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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-10-03 21:34:47 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-10-04 17:52:45 +0100 |
| commit | d6c0511300dcff19969844495ba293c4efb50b42 (patch) | |
| tree | b42271a8be1c859481bd9f9cfdbdf913a53fd13a | |
| parent | 5152defe4a53ad15e6d96c422440152302c8abd7 (diff) | |
| download | lwn-d6c0511300dcff19969844495ba293c4efb50b42.tar.gz lwn-d6c0511300dcff19969844495ba293c4efb50b42.zip | |
drm/i915/execlists: Distinguish the incomplete context notifies
Let the listener know that the context we just scheduled out was not
complete, and will be scheduled back in at a later point.
v2: Handle CONTEXT_STATUS_PREEMPTED in gvt by aliasing it to
CONTEXT_STATUS_OUT for the moment, gvt can expand upon the difference
later.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: "Zhenyu Wang" <zhenyuw@linux.intel.com>
Cc: "Wang, Zhi A" <zhi.a.wang@intel.com>
Cc: Michał Winiarski <michal.winiarski@intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171003203453.15692-3-chris@chris-wilson.co.uk
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/scheduler.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lrc.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lrc.h | 1 |
3 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index d5892d24f0b6..f6ded475bb2c 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -174,6 +174,7 @@ static int shadow_context_status_change(struct notifier_block *nb, atomic_set(&workload->shadow_ctx_active, 1); break; case INTEL_CONTEXT_SCHEDULE_OUT: + case INTEL_CONTEXT_SCHEDULE_PREEMPTED: atomic_set(&workload->shadow_ctx_active, 0); break; default: diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 6ea5ecf08230..a89bc1f148fb 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -617,7 +617,7 @@ execlist_cancel_port_requests(struct intel_engine_execlists *execlists) while (num_ports-- && port_isset(port)) { struct drm_i915_gem_request *rq = port_request(port); - execlists_context_status_change(rq, INTEL_CONTEXT_SCHEDULE_OUT); + execlists_context_status_change(rq, INTEL_CONTEXT_SCHEDULE_PREEMPTED); i915_gem_request_put(rq); memset(port, 0, sizeof(*port)); diff --git a/drivers/gpu/drm/i915/intel_lrc.h b/drivers/gpu/drm/i915/intel_lrc.h index 314adee7127a..689fde1a63a9 100644 --- a/drivers/gpu/drm/i915/intel_lrc.h +++ b/drivers/gpu/drm/i915/intel_lrc.h @@ -61,6 +61,7 @@ enum { INTEL_CONTEXT_SCHEDULE_IN = 0, INTEL_CONTEXT_SCHEDULE_OUT, + INTEL_CONTEXT_SCHEDULE_PREEMPTED, }; /* Logical Rings */ |