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greybus: es2: remove #if 0 code

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These functions were never used, and we are about to remove the
structures it was trying to reference, so let's remove it to get it out
of the way.

Reviewed-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman 2016-08-17 11:07:28 +02:00
parent 4de02894a2
commit b6c1bd3a8e
1 changed files with 0 additions and 59 deletions
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59
drivers/staging/greybus/es2.c
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@ -208,65 +208,6 @@ static int cport_to_ep_pair(struct es2_ap_dev *es2, u16 cport_id)
return es2->cport_to_ep[cport_id];
}
/* Disable for now until we work all of this out to keep a warning-free build */
#if 0
/* Test if the endpoints pair is already mapped to a cport */
static int ep_pair_in_use(struct es2_ap_dev *es2, int ep_pair)
{
int i;
for (i = 0; i < es2->hd->num_cports; i++) {
if (es2->cport_to_ep[i] == ep_pair)
return 1;
}
return 0;
}
/* Configure the endpoint mapping and send the request to APBridge */
static int map_cport_to_ep(struct es2_ap_dev *es2,
u16 cport_id, int ep_pair)
{
int retval;
struct cport_to_ep *cport_to_ep;
if (ep_pair < 0 || ep_pair >= NUM_BULKS)
return -EINVAL;
if (cport_id >= es2->hd->num_cports)
return -EINVAL;
if (ep_pair && ep_pair_in_use(es2, ep_pair))
return -EINVAL;
cport_to_ep = kmalloc(sizeof(*cport_to_ep), GFP_KERNEL);
if (!cport_to_ep)
return -ENOMEM;
es2->cport_to_ep[cport_id] = ep_pair;
cport_to_ep->cport_id = cpu_to_le16(cport_id);
cport_to_ep->endpoint_in = es2->cport_in[ep_pair].endpoint;
cport_to_ep->endpoint_out = es2->cport_out[ep_pair].endpoint;
retval = usb_control_msg(es2->usb_dev,
usb_sndctrlpipe(es2->usb_dev, 0),
GB_APB_REQUEST_EP_MAPPING,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
0x00, 0x00,
(char *)cport_to_ep,
sizeof(*cport_to_ep),
ES2_USB_CTRL_TIMEOUT);
if (retval == sizeof(*cport_to_ep))
retval = 0;
kfree(cport_to_ep);
return retval;
}
/* Unmap a cport: use the muxed endpoints pair */
static int unmap_cport(struct es2_ap_dev *es2, u16 cport_id)
{
return map_cport_to_ep(es2, cport_id, 0);
}
#endif
static int output_sync(struct es2_ap_dev *es2, void *req, u16 size, u8 cmd)
{
struct usb_device *udev = es2->usb_dev;