Lines Matching full:thread
72 struct cmdq_thread *thread; member
82 struct cmdq_thread *thread; member
115 static int cmdq_thread_suspend(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_suspend() argument
119 writel(CMDQ_THR_SUSPEND, thread->base + CMDQ_THR_SUSPEND_TASK); in cmdq_thread_suspend()
122 if (!(readl(thread->base + CMDQ_THR_ENABLE_TASK) & CMDQ_THR_ENABLED)) in cmdq_thread_suspend()
125 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_CURR_STATUS, in cmdq_thread_suspend()
127 dev_err(cmdq->mbox.dev, "suspend GCE thread 0x%x failed\n", in cmdq_thread_suspend()
128 (u32)(thread->base - cmdq->base)); in cmdq_thread_suspend()
135 static void cmdq_thread_resume(struct cmdq_thread *thread) in cmdq_thread_resume() argument
137 writel(CMDQ_THR_RESUME, thread->base + CMDQ_THR_SUSPEND_TASK); in cmdq_thread_resume()
160 static int cmdq_thread_reset(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_reset() argument
164 writel(CMDQ_THR_DO_WARM_RESET, thread->base + CMDQ_THR_WARM_RESET); in cmdq_thread_reset()
165 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_WARM_RESET, in cmdq_thread_reset()
168 dev_err(cmdq->mbox.dev, "reset GCE thread 0x%x failed\n", in cmdq_thread_reset()
169 (u32)(thread->base - cmdq->base)); in cmdq_thread_reset()
176 static void cmdq_thread_disable(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_disable() argument
178 cmdq_thread_reset(cmdq, thread); in cmdq_thread_disable()
179 writel(CMDQ_THR_DISABLED, thread->base + CMDQ_THR_ENABLE_TASK); in cmdq_thread_disable()
182 /* notify GCE to re-fetch commands by setting GCE thread PC */
183 static void cmdq_thread_invalidate_fetched_data(struct cmdq_thread *thread) in cmdq_thread_invalidate_fetched_data() argument
185 writel(readl(thread->base + CMDQ_THR_CURR_ADDR), in cmdq_thread_invalidate_fetched_data()
186 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_thread_invalidate_fetched_data()
192 struct cmdq_thread *thread = task->thread; in cmdq_task_insert_into_thread() local
194 &thread->task_busy_list, typeof(*task), list_entry); in cmdq_task_insert_into_thread()
206 cmdq_thread_invalidate_fetched_data(thread); in cmdq_task_insert_into_thread()
209 static bool cmdq_thread_is_in_wfe(struct cmdq_thread *thread) in cmdq_thread_is_in_wfe() argument
211 return readl(thread->base + CMDQ_THR_WAIT_TOKEN) & CMDQ_THR_IS_WAITING; in cmdq_thread_is_in_wfe()
220 mbox_chan_received_data(task->thread->chan, &data); in cmdq_task_exec_done()
227 struct cmdq_thread *thread = task->thread; in cmdq_task_handle_error() local
232 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_task_handle_error()
233 next_task = list_first_entry_or_null(&thread->task_busy_list, in cmdq_task_handle_error()
237 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_task_handle_error()
238 cmdq_thread_resume(thread); in cmdq_task_handle_error()
242 struct cmdq_thread *thread) in cmdq_thread_irq_handler() argument
248 irq_flag = readl(thread->base + CMDQ_THR_IRQ_STATUS); in cmdq_thread_irq_handler()
249 writel(~irq_flag, thread->base + CMDQ_THR_IRQ_STATUS); in cmdq_thread_irq_handler()
254 * reset / disable this GCE thread, so we need to check the enable in cmdq_thread_irq_handler()
255 * bit of this GCE thread. in cmdq_thread_irq_handler()
257 if (!(readl(thread->base + CMDQ_THR_ENABLE_TASK) & CMDQ_THR_ENABLED)) in cmdq_thread_irq_handler()
267 curr_pa = readl(thread->base + CMDQ_THR_CURR_ADDR) << cmdq->pdata->shift; in cmdq_thread_irq_handler()
269 list_for_each_entry_safe(task, tmp, &thread->task_busy_list, in cmdq_thread_irq_handler()
288 if (list_empty(&thread->task_busy_list)) in cmdq_thread_irq_handler()
289 cmdq_thread_disable(cmdq, thread); in cmdq_thread_irq_handler()
303 struct cmdq_thread *thread = &cmdq->thread[bit]; in cmdq_irq_handler() local
305 spin_lock_irqsave(&thread->chan->lock, flags); in cmdq_irq_handler()
306 cmdq_thread_irq_handler(cmdq, thread); in cmdq_irq_handler()
307 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_irq_handler()
333 struct cmdq_thread *thread; in cmdq_suspend() local
340 thread = &cmdq->thread[i]; in cmdq_suspend()
