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mt76usb: use usb_dev private data

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Setup usb device private data. This allows to remove mt76u_buf->dev
and simplify some routines as no longer we need to get usb device
through usb interface.

Signed-off-by: Stanislaw Gruszka <[email protected]>
This commit is contained in:
Stanislaw Gruszka
2019-03-24 08:24:28 +01:00
committed by Felix Fietkau
parent e1bfbeb162
commit e9c017190e
4 changed files with 9 additions and 14 deletions
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usb.c
+4 -9
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@@ -31,8 +31,7 @@ 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_interface *intf = to_usb_interface(dev->dev);
struct usb_device *udev = interface_to_usbdev(intf);
struct usb_device *udev = to_usb_device(dev->dev);
unsigned int pipe;
int i, ret;
@@ -247,8 +246,7 @@ mt76u_rd_rp(struct mt76_dev *dev, u32 base,
static bool mt76u_check_sg(struct mt76_dev *dev)
{
struct usb_interface *intf = to_usb_interface(dev->dev);
struct usb_device *udev = interface_to_usbdev(intf);
struct usb_device *udev = to_usb_device(dev->dev);
return (!disable_usb_sg && udev->bus->sg_tablesize > 0 &&
(udev->bus->no_sg_constraint ||
@@ -341,7 +339,6 @@ mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf)
struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
buf->len = SKB_WITH_OVERHEAD(q->buf_size);
buf->dev = dev;
buf->urb = usb_alloc_urb(0, GFP_KERNEL);
if (!buf->urb)
@@ -379,8 +376,7 @@ mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index,
struct mt76u_buf *buf, usb_complete_t complete_fn,
void *context)
{
struct usb_interface *intf = to_usb_interface(dev->dev);
struct usb_device *udev = interface_to_usbdev(intf);
struct usb_device *udev = to_usb_device(dev->dev);
u8 *data = buf->urb->num_sgs ? NULL : buf->buf;
unsigned int pipe;
@@ -695,8 +691,8 @@ static void mt76u_tx_status_data(struct work_struct *work)
static void mt76u_complete_tx(struct urb *urb)
{
struct mt76_dev *dev = dev_get_drvdata(&urb->dev->dev);
struct mt76u_buf *buf = urb->context;
struct mt76_dev *dev = buf->dev;
if (mt76u_urb_error(urb))
dev_err(dev->dev, "tx urb failed: %d\n", urb->status);
@@ -807,7 +803,6 @@ static int mt76u_alloc_tx(struct mt76_dev *dev)
q->ndesc = MT_NUM_TX_ENTRIES;
for (j = 0; j < q->ndesc; j++) {
buf = &q->entry[j].ubuf;
buf->dev = dev;
buf->urb = usb_alloc_urb(0, GFP_KERNEL);
if (!buf->urb)