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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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290b799c39
Instead of having various protocols provide <protocol>_supported() functions, let's use IS_ENABLED() macro that works well in "if" statements. Acked-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
187 lines
6.1 KiB
C
187 lines
6.1 KiB
C
#ifndef _CYPRESS_PS2_H
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#define _CYPRESS_PS2_H
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#include "psmouse.h"
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#define CMD_BITS_MASK 0x03
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#define COMPOSIT(x, s) (((x) & CMD_BITS_MASK) << (s))
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#define ENCODE_CMD(aa, bb, cc, dd) \
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(COMPOSIT((aa), 6) | COMPOSIT((bb), 4) | COMPOSIT((cc), 2) | COMPOSIT((dd), 0))
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#define CYTP_CMD_ABS_NO_PRESSURE_MODE ENCODE_CMD(0, 1, 0, 0)
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#define CYTP_CMD_ABS_WITH_PRESSURE_MODE ENCODE_CMD(0, 1, 0, 1)
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#define CYTP_CMD_SMBUS_MODE ENCODE_CMD(0, 1, 1, 0)
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#define CYTP_CMD_STANDARD_MODE ENCODE_CMD(0, 2, 0, 0) /* not implemented yet. */
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#define CYTP_CMD_CYPRESS_REL_MODE ENCODE_CMD(1, 1, 1, 1) /* not implemented yet. */
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#define CYTP_CMD_READ_CYPRESS_ID ENCODE_CMD(0, 0, 0, 0)
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#define CYTP_CMD_READ_TP_METRICS ENCODE_CMD(0, 0, 0, 1)
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#define CYTP_CMD_SET_HSCROLL_WIDTH(w) ENCODE_CMD(1, 1, 0, (w))
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#define CYTP_CMD_SET_HSCROLL_MASK ENCODE_CMD(1, 1, 0, 0)
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#define CYTP_CMD_SET_VSCROLL_WIDTH(w) ENCODE_CMD(1, 2, 0, (w))
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#define CYTP_CMD_SET_VSCROLL_MASK ENCODE_CMD(1, 2, 0, 0)
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#define CYTP_CMD_SET_PALM_GEOMETRY(e) ENCODE_CMD(1, 2, 1, (e))
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#define CYTP_CMD_PALM_GEMMETRY_MASK ENCODE_CMD(1, 2, 1, 0)
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#define CYTP_CMD_SET_PALM_SENSITIVITY(s) ENCODE_CMD(1, 2, 2, (s))
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#define CYTP_CMD_PALM_SENSITIVITY_MASK ENCODE_CMD(1, 2, 2, 0)
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#define CYTP_CMD_SET_MOUSE_SENSITIVITY(s) ENCODE_CMD(1, 3, ((s) >> 2), (s))
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#define CYTP_CMD_MOUSE_SENSITIVITY_MASK ENCODE_CMD(1, 3, 0, 0)
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#define CYTP_CMD_REQUEST_BASELINE_STATUS ENCODE_CMD(2, 0, 0, 1)
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#define CYTP_CMD_REQUEST_RECALIBRATION ENCODE_CMD(2, 0, 0, 3)
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#define DECODE_CMD_AA(x) (((x) >> 6) & CMD_BITS_MASK)
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#define DECODE_CMD_BB(x) (((x) >> 4) & CMD_BITS_MASK)
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#define DECODE_CMD_CC(x) (((x) >> 2) & CMD_BITS_MASK)
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#define DECODE_CMD_DD(x) ((x) & CMD_BITS_MASK)
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/* Cypress trackpad working mode. */
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#define CYTP_BIT_ABS_PRESSURE (1 << 3)
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#define CYTP_BIT_ABS_NO_PRESSURE (1 << 2)
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#define CYTP_BIT_CYPRESS_REL (1 << 1)
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#define CYTP_BIT_STANDARD_REL (1 << 0)
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#define CYTP_BIT_REL_MASK (CYTP_BIT_CYPRESS_REL | CYTP_BIT_STANDARD_REL)
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#define CYTP_BIT_ABS_MASK (CYTP_BIT_ABS_PRESSURE | CYTP_BIT_ABS_NO_PRESSURE)
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#define CYTP_BIT_ABS_REL_MASK (CYTP_BIT_ABS_MASK | CYTP_BIT_REL_MASK)
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#define CYTP_BIT_HIGH_RATE (1 << 4)
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/*
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* report mode bit is set, firmware working in Remote Mode.
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* report mode bit is cleared, firmware working in Stream Mode.
