73  * struct omap_rproc_timer - data structure for a timer used by a omap rproc
91  * @num_timers: number of rproc timer(s)
92  * @num_wd_timers: number of rproc watchdog timers
93  * @timers: timer(s) info used by rproc
96  * @rproc: rproc handle
113 	struct rproc *rproc;  member
181  * @timer: handle to a OMAP rproc timer
197  * @timer: handle to a OMAP rproc timer
214  * @timer: handle to a OMAP rproc timer
229  * @timer: handle to a OMAP rproc timer
244  * @timer: handle to a OMAP rproc timer
262  * timers associated with a rproc (like IPUs which have 2 watchdog timers,
273 	struct rproc *rproc = data;  in omap_rproc_watchdog_isr()  local
274 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_watchdog_isr()
275 	struct device *dev = rproc->dev.parent;  in omap_rproc_watchdog_isr()
295 	rproc_report_crash(rproc, RPROC_WATCHDOG);  in omap_rproc_watchdog_isr()
302  * @rproc: handle of a remote processor
312 static int omap_rproc_enable_timers(struct rproc *rproc, bool configure)  in omap_rproc_enable_timers()  argument
319 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_enable_timers()
321 	struct device *dev = rproc->dev.parent;  in omap_rproc_enable_timers()
393 					  "rproc-wdt", rproc);  in omap_rproc_enable_timers()
430 			free_irq(timers[i].irq, rproc);  in omap_rproc_enable_timers()
442  * @rproc: handle of a remote processor
452 static int omap_rproc_disable_timers(struct rproc *rproc, bool configure)  in omap_rproc_disable_timers()  argument
455 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_disable_timers()
466 				free_irq(timers[i].irq, rproc);  in omap_rproc_disable_timers()
495 	struct device *dev = oproc->rproc->dev.parent;  in omap_rproc_mbox_callback()
496 	const char *name = oproc->rproc->name;  in omap_rproc_mbox_callback()
504 		 * remoteproc detected an exception, notify the rproc core.  in omap_rproc_mbox_callback()
507 		dev_err(dev, "omap rproc %s crashed\n", name);  in omap_rproc_mbox_callback()
508 		rproc_report_crash(oproc->rproc, RPROC_FATAL_ERROR);  in omap_rproc_mbox_callback()
521 		if (msg > oproc->rproc->max_notifyid) {  in omap_rproc_mbox_callback()
526 		if (rproc_vq_interrupt(oproc->rproc, msg) == IRQ_NONE)  in omap_rproc_mbox_callback()
532 static void omap_rproc_kick(struct rproc *rproc, int vqid)  in omap_rproc_kick()  argument
534 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_kick()
535 	struct device *dev = rproc->dev.parent;  in omap_rproc_kick()
538 	/* wake up the rproc before kicking it */  in omap_rproc_kick()
559  * @rproc: handle of a remote processor
565 static int omap_rproc_write_dsp_boot_addr(struct rproc *rproc)  in omap_rproc_write_dsp_boot_addr()  argument
567 	struct device *dev = rproc->dev.parent;  in omap_rproc_write_dsp_boot_addr()
568 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_write_dsp_boot_addr()
574 	if (rproc->bootaddr & (SZ_1K - 1)) {  in omap_rproc_write_dsp_boot_addr()
576 			rproc->bootaddr);  in omap_rproc_write_dsp_boot_addr()
580 	value = rproc->bootaddr >> bdata->boot_reg_shift;  in omap_rproc_write_dsp_boot_addr()
589  * This function will be invoked only after the firmware for this rproc
593 static int omap_rproc_start(struct rproc *rproc)  in omap_rproc_start()  argument
595 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_start()
596 	struct device *dev = rproc->dev.parent;  in omap_rproc_start()
601 		ret = omap_rproc_write_dsp_boot_addr(rproc);  in omap_rproc_start()
633 	ret = omap_rproc_enable_timers(rproc, true);  in omap_rproc_start()
660 	omap_rproc_disable_timers(rproc, true);  in omap_rproc_start()
667 static int omap_rproc_stop(struct rproc *rproc)  in omap_rproc_stop()  argument
669 	struct device *dev = rproc->dev.parent;  in omap_rproc_stop()
670 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_stop()
691 	ret = omap_rproc_disable_timers(rproc, true);  in omap_rproc_stop()
719  * @rproc: remote processor to apply the address translation for
723  * Custom function implementing the rproc .da_to_va ops to provide address
731 static void *omap_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len)  in omap_rproc_da_to_va()  argument
733 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_da_to_va()
771 static int _omap_rproc_suspend(struct rproc *rproc, bool auto_suspend)  in _omap_rproc_suspend()  argument
773 	struct device *dev = rproc->dev.parent;  in _omap_rproc_suspend()
774 	struct omap_rproc *oproc = rproc->priv;  in _omap_rproc_suspend()
820 	ret = omap_rproc_disable_timers(rproc, false);  in _omap_rproc_suspend()
