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usb: gadget: composite: Access SSP Dev Cap fields properly 

Access multi-byte fields of the SSP Dev Cap descriptor using the correct
endianness.

Fixes: f228a8de24 ("usb: gadget: composite: Return SSP Dev Cap descriptor")
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
hifive-unleashed-5.1
John Youn 2016-03-28 16:12:24 -07:00 committed by Felipe Balbi
parent 38e58986e6
commit 08f8cabf71
1 changed files with 5 additions and 3 deletions
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8
drivers/usb/gadget/composite.c
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@ -656,7 +656,8 @@ static int bos_desc(struct usb_composite_dev *cdev)
ssp_cap->bmAttributes = cpu_to_le32(1); ssp_cap->bmAttributes = cpu_to_le32(1);
/* Min RX/TX Lane Count = 1 */ /* Min RX/TX Lane Count = 1 */
ssp_cap->wFunctionalitySupport = (1 << 8) | (1 << 12); ssp_cap->wFunctionalitySupport =
cpu_to_le16((1 << 8) | (1 << 12));
/* /*
* bmSublinkSpeedAttr[0]: * bmSublinkSpeedAttr[0]:
@ -666,7 +667,7 @@ static int bos_desc(struct usb_composite_dev *cdev)
* LSM = 10 (10 Gbps) * LSM = 10 (10 Gbps)
*/ */
ssp_cap->bmSublinkSpeedAttr[0] = ssp_cap->bmSublinkSpeedAttr[0] =
(3 << 4) | (1 << 14) | (0xa << 16); cpu_to_le32((3 << 4) | (1 << 14) | (0xa << 16));
/* /*
* bmSublinkSpeedAttr[1] = * bmSublinkSpeedAttr[1] =
* ST = Symmetric, TX * ST = Symmetric, TX
@ -675,7 +676,8 @@ static int bos_desc(struct usb_composite_dev *cdev)
* LSM = 10 (10 Gbps) * LSM = 10 (10 Gbps)
*/ */
ssp_cap->bmSublinkSpeedAttr[1] = ssp_cap->bmSublinkSpeedAttr[1] =
(3 << 4) | (1 << 14) | (0xa << 16) | (1 << 7); cpu_to_le32((3 << 4) | (1 << 14) |
(0xa << 16) | (1 << 7));
} }
return le16_to_cpu(bos->wTotalLength); return le16_to_cpu(bos->wTotalLength);