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usb: add request data argument to all control request handlers

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Change-Id: I237143fa0d95c914b8e25ed22f8acde96ec00551
This commit is contained in:
Aidan MacDonald 2021-09-20 01:05:39 +01:00
parent b69d43c247
commit dff8320a5d
8 changed files with 38 additions and 32 deletions
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50
firmware/usbstack/usb_core.c
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@ -172,7 +172,7 @@ static int usb_no_host_callback(struct timeout *tmo)
static int usb_core_num_interfaces;
typedef void (*completion_handler_t)(int ep, int dir, int status, int length);
typedef bool (*control_handler_t)(struct usb_ctrlrequest* req,
typedef bool (*control_handler_t)(struct usb_ctrlrequest* req, void* reqdata,
unsigned char* dest);
static struct
@ -262,7 +262,7 @@ static struct usb_class_driver drivers[USB_NUM_DRIVERS] =
#endif
};
static void usb_core_control_request_handler(struct usb_ctrlrequest* req);
static void usb_core_control_request_handler(struct usb_ctrlrequest* req, void* reqdata);
static unsigned char response_data[256] USB_DEVBSS_ATTR;
@ -449,7 +449,7 @@ void usb_core_handle_transfer_completion(
((struct usb_ctrlrequest*)event->data[0])->bRequest);
usb_core_control_request_handler(
(struct usb_ctrlrequest*)event->data[0]);
(struct usb_ctrlrequest*)event->data[0], event->data[1]);
break;
default:
handler = ep_data[ep].completion_handler[EP_DIR(event->dir)];
@ -560,7 +560,7 @@ static void allocate_interfaces_and_endpoints(void)
}
static void control_request_handler_drivers(struct usb_ctrlrequest* req)
static void control_request_handler_drivers(struct usb_ctrlrequest* req, void* reqdata)
{
int i, interface = req->wIndex & 0xff;
bool handled = false;
@ -571,7 +571,7 @@ static void control_request_handler_drivers(struct usb_ctrlrequest* req)
drivers[i].first_interface <= interface &&
drivers[i].last_interface > interface)
{
handled = drivers[i].control_request(req, response_data);
handled = drivers[i].control_request(req, reqdata, response_data);
if(handled)
break;
}
@ -583,7 +583,7 @@ static void control_request_handler_drivers(struct usb_ctrlrequest* req)
}
}
static void request_handler_device_get_descriptor(struct usb_ctrlrequest* req)
static void request_handler_device_get_descriptor(struct usb_ctrlrequest* req, void* reqdata)
{
int size;
const void* ptr = NULL;
@ -662,7 +662,7 @@ static void request_handler_device_get_descriptor(struct usb_ctrlrequest* req)
default:
logf("ctrl desc.");
control_request_handler_drivers(req);
control_request_handler_drivers(req, reqdata);
break;
}
@ -718,7 +718,7 @@ static void usb_core_do_clear_feature(int recip, int recip_nr, int feature)
}
}
static void request_handler_device(struct usb_ctrlrequest* req)
static void request_handler_device(struct usb_ctrlrequest* req, void* reqdata)
{
switch(req->bRequest) {
case USB_REQ_GET_CONFIGURATION: {
@ -744,7 +744,7 @@ static void request_handler_device(struct usb_ctrlrequest* req)
}
case USB_REQ_GET_DESCRIPTOR:
logf("usb_core: GET_DESC %d", req->wValue >> 8);
request_handler_device_get_descriptor(req);
request_handler_device_get_descriptor(req, reqdata);
break;
case USB_REQ_CLEAR_FEATURE:
break;
@ -768,7 +768,7 @@ static void request_handler_device(struct usb_ctrlrequest* req)
}
}
static void request_handler_interface_standard(struct usb_ctrlrequest* req)
static void request_handler_interface_standard(struct usb_ctrlrequest* req, void* reqdata)
{
switch (req->bRequest)
{
@ -794,19 +794,19 @@ static void request_handler_interface_standard(struct usb_ctrlrequest* req)
usb_drv_send(EP_CONTROL, response_data, 2);
break;
default:
control_request_handler_drivers(req);
control_request_handler_drivers(req, reqdata);
break;
}
}
static void request_handler_interface(struct usb_ctrlrequest* req)
static void request_handler_interface(struct usb_ctrlrequest* req, void* reqdata)
{
switch(req->bRequestType & USB_TYPE_MASK) {
case USB_TYPE_STANDARD:
request_handler_interface_standard(req);
request_handler_interface_standard(req, reqdata);
break;
case USB_TYPE_CLASS:
control_request_handler_drivers(req);
control_request_handler_drivers(req, reqdata);
break;
case USB_TYPE_VENDOR:
default:
@ -816,7 +816,7 @@ static void request_handler_interface(struct usb_ctrlrequest* req)
}
}
static void request_handler_endoint_drivers(struct usb_ctrlrequest* req)
static void request_handler_endoint_drivers(struct usb_ctrlrequest* req, void* reqdata)
{
bool handled = false;
control_handler_t control_handler = NULL;
@ -826,7 +826,7 @@ static void request_handler_endoint_drivers(struct usb_ctrlrequest* req)
ep_data[EP_NUM(req->wIndex)].control_handler[EP_DIR(req->wIndex)];
if(control_handler)
handled = control_handler(req, response_data);
handled = control_handler(req, reqdata, response_data);
if(!handled) {
/* nope. flag error */
@ -835,7 +835,7 @@ static void request_handler_endoint_drivers(struct usb_ctrlrequest* req)
}
}
static void request_handler_endpoint_standard(struct usb_ctrlrequest* req)
static void request_handler_endpoint_standard(struct usb_ctrlrequest* req, void* reqdata)
{
switch (req->bRequest) {
case USB_REQ_CLEAR_FEATURE:
@ -863,19 +863,19 @@ static void request_handler_endpoint_standard(struct usb_ctrlrequest* req)
usb_drv_send(EP_CONTROL, response_data, 2);
break;
default:
request_handler_endoint_drivers(req);
request_handler_endoint_drivers(req, reqdata);
break;
}
}
static void request_handler_endpoint(struct usb_ctrlrequest* req)
static void request_handler_endpoint(struct usb_ctrlrequest* req, void* reqdata)
{
switch(req->bRequestType & USB_TYPE_MASK) {
case USB_TYPE_STANDARD:
request_handler_endpoint_standard(req);
request_handler_endpoint_standard(req, reqdata);
break;
case USB_TYPE_CLASS:
request_handler_endoint_drivers(req);
request_handler_endoint_drivers(req, reqdata);
break;
case USB_TYPE_VENDOR:
default:
@ -886,7 +886,7 @@ static void request_handler_endpoint(struct usb_ctrlrequest* req)
}
/* Handling USB requests starts here */
static void usb_core_control_request_handler(struct usb_ctrlrequest* req)
static void usb_core_control_request_handler(struct usb_ctrlrequest* req, void* reqdata)
{
#ifdef HAVE_USB_CHARGING_ENABLE
timeout_cancel(&usb_no_host_timeout);
@ -904,13 +904,13 @@ static void usb_core_control_request_handler(struct usb_ctrlrequest* req)
switch(req->bRequestType & USB_RECIP_MASK) {
case USB_RECIP_DEVICE:
request_handler_device(req);
request_handler_device(req, reqdata);
break;
case USB_RECIP_INTERFACE:
request_handler_interface(req);
request_handler_interface(req, reqdata);
break;
case USB_RECIP_ENDPOINT:
request_handler_endpoint(req);
request_handler_endpoint(req, reqdata);
break;
case USB_RECIP_OTHER:
logf("unsupported recipient");