1#ifndef _PSMOUSE_H 2#define _PSMOUSE_H 3 4#define PSMOUSE_CMD_SETSCALE11 0x00e6 5#define PSMOUSE_CMD_SETSCALE21 0x00e7 6#define PSMOUSE_CMD_SETRES 0x10e8 7#define PSMOUSE_CMD_GETINFO 0x03e9 8#define PSMOUSE_CMD_SETSTREAM 0x00ea 9#define PSMOUSE_CMD_SETPOLL 0x00f0 10#define PSMOUSE_CMD_POLL 0x00eb /* caller sets number of bytes to receive */ 11#define PSMOUSE_CMD_RESET_WRAP 0x00ec 12#define PSMOUSE_CMD_GETID 0x02f2 13#define PSMOUSE_CMD_SETRATE 0x10f3 14#define PSMOUSE_CMD_ENABLE 0x00f4 15#define PSMOUSE_CMD_DISABLE 0x00f5 16#define PSMOUSE_CMD_RESET_DIS 0x00f6 17#define PSMOUSE_CMD_RESET_BAT 0x02ff 18 19#define PSMOUSE_RET_BAT 0xaa 20#define PSMOUSE_RET_ID 0x00 21#define PSMOUSE_RET_ACK 0xfa 22#define PSMOUSE_RET_NAK 0xfe 23 24enum psmouse_state { 25 PSMOUSE_IGNORE, 26 PSMOUSE_INITIALIZING, 27 PSMOUSE_RESYNCING, 28 PSMOUSE_CMD_MODE, 29 PSMOUSE_ACTIVATED, 30}; 31 32/* psmouse protocol handler return codes */ 33typedef enum { 34 PSMOUSE_BAD_DATA, 35 PSMOUSE_GOOD_DATA, 36 PSMOUSE_FULL_PACKET 37} psmouse_ret_t; 38 39enum psmouse_scale { 40 PSMOUSE_SCALE11, 41 PSMOUSE_SCALE21 42}; 43 44struct psmouse { 45 void *private; 46 struct input_dev *dev; 47 struct ps2dev ps2dev; 48 struct delayed_work resync_work; 49 char *vendor; 50 char *name; 51 unsigned char packet[8]; 52 unsigned char badbyte; 53 unsigned char pktcnt; 54 unsigned char pktsize; 55 unsigned char type; 56 bool ignore_parity; 57 bool acks_disable_command; 58 unsigned int model; 59 unsigned long last; 60 unsigned long out_of_sync_cnt; 61 unsigned long num_resyncs; 62 enum psmouse_state state; 63 char devname[64]; 64 char phys[32]; 65 66 unsigned int rate; 67 unsigned int resolution; 68 unsigned int resetafter; 69 unsigned int resync_time; 70 bool smartscroll; /* Logitech only */ 71 72 psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse); 73 void (*set_rate)(struct psmouse *psmouse, unsigned int rate); 74 void (*set_resolution)(struct psmouse *psmouse, unsigned int resolution); 75 void (*set_scale)(struct psmouse *psmouse, enum psmouse_scale scale); 76 77 int (*reconnect)(struct psmouse *psmouse); 78 void (*disconnect)(struct psmouse *psmouse); 79 void (*cleanup)(struct psmouse *psmouse); 80 int (*poll)(struct psmouse *psmouse); 81 82 void (*pt_activate)(struct psmouse *psmouse); 83 void (*pt_deactivate)(struct psmouse *psmouse); 84}; 85 86enum psmouse_type { 87 PSMOUSE_NONE, 88 PSMOUSE_PS2, 89 PSMOUSE_PS2PP, 90 PSMOUSE_THINKPS, 91 PSMOUSE_GENPS, 92 PSMOUSE_IMPS, 93 PSMOUSE_IMEX, 94 PSMOUSE_SYNAPTICS, 95 PSMOUSE_ALPS, 96 PSMOUSE_LIFEBOOK, 97 PSMOUSE_TRACKPOINT, 98 PSMOUSE_TOUCHKIT_PS2, 99 PSMOUSE_CORTRON, 100 PSMOUSE_HGPK, 101 PSMOUSE_ELANTECH, 102 PSMOUSE_FSP, 103 PSMOUSE_SYNAPTICS_RELATIVE, 104 PSMOUSE_CYPRESS, 105 PSMOUSE_FOCALTECH, 106 PSMOUSE_VMMOUSE, 107 PSMOUSE_AUTO /* This one should always be last */ 108}; 109 110void psmouse_queue_work(struct psmouse *psmouse, struct delayed_work *work, 111 unsigned long delay); 112int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command); 113int psmouse_reset(struct psmouse *psmouse); 114void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state); 