diff options
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_context.c | 23 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_context.c | 24 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_context.h | 25 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_context_types.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_execlists_submission.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_ring_submission.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_request.c | 2 |
8 files changed, 77 insertions, 29 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index a3bb73f5d53b..e116f82fc37c 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -1367,7 +1367,8 @@ static struct intel_engine_cs *active_engine(struct intel_context *ce) return engine; } -static void kill_engines(struct i915_gem_engines *engines, bool ban) +static void +kill_engines(struct i915_gem_engines *engines, bool exit, bool persistent) { struct i915_gem_engines_iter it; struct intel_context *ce; @@ -1381,9 +1382,15 @@ static void kill_engines(struct i915_gem_engines *engines, bool ban) */ for_each_gem_engine(ce, engines, it) { struct intel_engine_cs *engine; + bool skip = false; - if (ban && intel_context_ban(ce, NULL)) - continue; + if (exit) + skip = intel_context_set_exiting(ce); + else if (!persistent) + skip = intel_context_exit_nonpersistent(ce, NULL); + + if (skip) + continue; /* Already marked. */ /* * Check the current active state of this context; if we @@ -1395,7 +1402,7 @@ static void kill_engines(struct i915_gem_engines *engines, bool ban) engine = active_engine(ce); /* First attempt to gracefully cancel the context */ - if (engine && !__cancel_engine(engine) && ban) + if (engine && !__cancel_engine(engine) && (exit || !persistent)) /* * If we are unable to send a preemptive pulse to bump * the context from the GPU, we have to resort to a full @@ -1407,8 +1414,6 @@ static void kill_engines(struct i915_gem_engines *engines, bool ban) static void kill_context(struct i915_gem_context *ctx) { - bool ban = (!i915_gem_context_is_persistent(ctx) || - !ctx->i915->params.enable_hangcheck); struct i915_gem_engines *pos, *next; spin_lock_irq(&ctx->stale.lock); @@ -1421,7 +1426,8 @@ static void kill_context(struct i915_gem_context *ctx) spin_unlock_irq(&ctx->stale.lock); - kill_engines(pos, ban); + kill_engines(pos, !ctx->i915->params.enable_hangcheck, + i915_gem_context_is_persistent(ctx)); spin_lock_irq(&ctx->stale.lock); GEM_BUG_ON(i915_sw_fence_signaled(&pos->fence)); @@ -1467,7 +1473,8 @@ static void engines_idle_release(struct i915_gem_context *ctx, kill: if (list_empty(&engines->link)) /* raced, already closed */ - kill_engines(engines, true); + kill_engines(engines, true, + i915_gem_context_is_persistent(ctx)); i915_sw_fence_commit(&engines->fence); } diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c index 4070cb5711d8..654a092ed3d6 100644 --- a/drivers/gpu/drm/i915/gt/intel_context.c +++ b/drivers/gpu/drm/i915/gt/intel_context.c @@ -601,6 +601,30 @@ u64 intel_context_get_avg_runtime_ns(struct intel_context *ce) return avg; } +bool intel_context_ban(struct intel_context *ce, struct i915_request *rq) +{ + bool ret = intel_context_set_banned(ce); + + trace_intel_context_ban(ce); + + if (ce->ops->revoke) + ce->ops->revoke(ce, rq, + INTEL_CONTEXT_BANNED_PREEMPT_TIMEOUT_MS); + + return ret; +} + +bool intel_context_exit_nonpersistent(struct intel_context *ce, + struct i915_request *rq) +{ + bool ret = intel_context_set_exiting(ce); + + if (ce->ops->revoke) + ce->ops->revoke(ce, rq, ce->engine->props.preempt_timeout_ms); + + return ret; +} + #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) #include "selftest_context.c" #endif diff --git a/drivers/gpu/drm/i915/gt/intel_context.h b/drivers/gpu/drm/i915/gt/intel_context.h index b7d3214d2cdd..8e2d70630c49 100644 --- a/drivers/gpu/drm/i915/gt/intel_context.h +++ b/drivers/gpu/drm/i915/gt/intel_context.h @@ -25,6 +25,8 @@ ##__VA_ARGS__); \ } while (0) +#define INTEL_CONTEXT_BANNED_PREEMPT_TIMEOUT_MS (1) + struct i915_gem_ww_ctx; void intel_context_init(struct intel_context *ce, @@ -309,18 +311,27 @@ static inline bool intel_context_set_banned(struct intel_context *ce) return test_and_set_bit(CONTEXT_BANNED, &ce->flags); } -static inline bool intel_context_ban(struct intel_context *ce, - struct i915_request *rq) +bool intel_context_ban(struct intel_context *ce, struct i915_request *rq); + +static inline bool intel_context_is_schedulable(const struct intel_context *ce) { - bool ret = intel_context_set_banned(ce); + return !test_bit(CONTEXT_EXITING, &ce->flags) && + !test_bit(CONTEXT_BANNED, &ce->flags); +} - trace_intel_context_ban(ce); - if (ce->ops->ban) - ce->ops->ban(ce, rq); +static inline bool intel_context_is_exiting(const struct intel_context *ce) +{ + return test_bit(CONTEXT_EXITING, &ce->flags); +} - return ret; +static inline bool intel_context_set_exiting(struct intel_context *ce) +{ + return test_and_set_bit(CONTEXT_EXITING, &ce->flags); } +bool intel_context_exit_nonpersistent(struct intel_context *ce, + struct i915_request *rq); + static inline bool