341 if (!list_empty(&thread->task_busy_list)) { in cmdq_suspend()
385 struct cmdq_thread *thread = (struct cmdq_thread *)chan->con_priv; in cmdq_mbox_send_data() local
407 task->thread = thread; in cmdq_mbox_send_data()
410 if (list_empty(&thread->task_busy_list)) { in cmdq_mbox_send_data()
412 * The thread reset will clear thread related register to 0, in cmdq_mbox_send_data()
415 * thread and make it running. in cmdq_mbox_send_data()
417 WARN_ON(cmdq_thread_reset(cmdq, thread) < 0); in cmdq_mbox_send_data()
420 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_mbox_send_data()
422 thread->base + CMDQ_THR_END_ADDR); in cmdq_mbox_send_data()
424 writel(thread->priority, thread->base + CMDQ_THR_PRIORITY); in cmdq_mbox_send_data()
425 writel(CMDQ_THR_IRQ_EN, thread->base + CMDQ_THR_IRQ_ENABLE); in cmdq_mbox_send_data()
426 writel(CMDQ_THR_ENABLED, thread->base + CMDQ_THR_ENABLE_TASK); in cmdq_mbox_send_data()
428 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_mbox_send_data()
429 curr_pa = readl(thread->base + CMDQ_THR_CURR_ADDR) << in cmdq_mbox_send_data()
431 end_pa = readl(thread->base + CMDQ_THR_END_ADDR) << in cmdq_mbox_send_data()
438 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_mbox_send_data()
441 smp_mb(); /* modify jump before enable thread */ in cmdq_mbox_send_data()
444 thread->base + CMDQ_THR_END_ADDR); in cmdq_mbox_send_data()
445 cmdq_thread_resume(thread); in cmdq_mbox_send_data()
447 list_move_tail(&task->list_entry, &thread->task_busy_list); in cmdq_mbox_send_data()
462 struct cmdq_thread *thread = (struct cmdq_thread *)chan->con_priv; in cmdq_mbox_shutdown() local
469 spin_lock_irqsave(&thread->chan->lock, flags); in cmdq_mbox_shutdown()
470 if (list_empty(&thread->task_busy_list)) in cmdq_mbox_shutdown()
473 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_mbox_shutdown()
476 cmdq_thread_irq_handler(cmdq, thread); in cmdq_mbox_shutdown()
477 if (list_empty(&thread->task_busy_list)) in cmdq_mbox_shutdown()
480 list_for_each_entry_safe(task, tmp, &thread->task_busy_list, in cmdq_mbox_shutdown()
486 cmdq_thread_disable(cmdq, thread); in cmdq_mbox_shutdown()
490 * The thread->task_busy_list empty means thread already disable. The in cmdq_mbox_shutdown()
491 * cmdq_mbox_send_data() always reset thread which clear disable and in cmdq_mbox_shutdown()
495 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_mbox_shutdown()
503 struct cmdq_thread *thread = (struct cmdq_thread *)chan->con_priv; in cmdq_mbox_flush() local
515 spin_lock_irqsave(&thread->chan->lock, flags); in cmdq_mbox_flush()
516 if (list_empty(&thread->task_busy_list)) in cmdq_mbox_flush()
519 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_mbox_flush()
520 if (!cmdq_thread_is_in_wfe(thread)) in cmdq_mbox_flush()
523 list_for_each_entry_safe(task, tmp, &thread->task_busy_list, in cmdq_mbox_flush()
527 mbox_chan_received_data(task->thread->chan, &data); in cmdq_mbox_flush()
532 cmdq_thread_resume(thread); in cmdq_mbox_flush()
533 cmdq_thread_disable(cmdq, thread); in cmdq_mbox_flush()
536 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_mbox_flush()
543 cmdq_thread_resume(thread); in cmdq_mbox_flush()
544 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_mbox_flush()
545 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_ENABLE_TASK, in cmdq_mbox_flush()
547 dev_err(cmdq->mbox.dev, "Fail to wait GCE thread 0x%x done\n", in cmdq_mbox_flush()
548 (u32)(thread->base - cmdq->base)); in cmdq_mbox_flush()
568 struct cmdq_thread *thread; in cmdq_xlate() local
573 thread = (struct cmdq_thread *)mbox->chans[ind].con_priv; in cmdq_xlate()
574 thread->priority = sp->args[1]; in cmdq_xlate()
575 thread->chan = &mbox->chans[ind]; in cmdq_xlate()
680 cmdq->thread = devm_kcalloc(dev, cmdq->pdata->thread_nr, in cmdq_probe()
681 sizeof(*cmdq->thread), GFP_KERNEL); in cmdq_probe()
682 if (!cmdq->thread) in cmdq_probe()
686 cmdq->thread[i].base = cmdq->base + CMDQ_THR_BASE + in cmdq_probe()
688 INIT_LIST_HEAD(&cmdq->thread[i].task_busy_list); in cmdq_probe()
689 cmdq->mbox.chans[i].con_priv = (void *)&cmdq->thread[i]; in cmdq_probe()