Re: I2C transaction questions: irq context and client locking

2010-01-17 Thread Jean Delvare
Hi Andy, On Sat, 16 Jan 2010 23:59:28 -0500, Andy Walls wrote: I have a few basic questions related to the cx23885 driver and processing interrupts from a device connected over an I2C bus. 1. Under what conditions, if any, would it be safe to perform I2C reads and writes in an irq handler

I2C transaction questions: irq context and client locking

2010-01-16 Thread Andy Walls
Jean, All, I have a few basic questions related to the cx23885 driver and processing interrupts from a device connected over an I2C bus. 1. Under what conditions, if any, would it be safe to perform I2C reads and writes in an irq handler context? The cx23885 i2c implementation doesn't appear to