diff options
Diffstat (limited to 'drivers/sl811_usb.c')
| -rw-r--r-- | drivers/sl811_usb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/sl811_usb.c b/drivers/sl811_usb.c index 5136cdc..61604e5 100644 --- a/drivers/sl811_usb.c +++ b/drivers/sl811_usb.c @@ -228,7 +228,7 @@ int usb_lowlevel_stop(void) static int calc_needed_buswidth(int bytes, int low_speed) { - return bytes * 8 + 512; + return low_speed ? 0 : bytes * 8 + 512; } static int sl811_send_packet(int dir_to_host, int data1, __u8 *buffer, int len) @@ -253,7 +253,8 @@ static int sl811_send_packet(int dir_to_host, int data1, __u8 *buffer, int len) if (!dir_to_host && len) sl811_write_buf(0x10, buffer, len); - if (sl811_read(SL811_SOFCNTDIV)*64 < calc_needed_buswidth(len, 0)) + if (sl811_read(SL811_SOFCNTDIV)*64 < + calc_needed_buswidth(len, rh_status.wPortStatus & USB_PORT_STAT_LOW_SPEED)) ctrl |= SL811_USB_CTRL_SOF; else ctrl &= ~SL811_USB_CTRL_SOF; |