This is a preparation patch for adding interrupt-queue support to the
ehci dm code.
Signed-off-by: Hans de Goede <hdego...@redhat.com>
Acked-by: Simon Glass <s...@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
--
2.3.6
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