[Intel-gfx] [PATCH 1/8] drm: Introduce EAGAIN handling for immediatelly aux retries

2015-11-23 Thread Jani Nikula
On Sat, 21 Nov 2015, Rodrigo Vivi wrote: > The goal here is to offload aux retries handling from the > drivers to drm. > > However there are 2 differents cases for retry: > 1. Immediately retry - Hardware already took care of needed timeouts > before answering that a retry is

[PATCH 1/8] drm: Introduce EAGAIN handling for immediatelly aux retries

2015-11-20 Thread Rodrigo Vivi
The goal here is to offload aux retries handling from the drivers to drm. However there are 2 differents cases for retry: 1. Immediately retry - Hardware already took care of needed timeouts before answering that a retry is possible. 2. Busy - Wait some time and retry.