Lines Matching full:thread
65 struct cmdq_thread *thread; member
75 struct cmdq_thread *thread; member
94 static int cmdq_thread_suspend(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_suspend() argument
98 writel(CMDQ_THR_SUSPEND, thread->base + CMDQ_THR_SUSPEND_TASK); in cmdq_thread_suspend()
101 if (!(readl(thread->base + CMDQ_THR_ENABLE_TASK) & CMDQ_THR_ENABLED)) in cmdq_thread_suspend()
104 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_CURR_STATUS, in cmdq_thread_suspend()
106 dev_err(cmdq->mbox.dev, "suspend GCE thread 0x%x failed\n", in cmdq_thread_suspend()
107 (u32)(thread->base - cmdq->base)); in cmdq_thread_suspend()
114 static void cmdq_thread_resume(struct cmdq_thread *thread) in cmdq_thread_resume() argument
116 writel(CMDQ_THR_RESUME, thread->base + CMDQ_THR_SUSPEND_TASK); in cmdq_thread_resume()
130 static int cmdq_thread_reset(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_reset() argument
134 writel(CMDQ_THR_DO_WARM_RESET, thread->base + CMDQ_THR_WARM_RESET); in cmdq_thread_reset()
135 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_WARM_RESET, in cmdq_thread_reset()
138 dev_err(cmdq->mbox.dev, "reset GCE thread 0x%x failed\n", in cmdq_thread_reset()
139 (u32)(thread->base - cmdq->base)); in cmdq_thread_reset()
146 static void cmdq_thread_disable(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_disable() argument
148 cmdq_thread_reset(cmdq, thread); in cmdq_thread_disable()
149 writel(CMDQ_THR_DISABLED, thread->base + CMDQ_THR_ENABLE_TASK); in cmdq_thread_disable()
152 /* notify GCE to re-fetch commands by setting GCE thread PC */
153 static void cmdq_thread_invalidate_fetched_data(struct cmdq_thread *thread) in cmdq_thread_invalidate_fetched_data() argument
155 writel(readl(thread->base + CMDQ_THR_CURR_ADDR), in cmdq_thread_invalidate_fetched_data()
156 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_thread_invalidate_fetched_data()
162 struct cmdq_thread *thread = task->thread; in cmdq_task_insert_into_thread() local
164 &thread->task_busy_list, typeof(*task), list_entry); in cmdq_task_insert_into_thread()
175 cmdq_thread_invalidate_fetched_data(thread); in cmdq_task_insert_into_thread()
178 static bool cmdq_thread_is_in_wfe(struct cmdq_thread *thread) in cmdq_thread_is_in_wfe() argument
180 return readl(thread->base + CMDQ_THR_WAIT_TOKEN) & CMDQ_THR_IS_WAITING; in cmdq_thread_is_in_wfe()
198 struct cmdq_thread *thread = task->thread; in cmdq_task_handle_error() local
203 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_task_handle_error()
204 next_task = list_first_entry_or_null(&thread->task_busy_list, in cmdq_task_handle_error()
208 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_task_handle_error()
209 cmdq_thread_resume(thread); in cmdq_task_handle_error()
213 struct cmdq_thread *thread) in cmdq_thread_irq_handler() argument
219 irq_flag = readl(thread->base + CMDQ_THR_IRQ_STATUS); in cmdq_thread_irq_handler()
220 writel(~irq_flag, thread->base + CMDQ_THR_IRQ_STATUS); in cmdq_thread_irq_handler()
225 * reset / disable this GCE thread, so we need to check the enable in cmdq_thread_irq_handler()
226 * bit of this GCE thread. in cmdq_thread_irq_handler()
228 if (!(readl(thread->base + CMDQ_THR_ENABLE_TASK) & CMDQ_THR_ENABLED)) in cmdq_thread_irq_handler()
238 curr_pa = readl(thread->base + CMDQ_THR_CURR_ADDR) << cmdq->shift_pa; in cmdq_thread_irq_handler()
240 list_for_each_entry_safe(task, tmp, &thread->task_busy_list, in cmdq_thread_irq_handler()
259 if (list_empty(&thread->task_busy_list)) { in cmdq_thread_irq_handler()
260 cmdq_thread_disable(cmdq, thread); in cmdq_thread_irq_handler()
276 struct cmdq_thread *thread = &cmdq->thread[bit]; in cmdq_irq_handler() local
278 spin_lock_irqsave(&thread->chan->lock, flags); in cmdq_irq_handler()
279 cmdq_thread_irq_handler(cmdq, thread); in cmdq_irq_handler()
280 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_irq_handler()
289 struct cmdq_thread *thread; in cmdq_suspend() local
296 thread = &cmdq->thread[i]; in cmdq_suspend()
