#include <linux/init.h>
#include <linux/gameport.h>
#include <linux/input.h>
+#include <linux/jiffies.h>
+
+#define DRIVER_DESC "ThrustMaster DirectConnect joystick driver"
MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
-MODULE_DESCRIPTION("ThrustMaster DirectConnect joystick driver");
+MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
-#define TMDC_MAX_START 400 /* 400 us */
-#define TMDC_MAX_STROBE 45 /* 45 us */
+#define TMDC_MAX_START 600 /* 600 us */
+#define TMDC_MAX_STROBE 60 /* 60 us */
#define TMDC_MAX_LENGTH 13
-#define TMDC_REFRESH_TIME HZ/50 /* 20 ms */
#define TMDC_MODE_M3DI 1
#define TMDC_MODE_3DRP 3
#define TMDC_ABS_HAT 4
#define TMDC_BTN 16
-static unsigned char tmdc_byte_a[16] = { 0, 1, 3, 4, 6, 7 };
-static unsigned char tmdc_byte_d[16] = { 2, 5, 8, 9 };
+static const unsigned char tmdc_byte_a[16] = { 0, 1, 3, 4, 6, 7 };
+static const unsigned char tmdc_byte_d[16] = { 2, 5, 8, 9 };
-static signed char tmdc_abs[TMDC_ABS] =
+static const signed char tmdc_abs[TMDC_ABS] =
{ ABS_X, ABS_Y, ABS_RUDDER, ABS_THROTTLE, ABS_RX, ABS_RY, ABS_RZ };
-static signed char tmdc_abs_hat[TMDC_ABS_HAT] =
+static const signed char tmdc_abs_hat[TMDC_ABS_HAT] =
{ ABS_HAT0X, ABS_HAT0Y, ABS_HAT1X, ABS_HAT1Y };
-static signed char tmdc_abs_at[TMDC_ABS] =
+static const signed char tmdc_abs_at[TMDC_ABS] =
{ ABS_X, ABS_Y, ABS_RUDDER, -1, ABS_THROTTLE };
-static signed char tmdc_abs_fm[TMDC_ABS] =
+static const signed char tmdc_abs_fm[TMDC_ABS] =
{ ABS_RX, ABS_RY, ABS_X, ABS_Y };
-static short tmdc_btn_pad[TMDC_BTN] =
+static const short tmdc_btn_pad[TMDC_BTN] =
{ BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_START, BTN_SELECT, BTN_TL, BTN_TR };
-static short tmdc_btn_joy[TMDC_BTN] =
+static const short tmdc_btn_joy[TMDC_BTN] =
{ BTN_TRIGGER, BTN_THUMB, BTN_TOP, BTN_TOP2, BTN_BASE, BTN_BASE2, BTN_THUMB2, BTN_PINKIE,
- BTN_BASE3, BTN_BASE4, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z };
-static short tmdc_btn_fm[TMDC_BTN] =
+ BTN_BASE3, BTN_BASE4, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z };
+static const short tmdc_btn_fm[TMDC_BTN] =
{ BTN_TRIGGER, BTN_C, BTN_B, BTN_A, BTN_THUMB, BTN_X, BTN_Y, BTN_Z, BTN_TOP, BTN_TOP2 };
-static short tmdc_btn_at[TMDC_BTN] =
+static const short tmdc_btn_at[TMDC_BTN] =
{ BTN_TRIGGER, BTN_THUMB2, BTN_PINKIE, BTN_THUMB, BTN_BASE6, BTN_BASE5, BTN_BASE4,
BTN_BASE3, BTN_BASE2, BTN_BASE };
-static struct {
+static const struct {
int x;
int y;
} tmdc_hat_to_axis[] = {{ 0, 0}, { 1, 0}, { 0,-1}, {-1, 0}, { 0, 1}};
+static const struct tmdc_model {
+ unsigned char id;
+ const char *name;
+ char abs;
+ char hats;
+ char btnc[4];
+ char btno[4];
+ const signed char *axes;
+ const short *buttons;
+} tmdc_models[] = {
+ { 1, "ThrustMaster Millenium 3D Inceptor", 6, 2, { 4, 2 }, { 4, 6 }, tmdc_abs, tmdc_btn_joy },
+ { 3, "ThrustMaster Rage 3D Gamepad", 2, 0, { 8, 2 }, { 0, 0 }, tmdc_abs, tmdc_btn_pad },
+ { 4, "ThrustMaster Attack Throttle", 5, 2, { 4, 6 }, { 4, 2 }, tmdc_abs_at, tmdc_btn_at },
+ { 8, "ThrustMaster FragMaster", 4, 0, { 8, 2 }, { 0, 0 }, tmdc_abs_fm, tmdc_btn_fm },
+ { 163, "Thrustmaster Fusion GamePad", 2, 0, { 8, 2 }, { 0, 0 }, tmdc_abs, tmdc_btn_pad },
