78  * struct omap_rproc_timer - data structure for a timer used by a omap rproc
96  * @num_timers: number of rproc timer(s)
97  * @num_wd_timers: number of rproc watchdog timers
98  * @timers: timer(s) info used by rproc
101  * @rproc: rproc handle
118 	struct rproc *rproc;  member
186  * @timer: handle to a OMAP rproc timer
202  * @timer: handle to a OMAP rproc timer
219  * @timer: handle to a OMAP rproc timer
234  * @timer: handle to a OMAP rproc timer
249  * @timer: handle to a OMAP rproc timer
267  * timers associated with a rproc (like IPUs which have 2 watchdog timers,
278 	struct rproc *rproc = data;  in omap_rproc_watchdog_isr()  local
279 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_watchdog_isr()
280 	struct device *dev = rproc->dev.parent;  in omap_rproc_watchdog_isr()
300 	rproc_report_crash(rproc, RPROC_WATCHDOG);  in omap_rproc_watchdog_isr()
307  * @rproc: handle of a remote processor
317 static int omap_rproc_enable_timers(struct rproc *rproc, bool configure)  in omap_rproc_enable_timers()  argument
324 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_enable_timers()
326 	struct device *dev = rproc->dev.parent;  in omap_rproc_enable_timers()
398 					  "rproc-wdt", rproc);  in omap_rproc_enable_timers()
435 			free_irq(timers[i].irq, rproc);  in omap_rproc_enable_timers()
447  * @rproc: handle of a remote processor
457 static int omap_rproc_disable_timers(struct rproc *rproc, bool configure)  in omap_rproc_disable_timers()  argument
460 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_disable_timers()
471 				free_irq(timers[i].irq, rproc);  in omap_rproc_disable_timers()
500 	struct device *dev = oproc->rproc->dev.parent;  in omap_rproc_mbox_callback()
501 	const char *name = oproc->rproc->name;  in omap_rproc_mbox_callback()
509 		 * remoteproc detected an exception, notify the rproc core.  in omap_rproc_mbox_callback()
512 		dev_err(dev, "omap rproc %s crashed\n", name);  in omap_rproc_mbox_callback()
513 		rproc_report_crash(oproc->rproc, RPROC_FATAL_ERROR);  in omap_rproc_mbox_callback()
526 		if (msg > oproc->rproc->max_notifyid) {  in omap_rproc_mbox_callback()
531 		if (rproc_vq_interrupt(oproc->rproc, msg) == IRQ_NONE)  in omap_rproc_mbox_callback()
537 static void omap_rproc_kick(struct rproc *rproc, int vqid)  in omap_rproc_kick()  argument
539 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_kick()
540 	struct device *dev = rproc->dev.parent;  in omap_rproc_kick()
543 	/* wake up the rproc before kicking it */  in omap_rproc_kick()
564  * @rproc: handle of a remote processor
570 static int omap_rproc_write_dsp_boot_addr(struct rproc *rproc)  in omap_rproc_write_dsp_boot_addr()  argument
572 	struct device *dev = rproc->dev.parent;  in omap_rproc_write_dsp_boot_addr()
573 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_write_dsp_boot_addr()
579 	if (rproc->bootaddr & (SZ_1K - 1)) {  in omap_rproc_write_dsp_boot_addr()
581 			rproc->bootaddr);  in omap_rproc_write_dsp_boot_addr()
585 	value = rproc->bootaddr >> bdata->boot_reg_shift;  in omap_rproc_write_dsp_boot_addr()
594  * This function will be invoked only after the firmware for this rproc
598 static int omap_rproc_start(struct rproc *rproc)  in omap_rproc_start()  argument
600 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_start()
601 	struct device *dev = rproc->dev.parent;  in omap_rproc_start()
606 		ret = omap_rproc_write_dsp_boot_addr(rproc);  in omap_rproc_start()
638 	ret = omap_rproc_enable_timers(rproc, true);  in omap_rproc_start()
665 	omap_rproc_disable_timers(rproc, true);  in omap_rproc_start()
672 static int omap_rproc_stop(struct rproc *rproc)  in omap_rproc_stop()  argument
674 	struct device *dev = rproc->dev.parent;  in omap_rproc_stop()
675 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_stop()
696 	ret = omap_rproc_disable_timers(rproc, true);  in omap_rproc_stop()
724  * @rproc: remote processor to apply the address translation for
728  * Custom function implementing the rproc .da_to_va ops to provide address
736 static void *omap_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)  in omap_rproc_da_to_va()  argument
738 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_da_to_va()
776 static int _omap_rproc_suspend(struct rproc *rproc, bool auto_suspend)  in _omap_rproc_suspend()  argument
778 	struct device *dev = rproc->dev.parent;  in _omap_rproc_suspend()
779 	struct omap_rproc *oproc = rproc->priv;  in _omap_rproc_suspend()
825 	ret = omap_rproc_disable_timers(rproc, false);  in _omap_rproc_suspend()
838 		ret = omap_iommu_domain_deactivate(rproc->domain);  in _omap_rproc_suspend()
