Re: [Intel-gfx] [PATCH 15/17] drm/i915/bdw: collect semaphore error state

2013-12-15 Thread Chris Wilson
On Sat, Dec 14, 2013 at 05:48:08PM -0800, Ben Widawsky wrote: > On Sat, Dec 14, 2013 at 09:38:57PM +, Chris Wilson wrote: > > Capturing the semaphore_obj itself looks a bit silly since we never do > > dump it into i915_error_state, but I actually like how you've reading back > > of > > the sem

Re: [Intel-gfx] [PATCH 15/17] drm/i915/bdw: collect semaphore error state

2013-12-14 Thread Ben Widawsky
On Sat, Dec 14, 2013 at 09:38:57PM +, Chris Wilson wrote: > On Sat, Dec 14, 2013 at 11:47:24AM -0800, Ben Widawsky wrote: > > On Fri, Dec 13, 2013 at 08:16:03PM -0800, Ben Widawsky wrote: > > > Since the semaphore information is in an object, just dump it, and let > > > the user parse it later.

Re: [Intel-gfx] [PATCH 15/17] drm/i915/bdw: collect semaphore error state

2013-12-14 Thread Chris Wilson
On Sat, Dec 14, 2013 at 11:47:24AM -0800, Ben Widawsky wrote: > On Fri, Dec 13, 2013 at 08:16:03PM -0800, Ben Widawsky wrote: > > Since the semaphore information is in an object, just dump it, and let > > the user parse it later. > > > > NOTE: The page being used for the semaphores are incoherent

Re: [Intel-gfx] [PATCH 15/17] drm/i915/bdw: collect semaphore error state

2013-12-14 Thread Ben Widawsky
On Fri, Dec 13, 2013 at 08:16:03PM -0800, Ben Widawsky wrote: > Since the semaphore information is in an object, just dump it, and let > the user parse it later. > > NOTE: The page being used for the semaphores are incoherent with the > CPU. No matter what I do, I cannot figure out a way to read a

[Intel-gfx] [PATCH 15/17] drm/i915/bdw: collect semaphore error state

2013-12-13 Thread Ben Widawsky
Since the semaphore information is in an object, just dump it, and let the user parse it later. NOTE: The page being used for the semaphores are incoherent with the CPU. No matter what I do, I cannot figure out a way to read anything but 0s. Note that the semaphore waits are indeed working. Signe