diff options
| author | Pavel Hofman <[email protected]> | 2021-12-10 09:52:19 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2021-12-12 13:06:39 +0100 |
| commit | ca5737396927afd4d57b133fd2874bbcf3421cdb (patch) | |
| tree | 0eea2fce2f9cfec5b88463f29036ca4ce2008354 | |
| parent | 1a3910c80966e4a76b25ce812f6bea0ef1b1d530 (diff) | |
usb: core: config: using bit mask instead of individual bits
Using standard USB_EP_MAXP_MULT_MASK instead of individual bits for
extracting multiple-transactions bits from wMaxPacketSize value.
Acked-by: Alan Stern <[email protected]>
Signed-off-by: Pavel Hofman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
| -rw-r--r-- | drivers/usb/core/config.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index e3c3a73e1ed8..48bc8a4814ac 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -422,9 +422,9 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, maxpacket_maxes = full_speed_maxpacket_maxes; break; case USB_SPEED_HIGH: - /* Bits 12..11 are allowed only for HS periodic endpoints */ + /* Multiple-transactions bits are allowed only for HS periodic endpoints */ if (usb_endpoint_xfer_int(d) || usb_endpoint_xfer_isoc(d)) { - i = maxp & (BIT(12) | BIT(11)); + i = maxp & USB_EP_MAXP_MULT_MASK; maxp &= ~i; } fallthrough; |