Re: [alsa-devel] CS4279 and hw_read_t/hw_write_t

Jon Smirl wrote:

From soc/codecs/cs4270.c...

• Note that we don't use the hw_write function pointer of snd_soc_codec.
• That's because it's too clunky: the hw_write_t prototype does not match
• i2c_smbus_write_byte_data(), and it's just another layer of overhead.

*/

The prototype doesn't match because you are using i2c_smbus_write_byte_data() instead of i2c_master_send()/i2c_master_recv().

Should I be using i2c_master_send() instead? I remember reading somewhere that I should be using the i2c smbus functions if possible.