diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/usb.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/usb.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 1fc480fe18ad..6e8c87a2fae4 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -216,7 +216,6 @@ static int _rtl_usb_init_rx(struct ieee80211_hw *hw) rtlusb->rx_max_size = rtlpriv->cfg->usb_interface_cfg->rx_max_size; rtlusb->rx_urb_num = rtlpriv->cfg->usb_interface_cfg->rx_urb_num; - rtlusb->in_ep = rtlpriv->cfg->usb_interface_cfg->in_ep_num; rtlusb->usb_rx_hdl = rtlpriv->cfg->usb_interface_cfg->usb_rx_hdl; rtlusb->usb_rx_segregate_hdl = rtlpriv->cfg->usb_interface_cfg->usb_rx_segregate_hdl; @@ -248,20 +247,38 @@ static int _rtl_usb_init(struct ieee80211_hw *hw) pep_desc = &usb_intf->cur_altsetting->endpoint[epidx].desc; - if (usb_endpoint_dir_in(pep_desc)) + if (usb_endpoint_dir_in(pep_desc)) { + if (usb_endpoint_xfer_bulk(pep_desc)) { + /* The vendor drivers assume there is only one + * bulk in ep and that it's the first in ep. + */ + if (rtlusb->in_ep_nums == 0) + rtlusb->in_ep = usb_endpoint_num(pep_desc); + else + pr_warn("%s: bulk in endpoint is not the first in endpoint\n", + __func__); + } + rtlusb->in_ep_nums++; - else if (usb_endpoint_dir_out(pep_desc)) + } else if (usb_endpoint_dir_out(pep_desc)) { + if (rtlusb->out_ep_nums < RTL_USB_MAX_BULKOUT_NUM) { + if (usb_endpoint_xfer_bulk(pep_desc)) + rtlusb->out_eps[rtlusb->out_ep_nums] = + usb_endpoint_num(pep_desc); + } else { + pr_warn("%s: found more bulk out endpoints than the expected %d\n", + __func__, RTL_USB_MAX_BULKOUT_NUM); + } + rtlusb->out_ep_nums++; + } rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB EP(0x%02x), MaxPacketSize=%d, Interval=%d\n", pep_desc->bEndpointAddress, pep_desc->wMaxPacketSize, pep_desc->bInterval); } - if (rtlusb->in_ep_nums < rtlpriv->cfg->usb_interface_cfg->in_ep_num) { - pr_err("Too few input end points found\n"); - return -EINVAL; - } + if (rtlusb->out_ep_nums == 0) { pr_err("No output end points found\n"); return -EINVAL; |