On Tue, Jul 17, 2018 at 09:29:32PM +0100, Chris Wilson wrote: > We make a decision at module load whether to use the GuC backend or not, > but lose that setup across set-wedge. Currently, the guc doesn't > override the engine->set_default_submission hook letting execlists sneak > back in temporarily on unwedging leading to an unbalanced park/unpark. > > v2: Remove comment about switching back temporarily to execlists on > guc_submission_disable(). We currently only call disable on shutdown, > and plan to also call disable before suspend and reset, in which case we > will either restore guc submission or mark the driver as wedged, making > the reset back to execlists pointless. > v3: Move reset.prepare across > > Testcase: igt/drv_module_reload/basic-reload-inject > Testcase: igt/gem_eio > Signed-off-by: Chris Wilson <[email protected]> > Cc: Michał Winiarski <[email protected]> > Cc: Michal Wajdeczko <[email protected]>
Reviewed-by: Michał Winiarski <[email protected]> -Michał > --- > drivers/gpu/drm/i915/intel_guc_submission.c | 41 ++++++++++++++------- > drivers/gpu/drm/i915/intel_lrc.c | 4 +- > drivers/gpu/drm/i915/intel_lrc.h | 2 + > 3 files changed, 31 insertions(+), 16 deletions(-) _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
