Tested-By: Zero_Chaos <sidhayn@xxxxxxxxx>
Works wonderfully, thanks Lorenzo!
-Zero_Chaos
On Mon, Oct 28, 2019 at 11:21 AM Lorenzo Bianconi <lorenzo@xxxxxxxxxx> wrote:
>
> usb drivers are supposed to communicate using usb_interface instead
> mt76x{0,2}u is now registering through usb_device. Fix it by passing
> usb_intf device to mt76_alloc_device routine.
>
> Fixes: 112f980ac8926 ("mt76usb: use usb_dev private data")
> Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
> ---
> drivers/net/wireless/mediatek/mt76/mt76.h | 3 ++-
> drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 2 +-
> drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 2 +-
> drivers/net/wireless/mediatek/mt76/usb.c | 12 +++++++++---
> 4 files changed, 13 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
> index 8bcc7f21e83c..ccbc05d8e96d 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt76.h
> +++ b/drivers/net/wireless/mediatek/mt76/mt76.h
> @@ -806,7 +806,8 @@ static inline int
> mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len,
> int timeout)
> {
> - struct usb_device *udev = to_usb_device(dev->dev);
> + struct usb_interface *uintf = to_usb_interface(dev->dev);
> + struct usb_device *udev = interface_to_usbdev(uintf);
> struct mt76_usb *usb = &dev->usb;
> unsigned int pipe;
>
> diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
> index ade6312c7367..b9fd41433106 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
> @@ -221,7 +221,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
> u32 mac_rev;
> int ret;
>
> - mdev = mt76_alloc_device(&usb_dev->dev, sizeof(*dev), &mt76x0u_ops,
> + mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops,
> &drv_ops);
> if (!mdev)
> return -ENOMEM;
> diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
> index e6d778456e5e..48b9017813b5 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
> @@ -41,7 +41,7 @@ static int mt76x2u_probe(struct usb_interface *intf,
> struct mt76_dev *mdev;
> int err;
>
> - mdev = mt76_alloc_device(&udev->dev, sizeof(*dev), &mt76x2u_ops,
> + mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops,
> &drv_ops);
> if (!mdev)
> return -ENOMEM;
> diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
> index cac058fc41ef..be19038ea7dd 100644
> --- a/drivers/net/wireless/mediatek/mt76/usb.c
> +++ b/drivers/net/wireless/mediatek/mt76/usb.c
> @@ -19,7 +19,8 @@ static int __mt76u_vendor_request(struct mt76_dev *dev, u8 req,
> u8 req_type, u16 val, u16 offset,
> void *buf, size_t len)
> {
> - struct usb_device *udev = to_usb_device(dev->dev);
> + struct usb_interface *uintf = to_usb_interface(dev->dev);
> + struct usb_device *udev = interface_to_usbdev(uintf);
> unsigned int pipe;
> int i, ret;
>
> @@ -234,7 +235,8 @@ mt76u_rd_rp(struct mt76_dev *dev, u32 base,
>
> static bool mt76u_check_sg(struct mt76_dev *dev)
> {
> - struct usb_device *udev = to_usb_device(dev->dev);
> + struct usb_interface *uintf = to_usb_interface(dev->dev);
> + struct usb_device *udev = interface_to_usbdev(uintf);
>
> return (!disable_usb_sg && udev->bus->sg_tablesize > 0 &&
> (udev->bus->no_sg_constraint ||
> @@ -369,7 +371,8 @@ mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index,
> struct urb *urb, usb_complete_t complete_fn,
> void *context)
> {
> - struct usb_device *udev = to_usb_device(dev->dev);
> + struct usb_interface *uintf = to_usb_interface(dev->dev);
> + struct usb_device *udev = interface_to_usbdev(uintf);
> unsigned int pipe;
>
> if (dir == USB_DIR_IN)
> @@ -951,6 +954,7 @@ int mt76u_init(struct mt76_dev *dev,
> .rd_rp = mt76u_rd_rp,
> .type = MT76_BUS_USB,
> };
> + struct usb_device *udev = interface_to_usbdev(intf);
> struct mt76_usb *usb = &dev->usb;
>
> tasklet_init(&usb->rx_tasklet, mt76u_rx_tasklet, (unsigned long)dev);
> @@ -964,6 +968,8 @@ int mt76u_init(struct mt76_dev *dev,
> dev->bus = &mt76u_ops;
> dev->queue_ops = &usb_queue_ops;
>
> + dev_set_drvdata(&udev->dev, dev);
> +
> usb->sg_en = mt76u_check_sg(dev);
>
> return mt76u_set_endpoints(intf, usb);
> --
> 2.21.0
>