833 		ret = omap_iommu_domain_deactivate(rproc->domain);  in _omap_rproc_suspend()
845 	omap_rproc_enable_timers(rproc, false);  in _omap_rproc_suspend()
851 static int _omap_rproc_resume(struct rproc *rproc, bool auto_suspend)  in _omap_rproc_resume()  argument
853 	struct device *dev = rproc->dev.parent;  in _omap_rproc_resume()
854 	struct omap_rproc *oproc = rproc->priv;  in _omap_rproc_resume()
863 		ret = omap_iommu_domain_activate(rproc->domain);  in _omap_rproc_resume()
872 		ret = omap_rproc_write_dsp_boot_addr(rproc);  in _omap_rproc_resume()
879 	ret = omap_rproc_enable_timers(rproc, false);  in _omap_rproc_resume()
894 	omap_rproc_disable_timers(rproc, false);  in _omap_rproc_resume()
897 		omap_iommu_domain_deactivate(rproc->domain);  in _omap_rproc_resume()
905 	struct rproc *rproc = platform_get_drvdata(pdev);  in omap_rproc_suspend()  local
906 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_suspend()
909 	mutex_lock(&rproc->lock);  in omap_rproc_suspend()
910 	if (rproc->state == RPROC_OFFLINE)  in omap_rproc_suspend()
913 	if (rproc->state == RPROC_SUSPENDED)  in omap_rproc_suspend()
916 	if (rproc->state != RPROC_RUNNING) {  in omap_rproc_suspend()
921 	ret = _omap_rproc_suspend(rproc, false);  in omap_rproc_suspend()
932 	rproc->state = RPROC_SUSPENDED;  in omap_rproc_suspend()
935 	mutex_unlock(&rproc->lock);  in omap_rproc_suspend()
942 	struct rproc *rproc = platform_get_drvdata(pdev);  in omap_rproc_resume()  local
943 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_resume()
946 	mutex_lock(&rproc->lock);  in omap_rproc_resume()
947 	if (rproc->state == RPROC_OFFLINE)  in omap_rproc_resume()
950 	if (rproc->state != RPROC_SUSPENDED) {  in omap_rproc_resume()
963 	ret = _omap_rproc_resume(rproc, false);  in omap_rproc_resume()
970 	rproc->state = RPROC_RUNNING;  in omap_rproc_resume()
974 	mutex_unlock(&rproc->lock);  in omap_rproc_resume()
980 	struct rproc *rproc = dev_get_drvdata(dev);  in omap_rproc_runtime_suspend()  local
981 	struct omap_rproc *oproc = rproc->priv;  in omap_rproc_runtime_suspend()
984 	mutex_lock(&rproc->lock);  in omap_rproc_runtime_suspend()
985 	if (rproc->state == RPROC_CRASHED) {  in omap_rproc_runtime_suspend()
986 		dev_dbg(dev, "rproc cannot be runtime suspended when crashed!\n");  in omap_rproc_runtime_suspend()
991 	if (WARN_ON(rproc->state != RPROC_RUNNING)) {  in omap_rproc_runtime_suspend()
992 		dev_err(dev, "rproc cannot be runtime suspended when not running!\n");  in omap_rproc_runtime_suspend()
1006 	ret = _omap_rproc_suspend(rproc, true);  in omap_rproc_runtime_suspend()
1010 	rproc->state = RPROC_SUSPENDED;  in omap_rproc_runtime_suspend()
1011 	mutex_unlock(&rproc->lock);  in omap_rproc_runtime_suspend()
1017 	mutex_unlock(&rproc->lock);  in omap_rproc_runtime_suspend()
1023 	struct rproc *rproc = dev_get_drvdata(dev);  in omap_rproc_runtime_resume()  local
1026 	mutex_lock(&rproc->lock);  in omap_rproc_runtime_resume()
1027 	if (WARN_ON(rproc->state != RPROC_SUSPENDED)) {  in omap_rproc_runtime_resume()
1028 		dev_err(dev, "rproc cannot be runtime resumed if not suspended! state=%d\n",  in omap_rproc_runtime_resume()
1029 			rproc->state);  in omap_rproc_runtime_resume()
1034 	ret = _omap_rproc_resume(rproc, true);  in omap_rproc_runtime_resume()
1040 	rproc->state = RPROC_RUNNING;  in omap_rproc_runtime_resume()
1042 	mutex_unlock(&rproc->lock);  in omap_rproc_runtime_resume()
1132 				    struct rproc *rproc)  in omap_rproc_get_boot_data()  argument
1135 	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()
1285 	struct rproc *rproc;  in omap_rproc_probe()  local
1309 	rproc = rproc_alloc(&pdev->dev, dev_name(&pdev->dev), &omap_rproc_ops,  in omap_rproc_probe()
1311 	if (!rproc)  in omap_rproc_probe()
1314 	oproc = rproc->priv;  in omap_rproc_probe()
1315 	oproc->rproc = rproc;  in omap_rproc_probe()
1318 	rproc->has_iommu = true;  in omap_rproc_probe()
1320 	ret = omap_rproc_of_get_internal_memories(pdev, rproc);  in omap_rproc_probe()
1324 	ret = omap_rproc_get_boot_data(pdev, rproc);  in omap_rproc_probe()
1328 	ret = omap_rproc_of_get_timers(pdev, rproc);  in omap_rproc_probe()
1353 	platform_set_drvdata(pdev, rproc);  in omap_rproc_probe()
1355 	ret = rproc_add(rproc);  in omap_rproc_probe()
1364 	rproc_free(rproc);  in omap_rproc_probe()
1370 	struct rproc *rproc = platform_get_drvdata(pdev);  in omap_rproc_remove()  local
1372 	rproc_del(rproc);  in omap_rproc_remove()
1373 	rproc_free(rproc);  in omap_rproc_remove()
1389 		.name = "omap-rproc",