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usb: usb_setup_device: Drop unneeded portnr function argument

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Drop the unneeded portnr function argument, the portnr is part of the
usb_device struct which is passed via the dev argument.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Hans de Goede 2015-06-17 21:33:46 +02:00 committed by Simon Glass
parent 6bfe80e754
commit 9eb72dd1f4
3 changed files with 9 additions and 9 deletions
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10
common/usb.c
View file

@ -1030,7 +1030,7 @@ static int usb_setup_descriptor(struct usb_device *dev, bool do_read)
}
static int usb_prepare_device(struct usb_device *dev, int addr, bool do_read,
struct usb_device *parent, int portnr)
struct usb_device *parent)
{
int err;
@ -1048,7 +1048,7 @@ static int usb_prepare_device(struct usb_device *dev, int addr, bool do_read,
err = usb_setup_descriptor(dev, do_read);
if (err)
return err;
err = usb_legacy_port_reset(parent, portnr);
err = usb_legacy_port_reset(parent, dev->portnr);
if (err)
return err;
@ -1126,7 +1126,7 @@ int usb_select_config(struct usb_device *dev)
}
int usb_setup_device(struct usb_device *dev, bool do_read,
struct usb_device *parent, int portnr)
struct usb_device *parent)
{
int addr;
int ret;
@ -1135,7 +1135,7 @@ int usb_setup_device(struct usb_device *dev, bool do_read,
addr = dev->devnum;
dev->devnum = 0;
ret = usb_prepare_device(dev, addr, do_read, parent, portnr);
ret = usb_prepare_device(dev, addr, do_read, parent);
if (ret)
return ret;
ret = usb_select_config(dev);
@ -1165,7 +1165,7 @@ int usb_new_device(struct usb_device *dev)
#ifdef CONFIG_USB_XHCI
do_read = false;
#endif
err = usb_setup_device(dev, do_read, dev->parent, dev->portnr);
err = usb_setup_device(dev, do_read, dev->parent);
if (err)
return err;

2
drivers/usb/host/usb-uclass.c
View file

@ -565,7 +565,7 @@ int usb_scan_device(struct udevice *parent, int port,
debug("Calling usb_setup_device(), portnr=%d\n", udev->portnr);
parent_udev = device_get_uclass_id(parent) == UCLASS_USB_HUB ?
dev_get_parentdata(parent) : NULL;
ret = usb_setup_device(udev, priv->desc_before_addr, parent_udev, port);
ret = usb_setup_device(udev, priv->desc_before_addr, parent_udev);
debug("read_descriptor for '%s': ret=%d\n", parent->name, ret);
if (ret)
return ret;

6
include/usb.h
View file

@ -734,14 +734,14 @@ struct usb_device *usb_get_dev_index(struct udevice *bus, int index);
*
* @dev: USB device pointer. This need not be a real device - it is
* common for it to just be a local variable with its ->dev
* member (i.e. @dev->dev) set to the parent device
* member (i.e. @dev->dev) set to the parent device and
* dev->portnr set to the port number on the hub (1=first)
* @do_read: true to read the device descriptor before an address is set
* (should be false for XHCI buses, true otherwise)
* @parent: Parent device (either UCLASS_USB or UCLASS_USB_HUB)
* @portnr: Port number on hub (1=first) or 0 for none
* @return 0 if OK, -ve on error */
int usb_setup_device(struct usb_device *dev, bool do_read,
struct usb_device *parent, int portnr);
struct usb_device *parent);
/**
* usb_hub_scan() - Scan a hub and find its devices