[PATCH 1/7] USB: cdc: add control-signal defines

Johan Hovold
2022-07-25T08:00:15Z

Add defines for the Control Signal Bitmap Values from section 6.2.14
SetControlLineState of the CDC specification version 1.1.

Signed-off-by: Johan Hovold <johan@kernel.org>
---
include/uapi/linux/usb/cdc.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/include/uapi/linux/usb/cdc.h b/include/uapi/linux/usb/cdc.h
index 6d61550959ef..372c81425cae 100644
--- a/include/uapi/linux/usb/cdc.h
+++ b/include/uapi/linux/usb/cdc.h
@@ -271,6 +271,10 @@ struct usb_cdc_line_coding {
__u8 bDataBits;
} __attribute__ ((packed));

+/* Control Signal Bitmap Values from 6.2.14 SetControlLineState */
+#define USB_CDC_CTRL_DTR (1 << 0)
+#define USB_CDC_CTRL_RTS (1 << 1)
+
/* table 62; bits in multicast filter */
#define USB_CDC_PACKET_TYPE_PROMISCUOUS (1 << 0)
#define USB_CDC_PACKET_TYPE_ALL_MULTICAST (1 << 1) /* no filter */
--
2.35.1