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*/
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#define CYTP_BIT_REPORT_MODE (1 << 5)
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/* scrolling width values for set HSCROLL and VSCROLL width command. */
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#define SCROLL_WIDTH_NARROW 1
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#define SCROLL_WIDTH_NORMAL 2
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#define SCROLL_WIDTH_WIDE 3
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#define PALM_GEOMETRY_ENABLE 1
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#define PALM_GEOMETRY_DISABLE 0
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#define TP_METRICS_MASK 0x80
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#define FW_VERSION_MASX 0x7f
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#define FW_VER_HIGH_MASK 0x70
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#define FW_VER_LOW_MASK 0x0f
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/* Times to retry a ps2_command and millisecond delay between tries. */
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#define CYTP_PS2_CMD_TRIES 3
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#define CYTP_PS2_CMD_DELAY 500
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/* time out for PS/2 command only in milliseconds. */
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#define CYTP_CMD_TIMEOUT 200
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#define CYTP_DATA_TIMEOUT 30
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#define CYTP_EXT_CMD 0xe8
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#define CYTP_PS2_RETRY 0xfe
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#define CYTP_PS2_ERROR 0xfc
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#define CYTP_RESP_RETRY 0x01
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#define CYTP_RESP_ERROR 0xfe
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#define CYTP_105001_WIDTH 97 /* Dell XPS 13 */
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#define CYTP_105001_HIGH 59
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#define CYTP_DEFAULT_WIDTH (CYTP_105001_WIDTH)
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#define CYTP_DEFAULT_HIGH (CYTP_105001_HIGH)
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#define CYTP_ABS_MAX_X 1600
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#define CYTP_ABS_MAX_Y 900
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#define CYTP_MAX_PRESSURE 255
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#define CYTP_MIN_PRESSURE 0
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/* header byte bits of relative package. */
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#define BTN_LEFT_BIT 0x01
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#define BTN_RIGHT_BIT 0x02
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#define BTN_MIDDLE_BIT 0x04
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#define REL_X_SIGN_BIT 0x10
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#define REL_Y_SIGN_BIT 0x20
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/* header byte bits of absolute package. */
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#define ABS_VSCROLL_BIT 0x10
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#define ABS_HSCROLL_BIT 0x20
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#define ABS_MULTIFINGER_TAP 0x04
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#define ABS_EDGE_MOTION_MASK 0x80
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#define DFLT_RESP_BITS_VALID 0x88 /* SMBus bit should not be set. */
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#define DFLT_RESP_SMBUS_BIT 0x80
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#define DFLT_SMBUS_MODE 0x80
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#define DFLT_PS2_MODE 0x00
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#define DFLT_RESP_BIT_MODE 0x40
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#define DFLT_RESP_REMOTE_MODE 0x40
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#define DFLT_RESP_STREAM_MODE 0x00
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#define DFLT_RESP_BIT_REPORTING 0x20
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#define DFLT_RESP_BIT_SCALING 0x10
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#define TP_METRICS_BIT_PALM 0x80
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#define TP_METRICS_BIT_STUBBORN 0x40
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#define TP_METRICS_BIT_2F_JITTER 0x30
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#define TP_METRICS_BIT_1F_JITTER 0x0c
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#define TP_METRICS_BIT_APA 0x02
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#define TP_METRICS_BIT_MTG 0x01
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#define TP_METRICS_BIT_ABS_PKT_FORMAT_SET 0xf0
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#define TP_METRICS_BIT_2F_SPIKE 0x0c
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#define TP_METRICS_BIT_1F_SPIKE 0x03
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/* bits of first byte response of E9h-Status Request command. */
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#define RESP_BTN_RIGHT_BIT 0x01
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#define RESP_BTN_MIDDLE_BIT 0x02
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#define RESP_BTN_LEFT_BIT 0x04
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#define RESP_SCALING_BIT 0x10
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#define RESP_ENABLE_BIT 0x20
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#define RESP_REMOTE_BIT 0x40
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#define RESP_SMBUS_BIT 0x80
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#define CYTP_MAX_MT_SLOTS 2
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struct cytp_contact {
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int x;
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int y;
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int z; /* also named as touch pressure. */
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};
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/* The structure of Cypress Trackpad event data. */
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struct cytp_report_data {
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int contact_cnt;
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struct cytp_contact contacts[CYTP_MAX_MT_SLOTS];
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unsigned int left:1;
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unsigned int right:1;
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unsigned int middle:1;
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unsigned int tap:1; /* multi-finger tap detected. */
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};
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/* The structure of Cypress Trackpad device private data. */
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struct cytp_data {
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int fw_version;
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int pkt_size;
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int mode;
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int tp_min_pressure;
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int tp_max_pressure;
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int tp_width; /* X direction physical size in mm. */
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int tp_high; /* Y direction physical size in mm. */
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int tp_max_abs_x; /* Max X absolute units that can be reported. */
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int tp_max_abs_y; /* Max Y absolute units that can be reported. */
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int tp_res_x; /* X resolution in units/mm. */
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int tp_res_y; /* Y resolution in units/mm. */
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int tp_metrics_supported;
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};
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#ifdef CONFIG_MOUSE_PS2_CYPRESS
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int cypress_detect(struct psmouse *psmouse, bool set_properties);
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int cypress_init(struct psmouse *psmouse);
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#else
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inline int cypress_detect(struct psmouse *psmouse, bool set_properties)
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{
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return -ENOSYS;
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}
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inline int cypress_init(struct psmouse *psmouse)
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{
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return -ENOSYS;
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}
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#endif /* CONFIG_MOUSE_PS2_CYPRESS */
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#endif /* _CYPRESS_PS2_H */
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