intel_context_force_single_submission(const struct intel_context *ce) { diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h index 09f82545789f..d2d75d9c0c8d 100644 --- a/drivers/gpu/drm/i915/gt/intel_context_types.h +++ b/drivers/gpu/drm/i915/gt/intel_context_types.h @@ -40,7 +40,8 @@ struct intel_context_ops { int (*alloc)(struct intel_context *ce); - void (*ban)(struct intel_context *ce, struct i915_request *rq); + void (*revoke)(struct intel_context *ce, struct i915_request *rq, + unsigned int preempt_timeout_ms); int (*pre_pin)(struct intel_context *ce, struct i915_gem_ww_ctx *ww, void **vaddr); int (*pin)(struct intel_context *ce, void *vaddr); @@ -122,6 +123,7 @@ struct intel_context { #define CONTEXT_GUC_INIT 10 #define CONTEXT_PERMA_PIN 11 #define CONTEXT_IS_PARKING 12 +#define CONTEXT_EXITING 13 struct { u64 timeout_us; diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c index 2b0266cab66b..98f1c7258cc0 100644 --- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c @@ -480,9 +480,9 @@ __execlists_schedule_in(struct i915_request *rq) if (unlikely(intel_context_is_closed(ce) && !intel_engine_has_heartbeat(engine))) - intel_context_set_banned(ce); + intel_context_set_exiting(ce); - if (unlikely(intel_context_is_banned(ce) || bad_request(rq))) + if (unlikely(!intel_context_is_schedulable(ce) || bad_request(rq))) reset_active(rq, engine); if (IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) @@ -1243,7 +1243,7 @@ static unsigned long active_preempt_timeout(struct intel_engine_cs *engine, /* Force a fast reset for terminated contexts (ignoring sysfs!) */ if (unlikely(intel_context_is_banned(rq->context) || bad_request(rq))) - return 1; + return INTEL_CONTEXT_BANNED_PREEMPT_TIMEOUT_MS; return READ_ONCE(engine->props.preempt_timeout_ms); } diff --git a/drivers/gpu/drm/i915/gt/intel_ring_submission.c b/drivers/gpu/drm/i915/gt/intel_ring_submission.c index f8f279a195c0..d5d6f1fadcae 100644 --- a/drivers/gpu/drm/i915/gt/intel_ring_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_ring_submission.c @@ -598,8 +598,9 @@ static void ring_context_reset(struct intel_context *ce) clear_bit(CONTEXT_VALID_BIT, &ce->flags); } -static void ring_context_ban(struct intel_context *ce, - struct i915_request *rq) +static void ring_context_revoke(struct intel_context *ce, + struct i915_request *rq, + unsigned int preempt_timeout_ms) { struct intel_engine_cs *engine; @@ -634,7 +635,7 @@ static const struct intel_context_ops ring_context_ops = { .cancel_request = ring_context_cancel_request, - .ban = ring_context_ban, + .revoke = ring_context_revoke, .pre_pin = ring_context_pre_pin, .pin = ring_context_pin, diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index 5a1dfacf24ea..e62ea35513ea 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -2790,7 +2790,9 @@ static void __guc_context_set_preemption_timeout(struct intel_guc *guc, __guc_context_set_context_policies(guc, &policy, true); } -static void guc_context_ban(struct intel_context *ce, struct i915_request *rq) +static void +guc_context_revoke(struct intel_context *ce, struct i915_request *rq, + unsigned int preempt_timeout_ms) { struct intel_guc *guc = ce_to_guc(ce); struct intel_runtime_pm *runtime_pm = @@ -2829,7 +2831,8 @@ static void guc_context_ban(struct intel_context *ce, struct i915_request *rq) * gets kicked off the HW ASAP. */ with_intel_runtime_pm(runtime_pm, wakeref) { - __guc_context_set_preemption_timeout(guc, guc_id, 1); + __guc_context_set_preemption_timeout(guc, guc_id, + preempt_timeout_ms); __guc_context_sched_disable(guc, ce, guc_id); } } else { @@ -2837,7 +2840,7 @@ static void guc_context_ban(struct intel_context *ce, struct i915_request *rq) with_intel_runtime_pm(runtime_pm, wakeref) __guc_context_set_preemption_timeout(guc, ce->guc_id.id, - 1); + preempt_timeout_ms); spin_unlock_irqrestore(&ce->guc_state.lock, flags); } } @@ -3190,7 +3193,7 @@ static const struct intel_context_ops guc_context_ops = { .unpin = guc_context_unpin, .post_unpin = guc_context_post_unpin, - .ban = guc_context_ban, + .revoke = guc_context_revoke, .cancel_request = guc_context_cancel_request, @@ -3439,7 +3442,7 @@ static const struct intel_context_ops virtual_guc_context_ops = { .unpin = guc_virtual_context_unpin, .post_unpin = guc_context_post_unpin, - .ban = guc_context_ban, + .revoke = guc_context_revoke, .cancel_request = guc_context_cancel_request, @@ -3528,7 +3531,7 @@ static const struct intel_context_ops virtual_parent_context_ops = { .unpin = guc_parent_context_unpin, .post_unpin = guc_context_post_unpin, - .ban = guc_context_ban, + .revoke = guc_context_revoke, .cancel_request = guc_context_cancel_request, diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index 73d5195146b0..c3937640b119 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -611,7 +611,7 @@ bool __i915_request_submit(struct i915_request *request) goto active; } - if (unlikely(intel_context_is_banned(request->context))) + if (unlikely(!intel_context_is_schedulable(request->context))) i915_request_set_error_once(request, -EIO); if (unlikely(fatal_error(request->fence.error))) |