/* * This file is auto-generated. Modifications will be lost. * * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ * for more information. */ #ifndef _TOUCH_OFFLOAD_H #define _TOUCH_OFFLOAD_H #define TOUCH_OFFLOAD_INTERFACE_MAJOR_VERSION 2 #define TOUCH_OFFLOAD_INTERFACE_MINOR_VERSION 0 #define TOUCH_OFFLOAD_MAGIC '7' #define BUS_TYPE_I2C 0 #define BUS_TYPE_SPI 1 #define BUS_TYPE_I3C 2 #define HEATMAP_SIZE_PARTIAL 0 #define HEATMAP_SIZE_FULL 1 #define TOUCH_DATA_TYPE_COORD 0x0001 #define TOUCH_DATA_TYPE_RAW 0x0002 #define TOUCH_DATA_TYPE_FILTERED 0x0004 #define TOUCH_DATA_TYPE_BASELINE 0x0008 #define TOUCH_DATA_TYPE_STRENGTH 0x0010 #define TOUCH_SCAN_TYPE_MUTUAL 0x0040 #define TOUCH_SCAN_TYPE_SELF 0x0080 #define CONTEXT_CHANNEL_TYPE_DRIVER_STATUS 0x0100 #define CONTEXT_CHANNEL_TYPE_STYLUS_STATUS 0x0200 #define CONTEXT_CHANNEL_BIT_START 0x0100 #define CONTEXT_CHANNEL_BIT_END 0x0200 struct TouchOffloadCaps { __u32 touch_offload_major_version; __u32 touch_offload_minor_version; __u8 reserved1[8]; __u32 device_id; __u16 display_width; __u16 display_height; __u16 tx_size; __u16 rx_size; __u8 bus_type; __u32 bus_speed_hz; __u8 reserved2[16]; __u8 heatmap_size; __u16 touch_data_types; __u16 touch_scan_types; __u16 context_channel_types; __u8 reserved3[16]; __u8 continuous_reporting; __u8 noise_reporting; __u8 cancel_reporting; __u8 size_reporting; __u8 rotation_reporting; __u8 filter_grip; __u8 filter_palm; __u8 num_sensitivity_settings; __u8 auto_reporting; __u8 reserved4[32]; } __attribute__((packed)); struct TouchOffloadConfig { __u8 continuous_reporting; __u8 noise_reporting; __u8 cancel_reporting; __u8 filter_grip; __u8 filter_palm; __u8 sensitivity_setting; __u8 auto_reporting; __u8 reserved1[16]; __u8 read_coords; __u16 mutual_data_types; __u16 self_data_types; __u16 context_channel_types; __u8 reserved2[16]; } __attribute__((packed)); struct TouchOffloadFrameHeader { __u32 frame_size; __u64 index; __u64 timestamp; __u8 num_channels; } __attribute__((packed)); struct TouchOffloadChannelHeader { __u32 channel_type; __u32 channel_size; } __attribute__((packed)); enum CoordStatus { COORD_STATUS_INACTIVE = 0x00, COORD_STATUS_FINGER = 0x01, COORD_STATUS_EDGE = 0x02, COORD_STATUS_PALM = 0x03, COORD_STATUS_CANCEL = 0x04, COORD_STATUS_PEN = 0x05 }; #define MAX_COORDS 10 struct TouchOffloadCoord { __u16 x; __u16 y; enum CoordStatus status; __u32 major; __u32 minor; __u32 pressure; __s16 rotation; __u8 reserved1[16]; } __attribute__((packed)); struct TouchOffloadDataCoord { struct TouchOffloadChannelHeader header; struct TouchOffloadCoord coords[MAX_COORDS]; __u8 reserved1[16]; } __attribute__((packed)); #define TOUCH_OFFLOAD_FRAME_SIZE_COORD (sizeof(struct TouchOffloadDataCoord)) struct TouchOffloadData2d { struct TouchOffloadChannelHeader header; __u16 tx_size; __u16 rx_size; __u8 reserved1[16]; __u8 data[1]; } __attribute__((packed)); #define TOUCH_OFFLOAD_DATA_SIZE_2D(rx,tx) (sizeof(__u16) * (rx) * (tx)) #define TOUCH_OFFLOAD_FRAME_SIZE_2D(rx,tx) (sizeof(struct TouchOffloadData2d) - 1 + TOUCH_OFFLOAD_DATA_SIZE_2D((rx), (tx))) struct TouchOffloadData1d { struct TouchOffloadChannelHeader header; __u16 tx_size; __u16 rx_size; __u8 reserved1[16]; __u8 data[1]; } __attribute__((packed)); #define TOUCH_OFFLOAD_DATA_SIZE_1D(rx,tx) (sizeof(__u16) * ((rx) + (tx))) #define TOUCH_OFFLOAD_FRAME_SIZE_1D(rx,tx) (sizeof(struct TouchOffloadData1d) - 1 + TOUCH_OFFLOAD_DATA_SIZE_1D((rx), (tx))) struct TouchOffloadDriverStatus { struct TouchOffloadChannelHeader header; struct { __u32 screen_state : 1; __u32 display_refresh_rate : 1; __u32 touch_report_rate : 1; __u32 noise_state : 1; __u32 water_mode : 1; __u32 charger_state : 1; __u32 hinge_angle : 1; __u32 offload_timestamp : 1; } contents; __u8 reserved1[8]; __u8 screen_state; __u8 display_refresh_rate; __u8 touch_report_rate; __u8 noise_state; __u8 water_mode; __u8 charger_state; __s16 hinge_angle; __u64 offload_timestamp; __u8 reserved2[32]; } __attribute__((packed)); #define TOUCH_OFFLOAD_FRAME_SIZE_DRIVER_STATUS (sizeof(struct TouchOffloadDriverStatus)) struct TouchOffloadStylusStatus { struct TouchOffloadChannelHeader header; struct { __u32 coords : 1; __u32 coords_timestamp : 1; __u32 pen_paired : 1; __u32 pen_active : 1; } contents; __u8 reserved1[8]; struct TouchOffloadCoord coords[MAX_COORDS]; __u64 coords_timestamp; __u8 reserved2[16]; __u8 pen_paired; __u8 pen_active; __u8 reserved3[16]; } __attribute__((packed)); #define TOUCH_OFFLOAD_FRAME_SIZE_STYLUS_STATUS (sizeof(struct TouchOffloadStylusStatus)) struct TouchOffloadIocGetCaps { struct TouchOffloadCaps caps; __u8 reserved1[16]; } __attribute__((packed)); struct TouchOffloadIocConfigure { struct TouchOffloadConfig config; __u8 reserved1[16]; } __attribute__((packed)); struct TouchOffloadIocReport { __u64 index; __u64 timestamp; __u8 num_coords; __u8 reserved1[16]; struct TouchOffloadCoord coords[MAX_COORDS]; } __attribute__((packed)); #define TOUCH_OFFLOAD_IOC_RD_GETCAPS _IOR(TOUCH_OFFLOAD_MAGIC, 0, struct TouchOffloadIocGetCaps) #define TOUCH_OFFLOAD_IOC_WR_CONFIGURE _IOW(TOUCH_OFFLOAD_MAGIC, 1, struct TouchOffloadIocConfigure) #define TOUCH_OFFLOAD_IOC_START _IOC(TOUCH_OFFLOAD_MAGIC, 2) #define TOUCH_OFFLOAD_IOC_WR_REPORT _IOW(TOUCH_OFFLOAD_MAGIC, 3, struct TouchOffloadIocReport) #define TOUCH_OFFLOAD_IOC_STOP _IOC(TOUCH_OFFLOAD_MAGIC, 4) #endif