Re: [RFC PATCH 144/162] drm/i915: Reset blitter context when unpark engine

Quoting Matthew Auld (2020-11-27 12:07:00)

From: Venkata Ramana Nayana venkata.ramana.nayana@intel.com

We are only doing it now for kernel_context. We also need to do for the copy engine blitter context.

Signed-off-by: Venkata Ramana Nayana venkata.ramana.nayana@intel.com

drivers/gpu/drm/i915/gt/intel_engine_pm.c | 5 +++++ 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_engine_pm.c b/drivers/gpu/drm/i915/gt/intel_engine_pm.c index 1b2009b4dcb7..69c8ea70d1e8 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_pm.c @@ -66,6 +66,11 @@ static int __engine_unpark(struct intel_wakeref *wf) ce->ops->reset(ce); }

Add a list of pinned volatile contexts to the engine that must be restored across resume. -Chris