297 if (!list_empty(&thread->task_busy_list)) { in cmdq_suspend()
332 struct cmdq_thread *thread = (struct cmdq_thread *)chan->con_priv; in cmdq_mbox_send_data() local
347 task->thread = thread; in cmdq_mbox_send_data()
350 if (list_empty(&thread->task_busy_list)) { in cmdq_mbox_send_data()
353 * The thread reset will clear thread related register to 0, in cmdq_mbox_send_data()
356 * thread and make it running. in cmdq_mbox_send_data()
358 WARN_ON(cmdq_thread_reset(cmdq, thread) < 0); in cmdq_mbox_send_data()
361 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_mbox_send_data()
363 thread->base + CMDQ_THR_END_ADDR); in cmdq_mbox_send_data()
365 writel(thread->priority, thread->base + CMDQ_THR_PRIORITY); in cmdq_mbox_send_data()
366 writel(CMDQ_THR_IRQ_EN, thread->base + CMDQ_THR_IRQ_ENABLE); in cmdq_mbox_send_data()
367 writel(CMDQ_THR_ENABLED, thread->base + CMDQ_THR_ENABLE_TASK); in cmdq_mbox_send_data()
369 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_mbox_send_data()
370 curr_pa = readl(thread->base + CMDQ_THR_CURR_ADDR) << in cmdq_mbox_send_data()
372 end_pa = readl(thread->base + CMDQ_THR_END_ADDR) << in cmdq_mbox_send_data()
379 thread->base + CMDQ_THR_CURR_ADDR); in cmdq_mbox_send_data()
382 smp_mb(); /* modify jump before enable thread */ in cmdq_mbox_send_data()
385 thread->base + CMDQ_THR_END_ADDR); in cmdq_mbox_send_data()
386 cmdq_thread_resume(thread); in cmdq_mbox_send_data()
388 list_move_tail(&task->list_entry, &thread->task_busy_list); in cmdq_mbox_send_data()
400 struct cmdq_thread *thread = (struct cmdq_thread *)chan->con_priv; in cmdq_mbox_shutdown() local
405 spin_lock_irqsave(&thread->chan->lock, flags); in cmdq_mbox_shutdown()
406 if (list_empty(&thread->task_busy_list)) in cmdq_mbox_shutdown()
409 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_mbox_shutdown()
412 cmdq_thread_irq_handler(cmdq, thread); in cmdq_mbox_shutdown()
413 if (list_empty(&thread->task_busy_list)) in cmdq_mbox_shutdown()
416 list_for_each_entry_safe(task, tmp, &thread->task_busy_list, in cmdq_mbox_shutdown()
422 cmdq_thread_disable(cmdq, thread); in cmdq_mbox_shutdown()
426 * The thread->task_busy_list empty means thread already disable. The in cmdq_mbox_shutdown()
427 * cmdq_mbox_send_data() always reset thread which clear disable and in cmdq_mbox_shutdown()
431 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_mbox_shutdown()
436 struct cmdq_thread *thread = (struct cmdq_thread *)chan->con_priv; in cmdq_mbox_flush() local
444 spin_lock_irqsave(&thread->chan->lock, flags); in cmdq_mbox_flush()
445 if (list_empty(&thread->task_busy_list)) in cmdq_mbox_flush()
448 WARN_ON(cmdq_thread_suspend(cmdq, thread) < 0); in cmdq_mbox_flush()
449 if (!cmdq_thread_is_in_wfe(thread)) in cmdq_mbox_flush()
452 list_for_each_entry_safe(task, tmp, &thread->task_busy_list, in cmdq_mbox_flush()
464 cmdq_thread_resume(thread); in cmdq_mbox_flush()
465 cmdq_thread_disable(cmdq, thread); in cmdq_mbox_flush()
469 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_mbox_flush()
473 cmdq_thread_resume(thread); in cmdq_mbox_flush()
474 spin_unlock_irqrestore(&thread->chan->lock, flags); in cmdq_mbox_flush()
475 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_ENABLE_TASK, in cmdq_mbox_flush()
477 dev_err(cmdq->mbox.dev, "Fail to wait GCE thread 0x%x done\n", in cmdq_mbox_flush()
478 (u32)(thread->base - cmdq->base)); in cmdq_mbox_flush()
496 struct cmdq_thread *thread; in cmdq_xlate() local
501 thread = (struct cmdq_thread *)mbox->chans[ind].con_priv; in cmdq_xlate()
502 thread->priority = sp->args[1]; in cmdq_xlate()
503 thread->chan = &mbox->chans[ind]; in cmdq_xlate()
570 cmdq->thread = devm_kcalloc(dev, cmdq->thread_nr, in cmdq_probe()
571 sizeof(*cmdq->thread), GFP_KERNEL); in cmdq_probe()
572 if (!cmdq->thread) in cmdq_probe()
576 cmdq->thread[i].base = cmdq->base + CMDQ_THR_BASE + in cmdq_probe()
578 INIT_LIST_HEAD(&cmdq->thread[i].task_busy_list); in cmdq_probe()
579 cmdq->mbox.chans[i].con_priv = (void *)&cmdq->thread[i]; in cmdq_probe()