42 static void dma_controller_stop(struct musb_dma_controller *controller)  in dma_controller_stop()  argument
44 	struct musb *musb = controller->private_data;  in dma_controller_stop()
48 	if (controller->used_channels != 0) {  in dma_controller_stop()
49 		dev_err(musb->controller,  in dma_controller_stop()
53 			if (controller->used_channels & (1 << bit)) {  in dma_controller_stop()
54 				channel = &controller->channel[bit].channel;  in dma_controller_stop()
57 				if (!controller->used_channels)  in dma_controller_stop()
67 	struct musb_dma_controller *controller = container_of(c,  in dma_channel_allocate()  local
68 			struct musb_dma_controller, controller);  in dma_channel_allocate()
74 		if (!(controller->used_channels & (1 << bit))) {  in dma_channel_allocate()
75 			controller->used_channels |= (1 << bit);  in dma_channel_allocate()
76 			musb_channel = &(controller->channel[bit]);  in dma_channel_allocate()
77 			musb_channel->controller = controller;  in dma_channel_allocate()
103 	musb_channel->controller->used_channels &=  in dma_channel_release()
114 	struct musb_dma_controller *controller = musb_channel->controller;  in configure_channel()  local
115 	struct musb *musb = controller->private_data;  in configure_channel()
116 	void __iomem *mbase = controller->base;  in configure_channel()
120 	dev_dbg(musb->controller, "%p, pkt_sz %d, addr 0x%x, len %d, mode %d\n",  in configure_channel()
152 	struct musb_dma_controller *controller = musb_channel->controller;  in dma_channel_program()  local
153 	struct musb *musb = controller->private_data;  in dma_channel_program()
155 	dev_dbg(musb->controller, "ep%d-%s pkt_sz %d, dma_addr 0x%x length %d, mode %d\n",  in dma_channel_program()
197 	void __iomem *mbase = musb_channel->controller->base;  in dma_channel_abort()
198 	struct musb *musb = musb_channel->controller->private_data;  in dma_channel_abort()
242 	struct musb_dma_controller *controller = private_data;  in dma_controller_irq()  local
243 	struct musb *musb = controller->private_data;  in dma_controller_irq()
247 	void __iomem *mbase = controller->base;  in dma_controller_irq()
269 		dev_dbg(musb->controller, "spurious DMA irq\n");  in dma_controller_irq()
273 					&(controller->channel[bchannel]);  in dma_controller_irq()
283 		dev_dbg(musb->controller, "int_hsdma = 0x%x\n", int_hsdma);  in dma_controller_irq()
292 					&(controller->channel[bchannel]);  in dma_controller_irq()
310 				dev_dbg(musb->controller, "ch %p, 0x%x -> 0x%x (%zu / %d) %s\n",  in dma_controller_irq()
362 	struct musb_dma_controller *controller = container_of(c,  in dma_controller_destroy()  local
363 			struct musb_dma_controller, controller);  in dma_controller_destroy()
365 	dma_controller_stop(controller);  in dma_controller_destroy()
367 	if (controller->irq)  in dma_controller_destroy()
368 		free_irq(controller->irq, c);  in dma_controller_destroy()
370 	kfree(controller);  in dma_controller_destroy()
375 	struct musb_dma_controller *controller;  in dma_controller_create()  local
376 	struct device *dev = musb->controller;  in dma_controller_create()
385 	controller = kzalloc(sizeof(*controller), GFP_KERNEL);  in dma_controller_create()
386 	if (!controller)  in dma_controller_create()
389 	controller->channel_count = MUSB_HSDMA_CHANNELS;  in dma_controller_create()
390 	controller->private_data = musb;  in dma_controller_create()
391 	controller->base = base;  in dma_controller_create()
393 	controller->controller.channel_alloc = dma_channel_allocate;  in dma_controller_create()
394 	controller->controller.channel_release = dma_channel_release;  in dma_controller_create()
395 	controller->controller.channel_program = dma_channel_program;  in dma_controller_create()
396 	controller->controller.channel_abort = dma_channel_abort;  in dma_controller_create()
399 			dev_name(musb->controller), &controller->controller)) {  in dma_controller_create()
401 		dma_controller_destroy(&controller->controller);  in dma_controller_create()
406 	controller->irq = irq;  in dma_controller_create()
408 	return &controller->controller;  in dma_controller_create()