@ -524,7 +525,7 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot)
> msleep(10);
> #if 0
> read_reg(ci, 0x06, &val);
> - printk(KERN_INFO "%d:%02x\n", i, val);
> + dev_info(&ci->i2c->dev, "%d:%02x\n", i, val);
> if (!(val&0x10))
> break;
> #else
> @@ -542,7 +543,7 @@ static int slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
> {
> struct cxd *ci = ca->data;
>
> - printk(KERN_INFO "slot_shutdown\n");
> + dev_info(&ci->i2c->dev, "slot_shutdown\n");
> mutex_lock(&ci->lock);
> write_regm(ci, 0x09, 0x08, 0x08);
> write_regm(ci, 0x20, 0x80, 0x80); /* Reset CAM Mode */
> @@ -578,10 +579,10 @@ static int campoll(struct cxd *ci)
>
> if (istat&0x40) {
> ci->dr = 1;
> - printk(KERN_INFO "DR\n");
> + dev_info(&ci->i2c->dev, "DR\n");
> }
> if (istat&0x20)
> - printk(KERN_INFO "WC\n");
> + dev_info(&ci->i2c->dev, "WC\n");
>
> if (istat&2) {
> u8 slotstat;
> @@ -597,7 +598,7 @@ static int campoll(struct cxd *ci)
> if (ci->slot_stat) {
> ci->slot_stat = 0;
> write_regm(ci, 0x03, 0x00, 0x08);
> - printk(KERN_INFO "NO CAM\n");
> + dev_info(&ci->i2c->dev, "NO CAM\n");
> ci->ready = 0;
> }
> }
> @@ -634,7 +635,7 @@ static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount)
> campoll(ci);
> mutex_unlock(&ci->lock);
>
> - printk(KERN_INFO "read_data\n");
> + dev_info(&ci->i2c->dev, "read_data\n");
> if (!ci->dr)
> return 0;
>
> @@ -687,7 +688,7 @@ struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
> u8 val;
>
> if (i2c_read_reg(i2c, cfg->adr, 0, &val) < 0) {
> - printk(KERN_INFO "No CXD2099 detected at %02x\n", cfg->adr);
> + dev_info(&i2c->dev, "No CXD2099 detected at %02x\n", cfg->adr);
> return NULL;
> }
>
> @@ -705,7 +706,7 @@ struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
> ci->en = en_templ;
> ci->en.data = ci;
> init(ci);
> - printk(KERN_INFO "Attached CXD2099AR at %02x\n", ci->cfg.adr);
> + dev_info(&i2c->dev, "Attached CXD2099AR at %02x\n", ci->cfg.adr);
> return &ci->en;
> }
> EXPORT_SYMBOL(cxd2099_attach);
> diff --git a/drivers/staging/media/cxd2099/cxd2099.h b/drivers/staging/media/cxd2099/cxd2099.h
> index 19c588a..0eb607c 100644
> --- a/drivers/staging/media/cxd2099/cxd2099.h
> +++ b/drivers/staging/media/cxd2099/cxd2099.h
> @@ -43,7 +43,7 @@ struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
> static inline struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
> void *priv, struct i2c_adapter *i2c)
> {
> - printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
> + dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__);
> return NULL;
> }
> #endif
> --
> 1.7.9.5
>
> --
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--
Peter
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