+ { 0, "Unknown %d-axis, %d-button TM device %d", 0, 0, { 0, 0 }, { 0, 0 }, tmdc_abs, tmdc_btn_joy }
+};
+
+
+struct tmdc_port {
+ struct input_dev *dev;
+ char name[64];
+ char phys[32];
+ int mode;
+ const signed char *abs;
+ const short *btn;
+ unsigned char absc;
+ unsigned char btnc[4];
+ unsigned char btno[4];
+};
+
struct tmdc {
struct gameport *gameport;
- struct timer_list timer;
- struct input_dev dev[2];
+ struct tmdc_port *port[2];
+#if 0
+ struct input_dev *dev[2];
char name[2][64];
char phys[2][32];
int mode[2];
unsigned char absc[2];
unsigned char btnc[2][4];
unsigned char btno[2][4];
- int used;
+#endif
int reads;
int bads;
unsigned char exists;
return (i[0] == TMDC_MAX_LENGTH) | ((i[1] == TMDC_MAX_LENGTH) << 1);
}
-/*
- * tmdc_read() reads and analyzes ThrustMaster joystick data.
- */
-
-static void tmdc_timer(unsigned long private)
+static int tmdc_parse_packet(struct tmdc_port *port, unsigned char *data)
{
- unsigned char data[2][TMDC_MAX_LENGTH];
- struct tmdc *tmdc = (void *) private;
- struct input_dev *dev;
- unsigned char r, bad = 0;
- int i, j, k, l;
+ int i, k, l;
- tmdc->reads++;
+ if (data[TMDC_BYTE_ID] != port->mode)
+ return -1;
- if ((r = tmdc_read_packet(tmdc->gameport, data)) != tmdc->exists)
- bad = 1;
- else
+ for (i = 0; i < port->absc; i++) {
+ if (port->abs[i] < 0)
+ return 0;
- for (j = 0; j < 2; j++)
- if (r & (1 << j) & tmdc->exists) {
+ input_report_abs(port->dev, port->abs[i], data[tmdc_byte_a[i]]);
+ }
- if (data[j][TMDC_BYTE_ID] != tmdc->mode[j]) {
- bad = 1;
- continue;
- }
+ switch (port->mode) {
- dev = tmdc->dev + j;
+ case TMDC_MODE_M3DI:
- for (i = 0; i < tmdc->absc[j]; i++) {
- if (tmdc->abs[j][i] < 0) continue;
- input_report_abs(dev, tmdc->abs[j][i], data[j][tmdc_byte_a[i]]);
- }
+ i = tmdc_byte_d[0];
+ input_report_abs(port->dev, ABS_HAT0X, ((data[i] >> 3) & 1) - ((data[i] >> 1) & 1));
+ input_report_abs(port->dev, ABS_HAT0Y, ((data[i] >> 2) & 1) - ( data[i] & 1));
+ break;
- switch (tmdc->mode[j]) {
+ case TMDC_MODE_AT:
- case TMDC_MODE_M3DI:
+ i = tmdc_byte_a[3];
+ input_report_abs(port->dev, ABS_HAT0X, tmdc_hat_to_axis[(data[i] - 141) / 25].x);
+ input_report_abs(port->dev, ABS_HAT0Y, tmdc_hat_to_axis[(data[i] - 141) / 25].y);
+ break;
- i = tmdc_byte_d[0];
- input_report_abs(dev, ABS_HAT0X, ((data[j][i] >> 3) & 1) - ((data[j][i] >> 1) & 1));
- input_report_abs(dev, ABS_HAT0Y, ((data[j][i] >> 2) & 1) - ( data[j][i] & 1));
- break;
+ }
- case TMDC_MODE_AT:
+ for (k = l = 0; k < 4; k++) {
+ for (i = 0; i < port->btnc[k]; i++)
+ input_report_key(port->dev, port->btn[i + l],
+ ((data[tmdc_byte_d[k]] >> (i + port->btno[k])) & 1));
+ l += port->btnc[k];
+ }
- i = tmdc_byte_a[3];
- input_report_abs(dev, ABS_HAT0X, tmdc_hat_to_axis[(data[j][i] - 141) / 25].x);
- input_report_abs(dev, ABS_HAT0Y, tmdc_hat_to_axis[(data[j][i] - 141) / 25].y);
- break;
+ input_sync(port->dev);
- }
+ return 0;
+}
- for (k = l = 0; k < 4; k++) {
- for (i = 0; i < tmdc->btnc[j][k]; i++)
- input_report_key(dev, tmdc->btn[j][i + l],
- ((data[j][tmdc_byte_d[k]] >> (i + tmdc->btno[j][k])) & 1));
- l += tmdc->btnc[j][k];
- }
+/*
+ * tmdc_poll() reads and analyzes ThrustMaster joystick data.
