Extend mt76u_bulk_msg() such it can be used for synchronous bulk reads.
Signed-off-by: Stanislaw Gruszka <sgruszka@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt76.h | 13 ++++++++++---
drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c | 4 ++--
2 files changed, 12 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index f55dc621e060..45e44bcaa523 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -729,7 +729,8 @@ static inline u8 q2ep(u8 qid)
}
static inline int
-mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int timeout)
+mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len,
+ int timeout)
{
struct usb_interface *intf = to_usb_interface(dev->dev);
struct usb_device *udev = interface_to_usbdev(intf);
@@ -737,8 +738,14 @@ mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int timeout)
unsigned int pipe;
int sent;
- pipe = usb_sndbulkpipe(udev, usb->out_ep[MT_EP_OUT_INBAND_CMD]);
- return usb_bulk_msg(udev, pipe, data, len, &sent, timeout);
+ if (actual_len) {
+ pipe = usb_rcvbulkpipe(udev, usb->in_ep[MT_EP_IN_CMD_RESP]);
+ } else {
+ actual_len = &sent;
+ pipe = usb_sndbulkpipe(udev, usb->out_ep[MT_EP_OUT_INBAND_CMD]);
+ }
+
+ return usb_bulk_msg(udev, pipe, data, len, actual_len, timeout);
}
int mt76u_vendor_request(struct mt76_dev *dev, u8 req,
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c
index e469e383cb88..f497c8e4332a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c
@@ -126,7 +126,7 @@ __mt76x02u_mcu_send_msg(struct mt76_dev *dev, struct sk_buff *skb,
if (ret)
return ret;
- ret = mt76u_bulk_msg(dev, skb->data, skb->len, 500);
+ ret = mt76u_bulk_msg(dev, skb->data, skb->len, NULL, 500);
if (ret)
return ret;
@@ -271,7 +271,7 @@ __mt76x02u_mcu_fw_send_data(struct mt76x02_dev *dev, u8 *data,
data_len = MT_CMD_HDR_LEN + len + sizeof(info);
- err = mt76u_bulk_msg(&dev->mt76, data, data_len, 1000);
+ err = mt76u_bulk_msg(&dev->mt76, data, data_len, NULL, 1000);
if (err) {
dev_err(dev->mt76.dev, "firmware upload failed: %d\n", err);
return err;
--
2.7.5
