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f_sdp: Add high speed endpoint descriptor

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Add HS endpoint descriptor for SDP. So that we can use high speed endpoint,
and the SDP device can send packet with 512 byte size.

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
This commit is contained in:
Ye Li 2020-08-18 18:16:44 +08:00 committed by Marek Vasut
parent 0ced2faba0
commit d10d429112
1 changed files with 28 additions and 2 deletions
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30
drivers/usb/gadget/f_sdp.c
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@ -159,6 +159,16 @@ static struct usb_endpoint_descriptor in_desc = {
.bInterval = 1,
};
static struct usb_endpoint_descriptor in_hs_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT, /*USB_DT_CS_ENDPOINT*/
.bEndpointAddress = 1 | USB_DIR_IN,
.bmAttributes = USB_ENDPOINT_XFER_INT,
.wMaxPacketSize = 512,
.bInterval = 1,
};
static struct usb_descriptor_header *sdp_runtime_descs[] = {
(struct usb_descriptor_header *)&sdp_intf_runtime,
(struct usb_descriptor_header *)&sdp_hid_desc,
@ -166,6 +176,13 @@ static struct usb_descriptor_header *sdp_runtime_descs[] = {
NULL,
};
static struct usb_descriptor_header *sdp_runtime_hs_descs[] = {
(struct usb_descriptor_header *)&sdp_intf_runtime,
(struct usb_descriptor_header *)&sdp_hid_desc,
(struct usb_descriptor_header *)&in_hs_desc,
NULL,
};
/* This is synchronized with what the SoC implementation reports */
static struct hid_report sdp_hid_report = {
.usage_page = {
@ -489,6 +506,11 @@ static int sdp_bind(struct usb_configuration *c, struct usb_function *f)
goto error;
}
if (gadget_is_dualspeed(gadget)) {
/* Assume endpoint addresses are the same for both speeds */
in_hs_desc.bEndpointAddress = in_desc.bEndpointAddress;
}
sdp->in_ep = ep; /* Store IN EP for enabling @ setup */
cdev->req->context = sdp;
@ -541,11 +563,15 @@ static int sdp_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
{
struct f_sdp *sdp = func_to_sdp(f);
struct usb_composite_dev *cdev = f->config->cdev;
struct usb_gadget *gadget = cdev->gadget;
int result;
debug("%s: intf: %d alt: %d\n", __func__, intf, alt);
result = usb_ep_enable(sdp->in_ep, &in_desc);
if (gadget_is_dualspeed(gadget) && gadget->speed == USB_SPEED_HIGH)
result = usb_ep_enable(sdp->in_ep, &in_hs_desc);
else
result = usb_ep_enable(sdp->in_ep, &in_desc);
if (result)
return result;
sdp->in_req = sdp_start_ep(sdp->in_ep);
@ -591,7 +617,7 @@ static int sdp_bind_config(struct usb_configuration *c)
memset(sdp_func, 0, sizeof(*sdp_func));
sdp_func->usb_function.name = "sdp";
sdp_func->usb_function.hs_descriptors = sdp_runtime_descs;
sdp_func->usb_function.hs_descriptors = sdp_runtime_hs_descs;
sdp_func->usb_function.descriptors = sdp_runtime_descs;
sdp_func->usb_function.bind = sdp_bind;
sdp_func->usb_function.unbind = sdp_unbind;