+ */
- input_sync(dev);
+static void tmdc_poll(struct gameport *gameport)
+{
+ unsigned char data[2][TMDC_MAX_LENGTH];
+ struct tmdc *tmdc = gameport_get_drvdata(gameport);
+ unsigned char r, bad = 0;
+ int i;
+
+ tmdc->reads++;
+
+ if ((r = tmdc_read_packet(tmdc->gameport, data)) != tmdc->exists)
+ bad = 1;
+ else {
+ for (i = 0; i < 2; i++) {
+ if (r & (1 << i) & tmdc->exists) {
+
+ if (tmdc_parse_packet(tmdc->port[i], data[i]))
+ bad = 1;
+ }
+ }
}
tmdc->bads += bad;
-
- mod_timer(&tmdc->timer, jiffies + TMDC_REFRESH_TIME);
}
static int tmdc_open(struct input_dev *dev)
{
struct tmdc *tmdc = dev->private;
- if (!tmdc->used++)
- mod_timer(&tmdc->timer, jiffies + TMDC_REFRESH_TIME);
+
+ gameport_start_polling(tmdc->gameport);
return 0;
}
static void tmdc_close(struct input_dev *dev)
{
struct tmdc *tmdc = dev->private;
- if (!--tmdc->used)
- del_timer(&tmdc->timer);
-}
-/*
- * tmdc_probe() probes for ThrustMaster type joysticks.
- */
+ gameport_stop_polling(tmdc->gameport);
+}
-static void tmdc_connect(struct gameport *gameport, struct gameport_dev *dev)
+static int tmdc_setup_port(struct tmdc *tmdc, int idx, unsigned char *data)
{
- struct models {
- unsigned char id;
- char *name;
- char abs;
- char hats;
- char btnc[4];
- char btno[4];
- signed char *axes;
- short *buttons;
- } models[] = { { 1, "ThrustMaster Millenium 3D Inceptor", 6, 2, { 4, 2 }, { 4, 6 }, tmdc_abs, tmdc_btn_joy },
- { 3, "ThrustMaster Rage 3D Gamepad", 2, 0, { 8, 2 }, { 0, 0 }, tmdc_abs, tmdc_btn_pad },
- { 4, "ThrustMaster Attack Throttle", 5, 2, { 4, 6 }, { 4, 2 }, tmdc_abs_at, tmdc_btn_at },
- { 8, "ThrustMaster FragMaster", 4, 0, { 8, 2 }, { 0, 0 }, tmdc_abs_fm, tmdc_btn_fm },
- { 163, "Thrustmaster Fusion GamePad", 2, 0, { 8, 2 }, { 0, 0 }, tmdc_abs, tmdc_btn_pad },
- { 0, "Unknown %d-axis, %d-button TM device %d", 0, 0, { 0, 0 }, { 0, 0 }, tmdc_abs, tmdc_btn_joy }};
+ const struct tmdc_model *model;
+ struct tmdc_port *port;
+ struct input_dev *input_dev;
+ int i, j, b = 0;
+ int err;
+
+ tmdc->port[idx] = port = kzalloc(sizeof (struct tmdc_port), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!port || !input_dev) {
+ err = -ENOMEM;
+ goto fail;
+ }
- unsigned char data[2][TMDC_MAX_LENGTH];
- struct tmdc *tmdc;
- int i, j, k, l, m;
+ port->mode = data[TMDC_BYTE_ID];
- if (!(tmdc = kmalloc(sizeof(struct tmdc), GFP_KERNEL)))
- return;
- memset(tmdc, 0, sizeof(struct tmdc));
+ for (model = tmdc_models; model->id && model->id != port->mode; model++)
+ /* empty */;
- gameport->private = tmdc;
+ port->abs = model->axes;
+ port->btn = model->buttons;
- tmdc->gameport = gameport;
- init_timer(&tmdc->timer);
- tmdc->timer.data = (long) tmdc;
- tmdc->timer.function = tmdc_timer;
+ if (!model->id) {
+ port->absc = data[TMDC_BYTE_DEF] >> 4;
+ for (i = 0; i < 4; i++)
