53 	struct hsi_controller *ssi = m->private;  in ssi_debug_show()  local
54 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_debug_show()
57 	pm_runtime_get_sync(ssi->device.parent);  in ssi_debug_show()
61 	pm_runtime_put_sync(ssi->device.parent);  in ssi_debug_show()
68 	struct hsi_controller *ssi = m->private;  in ssi_debug_gdd_show()  local
69 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_debug_gdd_show()
74 	pm_runtime_get_sync(ssi->device.parent);  in ssi_debug_gdd_show()
115 	pm_runtime_put_sync(ssi->device.parent);  in ssi_debug_gdd_show()
144 static int __init ssi_debug_add_ctrl(struct hsi_controller *ssi)  in ssi_debug_add_ctrl()  argument
146 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_debug_add_ctrl()
150 	omap_ssi->dir = debugfs_create_dir(dev_name(&ssi->device), NULL);  in ssi_debug_add_ctrl()
154 	debugfs_create_file("regs", S_IRUGO, omap_ssi->dir, ssi,  in ssi_debug_add_ctrl()
160 	debugfs_create_file("regs", S_IRUGO, dir, ssi, &ssi_gdd_regs_fops);  in ssi_debug_add_ctrl()
169 static void ssi_debug_remove_ctrl(struct hsi_controller *ssi)  in ssi_debug_remove_ctrl()  argument
171 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_debug_remove_ctrl()
185 	struct hsi_controller *ssi = to_hsi_controller(port->device.parent);  in ssi_waketest()  local
186 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_waketest()
190 		pm_runtime_get_sync(ssi->device.parent);  in ssi_waketest()
196 		pm_runtime_put_sync(ssi->device.parent);  in ssi_waketest()
201 static void ssi_gdd_complete(struct hsi_controller *ssi, unsigned int lch)  in ssi_gdd_complete()  argument
203 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_gdd_complete()
220 		pm_runtime_put_sync(ssi->device.parent);  in ssi_gdd_complete()
226 	dma_unmap_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents, dir);  in ssi_gdd_complete()
252 	struct hsi_controller *ssi = (struct hsi_controller *)dev;  in ssi_gdd_tasklet()  local
253 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_gdd_tasklet()
258 	pm_runtime_get_sync(ssi->device.parent);  in ssi_gdd_tasklet()
263 			ssi_gdd_complete(ssi, lch);  in ssi_gdd_tasklet()
268 	pm_runtime_put_sync(ssi->device.parent);  in ssi_gdd_tasklet()
277 static irqreturn_t ssi_gdd_isr(int irq, void *ssi)  in ssi_gdd_isr()  argument
279 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_gdd_isr()
287 static unsigned long ssi_get_clk_rate(struct hsi_controller *ssi)  in ssi_get_clk_rate()  argument
289 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_get_clk_rate()
300 	struct hsi_controller *ssi = platform_get_drvdata(pd);  in ssi_get_iomem()  local
307 	ioarea = devm_request_mem_region(&ssi->device, mem->start,  in ssi_get_iomem()
314 	base = devm_ioremap(&ssi->device, mem->start, resource_size(mem));  in ssi_get_iomem()
327 static int __init ssi_add_controller(struct hsi_controller *ssi,  in ssi_add_controller()  argument
333 	omap_ssi = devm_kzalloc(&ssi->device, sizeof(*omap_ssi), GFP_KERNEL);  in ssi_add_controller()
339 	ssi->id = ida_simple_get(&platform_omap_ssi_ida, 0, 0, GFP_KERNEL);  in ssi_add_controller()
340 	if (ssi->id < 0) {  in ssi_add_controller()
341 		err = ssi->id;  in ssi_add_controller()
