]> git.dujemihanovic.xyz Git - u-boot.git/commitdiff
dm: usb: ehci: Use a function to find the controller from struct udevice
authorSimon Glass <sjg@chromium.org>
Wed, 25 Mar 2015 18:22:25 +0000 (12:22 -0600)
committerSimon Glass <sjg@chromium.org>
Sat, 18 Apr 2015 17:11:24 +0000 (11:11 -0600)
With driver model we want to remove the controller pointer in struct udevice
and use driver model data structures instead. To prepare for this, move
access to this field to a function which can provide a different
implementation for driver model.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Marek Vasut <marex@denx.de>
drivers/usb/host/ehci-hcd.c

index 8238e9d388a8e99b5e9889fc20985c72f309d20b..020c5c8ff5a3f4ab1d6649e4964e4de99fd2f7f7 100644 (file)
@@ -119,6 +119,11 @@ static struct descriptor {
 #define ehci_is_TDI()  (0)
 #endif
 
+static struct ehci_ctrl *ehci_get_ctrl(struct usb_device *udev)
+{
+       return udev->controller;
+}
+
 __weak int ehci_get_port_speed(struct ehci_ctrl *ctrl, uint32_t reg)
 {
        return PORTSC_PSPD(reg);
@@ -315,7 +320,7 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer,
        uint32_t cmd;
        int timeout;
        int ret = 0;
-       struct ehci_ctrl *ctrl = dev->controller;
+       struct ehci_ctrl *ctrl = ehci_get_ctrl(dev);
 
        debug("dev=%p, pipe=%lx, buffer=%p, length=%d, req=%p\n", dev, pipe,
              buffer, length, req);
@@ -661,9 +666,8 @@ fail:
        return -1;
 }
 
-int
-ehci_submit_root(struct usb_device *dev, unsigned long pipe, void *buffer,
-                int length, struct devrequest *req)
+static int ehci_submit_root(struct usb_device *dev, unsigned long pipe,
+                           void *buffer, int length, struct devrequest *req)
 {
        uint8_t tmpbuf[4];
        u16 typeReq;
@@ -672,7 +676,7 @@ ehci_submit_root(struct usb_device *dev, unsigned long pipe, void *buffer,
        uint32_t reg;
        uint32_t *status_reg;
        int port = le16_to_cpu(req->index) & 0xff;
-       struct ehci_ctrl *ctrl = dev->controller;
+       struct ehci_ctrl *ctrl = ehci_get_ctrl(dev);
 
        srclen = 0;
 
@@ -1075,9 +1079,8 @@ done:
        return 0;
 }
 
-int
-submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-               int length)
+static int _ehci_submit_bulk_msg(struct usb_device *dev, unsigned long pipe,
+                                void *buffer, int length)
 {
 
        if (usb_pipetype(pipe) != PIPE_BULK) {
@@ -1087,11 +1090,11 @@ submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
        return ehci_submit_async(dev, pipe, buffer, length, NULL);
 }
 
-int
-submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-                  int length, struct devrequest *setup)
+static int _ehci_submit_control_msg(struct usb_device *dev, unsigned long pipe,
+                                   void *buffer, int length,
+                                   struct devrequest *setup)
 {
-       struct ehci_ctrl *ctrl = dev->controller;
+       struct ehci_ctrl *ctrl = ehci_get_ctrl(dev);
 
        if (usb_pipetype(pipe) != PIPE_CONTROL) {
                debug("non-control pipe (type=%lu)", usb_pipetype(pipe));
@@ -1161,7 +1164,7 @@ struct int_queue *
 create_int_queue(struct usb_device *dev, unsigned long pipe, int queuesize,
                 int elementsize, void *buffer, int interval)
 {
-       struct ehci_ctrl *ctrl = dev->controller;
+       struct ehci_ctrl *ctrl = ehci_get_ctrl(dev);
        struct int_queue *result = NULL;
        int i;
 
@@ -1353,7 +1356,7 @@ void *poll_int_queue(struct usb_device *dev, struct int_queue *queue)
 int
 destroy_int_queue(struct usb_device *dev, struct int_queue *queue)
 {
-       struct ehci_ctrl *ctrl = dev->controller;
+       struct ehci_ctrl *ctrl = ehci_get_ctrl(dev);
        int result = -1;
        unsigned long timeout;
 
@@ -1397,9 +1400,8 @@ out:
        return result;
 }
 
-int
-submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
-              int length, int interval)
+static int _ehci_submit_int_msg(struct usb_device *dev, unsigned long pipe,
+                               void *buffer, int length, int interval)
 {
        void *backbuffer;
        struct int_queue *queue;
@@ -1434,3 +1436,21 @@ submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
        /* everything worked out fine */
        return result;
 }
+
+int submit_bulk_msg(struct usb_device *dev, unsigned long pipe,
+                           void *buffer, int length)
+{
+       return _ehci_submit_bulk_msg(dev, pipe, buffer, length);
+}
+
+int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
+                  int length, struct devrequest *setup)
+{
+       return _ehci_submit_control_msg(dev, pipe, buffer, length, setup);
+}
+
+int submit_int_msg(struct usb_device *dev, unsigned long pipe,
+                  void *buffer, int length, int interval)
+{
+       return _ehci_submit_int_msg(dev, pipe, buffer, length, interval);
+}