+ port->btnc[i] = i < (data[TMDC_BYTE_DEF] & 0xf) ? 8 : 0;
+ } else {
+ port->absc = model->abs;
+ for (i = 0; i < 4; i++)
+ port->btnc[i] = model->btnc[i];
+ }
- if (gameport_open(gameport, dev, GAMEPORT_MODE_RAW))
- goto fail1;
+ for (i = 0; i < 4; i++)
+ port->btno[i] = model->btno[i];
- if (!(tmdc->exists = tmdc_read_packet(gameport, data)))
- goto fail2;
+ snprintf(port->name, sizeof(port->name), model->name,
+ port->absc, (data[TMDC_BYTE_DEF] & 0xf) << 3, port->mode);
+ snprintf(port->phys, sizeof(port->phys), "%s/input%d", tmdc->gameport->phys, i);
- for (j = 0; j < 2; j++)
- if (tmdc->exists & (1 << j)) {
+ port->dev = input_dev;
- tmdc->mode[j] = data[j][TMDC_BYTE_ID];
+ input_dev->name = port->name;
+ input_dev->phys = port->phys;
+ input_dev->id.bustype = BUS_GAMEPORT;
+ input_dev->id.vendor = GAMEPORT_ID_VENDOR_THRUSTMASTER;
+ input_dev->id.product = model->id;
+ input_dev->id.version = 0x0100;
+ input_dev->cdev.dev = &tmdc->gameport->dev;
+ input_dev->private = tmdc;
- for (m = 0; models[m].id && models[m].id != tmdc->mode[j]; m++);
+ input_dev->open = tmdc_open;
+ input_dev->close = tmdc_close;
- tmdc->abs[j] = models[m].axes;
- tmdc->btn[j] = models[m].buttons;
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
- if (!models[m].id) {
- models[m].abs = data[j][TMDC_BYTE_DEF] >> 4;
- for (k = 0; k < 4; k++)
- models[m].btnc[k] = k < (data[j][TMDC_BYTE_DEF] & 0xf) ? 8 : 0;
- }
+ for (i = 0; i < port->absc && i < TMDC_ABS; i++)
+ if (port->abs[i] >= 0)
+ input_set_abs_params(input_dev, port->abs[i], 8, 248, 2, 4);
- tmdc->absc[j] = models[m].abs;
- for (k = 0; k < 4; k++) {
- tmdc->btnc[j][k] = models[m].btnc[k];
- tmdc->btno[j][k] = models[m].btno[k];
- }
+ for (i = 0; i < model->hats && i < TMDC_ABS_HAT; i++)
+ input_set_abs_params(input_dev, tmdc_abs_hat[i], -1, 1, 0, 0);
- sprintf(tmdc->name[j], models[m].name, models[m].abs,
- (data[j][TMDC_BYTE_DEF] & 0xf) << 3, tmdc->mode[j]);
+ for (i = 0; i < 4; i++) {
+ for (j = 0; j < port->btnc[i] && j < TMDC_BTN; j++)
+ set_bit(port->btn[j + b], input_dev->keybit);
+ b += port->btnc[i];
+ }
- sprintf(tmdc->phys[j], "%s/input%d", gameport->phys, j);
+ err = input_register_device(port->dev);
+ if (err)
+ goto fail;
- tmdc->dev[j].private = tmdc;
- tmdc->dev[j].open = tmdc_open;
- tmdc->dev[j].close = tmdc_close;
+ return 0;
- tmdc->dev[j].name = tmdc->name[j];
- tmdc->dev[j].phys = tmdc->phys[j];
- tmdc->dev[j].id.bustype = BUS_GAMEPORT;
- tmdc->dev[j].id.vendor = GAMEPORT_ID_VENDOR_THRUSTMASTER;
- tmdc->dev[j].id.product = models[m].id;
- tmdc->dev[j].id.version = 0x0100;
+ fail: input_free_device(input_dev);
+ kfree(port);
+ return err;
+}
- tmdc->dev[j].evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+/*
+ * tmdc_probe() probes for ThrustMaster type joysticks.
