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-rw-r--r--drivers/usb/host/dwc2.c7
-rw-r--r--drivers/usb/host/ehci-hcd.c50
-rw-r--r--drivers/usb/musb-new/musb_host.c10
-rw-r--r--drivers/usb/musb-new/usb-compat.h53
4 files changed, 16 insertions, 104 deletions
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c
index 541c0f9..5ef6deb 100644
--- a/drivers/usb/host/dwc2.c
+++ b/drivers/usb/host/dwc2.c
@@ -823,12 +823,13 @@ int chunk_msg(struct dwc2_priv *priv, struct usb_device *dev,
(*pid << DWC2_HCTSIZ_PID_OFFSET),
&hc_regs->hctsiz);
- if (!in) {
- memcpy(priv->aligned_buffer, (char *)buffer + done, len);
+ if (!in && xfer_len) {
+ memcpy(priv->aligned_buffer, (char *)buffer + done,
+ xfer_len);
flush_dcache_range((unsigned long)priv->aligned_buffer,
(unsigned long)((void *)priv->aligned_buffer +
- roundup(len, ARCH_DMA_MINALIGN)));
+ roundup(xfer_len, ARCH_DMA_MINALIGN)));
}
writel(phys_to_bus((unsigned long)priv->aligned_buffer),
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index c85dbce..c664b16 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -279,56 +279,16 @@ static inline u8 ehci_encode_speed(enum usb_device_speed speed)
static void ehci_update_endpt2_dev_n_port(struct usb_device *udev,
struct QH *qh)
{
- struct usb_device *ttdev;
- int parent_devnum;
+ uint8_t portnr = 0;
+ uint8_t hubaddr = 0;
if (udev->speed != USB_SPEED_LOW && udev->speed != USB_SPEED_FULL)
return;
- /*
- * For full / low speed devices we need to get the devnum and portnr of
- * the tt, so of the first upstream usb-2 hub, there may be usb-1 hubs
- * in the tree before that one!
- */
-#ifdef CONFIG_DM_USB
- /*
- * When called from usb-uclass.c: usb_scan_device() udev->dev points
- * to the parent udevice, not the actual udevice belonging to the
- * udev as the device is not instantiated yet. So when searching
- * for the first usb-2 parent start with udev->dev not
- * udev->dev->parent .
- */
- struct udevice *parent;
- struct usb_device *uparent;
-
- ttdev = udev;
- parent = udev->dev;
- uparent = dev_get_parent_priv(parent);
-
- while (uparent->speed != USB_SPEED_HIGH) {
- struct udevice *dev = parent;
-
- if (device_get_uclass_id(dev->parent) != UCLASS_USB_HUB) {
- printf("ehci: Error cannot find high-speed parent of usb-1 device\n");
- return;
- }
-
- ttdev = dev_get_parent_priv(dev);
- parent = dev->parent;
- uparent = dev_get_parent_priv(parent);
- }
- parent_devnum = uparent->devnum;
-#else
- ttdev = udev;
- while (ttdev->parent && ttdev->parent->speed != USB_SPEED_HIGH)
- ttdev = ttdev->parent;
- if (!ttdev->parent)
- return;
- parent_devnum = ttdev->parent->devnum;
-#endif
+ usb_find_usb2_hub_address_port(udev, &hubaddr, &portnr);
- qh->qh_endpt2 |= cpu_to_hc32(QH_ENDPT2_PORTNUM(ttdev->portnr) |
- QH_ENDPT2_HUBADDR(parent_devnum));
+ qh->qh_endpt2 |= cpu_to_hc32(QH_ENDPT2_PORTNUM(portnr) |
+ QH_ENDPT2_HUBADDR(hubaddr));
}
static int
diff --git a/drivers/usb/musb-new/musb_host.c b/drivers/usb/musb-new/musb_host.c
index 40b9c66..2515447 100644
--- a/drivers/usb/musb-new/musb_host.c
+++ b/drivers/usb/musb-new/musb_host.c
@@ -2092,9 +2092,13 @@ int musb_urb_enqueue(
}
#else
if (tt_needed(musb, urb->dev)) {
- u16 hub_port = find_tt(urb->dev);
- qh->h_addr_reg = (u8) (hub_port >> 8);
- qh->h_port_reg = (u8) (hub_port & 0xff);
+ uint8_t portnr = 0;
+ uint8_t hubaddr = 0;
+ usb_find_usb2_hub_address_port(urb->dev,
+ &hubaddr,
+ &portnr);
+ qh->h_addr_reg = hubaddr;
+ qh->h_port_reg = portnr;
}
#endif
}
diff --git a/drivers/usb/musb-new/usb-compat.h b/drivers/usb/musb-new/usb-compat.h
index 1c41e2a..760bd78 100644
--- a/drivers/usb/musb-new/usb-compat.h
+++ b/drivers/usb/musb-new/usb-compat.h
@@ -68,38 +68,6 @@ static inline int usb_hcd_unmap_urb_for_dma(struct usb_hcd *hcd,
}
#ifdef CONFIG_DM_USB
-static inline u16 find_tt(struct usb_device *udev)
-{
- struct udevice *parent;
- struct usb_device *uparent, *ttdev;
-
- /*
- * When called from usb-uclass.c: usb_scan_device() udev->dev points
- * to the parent udevice, not the actual udevice belonging to the
- * udev as the device is not instantiated yet. So when searching
- * for the first usb-2 parent start with udev->dev not
- * udev->dev->parent .
- */
- ttdev = udev;
- parent = udev->dev;
- uparent = dev_get_parent_priv(parent);
-
- while (uparent->speed != USB_SPEED_HIGH) {
- struct udevice *dev = parent;
-
- if (device_get_uclass_id(dev->parent) != UCLASS_USB_HUB) {
- printf("musb: Error cannot find high speed parent of usb-1 device\n");
- return 0;
- }
-
- ttdev = dev_get_parent_priv(dev);
- parent = dev->parent;
- uparent = dev_get_parent_priv(parent);
- }
-
- return (uparent->devnum << 8) | (ttdev->portnr - 1);
-}
-
static inline struct usb_device *usb_dev_get_parent(struct usb_device *udev)
{
struct udevice *parent = udev->dev->parent;
@@ -129,27 +97,6 @@ static inline struct usb_device *usb_dev_get_parent(struct usb_device *udev)
return NULL;
}
#else
-static inline u16 find_tt(struct usb_device *dev)
-{
- u8 chid;
- u8 hub;
-
- /* Find out the nearest parent which is high speed */
- while (dev->parent->parent != NULL)
- if (dev->parent->speed != USB_SPEED_HIGH)
- dev = dev->parent;
- else
- break;
-
- /* determine the port address at that hub */
- hub = dev->parent->devnum;
- for (chid = 0; chid < USB_MAXCHILDREN; chid++)
- if (dev->parent->children[chid] == dev)
- break;
-
- return (hub << 8) | chid;
-}
-
static inline struct usb_device *usb_dev_get_parent(struct usb_device *dev)
{
return dev->parent;