Re: [PATCH] new driver for TLV320AIC23B

[Alexey Dobriyan <adobriyan@gmail.com>]

On Wed, May 10, 2006 at 02:55:28PM -0700, Scott Alfter wrote:
>                                                 the attached patch adds a
> driver for the TI TLV320AIC23B audio codec.  It implements analog audio capture
> at 32, 44.1, and 48 kHz (16-bit stereo).  The hardware is capable of more (it
> supports more sample rates and includes analog output), but in its current
> form, the driver works well with ivtv.

> --- linux-2.6.16-gentoo-r1/drivers/media/video/tlv320aic23b.c
> +++ linux-2.6.16-gentoo-r1/drivers/media/video/tlv320aic23b.c

> +static int tlv320aic23b_attach(struct i2c_adapter *adapter, int address, int kind)
> +{
> +	struct i2c_client *client;
> +	struct tlv320aic23b_state *state;
> +
> +	/* Check if the adapter supports the needed features */
> +	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
> +		return 0;
> +
> +	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
> +	if (client == 0)
> +		return -ENOMEM;

client is a pointer, so

	if (client == NULL)

or

	if (!client)

> +	snprintf(client->name, sizeof(client->name) - 1, "tlv320aic23b");

	snprintf(buf, sizeof(buf), ...)

is idiomatic.

> +static int tlv320aic23b_detach(struct i2c_client *client)
> +{
> +	int err;
> +
> +	err = i2c_detach_client(client);
> +	if (err) {
> +		return err;
> +	}

Preferred style is

	if (err)
		return err;

> diff -Nupr -X dontdiff linux-2.6.16-gentoo-r1/drivers/media/video/tlv320aic23b.mod.c linux-2.6.16-gentoo-r1/drivers/media/video/tlv320aic23b.mod.c

> --- linux-2.6.16-gentoo-r1/drivers/media/video/tlv320aic23b.mod.c
> +++ linux-2.6.16-gentoo-r1/drivers/media/video/tlv320aic23b.mod.c

This file is generated and you have outdated dontdiff. Use "-X Documentation/dontdiff".

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/