+ */
- for (i = 0; i < models[m].abs && i < TMDC_ABS; i++) {
- if (tmdc->abs[j][i] < 0) continue;
- set_bit(tmdc->abs[j][i], tmdc->dev[j].absbit);
- tmdc->dev[j].absmin[tmdc->abs[j][i]] = 8;
- tmdc->dev[j].absmax[tmdc->abs[j][i]] = 248;
- tmdc->dev[j].absfuzz[tmdc->abs[j][i]] = 2;
- tmdc->dev[j].absflat[tmdc->abs[j][i]] = 4;
- }
+static int tmdc_connect(struct gameport *gameport, struct gameport_driver *drv)
+{
+ unsigned char data[2][TMDC_MAX_LENGTH];
+ struct tmdc *tmdc;
+ int i;
+ int err;
- for (i = 0; i < models[m].hats && i < TMDC_ABS_HAT; i++) {
- set_bit(tmdc_abs_hat[i], tmdc->dev[j].absbit);
- tmdc->dev[j].absmin[tmdc_abs_hat[i]] = -1;
- tmdc->dev[j].absmax[tmdc_abs_hat[i]] = 1;
- }
+ if (!(tmdc = kzalloc(sizeof(struct tmdc), GFP_KERNEL)))
+ return -ENOMEM;
- for (k = l = 0; k < 4; k++) {
- for (i = 0; i < models[m].btnc[k] && i < TMDC_BTN; i++)
- set_bit(tmdc->btn[j][i + l], tmdc->dev[j].keybit);
- l += models[m].btnc[k];
- }
+ tmdc->gameport = gameport;
+
+ gameport_set_drvdata(gameport, tmdc);
+
+ err = gameport_open(gameport, drv, GAMEPORT_MODE_RAW);
+ if (err)
+ goto fail1;
+
+ if (!(tmdc->exists = tmdc_read_packet(gameport, data))) {
+ err = -ENODEV;
+ goto fail2;
+ }
+
+ gameport_set_poll_handler(gameport, tmdc_poll);
+ gameport_set_poll_interval(gameport, 20);
- input_register_device(tmdc->dev + j);
- printk(KERN_INFO "input: %s on %s\n", tmdc->name[j], gameport->phys);
+ for (i = 0; i < 2; i++) {
+ if (tmdc->exists & (1 << i)) {
+
+ err = tmdc_setup_port(tmdc, i, data[i]);
+ if (err)
+ goto fail3;
}
+ }
- return;
-fail2: gameport_close(gameport);
-fail1: kfree(tmdc);
+ return 0;
+
+ fail3: while (--i >= 0) {
+ if (tmdc->port[i]) {
+ input_unregister_device(tmdc->port[i]->dev);
+ kfree(tmdc->port[i]);
+ }
+ }
+ fail2: gameport_close(gameport);
+ fail1: gameport_set_drvdata(gameport, NULL);
+ kfree(tmdc);
+ return err;
}
static void tmdc_disconnect(struct gameport *gameport)
{
- struct tmdc *tmdc = gameport->private;
+ struct tmdc *tmdc = gameport_get_drvdata(gameport);
int i;
- for (i = 0; i < 2; i++)
- if (tmdc->exists & (1 << i))
- input_unregister_device(tmdc->dev + i);
+
+ for (i = 0; i < 2; i++) {
+ if (tmdc->port[i]) {
+ input_unregister_device(tmdc->port[i]->dev);
+ kfree(tmdc->port[i]);
+ }
+ }
gameport_close(gameport);
+ gameport_set_drvdata(gameport, NULL);
kfree(tmdc);
}
-static struct gameport_dev tmdc_dev = {
- .connect = tmdc_connect,
- .disconnect = tmdc_disconnect,
+static struct gameport_driver tmdc_drv = {
+ .driver = {
+ .name = "tmdc",
+ .owner = THIS_MODULE,
+ },
+ .description = DRIVER_DESC,
+ .connect = tmdc_connect,
+ .disconnect = tmdc_disconnect,
};
-int __init tmdc_init(void)
+static int __init tmdc_init(void)
{
- gameport_register_device(&tmdc_dev);
+ gameport_register_driver(&tmdc_drv);
return 0;
}
-void __exit tmdc_exit(void)
+static void __exit tmdc_exit(void)
{
- gameport_unregister_device(&tmdc_dev);
+ gameport_unregister_driver(&tmdc_drv);
}
module_init(tmdc_init);
git://git.onelab.eu / linux-2.6.git / blobdiff