[Intel-gfx] [PATCH 09/10] drm/i915/bdw: poll semaphores

2014-06-30 Thread Rodrigo Vivi
From: Ben Widawsky benjamin.widaw...@intel.com As Ville points out, it's possible/probable we don't actually need this. Potentially, this validates the letter of the spec, and not the spirit. Ville: I discussed this on irc w/ Ben, and I was suggesting we don't need to poll. Polling apparently

[Intel-gfx] [PATCH 09/10] drm/i915/bdw: poll semaphores

2014-05-07 Thread Ben Widawsky
As Ville points out, it's possible/probable we don't actually need this. Potentially, this validates the letter of the spec, and not the spirit. Ville: I discussed this on irc w/ Ben, and I was suggesting we don't need to poll. Polling apparently can be used as a workaround for certain