* for noise.
* 2 0x08 image sensor image sensor tracks 5 fingers, but only
* reports 2.
+ * 2 0x01 uniform clickpad whole clickpad moves instead of being
+ * hinged at the top.
* 2 0x20 report min query 0x0f gives min coord reported
- * 2 0x80 forcepad forcepad is a variant of clickpad that
- * does not have physical buttons but rather
- * uses pressure above certain threshold to
- * report primary clicks. Forcepads also have
- * clickpad bit set.
*/
#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & 0x080000)
#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & 0x000400)
#define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & 0x000800)
-#define SYN_CAP_FORCEPAD(ex0c) ((ex0c) & 0x008000)
/* synaptics modes query bits */
#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
/* amount to fuzz position data when touchpad reports reduced filtering */
#define SYN_REDUCED_FILTER_FUZZ 8
-/*
- * A structure to describe which internal touchpad finger slots are being
- * reported in raw packets.
- */
-struct synaptics_mt_state {
- int count; /* num fingers being tracked */
- int sgm; /* which slot is reported by sgm pkt */
- int agm; /* which slot is reported by agm pkt*/
-};
-
/*
* A structure to describe the state of the touchpad hardware (buttons and pad)
*/
unsigned int down:1;
unsigned char ext_buttons;
signed char scroll;
-
- /* As reported in last AGM-CONTACT packets */
- struct synaptics_mt_state mt_state;
};
struct synaptics_data {
struct serio *pt_port; /* Pass-through serio port */
- struct synaptics_mt_state mt_state; /* Current mt finger state */
- bool mt_state_lost; /* mt_state may be incorrect */
-
/*
* Last received Advanced Gesture Mode (AGM) packet. An AGM packet
* contains position data for a second contact, at half resolution.
*/
struct synaptics_hw_state agm;
- bool agm_pending; /* new AGM packet received */
+ unsigned int agm_count; /* finger count reported by agm */
/* ForcePad handling */
unsigned long press_start;