diff options
Diffstat (limited to 'drivers/usb/misc/ks_bridge.c')
| -rw-r--r-- | drivers/usb/misc/ks_bridge.c | 46 |
1 files changed, 37 insertions, 9 deletions
diff --git a/drivers/usb/misc/ks_bridge.c b/drivers/usb/misc/ks_bridge.c index 26986de7725..8c39f37fec6 100644 --- a/drivers/usb/misc/ks_bridge.c +++ b/drivers/usb/misc/ks_bridge.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012-2013, Linux Foundation. All rights reserved. + * Copyright (c) 2012-2014, Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -104,6 +104,9 @@ struct ks_bridge { unsigned long flags; + /* to handle INT IN ep */ + unsigned int period; + #define DBG_MSG_LEN 40 #define DBG_MAX_MSG 500 unsigned int dbg_idx; @@ -440,6 +443,8 @@ static const struct usb_device_id ksb_usb_ids[] = { .driver_info = (unsigned long)&ksb_efs_hsic_dev, }, { USB_DEVICE_INTERFACE_NUMBER(0x5c6, 0x908E, 3), .driver_info = (unsigned long)&ksb_efs_hsic_dev, }, + { USB_DEVICE_INTERFACE_NUMBER(0x5c6, 0x90A0, 2), + .driver_info = (unsigned long)&ksb_efs_hsic_dev, }, {} /* terminating entry */ }; @@ -459,9 +464,15 @@ submit_one_urb(struct ks_bridge *ksb, gfp_t flags, struct data_pkt *pkt) return; } - usb_fill_bulk_urb(urb, ksb->udev, ksb->in_pipe, - pkt->buf, pkt->len, - ksb_rx_cb, pkt); + if (ksb->period) + usb_fill_int_urb(urb, ksb->udev, ksb->in_pipe, + pkt->buf, pkt->len, + ksb_rx_cb, pkt, ksb->period); + else + usb_fill_bulk_urb(urb, ksb->udev, ksb->in_pipe, + pkt->buf, pkt->len, + ksb_rx_cb, pkt); + usb_anchor_urb(urb, &ksb->submitted); if (!test_bit(USB_DEV_CONNECTED, &ksb->flags)) { @@ -573,9 +584,15 @@ static void ksb_start_rx_work(struct work_struct *w) break; } - usb_fill_bulk_urb(urb, ksb->udev, ksb->in_pipe, - pkt->buf, pkt->len, - ksb_rx_cb, pkt); + if (ksb->period) + usb_fill_int_urb(urb, ksb->udev, ksb->in_pipe, + pkt->buf, pkt->len, + ksb_rx_cb, pkt, ksb->period); + else + usb_fill_bulk_urb(urb, ksb->udev, ksb->in_pipe, + pkt->buf, pkt->len, + ksb_rx_cb, pkt); + usb_anchor_urb(urb, &ksb->submitted); dbg_log_event(ksb, "S RX_URB", pkt->len, 0); @@ -635,6 +652,7 @@ ksb_usb_probe(struct usb_interface *ifc, const struct usb_device_id *id) case 0x9075: case 0x908A: case 0x908E: + case 0x90A0: ksb = __ksb[EFS_HSIC_BRIDGE_INDEX]; break; case 0x9079: @@ -659,8 +677,15 @@ ksb_usb_probe(struct usb_interface *ifc, const struct usb_device_id *id) for (i = 0; i < ifc_desc->desc.bNumEndpoints; i++) { ep_desc = &ifc_desc->endpoint[i].desc; - if (!ksb->in_epAddr && usb_endpoint_is_bulk_in(ep_desc)) + if (!ksb->in_epAddr && (usb_endpoint_is_bulk_in(ep_desc))) { + ksb->in_epAddr = ep_desc->bEndpointAddress; + ksb->period = 0; + } + + if (!ksb->in_epAddr && (usb_endpoint_is_int_in(ep_desc))) { ksb->in_epAddr = ep_desc->bEndpointAddress; + ksb->period = ep_desc->bInterval; + } if (!ksb->out_epAddr && usb_endpoint_is_bulk_out(ep_desc)) ksb->out_epAddr = ep_desc->bEndpointAddress; @@ -674,7 +699,10 @@ ksb_usb_probe(struct usb_interface *ifc, const struct usb_device_id *id) return -ENODEV; } - ksb->in_pipe = usb_rcvbulkpipe(ksb->udev, ksb->in_epAddr); + ksb->in_pipe = ksb->period ? + usb_rcvintpipe(ksb->udev, ksb->in_epAddr) : + usb_rcvbulkpipe(ksb->udev, ksb->in_epAddr); + ksb->out_pipe = usb_sndbulkpipe(ksb->udev, ksb->out_epAddr); usb_set_intfdata(ifc, ksb); |