static void dtf_function_disable(struct usb_function *f)
{
struct dtf_dev *dev = func_to_dtf(f);
int speed_check;
_dbgmsg( "IN\n" );
if( dev->mCtrl_ep_enbl == 1 )
{
dev->mCtrl_ep_enbl = 0;
_dbgmsg_gadget( "usb_ep_disable(%s)\n", dev->pg.ep_intr->name );
usb_ep_disable( dev->pg.ep_intr );
}
if( dev->mData_ep_enbl == 1 )
{
dev->mData_ep_enbl = 0;
_dbgmsg_gadget( "usb_ep_dequeue\n" );
usb_ep_dequeue( dev->pg.ep_out, dev->pg.mReq_out );
_dbgmsg_gadget( "usb_ep_disable(%s)\n", dev->pg.ep_intr->name );
usb_ep_disable( dev->pg.ep_in );
_dbgmsg_gadget( "usb_ep_disable(%s)\n", dev->pg.ep_out->name );
usb_ep_disable( dev->pg.ep_out );
}
speed_check = (_dtf_dev->cdev->gadget->speed == USB_SPEED_HIGH)?(1):(0);
dtf_if_out_disable(speed_check);
_dbgmsg( "OUT\n" );
}
static int dtf_function_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
{
struct dtf_dev *dev = func_to_dtf(f);
struct usb_composite_dev *cdev = f->config->cdev;
int ret;
int set_alt_end = 0;
int speed_check = 0;
_dbgmsg("dtf_function_set_alt(intf=%d,alt=%d)\n", intf, alt); /* MSEMSEMSE */
if( dev->pg.mCtrl_id == intf ) {
_dbgmsg_gadget( "usb_ep_enable(%s)\n", dev->pg.ep_intr->name ); /* MSEMSEMSE */
ret = usb_ep_enable( dev->pg.ep_intr,
ep_choose( cdev->gadget, &vPg1_epintr_desc_hs, &vPg1_epintr_desc ) );
if( ret ) {
_dbgmsg( "usb_ep_enable error pg1 ep_intr ret = %d\n", ret );/* MSEMSEMSE */
return ret;
}
dev->mCtrl_ep_enbl = 1;
} else if( dev->pg.mData_id == intf ) {
_dbgmsg_gadget( "usb_ep_enable(%s)\n", dev->pg.ep_in->name ); /* MSEMSEMSE */
ret = usb_ep_enable( dev->pg.ep_in,
ep_choose( cdev->gadget, &vPg1_epin_desc_hs, &vPg1_epin_desc ) );
if( ret ) {
_dbgmsg( "usb_ep_enable error pg1 ep_in ret = %d\n", ret ); /* MSEMSEMSE */
return ret;
}
_dbgmsg_gadget( "usb_ep_enable(%s)\n", dev->pg.ep_out->name ); /* MSEMSEMSE */
ret = usb_ep_enable( dev->pg.ep_out,
ep_choose( cdev->gadget, &vPg1_epout_desc_hs, &vPg1_epout_desc ) );
if( ret ) {
_dbgmsg( "usb_ep_enable error pg1 ep_out ret = %d\n", ret );/* MSEMSEMSE */
usb_ep_disable(dev->pg.ep_in);
return ret;
}
dev->pg.mReq_out->length = 512;
usb_ep_queue( dev->pg.ep_out, dev->pg.mReq_out, GFP_ATOMIC );
dev->mData_ep_enbl = 1;
} else {
_dbgmsg( "unknown interface number\n" ); /* MSEMSEMSE */
}
set_alt_end = (
(dev->mCtrl_ep_enbl) & (dev->mData_ep_enbl) );
speed_check = (dev->cdev->gadget->speed == USB_SPEED_HIGH)?(1):(0);
if (set_alt_end == 1)
{
dtf_if_out_set_alt( speed_check );
}
return 0;
}
void dtf_if_in_clear_halt_out(void)
{
_dbgmsg_in( "IN\n" );
_dbgmsg_gadget( "usb_ep_clear_halt\n" );
usb_ep_clear_halt( _dtf_dev->pg.ep_out );
_dbgmsg_in( "OUT\n" );
}
void dtf_if_in_set_halt_bulk_in(void)
{
_dbgmsg_in( "IN\n" );
_dbgmsg_gadget( "usb_ep_set_halt\n" );
usb_ep_set_halt( _dtf_dev->pg.ep_in );
_dbgmsg_in( "OUT\n" );
}
static int dtf_bind_config(struct usb_configuration *c)
{
struct dtf_dev *dev = _dtf_dev;
int ret;
_dbgmsg( "IN\n" );
dev->cdev = c->cdev;
dev->function.name = "dtf";
dev->function.descriptors = vFs_dtf_descs;
dev->function.hs_descriptors = vHs_dtf_descs;
dev->function.bind = dtf_function_bind;
dev->function.unbind = dtf_function_unbind;
dev->function.setup = dtf_function_setup;
dev->function.set_alt = dtf_function_set_alt;
dev->function.disable = dtf_function_disable;
