diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_rps.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/mock_engine.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_migrate.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 19 |
4 files changed, 18 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c index 5abc5fcc2514..eb89948cc112 100644 --- a/drivers/gpu/drm/i915/gt/intel_rps.c +++ b/drivers/gpu/drm/i915/gt/intel_rps.c @@ -74,7 +74,7 @@ static void set(struct intel_uncore *uncore, i915_reg_t reg, u32 val) static void rps_timer(struct timer_list *t) { - struct intel_rps *rps = from_timer(rps, t, timer); + struct intel_rps *rps = timer_container_of(rps, t, timer); struct intel_gt *gt = rps_to_gt(rps); struct intel_engine_cs *engine; ktime_t dt, last, timestamp; diff --git a/drivers/gpu/drm/i915/gt/mock_engine.c b/drivers/gpu/drm/i915/gt/mock_engine.c index 64315b714743..79741f043f03 100644 --- a/drivers/gpu/drm/i915/gt/mock_engine.c +++ b/drivers/gpu/drm/i915/gt/mock_engine.c @@ -108,7 +108,7 @@ static void advance(struct i915_request *request) static void hw_delay_complete(struct timer_list *t) { - struct mock_engine *engine = from_timer(engine, t, hw_delay); + struct mock_engine *engine = timer_container_of(engine, t, hw_delay); struct i915_request *request; unsigned long flags; diff --git a/drivers/gpu/drm/i915/gt/selftest_migrate.c b/drivers/gpu/drm/i915/gt/selftest_migrate.c index 32c762eb79ed..54bc447efce0 100644 --- a/drivers/gpu/drm/i915/gt/selftest_migrate.c +++ b/drivers/gpu/drm/i915/gt/selftest_migrate.c @@ -537,7 +537,7 @@ struct spinner_timer { static void spinner_kill(struct timer_list *timer) { - struct spinner_timer *st = from_timer(st, timer, timer); + struct spinner_timer *st = timer_container_of(st, timer, timer); igt_spinner_end(&st->spin); pr_info("%s\n", __func__); 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 f8cb7c630d5b..127316d2c8aa 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -633,7 +633,7 @@ static int guc_submission_send_busy_loop(struct intel_guc *guc, atomic_inc(&guc->outstanding_submission_g2h); ret = intel_guc_send_busy_loop(guc, action, len, g2h_len_dw, loop); - if (ret) + if (ret && g2h_len_dw) atomic_dec(&guc->outstanding_submission_g2h); return ret; @@ -3443,18 +3443,29 @@ static inline int guc_lrc_desc_unpin(struct intel_context *ce) * GuC is active, lets destroy this context, but at this point we can still be racing * with suspend, so we undo everything if the H2G fails in deregister_context so * that GuC reset will find this context during clean up. + * + * There is a race condition where the reset code could have altered + * this context's state and done a wakeref put before we try to + * deregister it here. So check if the context is still set to be + * destroyed before undoing earlier changes, to avoid two wakeref puts + * on the same context. */ ret = deregister_context(ce, ce->guc_id.id); if (ret) { + bool pending_destroyed; spin_lock_irqsave(&ce->guc_state.lock, flags); - set_context_registered(ce); - clr_context_destroyed(ce); + pending_destroyed = context_destroyed(ce); + if (pending_destroyed) { + set_context_registered(ce); + clr_context_destroyed(ce); + } spin_unlock_irqrestore(&ce->guc_state.lock, flags); /* * As gt-pm is awake at function entry, intel_wakeref_put_async merely decrements * the wakeref immediately but per function spec usage call this after unlock. */ - intel_wakeref_put_async(>->wakeref); + if (pending_destroyed) + intel_wakeref_put_async(>->wakeref); } return ret; |