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| author | Tom Rini <trini@ti.com> | 2012-09-21 09:29:38 -0700 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-09-21 09:29:38 -0700 |
| commit | 50d924b45911b24eeb7623bed11b9297d99b840a (patch) | |
| tree | 5a1cb13f225250b665a6f57aa2c42052ef27f598 /common | |
| parent | 3ab270d5df7ae7bf8d7b5d225ab1abb37297d77e (diff) | |
| parent | 93ad908c43ed5d8e3e546dd22fa08b668c5090d9 (diff) | |
| download | u-boot-imx-50d924b45911b24eeb7623bed11b9297d99b840a.zip u-boot-imx-50d924b45911b24eeb7623bed11b9297d99b840a.tar.gz u-boot-imx-50d924b45911b24eeb7623bed11b9297d99b840a.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-usb
Diffstat (limited to 'common')
| -rw-r--r-- | common/usb_hub.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c index f35ad95..32750e8 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -43,6 +43,7 @@ #include <common.h> #include <command.h> #include <asm/processor.h> +#include <asm/unaligned.h> #include <linux/ctype.h> #include <asm/byteorder.h> #include <asm/unaligned.h> @@ -269,6 +270,7 @@ static int usb_hub_configure(struct usb_device *dev) int i; ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, USB_BUFSIZ); unsigned char *bitmap; + short hubCharacteristics; struct usb_hub_descriptor *descriptor; struct usb_hub_device *hub; #ifdef USB_HUB_DEBUG @@ -304,8 +306,9 @@ static int usb_hub_configure(struct usb_device *dev) } memcpy((unsigned char *)&hub->desc, buffer, descriptor->bLength); /* adjust 16bit values */ - hub->desc.wHubCharacteristics = - le16_to_cpu(descriptor->wHubCharacteristics); + put_unaligned(le16_to_cpu(get_unaligned( + &descriptor->wHubCharacteristics)), + &hub->desc.wHubCharacteristics); /* set the bitmap */ bitmap = (unsigned char *)&hub->desc.DeviceRemovable[0]; /* devices not removable by default */ @@ -322,7 +325,8 @@ static int usb_hub_configure(struct usb_device *dev) dev->maxchild = descriptor->bNbrPorts; USB_HUB_PRINTF("%d ports detected\n", dev->maxchild); - switch (hub->desc.wHubCharacteristics & HUB_CHAR_LPSM) { + hubCharacteristics = get_unaligned(&hub->desc.wHubCharacteristics); + switch (hubCharacteristics & HUB_CHAR_LPSM) { case 0x00: USB_HUB_PRINTF("ganged power switching\n"); break; @@ -335,12 +339,12 @@ static int usb_hub_configure(struct usb_device *dev) break; } - if (hub->desc.wHubCharacteristics & HUB_CHAR_COMPOUND) + if (hubCharacteristics & HUB_CHAR_COMPOUND) USB_HUB_PRINTF("part of a compound device\n"); else USB_HUB_PRINTF("standalone hub\n"); - switch (hub->desc.wHubCharacteristics & HUB_CHAR_OCPM) { + switch (hubCharacteristics & HUB_CHAR_OCPM) { case 0x00: USB_HUB_PRINTF("global over-current protection\n"); break; |