dev->function.suspend = dtf_function_suspend;
dev->function.resume = dtf_function_resume;
dev->mCtrl_ep_enbl = 0;
dev->mData_ep_enbl = 0;
_dbgmsg_gadget( "usb_add_function\n" );
ret = usb_add_function(c, &dev->function);
_dbgmsg( "OUT(%d)\n", ret );
return ret;
}
void dtf_if_in_clear_halt_bulk_in(void)
{
_dbgmsg_in( "IN\n" ); /* MSEMSEMSE */
_dbgmsg_gadget( "usb_ep_clear_halt\n" ); /* MSEMSEMSE */
usb_ep_clear_halt( _dtf_dev->pg.ep_in );
_dbgmsg_in( "OUT\n" ); /* MSEMSEMSE */
}
void dtf_if_in_set_halt_out(void)
{
_dbgmsg_in( "IN\n" ); /* MSEMSEMSE */
_dbgmsg_gadget( "usb_ep_set_halt\n" ); /* MSEMSEMSE */
usb_ep_set_halt( _dtf_dev->pg.ep_out );
_dbgmsg_in( "OUT\n" ); /* MSEMSEMSE */
}
static void dtf_request_free(struct usb_request *req, struct usb_ep *ep)
{
_dbgmsg( "IN\n" );
if(req) {
kfree( req->buf );
_dbgmsg_gadget( "usb_ep_free_request\n" );
usb_ep_free_request( ep, req );
}
_dbgmsg( "OUT\n" );
}
static struct usb_request *dtf_request_new(struct usb_ep *ep, int buffer_size)
{
struct usb_request *req = usb_ep_alloc_request(ep, GFP_KERNEL);
_dbgmsg_gadget( "_dbgmsg_gadget\n" );
req = usb_ep_alloc_request(ep, GFP_KERNEL);
if (!req) {
_dbgmsg_gadget( "usb_ep_alloc_request error\n" );
return NULL;
}
/* now allocate buffers for the requests */
req->buf = kmalloc(buffer_size, GFP_KERNEL);
if (!req->buf) {
_dbgmsg_gadget( "usb_ep_free_request\n" );
usb_ep_free_request(ep, req);
return NULL;
}
return req;
}
static int dtf_allocate_interface_ids( struct usb_configuration *c, struct usb_function *f )
{
int id;
struct dtf_dev *dev = func_to_dtf(f);
_dbgmsg( "IN\n" );
/* Allocate Interface ID: PipeGroup1 communication interface */
_dbgmsg_gadget( "usb_interface_id\n" );
id = usb_interface_id(c, f);
_dbgmsg( "usb_interface_id() = %d\n", id );
if( id < 0 )
return id;
dev->pg.mCtrl_id = id;
id = 0; /* fixed interface number */
vPg1_intf_comm_desc.bInterfaceNumber = id;
vPg1_union_desc.bMasterInterface0 = id;
/* Allocate Interface ID: PipeGroup1 bulk interface */
_dbgmsg_gadget( "usb_interface_id\n" );
id = usb_interface_id(c, f);
_dbgmsg( "usb_interface_id() = %d(%d)\n", id, vPg1_intf_comm_desc.bInterfaceNumber );
if( id < 0 )
return id;
dev->pg.mData_id = id;
id = 1; /* fixed interface number */
vPg1_intf_bulk_desc.bInterfaceNumber = id;
vPg1_union_desc.bSlaveInterface0 = id;
vPg1_call_mng.bDataInterface = id;
_dbgmsg( "usb_interface_id() = %d(%d)\n", id, vPg1_intf_bulk_desc.bInterfaceNumber );
_dbgmsg( "OUT\n" );
return 0;
}
/* DTF IF */
int dtf_if_in_intr_in(unsigned size, const char *data)
{
struct usb_ep *ep;
struct usb_request *req = NULL;
int ret;
_dbgmsg_in( "IN\n" );
ep = _dtf_dev->pg.ep_intr;
req = _dtf_dev->pg.mReq_intr;
req->length = size;
memcpy( req->buf, data, size );
_dbgmsg_gadget( "usb_ep_queue\n" );
ret = usb_ep_queue( ep, req, GFP_KERNEL );
_dbgmsg_in( "OUT ret: %d\n", ret );
return ret;
}
static void dtf_complete_out(struct usb_ep *ep, struct usb_request *req)
{
struct dtf_dev *dev = _dtf_dev;
_dbgmsg( "IN\n" );
dtf_if_out_complete_out(req->status, (int)req->actual, (char *)req->buf);
if ( dev->mData_ep_enbl == 1 )
{
dev->pg.mReq_out->length = 512;
_dbgmsg_gadget( "usb_ep_queue\n" );
usb_ep_queue( dev->pg.ep_out, dev->pg.mReq_out, GFP_ATOMIC );
}
_dbgmsg( "OUT\n" );
}
