/* SPDX-License-Identifier: GPL-2.0 *//* * USB IrDA Bridge Device Definition */ #ifndef __LINUX_USB_IRDA_H#define __LINUX_USB_IRDA_H /* This device should use Application-specific class */ #define USB_SUBCLASS_IRDA			0x02 /*-------------------------------------------------------------------------*/ /* Class-Specific requests (bRequest field) */ #define USB_REQ_CS_IRDA_RECEIVING		1#define USB_REQ_CS_IRDA_CHECK_MEDIA_BUSY	3#define USB_REQ_CS_IRDA_RATE_SNIFF		4#define USB_REQ_CS_IRDA_UNICAST_LIST		5#define USB_REQ_CS_IRDA_GET_CLASS_DESC		6 /*-------------------------------------------------------------------------*/ /* Class-Specific descriptor */ #define USB_DT_CS_IRDA				0x21 /*-------------------------------------------------------------------------*/ /* Data sizes */ #define USB_IRDA_DS_2048			(1 << 5)#define USB_IRDA_DS_1024			(1 << 4)#define USB_IRDA_DS_512				(1 << 3)#define USB_IRDA_DS_256				(1 << 2)#define USB_IRDA_DS_128				(1 << 1)#define USB_IRDA_DS_64				(1 << 0) /* Window sizes */ #define USB_IRDA_WS_7				(1 << 6)#define USB_IRDA_WS_6				(1 << 5)#define USB_IRDA_WS_5				(1 << 4)#define USB_IRDA_WS_4				(1 << 3)#define USB_IRDA_WS_3				(1 << 2)#define USB_IRDA_WS_2				(1 << 1)#define USB_IRDA_WS_1				(1 << 0) /* Min turnaround times in usecs */ #define USB_IRDA_MTT_0				(1 << 7)#define USB_IRDA_MTT_10				(1 << 6)#define USB_IRDA_MTT_50				(1 << 5)#define USB_IRDA_MTT_100			(1 << 4)#define USB_IRDA_MTT_500			(1 << 3)#define USB_IRDA_MTT_1000			(1 << 2)#define USB_IRDA_MTT_5000			(1 << 1)#define USB_IRDA_MTT_10000			(1 << 0) /* Baud rates */ #define USB_IRDA_BR_4000000			(1 << 8)#define USB_IRDA_BR_1152000			(1 << 7)#define USB_IRDA_BR_576000			(1 << 6)#define USB_IRDA_BR_115200			(1 << 5)#define USB_IRDA_BR_57600			(1 << 4)#define USB_IRDA_BR_38400			(1 << 3)#define USB_IRDA_BR_19200			(1 << 2)#define USB_IRDA_BR_9600			(1 << 1)#define USB_IRDA_BR_2400			(1 << 0) /* Additional BOFs */ #define USB_IRDA_AB_0				(1 << 7)#define USB_IRDA_AB_1				(1 << 6)#define USB_IRDA_AB_2				(1 << 5)#define USB_IRDA_AB_3				(1 << 4)#define USB_IRDA_AB_6				(1 << 3)#define USB_IRDA_AB_12				(1 << 2)#define USB_IRDA_AB_24				(1 << 1)#define USB_IRDA_AB_48				(1 << 0) /* IRDA Rate Sniff */ #define USB_IRDA_RATE_SNIFF			1 /*-------------------------------------------------------------------------*/ struct usb_irda_cs_descriptor {	__u8	bLength;	__u8	bDescriptorType; 	__le16	bcdSpecRevision;	__u8	bmDataSize;	__u8	bmWindowSize;	__u8	bmMinTurnaroundTime;	__le16	wBaudRate;	__u8	bmAdditionalBOFs;	__u8	bIrdaRateSniff;	__u8	bMaxUnicastList;} __attribute__ ((packed)); /*-------------------------------------------------------------------------*/ /* Data Format */ #define USB_IRDA_STATUS_MEDIA_BUSY	(1 << 7) /* The following is a 4-bit value used for both * inbound and outbound headers: * * 0 - speed ignored * 1 - 2400 bps * 2 - 9600 bps * 3 - 19200 bps * 4 - 38400 bps * 5 - 57600 bps * 6 - 115200 bps * 7 - 576000 bps * 8 - 1.152 Mbps * 9 - 4 Mbps * 10..15 - Reserved */#define USB_IRDA_STATUS_LINK_SPEED	0x0f #define USB_IRDA_LS_NO_CHANGE		0#define USB_IRDA_LS_2400		1#define USB_IRDA_LS_9600		2#define USB_IRDA_LS_19200		3#define USB_IRDA_LS_38400		4#define USB_IRDA_LS_57600		5#define USB_IRDA_LS_115200		6#define USB_IRDA_LS_576000		7#define USB_IRDA_LS_1152000		8#define USB_IRDA_LS_4000000		9 /* The following is a 4-bit value used only for * outbound header: * * 0 - No change (BOF ignored) * 1 - 48 BOFs * 2 - 24 BOFs * 3 - 12 BOFs * 4 - 6 BOFs * 5 - 3 BOFs * 6 - 2 BOFs * 7 - 1 BOFs * 8 - 0 BOFs * 9..15 - Reserved */#define USB_IRDA_EXTRA_BOFS		0xf0 struct usb_irda_inbound_header {	__u8		bmStatus;}; struct usb_irda_outbound_header {	__u8		bmChange;}; #endif /* __LINUX_USB_IRDA_H */