This is a preparation patch for adding interrupt-queue support to the ehci dm code.
Signed-off-by: Hans de Goede hdegoede@redhat.com Acked-by: Simon Glass sjg@chromium.org --- drivers/usb/host/ehci-hcd.c | 31 +++++++++++++++++++++++++------ 1 file changed, 25 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 46d01d4..363ce38 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1252,9 +1252,9 @@ disable_periodic(struct ehci_ctrl *ctrl) return 0; }
-struct int_queue * -create_int_queue(struct usb_device *dev, unsigned long pipe, int queuesize, - int elementsize, void *buffer, int interval) +static struct int_queue *_ehci_create_int_queue(struct usb_device *dev, + unsigned long pipe, int queuesize, int elementsize, + void *buffer, int interval) { struct ehci_ctrl *ctrl = ehci_get_ctrl(dev); struct int_queue *result = NULL; @@ -1410,7 +1410,8 @@ fail1: return NULL; }
-void *poll_int_queue(struct usb_device *dev, struct int_queue *queue) +static void *_ehci_poll_int_queue(struct usb_device *dev, + struct int_queue *queue) { struct QH *cur = queue->current; struct qTD *cur_td; @@ -1445,8 +1446,8 @@ void *poll_int_queue(struct usb_device *dev, struct int_queue *queue) }
/* Do not free buffers associated with QHs, they're owned by someone else */ -int -destroy_int_queue(struct usb_device *dev, struct int_queue *queue) +static int _ehci_destroy_int_queue(struct usb_device *dev, + struct int_queue *queue) { struct ehci_ctrl *ctrl = ehci_get_ctrl(dev); int result = -1; @@ -1547,6 +1548,24 @@ int submit_int_msg(struct usb_device *dev, unsigned long pipe, { return _ehci_submit_int_msg(dev, pipe, buffer, length, interval); } + +struct int_queue *create_int_queue(struct usb_device *dev, + unsigned long pipe, int queuesize, int elementsize, + void *buffer, int interval) +{ + return _ehci_create_int_queue(dev, pipe, queuesize, elementsize, + buffer, interval); +} + +void *poll_int_queue(struct usb_device *dev, struct int_queue *queue) +{ + return _ehci_poll_int_queue(dev, queue); +} + +int destroy_int_queue(struct usb_device *dev, struct int_queue *queue) +{ + return _ehci_destroy_int_queue(dev, queue); +} #endif
#ifdef CONFIG_DM_USB