1 /* 2 * USB IrDA Bridge Device Definition 3 */ 4 5 #ifndef __LINUX_USB_IRDA_H 6 #define __LINUX_USB_IRDA_H 7 8 /* This device should use Application-specific class */ 9 10 #define USB_SUBCLASS_IRDA 0x02 11 12 /*-------------------------------------------------------------------------*/ 13 14 /* Class-Specific requests (bRequest field) */ 15 16 #define USB_REQ_CS_IRDA_RECEIVING 1 17 #define USB_REQ_CS_IRDA_CHECK_MEDIA_BUSY 3 18 #define USB_REQ_CS_IRDA_RATE_SNIFF 4 19 #define USB_REQ_CS_IRDA_UNICAST_LIST 5 20 #define USB_REQ_CS_IRDA_GET_CLASS_DESC 6 21 22 /*-------------------------------------------------------------------------*/ 23 24 /* Class-Specific descriptor */ 25 26 #define USB_DT_CS_IRDA 0x21 27 28 /*-------------------------------------------------------------------------*/ 29 30 /* Data sizes */ 31 32 #define USB_IRDA_DS_2048 (1 << 5) 33 #define USB_IRDA_DS_1024 (1 << 4) 34 #define USB_IRDA_DS_512 (1 << 3) 35 #define USB_IRDA_DS_256 (1 << 2) 36 #define USB_IRDA_DS_128 (1 << 1) 37 #define USB_IRDA_DS_64 (1 << 0) 38 39 /* Window sizes */ 40 41 #define USB_IRDA_WS_7 (1 << 6) 42 #define USB_IRDA_WS_6 (1 << 5) 43 #define USB_IRDA_WS_5 (1 << 4) 44 #define USB_IRDA_WS_4 (1 << 3) 45 #define USB_IRDA_WS_3 (1 << 2) 46 #define USB_IRDA_WS_2 (1 << 1) 47 #define USB_IRDA_WS_1 (1 << 0) 48 49 /* Min turnaround times in usecs */ 50 51 #define USB_IRDA_MTT_0 (1 << 7) 52 #define USB_IRDA_MTT_10 (1 << 6) 53 #define USB_IRDA_MTT_50 (1 << 5) 54 #define USB_IRDA_MTT_100 (1 << 4) 55 #define USB_IRDA_MTT_500 (1 << 3) 56 #define USB_IRDA_MTT_1000 (1 << 2) 57 #define USB_IRDA_MTT_5000 (1 << 1) 58 #define USB_IRDA_MTT_10000 (1 << 0) 59 60 /* Baud rates */ 61 62 #define USB_IRDA_BR_4000000 (1 << 8) 63 #define USB_IRDA_BR_1152000 (1 << 7) 64 #define USB_IRDA_BR_576000 (1 << 6) 65 #define USB_IRDA_BR_115200 (1 << 5) 66 #define USB_IRDA_BR_57600 (1 << 4) 67 #define USB_IRDA_BR_38400 (1 << 3) 68 #define USB_IRDA_BR_19200 (1 << 2) 69 #define USB_IRDA_BR_9600 (1 << 1) 70 #define USB_IRDA_BR_2400 (1 << 0) 71 72 /* Additional BOFs */ 73 74 #define USB_IRDA_AB_0 (1 << 7) 75 #define USB_IRDA_AB_1 (1 << 6) 76 #define USB_IRDA_AB_2 (1 << 5) 77 #define USB_IRDA_AB_3 (1 << 4) 78 #define USB_IRDA_AB_6 (1 << 3) 79 #define USB_IRDA_AB_12 (1 << 2) 80 #define USB_IRDA_AB_24 (1 << 1) 81 #define USB_IRDA_AB_48 (1 << 0) 82 83 /* IRDA Rate Sniff */ 84 85 #define USB_IRDA_RATE_SNIFF 1 86 87 /*-------------------------------------------------------------------------*/ 88 89 struct usb_irda_cs_descriptor { 90 __u8 bLength; 91 __u8 bDescriptorType; 92 93 __le16 bcdSpecRevision; 94 __u8 bmDataSize; 95 __u8 bmWindowSize; 96 __u8 bmMinTurnaroundTime; 97 __le16 wBaudRate; 98 __u8 bmAdditionalBOFs; 99 __u8 bIrdaRateSniff; 100 __u8 bMaxUnicastList; 101 } __attribute__ ((packed)); 102 103 /*-------------------------------------------------------------------------*/ 104 105 /* Data Format */ 106 107 #define USB_IRDA_STATUS_MEDIA_BUSY (1 << 7) 108 109 /* The following is a 4-bit value used for both 110 * inbound and outbound headers: 111 * 112 * 0 - speed ignored 113 * 1 - 2400 bps 114 * 2 - 9600 bps 115 * 3 - 19200 bps 116 * 4 - 38400 bps 117 * 5 - 57600 bps 118 * 6 - 115200 bps 119 * 7 - 576000 bps 120 * 8 - 1.152 Mbps 121 * 9 - 5 mbps 122 * 10..15 - Reserved 123 */ 124 #define USB_IRDA_STATUS_LINK_SPEED 0x0f 125 126 /* The following is a 4-bit value used only for 127 * outbound header: 128 * 129 * 0 - No change (BOF ignored) 130 * 1 - 48 BOFs 131 * 2 - 24 BOFs 132 * 3 - 12 BOFs 133 * 4 - 6 BOFs 134 * 5 - 3 BOFs 135 * 6 - 2 BOFs 136 * 7 - 1 BOFs 137 * 8 - 0 BOFs 138 * 9..15 - Reserved 139 */ 140 #define USB_IRDA_EXTRA_BOFS 0xf0 141 142 struct usb_irda_inbound_header { 143 __u8 bmStatus; 144 }; 145 146 struct usb_irda_outbound_header { 147 __u8 bmChange; 148 }; 149 150 #endif /* __LINUX_USB_IRDA_H */ 151 152