850 	omap_rproc_enable_timers(rproc, false);  in _omap_rproc_suspend()
856 static int _omap_rproc_resume(struct rproc *rproc, bool auto_suspend)  in _omap_rproc_resume()  argument
858 	struct device *dev = rproc->dev.parent;  in _omap_rproc_resume()
859 	struct omap_rproc *oproc = rproc->priv;  in _omap_rproc_resume()
868 		ret = omap_iommu_domain_activate(rproc->domain);  in _omap_rproc_resume()
877 		ret = omap_rproc_write_dsp_boot_addr(rproc);  in _omap_rproc_resume()
884 	ret = omap_rproc_enable_timers(rproc, false);  in _omap_rproc_resume()
899 	omap_rproc_disable_timers(rproc, false);  in _omap_rproc_resume()
902 		omap_iommu_domain_deactivate(rproc->domain);  in _omap_rproc_resume()
909 	struct rproc *rproc = dev_get_drvdata(dev);  in omap_rproc_suspend()  local
910 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_suspend()
913 	mutex_lock(&rproc->lock);  in omap_rproc_suspend()
914 	if (rproc->state == RPROC_OFFLINE)  in omap_rproc_suspend()
917 	if (rproc->state == RPROC_SUSPENDED)  in omap_rproc_suspend()
920 	if (rproc->state != RPROC_RUNNING) {  in omap_rproc_suspend()
925 	ret = _omap_rproc_suspend(rproc, false);  in omap_rproc_suspend()
936 	rproc->state = RPROC_SUSPENDED;  in omap_rproc_suspend()
939 	mutex_unlock(&rproc->lock);  in omap_rproc_suspend()
945 	struct rproc *rproc = dev_get_drvdata(dev);  in omap_rproc_resume()  local
946 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_resume()
949 	mutex_lock(&rproc->lock);  in omap_rproc_resume()
950 	if (rproc->state == RPROC_OFFLINE)  in omap_rproc_resume()
953 	if (rproc->state != RPROC_SUSPENDED) {  in omap_rproc_resume()
966 	ret = _omap_rproc_resume(rproc, false);  in omap_rproc_resume()
973 	rproc->state = RPROC_RUNNING;  in omap_rproc_resume()
977 	mutex_unlock(&rproc->lock);  in omap_rproc_resume()
983 	struct rproc *rproc = dev_get_drvdata(dev);  in omap_rproc_runtime_suspend()  local
984 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_runtime_suspend()
987 	mutex_lock(&rproc->lock);  in omap_rproc_runtime_suspend()
988 	if (rproc->state == RPROC_CRASHED) {  in omap_rproc_runtime_suspend()
989 		dev_dbg(dev, "rproc cannot be runtime suspended when crashed!\n");  in omap_rproc_runtime_suspend()
994 	if (WARN_ON(rproc->state != RPROC_RUNNING)) {  in omap_rproc_runtime_suspend()
995 		dev_err(dev, "rproc cannot be runtime suspended when not running!\n");  in omap_rproc_runtime_suspend()
1009 	ret = _omap_rproc_suspend(rproc, true);  in omap_rproc_runtime_suspend()
1013 	rproc->state = RPROC_SUSPENDED;  in omap_rproc_runtime_suspend()
1014 	mutex_unlock(&rproc->lock);  in omap_rproc_runtime_suspend()
1020 	mutex_unlock(&rproc->lock);  in omap_rproc_runtime_suspend()
1026 	struct rproc *rproc = dev_get_drvdata(dev);  in omap_rproc_runtime_resume()  local
1029 	mutex_lock(&rproc->lock);  in omap_rproc_runtime_resume()
1030 	if (WARN_ON(rproc->state != RPROC_SUSPENDED)) {  in omap_rproc_runtime_resume()
1031 		dev_err(dev, "rproc cannot be runtime resumed if not suspended! state=%d\n",  in omap_rproc_runtime_resume()
1032 			rproc->state);  in omap_rproc_runtime_resume()
1037 	ret = _omap_rproc_resume(rproc, true);  in omap_rproc_runtime_resume()
1043 	rproc->state = RPROC_RUNNING;  in omap_rproc_runtime_resume()
1045 	mutex_unlock(&rproc->lock);  in omap_rproc_runtime_resume()
1135 				    struct rproc *rproc)  in omap_rproc_get_boot_data()  argument
1138 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_get_boot_data()
1171 					       struct rproc *rproc)  in omap_rproc_of_get_internal_memories()  argument
1173 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_of_get_internal_memories()
1246 				    struct rproc *rproc)  in omap_rproc_of_get_timers()  argument
1249 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_of_get_timers()
1292 	struct rproc *rproc;  in omap_rproc_probe()  local
1316 	rproc = devm_rproc_alloc(&pdev->dev, dev_name(&pdev->dev), &omap_rproc_ops,  in omap_rproc_probe()
1318 	if (!rproc)  in omap_rproc_probe()
1321 	oproc = rproc->priv;  in omap_rproc_probe()
1322 	oproc->rproc = rproc;  in omap_rproc_probe()
1325 	rproc->has_iommu = true;  in omap_rproc_probe()
1330 	 * interfere with the core rproc->domain and we get the right DMA ops.  in omap_rproc_probe()
1340 	ret = omap_rproc_of_get_internal_memories(pdev, rproc);  in omap_rproc_probe()
1344 	ret = omap_rproc_get_boot_data(pdev, rproc);  in omap_rproc_probe()
1348 	ret = omap_rproc_of_get_timers(pdev, rproc);  in omap_rproc_probe()
1374 	platform_set_drvdata(pdev, rproc);  in omap_rproc_probe()
1376 	ret = devm_rproc_add(&pdev->dev, rproc);  in omap_rproc_probe()
1392 		.name = "omap-rproc",