[Intel-gfx] [PATCH] drm/i915/guc: Make sure vma containing firmware is GuC mappable

Chris Wilson chris at chris-wilson.co.uk
Thu Jan 12 10:33:47 UTC 2017


On Wed, Jan 11, 2017 at 04:17:39PM +0100, Michał Winiarski wrote:
> Since commit 4741da925fa3 ("drm/i915/guc: Assert that all GGTT offsets used
> by the GuC are mappable"), we're asserting that GuC firmware is in the
> GuC mappable range.
> Except we're not pinning the object with bias, which means it's possible
> to trigger this assert. Let's add a proper bias.
> 
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Signed-off-by: Michał Winiarski <michal.winiarski at intel.com>

My spider sense is tingling....

CI has been reporting a suspend freeze with guc enabled. Tomi?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre


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