On Tue, 18 Aug 2020 18:16:44 +0800 Peng Fan <peng....@nxp.com> wrote:
> From: Ye Li <ye...@nxp.com>
>
> 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.
Do you use uuu for it? On which board do you perform tests?
>
> Signed-off-by: Ye Li <ye...@nxp.com>
> Signed-off-by: Peng Fan <peng....@nxp.com>
> ---
> drivers/usb/gadget/f_sdp.c | 30 ++++++++++++++++++++++++++++--
> 1 file changed, 28 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/gadget/f_sdp.c b/drivers/usb/gadget/f_sdp.c
> index f2fe89d2a6..f971ccdeca 100644
> --- a/drivers/usb/gadget/f_sdp.c
> +++ b/drivers/usb/gadget/f_sdp.c
> @@ -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;
Reviewed-by: Lukasz Majewski <lu...@denx.de>
Best regards,
Lukasz Majewski
--
DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lu...@denx.de
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