345 	ssi->owner = THIS_MODULE;  in ssi_add_controller()
346 	ssi->device.parent = &pd->dev;  in ssi_add_controller()
347 	dev_set_name(&ssi->device, "ssi%d", ssi->id);  in ssi_add_controller()
348 	hsi_controller_set_drvdata(ssi, omap_ssi);  in ssi_add_controller()
349 	omap_ssi->dev = &ssi->device;  in ssi_add_controller()
363 							(unsigned long)ssi);  in ssi_add_controller()
364 	err = devm_request_irq(&ssi->device, omap_ssi->gdd_irq, ssi_gdd_isr,  in ssi_add_controller()
365 						0, "gdd_mpu", ssi);  in ssi_add_controller()
367 		dev_err(&ssi->device, "Request GDD IRQ %d failed (%d)",  in ssi_add_controller()
372 	omap_ssi->port = devm_kzalloc(&ssi->device,  in ssi_add_controller()
373 		sizeof(struct omap_ssi_port *) * ssi->num_ports, GFP_KERNEL);  in ssi_add_controller()
379 	omap_ssi->fck = devm_clk_get(&ssi->device, "ssi_ssr_fck");  in ssi_add_controller()
392 	err = hsi_register_controller(ssi);  in ssi_add_controller()
400 	ida_simple_remove(&platform_omap_ssi_ida, ssi->id);  in ssi_add_controller()
404 static int __init ssi_hw_init(struct hsi_controller *ssi)  in ssi_hw_init()  argument
406 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_hw_init()
411 	err = pm_runtime_get_sync(ssi->device.parent);  in ssi_hw_init()
413 		dev_err(&ssi->device, "runtime PM failed %d\n", err);  in ssi_hw_init()
424 		dev_err(&ssi->device, "SSI HW reset failed\n");  in ssi_hw_init()
425 		pm_runtime_put_sync(ssi->device.parent);  in ssi_hw_init()
431 	omap_ssi->fck_rate = DIV_ROUND_CLOSEST(ssi_get_clk_rate(ssi), 1000);  in ssi_hw_init()
432 	dev_dbg(&ssi->device, "SSI fck rate %lu KHz\n", omap_ssi->fck_rate);  in ssi_hw_init()
439 	pm_runtime_put_sync(ssi->device.parent);  in ssi_hw_init()
444 static void ssi_remove_controller(struct hsi_controller *ssi)  in ssi_remove_controller()  argument
446 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in ssi_remove_controller()
447 	int id = ssi->id;  in ssi_remove_controller()
449 	hsi_unregister_controller(ssi);  in ssi_remove_controller()
479 	struct hsi_controller *ssi;  in ssi_probe()  local
490 	ssi = hsi_alloc_controller(num_ports, GFP_KERNEL);  in ssi_probe()
491 	if (!ssi) {  in ssi_probe()
496 	platform_set_drvdata(pd, ssi);  in ssi_probe()
498 	err = ssi_add_controller(ssi, pd);  in ssi_probe()
505 	err = ssi_hw_init(ssi);  in ssi_probe()
509 	err = ssi_debug_add_ctrl(ssi);  in ssi_probe()
527 		ssi->id, num_ports);  in ssi_probe()
532 	ssi_remove_controller(ssi);  in ssi_probe()
542 	struct hsi_controller *ssi = platform_get_drvdata(pd);  in ssi_remove()  local
545 	ssi_debug_remove_ctrl(ssi);  in ssi_remove()
547 	ssi_remove_controller(ssi);  in ssi_remove()
561 	struct hsi_controller *ssi = dev_get_drvdata(dev);  in omap_ssi_runtime_suspend()  local
562 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in omap_ssi_runtime_suspend()
568 				omap_ssi->get_loss(ssi->device.parent);  in omap_ssi_runtime_suspend()
575 	struct hsi_controller *ssi = dev_get_drvdata(dev);  in omap_ssi_runtime_resume()  local
576 	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);  in omap_ssi_runtime_resume()
581 				omap_ssi->get_loss(ssi->device.parent)))  in omap_ssi_runtime_resume()