On Sat, Dec 17, 2016 at 11:16:17PM +0100, Hauke Mehrtens wrote: > On 12/14/2016 04:21 PM, Mark Brown wrote: > > Why not just have your interrupt handler schedule something on a > > workqueue to check whatever it is needs checking here? > 2. When something went wrong and I got an error IRQ for example, I would > like to add this information to the spi message that was transfered, but > the only way I see it to not wake the completion and let it run into a > timeout. Just set an error status in the message and then complete the current transfer or the message. > I would like to have a function in which I can do some busy waiting till > the last word is really written to the wire and also return if the > transfer was successful or what error occurred. The busy waiting really is pretty specialist.
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