[lm-sensors] [PATCH] Add MAX6650 support
Hans-Jürgen Koch
hjk at linutronix.de
Sun Feb 11 17:22:19 CET 2007
Am Sonntag 11 Februar 2007 16:44 schrieb corentin.labbe:
> Hello
>
> i saw some problems in your code:
>
> On line 141 you excess the 80 characters width
> + static ssize_t get_fan(struct device *dev, struct
> device_attribute *devattr, char *buf, int nr)
>
>
> On the comment you have written "MAX6650 also" instead of "MAX6551
> also" * This module has only been tested with the MAX6650 chip. It
> should * work with the MAX6650 also, though with reduced
> functionality. It * does not distinguish max6650 and max6651 chips.
>
>
> You must use dev_dbg instead of #ifdef debug
>
>
> On line 535 the while(0) is useless
> erase the max6650_init_client function
> +static void max6650_init_client(struct i2c_client *client)
> +{
> + /* Nothing to do here - assume the BIOS has initialized the chip
> */ + while(0)
> + {
> + ;
> + }
> +}
>
>
> Don't use down() up()
> replace with mutex
>
> On line 553
> MAX6650_REG_TACH0, MAX6650_REG_TACH1,
> MAX6650_REG_TACH2, MAX6650_REG_TACH3
> one per line
> "," at the end
> like
> static const u8 tach_reg[] =
> {
> MAX6650_REG_TACH0,
> MAX6650_REG_TACH1,
> MAX6650_REG_TACH2,
> MAX6650_REG_TACH3,
> };
>
>
> Why use max6650_read_value and max6650_write_value?
> replace with i2c_smbus_write_byte_data and i2c_smbus_read_byte_data
> directly
>
> Check error return code of i2c_detach_client(client);
> like
> if ((err = i2c_detach_client(client)))
> return err;
>
>
> Don't use many device_create_file
> use sysfs_create_group
Thanks for your review, I'll look at the code again and post an
updated patch soon.
Hans
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