From 7f6283ed6fe867ce168ee3eea2ced4f6cdeeb37a Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Fri, 1 May 2015 12:29:28 -0700 Subject: usb: musb: Set up function pointers for DMA Set up function pointers for DMA so get closer to being able to build in all the DMA engines. Signed-off-by: Tony Lindgren Signed-off-by: Felipe Balbi --- drivers/usb/musb/musbhsdma.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers/usb/musb/musbhsdma.c') diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c index ab7ec09a8afe..7539c3188ffc 100644 --- a/drivers/usb/musb/musbhsdma.c +++ b/drivers/usb/musb/musbhsdma.c @@ -357,7 +357,7 @@ done: return retval; } -void dma_controller_destroy(struct dma_controller *c) +void musbhs_dma_controller_destroy(struct dma_controller *c) { struct musb_dma_controller *controller = container_of(c, struct musb_dma_controller, controller); @@ -369,8 +369,10 @@ void dma_controller_destroy(struct dma_controller *c) kfree(controller); } +EXPORT_SYMBOL_GPL(musbhs_dma_controller_destroy); -struct dma_controller *dma_controller_create(struct musb *musb, void __iomem *base) +struct dma_controller *musbhs_dma_controller_create(struct musb *musb, + void __iomem *base) { struct musb_dma_controller *controller; struct device *dev = musb->controller; @@ -398,7 +400,7 @@ struct dma_controller *dma_controller_create(struct musb *musb, void __iomem *ba if (request_irq(irq, dma_controller_irq, 0, dev_name(musb->controller), &controller->controller)) { dev_err(dev, "request_irq %d failed!\n", irq); - dma_controller_destroy(&controller->controller); + musb_dma_controller_destroy(&controller->controller); return NULL; } @@ -407,3 +409,4 @@ struct dma_controller *dma_controller_create(struct musb *musb, void __iomem *ba return &controller->controller; } +EXPORT_SYMBOL_GPL(musbhs_dma_controller_create); -- cgit v1.2.1