diff options
Diffstat (limited to 'drivers/input/mouse/alps.h')
| -rw-r--r-- | drivers/input/mouse/alps.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h index 5e638be..9704805 100644 --- a/drivers/input/mouse/alps.h +++ b/drivers/input/mouse/alps.h @@ -60,6 +60,42 @@ struct alps_nibble_commands { }; /** + * struct alps_fields - decoded version of the report packet + * @x_map: Bitmap of active X positions for MT. + * @y_map: Bitmap of active Y positions for MT. + * @fingers: Number of fingers for MT. + * @x: X position for ST. + * @y: Y position for ST. + * @z: Z position for ST. + * @first_mp: Packet is the first of a multi-packet report. + * @is_mp: Packet is part of a multi-packet report. + * @left: Left touchpad button is active. + * @right: Right touchpad button is active. + * @middle: Middle touchpad button is active. + * @ts_left: Left trackstick button is active. + * @ts_right: Right trackstick button is active. + * @ts_middle: Middle trackstick button is active. + */ +struct alps_fields { + unsigned int x_map; + unsigned int y_map; + unsigned int fingers; + unsigned int x; + unsigned int y; + unsigned int z; + unsigned int first_mp:1; + unsigned int is_mp:1; + + unsigned int left:1; + unsigned int right:1; + unsigned int middle:1; + + unsigned int ts_left:1; + unsigned int ts_right:1; + unsigned int ts_middle:1; +}; + +/** * struct alps_data - private data structure for the ALPS driver * @dev2: "Relative" device used to report trackstick or mouse activity. * @phys: Physical path for the relative device. @@ -78,6 +114,7 @@ struct alps_nibble_commands { * @y_bits: Number of Y bits in the MT bitmap. * @hw_init: Protocol-specific hardware init function. * @process_packet: Protocol-specific function to process a report packet. + * @decode_fields: Protocol-specific function to read packet bitfields. * @set_abs_params: Protocol-specific function to configure the input_dev. * @prev_fin: Finger bit from previous packet. * @multi_packet: Multi-packet data in progress. @@ -107,6 +144,7 @@ struct alps_data { int (*hw_init)(struct psmouse *psmouse); void (*process_packet)(struct psmouse *psmouse); + void (*decode_fields)(struct alps_fields *f, unsigned char *p); void (*set_abs_params)(struct alps_data *priv, struct input_dev *dev1); int prev_fin; |