void dtf_if_in_ctrl_out(int length)
{
struct dtf_dev *dev = _dtf_dev;
struct usb_composite_dev *cdev = dev->cdev;
struct usb_request *req = cdev->req;
int ret;
_dbgmsg_in( "IN(length=%d)\n", length );
cdev->gadget->ep0->driver_data = dev;
req->complete = dtf_ctrl_complete;
req->zero = 0;
req->length = length;
_dbgmsg_gadget( "usb_ep_queue\n" );
ret = usb_ep_queue(cdev->gadget->ep0, req, GFP_KERNEL);
if (ret < 0)
{
_dbgmsg_in( "usb_ep_queue error %d\n", ret );
}
_dbgmsg_in( "OUT\n" );
}
void dtf_if_in_ctrl_in(int length, const char *data)
{
struct dtf_dev *dev = _dtf_dev;
struct usb_composite_dev *cdev = dev->cdev;
struct usb_request *req = cdev->req;
int ret;
_dbgmsg_in( "IN\n" );
req->zero = 0;
req->length = length;
if ( length > 0 )
{
memcpy( req->buf, data, length );
}
_dbgmsg_gadget( "usb_ep_queue\n" );
ret = usb_ep_queue(cdev->gadget->ep0, req, GFP_KERNEL);
if (ret < 0)
{
_dbgmsg_in( "usb_ep_queue error %d\n", ret );
}
_dbgmsg_in( "OUT\n" );
}
static int dtf_allocate_endpoints(struct usb_configuration *c, struct usb_function *f)
{
struct usb_composite_dev *cdev = c->cdev;
struct dtf_dev *dev = func_to_dtf(f);
struct usb_request *req;
struct usb_ep *ep;
_dbgmsg( "IN\n" );
/* allocate endpoints: PipeGroup1 intrrupt */
_dbgmsg_gadget( "usb_ep_autoconfig\n" );
ep = usb_ep_autoconfig(cdev->gadget, &vPg1_epintr_desc);
if( !ep ) {
_dbgmsg( "usb_ep_autoconfig for PG1 ep_intr failed\n" );
return -ENODEV;
}
_dbgmsg("usb_ep_autoconfig for PG1 ep_intr got %s\n", ep->name);
ep->driver_data = dev;
dev->pg.ep_intr = ep;
/* allocate endpoints: PipeGroup1 bulk(in) */
_dbgmsg_gadget( "usb_ep_autoconfig\n" );
ep = usb_ep_autoconfig(cdev->gadget, &vPg1_epin_desc);
if( !ep ) {
_dbgmsg( "usb_ep_autoconfig for PG1 ep_in failed\n" );
return -ENODEV;
}
_dbgmsg("usb_ep_autoconfig for PG1 ep_in got %s\n", ep->name);
ep->driver_data = dev;
dev->pg.ep_in = ep;
/* allocate endpoints: PipeGroup1 bulk(out) */
_dbgmsg_gadget( "usb_ep_autoconfig\n" );
ep = usb_ep_autoconfig(cdev->gadget, &vPg1_epout_desc);
if( !ep ) {
_dbgmsg( "usb_ep_autoconfig for PG1 ep_out failed\n" );
return -ENODEV;
}
_dbgmsg("usb_ep_autoconfig for PG1 ep_out got %s\n", ep->name);
ep->driver_data = dev;
dev->pg.ep_out = ep;
/* support high speed hardware */
if (gadget_is_dualspeed(cdev->gadget)) {
vPg1_epintr_desc_hs.bEndpointAddress = vPg1_epintr_desc.bEndpointAddress;
vPg1_epin_desc_hs.bEndpointAddress = vPg1_epin_desc.bEndpointAddress;
vPg1_epout_desc_hs.bEndpointAddress = vPg1_epout_desc.bEndpointAddress;
}
_dbgmsg("%s speed %s: PG1[INTR/%s, IN/%s, OUT/%s]\n",
gadget_is_dualspeed(cdev->gadget) ? "dual" : "full",
f->name,
dev->pg.ep_intr->name, dev->pg.ep_in->name, dev->pg.ep_out->name);
/* allocate request for endpoints */
req = dtf_request_new( dev->pg.ep_intr, 16 );
if(!req) {
_dbgmsg( "create request error\n" );
return -ENODEV;
}
req->complete = dtf_complete_intr;
dev->pg.mReq_intr = req;
req = dtf_request_new( dev->pg.ep_in, 512 );
if(!req) {
_dbgmsg( "create request error\n" );
return -ENODEV;
}
req->complete = dtf_complete_in;
dev->pg.mReq_in = req;
req = dtf_request_new( dev->pg.ep_out, 512 );
if(!req) {
_dbgmsg( "create request error\n" );
return -ENODEV;
}
req->complete = dtf_complete_out;
dev->pg.mReq_out = req;
_dbgmsg( "OUT\n" );
return 0;
}