115void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution); 116psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse); 117int psmouse_activate(struct psmouse *psmouse); 118int psmouse_deactivate(struct psmouse *psmouse); 119bool psmouse_matches_pnp_id(struct psmouse *psmouse, const char * const ids[]); 120 121struct psmouse_attribute { 122 struct device_attribute dattr; 123 void *data; 124 ssize_t (*show)(struct psmouse *psmouse, void *data, char *buf); 125 ssize_t (*set)(struct psmouse *psmouse, void *data, 126 const char *buf, size_t count); 127 bool protect; 128}; 129#define to_psmouse_attr(a) container_of((a), struct psmouse_attribute, dattr) 130 131ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *attr, 132 char *buf); 133ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *attr, 134 const char *buf, size_t count); 135 136#define __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect) \ 137static struct psmouse_attribute psmouse_attr_##_name = { \ 138 .dattr = { \ 139 .attr = { \ 140 .name = __stringify(_name), \ 141 .mode = _mode, \ 142 }, \ 143 .show = psmouse_attr_show_helper, \ 144 .store = psmouse_attr_set_helper, \ 145 }, \ 146 .data = _data, \ 147 .show = _show, \ 148 .set = _set, \ 149 .protect = _protect, \ 150} 151 152#define __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, _protect) \ 153 static ssize_t _show(struct psmouse *, void *, char *); \ 154 static ssize_t _set(struct psmouse *, void *, const char *, size_t); \ 155 __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect) 156 157#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set) \ 158 __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, true) 159 160#define PSMOUSE_DEFINE_RO_ATTR(_name, _mode, _data, _show) \ 161 static ssize_t _show(struct psmouse *, void *, char *); \ 162 __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, NULL, true) 163 164#define PSMOUSE_DEFINE_WO_ATTR(_name, _mode, _data, _set) \ 165 static ssize_t _set(struct psmouse *, void *, const char *, size_t); \ 166 __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, NULL, _set, true) 167 168#ifndef psmouse_fmt 169#define psmouse_fmt(fmt) KBUILD_BASENAME ": " fmt 170#endif 171 172#define psmouse_dbg(psmouse, format, ...) \ 173 dev_dbg(&(psmouse)->ps2dev.serio->dev, \ 174 psmouse_fmt(format), ##__VA_ARGS__) 175#define psmouse_info(psmouse, format, ...) \ 176 dev_info(&(psmouse)->ps2dev.serio->dev, \ 177 psmouse_fmt(format), ##__VA_ARGS__) 178#define psmouse_warn(psmouse, format, ...) \ 179 dev_warn(&(psmouse)->ps2dev.serio->dev, \ 180 psmouse_fmt(format), ##__VA_ARGS__) 181#define psmouse_err(psmouse, format, ...) \ 182 dev_err(&(psmouse)->ps2dev.serio->dev, \ 183 psmouse_fmt(format), ##__VA_ARGS__) 184#define psmouse_notice(psmouse, format, ...) \ 185 dev_notice(&(psmouse)->ps2dev.serio->dev, \ 186 psmouse_fmt(format), ##__VA_ARGS__) 187#define psmouse_printk(level, psmouse, format, ...) \ 188 dev_printk(level, \ 189 &(psmouse)->ps2dev.serio->dev, \ 190 psmouse_fmt(format), ##__VA_ARGS__) 191 192 193#endif /* _PSMOUSE_H */ 194