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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 <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Stanislaw Gruszka 2019-03-21 16:25:29 +01:00 committed by Felix Fietkau
parent 92724071aa
commit 112f980ac8
4 changed files with 9 additions and 14 deletions
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4
drivers/net/wireless/mediatek/mt76/mt76.h
View File

@ -90,7 +90,6 @@ struct mt76_tx_info {
};
struct mt76u_buf {
struct mt76_dev *dev;
struct urb *urb;
size_t len;
void *buf;
@ -765,8 +764,7 @@ static inline int
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);
struct usb_device *udev = to_usb_device(dev->dev);
struct mt76_usb *usb = &dev->usb;
unsigned int pipe;

2
drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
View File

@ -234,7 +234,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
u32 mac_rev;
int ret;
mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops,
mdev = mt76_alloc_device(&usb_dev->dev, sizeof(*dev), &mt76x0u_ops,
&drv_ops);
if (!mdev)
return -ENOMEM;

4
drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
View File

@ -49,7 +49,7 @@ static int mt76x2u_probe(struct usb_interface *intf,
struct mt76_dev *mdev;
int err;
mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops,
mdev = mt76_alloc_device(&udev->dev, sizeof(*dev), &mt76x2u_ops,
&drv_ops);
if (!mdev)
return -ENOMEM;
@ -59,6 +59,8 @@ static int mt76x2u_probe(struct usb_interface *intf,
udev = usb_get_dev(udev);
usb_reset_device(udev);
usb_set_intfdata(intf, dev);
mt76x02u_init_mcu(mdev);
err = mt76u_init(mdev, intf);
if (err < 0)

13
drivers/net/wireless/mediatek/mt76/usb.c
View File

@ -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;
@ -694,8 +690,8 @@ 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);
@ -806,7 +802,6 @@ 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)