[PATCH 15/18] usb: gadget: fastboot: Add super speed descriptors

Johannes Zink j.zink at pengutronix.de
Wed Mar 22 01:28:21 PDT 2023


Hi Sascha,

there is a small typo in the commit message:

On Mon, 2023-03-20 at 16:29 +0100, Sascha Hauer wrote:
> Add super speed descriptors to the fasboot gadget. These are taken

s/fasboot/fastboot/

Best regards
Johannes

> from
> U-Boot v2023.04-rc4.
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
>  drivers/usb/gadget/function/f_fastboot.c | 34
> +++++++++++++++++++++++-
>  1 file changed, 33 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/gadget/function/f_fastboot.c
> b/drivers/usb/gadget/function/f_fastboot.c
> index 4e9c373796..4266b78b40 100644
> --- a/drivers/usb/gadget/function/f_fastboot.c
> +++ b/drivers/usb/gadget/function/f_fastboot.c
> @@ -109,6 +109,36 @@ static struct usb_descriptor_header
> *fb_hs_descs[] = {
>         NULL,
>  };
>  
> +static struct usb_endpoint_descriptor ss_ep_in = {
> +       .bLength                = USB_DT_ENDPOINT_SIZE,
> +       .bDescriptorType        = USB_DT_ENDPOINT,
> +       .bEndpointAddress       = USB_DIR_IN,
> +       .bmAttributes           = USB_ENDPOINT_XFER_BULK,
> +       .wMaxPacketSize         = cpu_to_le16(1024),
> +};
> +
> +static struct usb_endpoint_descriptor ss_ep_out = {
> +       .bLength                = USB_DT_ENDPOINT_SIZE,
> +       .bDescriptorType        = USB_DT_ENDPOINT,
> +       .bEndpointAddress       = USB_DIR_OUT,
> +       .bmAttributes           = USB_ENDPOINT_XFER_BULK,
> +       .wMaxPacketSize         = cpu_to_le16(1024),
> +};
> +
> +static struct usb_ss_ep_comp_descriptor fb_ss_bulk_comp_desc = {
> +       .bLength =              sizeof(fb_ss_bulk_comp_desc),
> +       .bDescriptorType =      USB_DT_SS_ENDPOINT_COMP,
> +};
> +
> +static struct usb_descriptor_header *fb_ss_descs[] = {
> +       (struct usb_descriptor_header *)&interface_desc,
> +       (struct usb_descriptor_header *)&ss_ep_in,
> +       (struct usb_descriptor_header *)&fb_ss_bulk_comp_desc,
> +       (struct usb_descriptor_header *)&ss_ep_out,
> +       (struct usb_descriptor_header *)&fb_ss_bulk_comp_desc,
> +       NULL,
> +};
> +
>  /*
>   * static strings, in UTF-8
>   */
> @@ -255,6 +285,8 @@ static int fastboot_bind(struct usb_configuration
> *c, struct usb_function *f)
>  
>         hs_ep_out.bEndpointAddress = fs_ep_out.bEndpointAddress;
>         hs_ep_in.bEndpointAddress = fs_ep_in.bEndpointAddress;
> +       ss_ep_out.bEndpointAddress = fs_ep_out.bEndpointAddress;
> +       ss_ep_in.bEndpointAddress = fs_ep_in.bEndpointAddress;
>  
>         f_fb->out_req = fastboot_alloc_request(f_fb->out_ep);
>         if (!f_fb->out_req) {
> @@ -266,7 +298,7 @@ static int fastboot_bind(struct usb_configuration
> *c, struct usb_function *f)
>         f_fb->out_req->complete = rx_handler_command;
>         f_fb->out_req->context = f_fb;
>  
> -       ret = usb_assign_descriptors(f, fb_fs_descs, fb_hs_descs,
> NULL, NULL);
> +       ret = usb_assign_descriptors(f, fb_fs_descs, fb_hs_descs,
> fb_ss_descs, fb_ss_descs);
>         if (ret)
>                 goto err_free_in_req;
>  

-- 
Pengutronix e.K.                | Johannes Zink                  |
Steuerwalder Str. 21            | https://www.pengutronix.de/    |
31137 Hildesheim, Germany       | Phone: +49-5121-206917-0       |
Amtsgericht Hildesheim, HRA 2686| Fax:   +49-5121-206917-5555    |




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