diff options
| author | Frank Jungclaus <frank.jungclaus@esd.eu> | 2023-05-23 19:31:04 +0200 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2023-06-22 09:40:34 +0200 |
| commit | 33665fdbd7ff825f2c7369524f0d985707e9f029 (patch) | |
| tree | 4260b0fbdbc8214bb6dafdfc8e766e968b5e07a9 /drivers/net/can/usb | |
| parent | b74c3abf99804620c44a7623fd4d89396c87a064 (diff) | |
can: esd_usb: Make use of kernel macros BIT() and GENMASK()
Make use of kernel macros BIT() and GENMASK().
Signed-off-by: Frank Jungclaus <frank.jungclaus@esd.eu>
Link: https://lore.kernel.org/r/20230523173105.3175086-2-frank.jungclaus@esd.eu
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/usb')
| -rw-r--r-- | drivers/net/can/usb/esd_usb.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/net/can/usb/esd_usb.c b/drivers/net/can/usb/esd_usb.c index 1399b832ea3f..d40a04db7458 100644 --- a/drivers/net/can/usb/esd_usb.c +++ b/drivers/net/can/usb/esd_usb.c @@ -67,23 +67,23 @@ MODULE_LICENSE("GPL v2"); #define ESD_USB_TRIPLE_SAMPLES BIT(23) /* esd IDADD message */ -#define ESD_USB_ID_ENABLE 0x80 +#define ESD_USB_ID_ENABLE BIT(7) #define ESD_USB_MAX_ID_SEGMENT 64 /* SJA1000 ECC register (emulated by usb firmware) */ -#define ESD_USB_SJA1000_ECC_SEG 0x1F -#define ESD_USB_SJA1000_ECC_DIR 0x20 -#define ESD_USB_SJA1000_ECC_ERR 0x06 +#define ESD_USB_SJA1000_ECC_SEG GENMASK(4, 0) +#define ESD_USB_SJA1000_ECC_DIR BIT(5) +#define ESD_USB_SJA1000_ECC_ERR BIT(2, 1) #define ESD_USB_SJA1000_ECC_BIT 0x00 -#define ESD_USB_SJA1000_ECC_FORM 0x40 -#define ESD_USB_SJA1000_ECC_STUFF 0x80 -#define ESD_USB_SJA1000_ECC_MASK 0xc0 +#define ESD_USB_SJA1000_ECC_FORM BIT(6) +#define ESD_USB_SJA1000_ECC_STUFF BIT(7) +#define ESD_USB_SJA1000_ECC_MASK GENMASK(7, 6) /* esd bus state event codes */ -#define ESD_USB_BUSSTATE_MASK 0xc0 -#define ESD_USB_BUSSTATE_WARN 0x40 -#define ESD_USB_BUSSTATE_ERRPASSIVE 0x80 -#define ESD_USB_BUSSTATE_BUSOFF 0xc0 +#define ESD_USB_BUSSTATE_MASK GENMASK(7, 6) +#define ESD_USB_BUSSTATE_WARN BIT(6) +#define ESD_USB_BUSSTATE_ERRPASSIVE BIT(7) +#define ESD_USB_BUSSTATE_BUSOFF GENMASK(7, 6) #define ESD_USB_RX_BUFFER_SIZE 1024 #define ESD_USB_MAX_RX_URBS 4 @@ -652,9 +652,9 @@ static int esd_usb_start(struct esd_usb_net_priv *priv) msg->filter.net = priv->index; msg->filter.option = ESD_USB_ID_ENABLE; /* start with segment 0 */ for (i = 0; i < ESD_USB_MAX_ID_SEGMENT; i++) - msg->filter.mask[i] = cpu_to_le32(0xffffffff); + msg->filter.mask[i] = cpu_to_le32(GENMASK(31, 0)); /* enable 29bit extended IDs */ - msg->filter.mask[ESD_USB_MAX_ID_SEGMENT] = cpu_to_le32(0x00000001); + msg->filter.mask[ESD_USB_MAX_ID_SEGMENT] = cpu_to_le32(BIT(0)); err = esd_usb_send_msg(dev, msg); if (err) @@ -796,7 +796,7 @@ static netdev_tx_t esd_usb_start_xmit(struct sk_buff *skb, context->echo_index = i; /* hnd must not be 0 - MSB is stripped in txdone handling */ - msg->tx.hnd = 0x80000000 | i; /* returned in TX done message */ + msg->tx.hnd = BIT(31) | i; /* returned in TX done message */ usb_fill_bulk_urb(urb, dev->udev, usb_sndbulkpipe(dev->udev, 2), buf, msg->hdr.len * sizeof(u32), /* convert to # of bytes */ |