154 static void vtg_reset(struct sti_vtg *vtg)  in vtg_reset()  argument
156 	writel(1, vtg->regs + VTG_DRST_AUTOC);  in vtg_reset()
238 static void vtg_set_mode(struct sti_vtg *vtg,  in vtg_set_mode()  argument
246 	writel(mode->htotal, vtg->regs + VTG_CLKLN);  in vtg_set_mode()
249 	writel(mode->vtotal * 2, vtg->regs + VTG_HLFLN);  in vtg_set_mode()
252 	vtg_set_output_window(vtg->regs, mode);  in vtg_set_mode()
269 		       vtg->regs + vtg_regs_offs[i].h_hd);  in vtg_set_mode()
271 		       vtg->regs + vtg_regs_offs[i].top_v_vd);  in vtg_set_mode()
273 		       vtg->regs + vtg_regs_offs[i].bot_v_vd);  in vtg_set_mode()
275 		       vtg->regs + vtg_regs_offs[i].top_v_hd);  in vtg_set_mode()
277 		       vtg->regs + vtg_regs_offs[i].bot_v_hd);  in vtg_set_mode()
281 	writel(type, vtg->regs + VTG_MODE);  in vtg_set_mode()
284 static void vtg_enable_irq(struct sti_vtg *vtg)  in vtg_enable_irq()  argument
287 	writel(0xFFFF, vtg->regs + VTG_HOST_ITS_BCLR);  in vtg_enable_irq()
288 	writel(0xFFFF, vtg->regs + VTG_HOST_ITM_BCLR);  in vtg_enable_irq()
289 	writel(VTG_IRQ_MASK, vtg->regs + VTG_HOST_ITM_BSET);  in vtg_enable_irq()
292 void sti_vtg_set_config(struct sti_vtg *vtg,  in sti_vtg_set_config()  argument
296 	vtg_set_mode(vtg, VTG_MODE_MASTER, vtg->sync_params, mode);  in sti_vtg_set_config()
298 	vtg_reset(vtg);  in sti_vtg_set_config()
300 	vtg_enable_irq(vtg);  in sti_vtg_set_config()
340 int sti_vtg_register_client(struct sti_vtg *vtg, struct notifier_block *nb,  in sti_vtg_register_client()  argument
343 	vtg->crtc = crtc;  in sti_vtg_register_client()
344 	return raw_notifier_chain_register(&vtg->notifier_list, nb);  in sti_vtg_register_client()
347 int sti_vtg_unregister_client(struct sti_vtg *vtg, struct notifier_block *nb)  in sti_vtg_unregister_client()  argument
349 	return raw_notifier_chain_unregister(&vtg->notifier_list, nb);  in sti_vtg_unregister_client()
354 	struct sti_vtg *vtg = arg;  in vtg_irq_thread()  local
357 	event = (vtg->irq_status & VTG_IRQ_TOP) ?  in vtg_irq_thread()
360 	raw_notifier_call_chain(&vtg->notifier_list, event, vtg->crtc);  in vtg_irq_thread()
367 	struct sti_vtg *vtg = arg;  in vtg_irq()  local
369 	vtg->irq_status = readl(vtg->regs + VTG_HOST_ITS);  in vtg_irq()
371 	writel(vtg->irq_status, vtg->regs + VTG_HOST_ITS_BCLR);  in vtg_irq()
374 	readl(vtg->regs + VTG_HOST_ITS);  in vtg_irq()
382 	struct sti_vtg *vtg;  in vtg_probe()  local
386 	vtg = devm_kzalloc(dev, sizeof(*vtg), GFP_KERNEL);  in vtg_probe()
387 	if (!vtg)  in vtg_probe()
396 	vtg->regs = devm_ioremap(dev, res->start, resource_size(res));  in vtg_probe()
397 	if (!vtg->regs) {  in vtg_probe()
402 	vtg->irq = platform_get_irq(pdev, 0);  in vtg_probe()
403 	if (vtg->irq < 0) {  in vtg_probe()
405 		return vtg->irq;  in vtg_probe()
408 	RAW_INIT_NOTIFIER_HEAD(&vtg->notifier_list);  in vtg_probe()
410 	ret = devm_request_threaded_irq(dev, vtg->irq, vtg_irq,  in vtg_probe()
412 					dev_name(dev), vtg);  in vtg_probe()
418 	platform_set_drvdata(pdev, vtg);  in vtg_probe()