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2113184c6f
As the request will, in the following patch, implicitly invoke a context-switch on construction, we should precede that with a GPU TLB invalidation. Also, even before using GGTT, we always want to invalidate the TLBs for any updates (as well as the ppgtt invalidates that are unconditionally applied by execbuf). Since we almost always require the TLB invalidate, do it unconditionally on request allocation and so we can remove it from all other paths. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171120102002.22254-1-chris@chris-wilson.co.uk Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> |
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