| /* 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 */ | |