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([2a01:4262:1ab:c:4d1f:a80:1d37:b028]) by smtp.gmail.com with ESMTPSA id ke7sm9899773ejc.7.2021.01.26.07.02.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Jan 2021 07:02:03 -0800 (PST) Sender: Emil Renner Berthing From: Emil Renner Berthing To: intel-gfx@lists.freedesktop.org Cc: Emil Renner Berthing , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , Chris Wilson , Tvrtko Ursulin , Mika Kuoppala , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] drm/i915/gt: use new tasklet API for execution list Date: Tue, 26 Jan 2021 16:01:55 +0100 Message-Id: <20210126150155.1617-1-kernel@esmil.dk> X-Mailer: git-send-email 2.30.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This converts the driver to use the new tasklet API introduced in commit 12cc923f1ccc ("tasklet: Introduce new initialization API") Signed-off-by: Emil Renner Berthing --- v2: Rebased on drm-intel-next Tested on my Dell XPS 13 9300. --- drivers/gpu/drm/i915/gt/intel_engine_cs.c | 4 +-- .../drm/i915/gt/intel_execlists_submission.c | 25 ++++++++----------- .../gpu/drm/i915/gt/uc/intel_guc_submission.c | 9 +++---- 3 files changed, 17 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index fa76602f9852..48a8caa28f65 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -1234,14 +1234,14 @@ void __intel_engine_flush_submission(struct intel_engine_cs *engine, bool sync) { struct tasklet_struct *t = &engine->execlists.tasklet; - if (!t->func) + if (!t->callback) return; local_bh_disable(); if (tasklet_trylock(t)) { /* Must wait for any GPU reset in progress. */ if (__tasklet_is_enabled(t)) - t->func(t->data); + t->callback(t); tasklet_unlock(t); } local_bh_enable(); diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c index d7d5a58990bb..3dfae03c6d6a 100644 --- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c @@ -2376,9 +2376,9 @@ static bool preempt_timeout(const struct intel_engine_cs *const engine) * Check the unread Context Status Buffers and manage the submission of new * contexts to the ELSP accordingly. */ -static void execlists_submission_tasklet(unsigned long data) +static void execlists_submission_tasklet(struct tasklet_struct *t) { - struct intel_engine_cs * const engine = (struct intel_engine_cs *)data; + struct intel_engine_cs * const engine = from_tasklet(engine, t, execlists.tasklet); struct i915_request *post[2 * EXECLIST_MAX_PORTS]; struct i915_request **inactive; @@ -2956,9 +2956,9 @@ static void execlists_reset_rewind(struct intel_engine_cs *engine, bool stalled) rcu_read_unlock(); } -static void nop_submission_tasklet(unsigned long data) +static void nop_submission_tasklet(struct tasklet_struct *t) { - struct intel_engine_cs * const engine = (struct intel_engine_cs *)data; + struct intel_engine_cs * const engine = from_tasklet(engine, t, execlists.tasklet); /* The driver is wedged; don't process any more events. */ WRITE_ONCE(engine->execlists.queue_priority_hint, INT_MIN); @@ -3043,7 +3043,7 @@ static void execlists_reset_cancel(struct intel_engine_cs *engine) execlists->queue = RB_ROOT_CACHED; GEM_BUG_ON(__tasklet_is_enabled(&execlists->tasklet)); - execlists->tasklet.func = nop_submission_tasklet; + execlists->tasklet.callback = nop_submission_tasklet; spin_unlock_irqrestore(&engine->active.lock, flags); rcu_read_unlock(); @@ -3104,7 +3104,7 @@ static void execlists_set_default_submission(struct intel_engine_cs *engine) { engine->submit_request = execlists_submit_request; engine->schedule = i915_schedule; - engine->execlists.tasklet.func = execlists_submission_tasklet; + engine->execlists.tasklet.callback = execlists_submission_tasklet; engine->reset.prepare = execlists_reset_prepare; engine->reset.rewind = execlists_reset_rewind; @@ -3228,8 +3228,7 @@ int intel_execlists_submission_setup(struct intel_engine_cs *engine) struct intel_uncore *uncore = engine->uncore; u32 base = engine->mmio_base; - tasklet_init(&engine->execlists.tasklet, - execlists_submission_tasklet, (unsigned long)engine); + tasklet_setup(&engine->execlists.tasklet, execlists_submission_tasklet); timer_setup(&engine->execlists.timer, execlists_timeslice, 0); timer_setup(&engine->execlists.preempt, execlists_preempt, 0); @@ -3471,9 +3470,9 @@ static intel_engine_mask_t virtual_submission_mask(struct virtual_engine *ve) return mask; } -static void virtual_submission_tasklet(unsigned long data) +static void virtual_submission_tasklet(struct tasklet_struct *t) { - struct virtual_engine * const ve = (struct virtual_engine *)data; + struct virtual_engine * const ve = from_tasklet(ve, t, base.execlists.tasklet); const int prio = READ_ONCE(ve->base.execlists.queue_priority_hint); intel_engine_mask_t mask; unsigned int n; @@ -3683,9 +3682,7 @@ intel_execlists_create_virtual(struct intel_engine_cs **siblings, INIT_LIST_HEAD(virtual_queue(ve)); ve->base.execlists.queue_priority_hint = INT_MIN; - tasklet_init(&ve->base.execlists.tasklet, - virtual_submission_tasklet, - (unsigned long)ve); + tasklet_setup(&ve->base.execlists.tasklet, virtual_submission_tasklet); intel_context_init(&ve->context, &ve->base); @@ -3713,7 +3710,7 @@ intel_execlists_create_virtual(struct intel_engine_cs **siblings, * layering if we handle cloning of the requests and * submitting a copy into each backend. */ - if (sibling->execlists.tasklet.func != + if (sibling->execlists.tasklet.callback != execlists_submission_tasklet) { err = -ENODEV; goto err_put; 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 23dc0aeaa0ab..5dd41014e896 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -238,9 +238,9 @@ static void __guc_dequeue(struct intel_engine_cs *engine) execlists->active = execlists->inflight; } -static void guc_submission_tasklet(unsigned long data) +static void guc_submission_tasklet(struct tasklet_struct *t) { - struct intel_engine_cs * const engine = (struct intel_engine_cs *)data; + struct intel_engine_cs * const engine = from_tasklet(engine, t, execlists.tasklet); struct intel_engine_execlists * const execlists = &engine->execlists; struct i915_request **port, *rq; unsigned long flags; @@ -610,7 +610,7 @@ static void guc_set_default_submission(struct intel_engine_cs *engine) { engine->submit_request = guc_submit_request; engine->schedule = i915_schedule; - engine->execlists.tasklet.func = guc_submission_tasklet; + engine->execlists.tasklet.callback = guc_submission_tasklet; engine->reset.prepare = guc_reset_prepare; engine->reset.rewind = guc_reset_rewind; @@ -702,8 +702,7 @@ int intel_guc_submission_setup(struct intel_engine_cs *engine) */ GEM_BUG_ON(INTEL_GEN(i915) < 11); - tasklet_init(&engine->execlists.tasklet, - guc_submission_tasklet, (unsigned long)engine); + tasklet_setup(&engine->execlists.tasklet, guc_submission_tasklet); guc_default_vfuncs(engine); guc_default_irqs(engine); -- 2.30.0