36 static int ccp_get_irq(struct ccp_device *ccp)  in ccp_get_irq()  argument
38 	struct device *dev = ccp->dev;  in ccp_get_irq()
47 	ccp->irq = ret;  in ccp_get_irq()
48 	ret = request_irq(ccp->irq, ccp_irq_handler, 0, "ccp", dev);  in ccp_get_irq()
57 static int ccp_get_irqs(struct ccp_device *ccp)  in ccp_get_irqs()  argument
59 	struct device *dev = ccp->dev;  in ccp_get_irqs()
62 	ret = ccp_get_irq(ccp);  in ccp_get_irqs()
72 static void ccp_free_irqs(struct ccp_device *ccp)  in ccp_free_irqs()  argument
74 	struct device *dev = ccp->dev;  in ccp_free_irqs()
76 	free_irq(ccp->irq, dev);  in ccp_free_irqs()
79 static struct resource *ccp_find_mmio_area(struct ccp_device *ccp)  in ccp_find_mmio_area()  argument
81 	struct device *dev = ccp->dev;  in ccp_find_mmio_area()
94 static int ccp_acpi_support(struct ccp_device *ccp)  in ccp_acpi_support()  argument
96 	struct ccp_platform *ccp_platform = ccp->dev_specific;  in ccp_acpi_support()
97 	struct acpi_device *adev = ACPI_COMPANION(ccp->dev);  in ccp_acpi_support()
114 		dev_err(ccp->dev, "error obtaining acpi coherency value\n");  in ccp_acpi_support()
123 static int ccp_acpi_support(struct ccp_device *ccp)  in ccp_acpi_support()  argument
130 static int ccp_of_support(struct ccp_device *ccp)  in ccp_of_support()  argument
132 	struct ccp_platform *ccp_platform = ccp->dev_specific;  in ccp_of_support()
134 	ccp_platform->coherent = of_dma_is_coherent(ccp->dev->of_node);  in ccp_of_support()
139 static int ccp_of_support(struct ccp_device *ccp)  in ccp_of_support()  argument
147 	struct ccp_device *ccp;  in ccp_platform_probe()  local
155 	ccp = ccp_alloc_struct(dev);  in ccp_platform_probe()
156 	if (!ccp)  in ccp_platform_probe()
163 	ccp->dev_specific = ccp_platform;  in ccp_platform_probe()
164 	ccp->get_irq = ccp_get_irqs;  in ccp_platform_probe()
165 	ccp->free_irq = ccp_free_irqs;  in ccp_platform_probe()
169 	ior = ccp_find_mmio_area(ccp);  in ccp_platform_probe()
170 	ccp->io_map = devm_ioremap_resource(dev, ior);  in ccp_platform_probe()
171 	if (IS_ERR(ccp->io_map)) {  in ccp_platform_probe()
172 		ret = PTR_ERR(ccp->io_map);  in ccp_platform_probe()
175 	ccp->io_regs = ccp->io_map;  in ccp_platform_probe()
186 		ret = ccp_acpi_support(ccp);  in ccp_platform_probe()
188 		ret = ccp_of_support(ccp);  in ccp_platform_probe()
193 		ccp->axcache = CACHE_WB_NO_ALLOC;  in ccp_platform_probe()
195 		ccp->axcache = CACHE_NONE;  in ccp_platform_probe()
197 	dev_set_drvdata(dev, ccp);  in ccp_platform_probe()
199 	ret = ccp_init(ccp);  in ccp_platform_probe()
215 	struct ccp_device *ccp = dev_get_drvdata(dev);  in ccp_platform_remove()  local
217 	ccp_destroy(ccp);  in ccp_platform_remove()
229 	struct ccp_device *ccp = dev_get_drvdata(dev);  in ccp_platform_suspend()  local
233 	spin_lock_irqsave(&ccp->cmd_lock, flags);  in ccp_platform_suspend()
235 	ccp->suspending = 1;  in ccp_platform_suspend()
238 	for (i = 0; i < ccp->cmd_q_count; i++)  in ccp_platform_suspend()
239 		wake_up_process(ccp->cmd_q[i].kthread);  in ccp_platform_suspend()
241 	spin_unlock_irqrestore(&ccp->cmd_lock, flags);  in ccp_platform_suspend()
244 	while (!ccp_queues_suspended(ccp))  in ccp_platform_suspend()
245 		wait_event_interruptible(ccp->suspend_queue,  in ccp_platform_suspend()
246 					 ccp_queues_suspended(ccp));  in ccp_platform_suspend()
254 	struct ccp_device *ccp = dev_get_drvdata(dev);  in ccp_platform_resume()  local
258 	spin_lock_irqsave(&ccp->cmd_lock, flags);  in ccp_platform_resume()
260 	ccp->suspending = 0;  in ccp_platform_resume()
263 	for (i = 0; i < ccp->cmd_q_count; i++) {  in ccp_platform_resume()
264 		ccp->cmd_q[i].suspended = 0;  in ccp_platform_resume()
265 		wake_up_process(ccp->cmd_q[i].kthread);  in ccp_platform_resume()
268 	spin_unlock_irqrestore(&ccp->cmd_lock, flags);  in ccp_platform_resume()