diff options
Diffstat (limited to 'drivers/input/joystick/cobra.c')
| -rw-r--r-- | drivers/input/joystick/cobra.c | 67 |
1 files changed, 38 insertions, 29 deletions
diff --git a/drivers/input/joystick/cobra.c b/drivers/input/joystick/cobra.c index 0b2e9fa26579..1909f7ef340c 100644 --- a/drivers/input/joystick/cobra.c +++ b/drivers/input/joystick/cobra.c @@ -34,6 +34,7 @@ #include <linux/init.h> #include <linux/gameport.h> #include <linux/input.h> +#include <linux/jiffies.h> #define DRIVER_DESC "Creative Labs Blaster GamePad Cobra driver" @@ -44,13 +45,11 @@ MODULE_LICENSE("GPL"); #define COBRA_MAX_STROBE 45 /* 45 us max wait for first strobe */ #define COBRA_LENGTH 36 -static char* cobra_name = "Creative Labs Blaster GamePad Cobra"; - static int cobra_btn[] = { BTN_START, BTN_SELECT, BTN_TL, BTN_TR, BTN_X, BTN_Y, BTN_Z, BTN_A, BTN_B, BTN_C, BTN_TL2, BTN_TR2, 0 }; struct cobra { struct gameport *gameport; - struct input_dev dev[2]; + struct input_dev *dev[2]; int reads; int bads; unsigned char exists; @@ -128,7 +127,7 @@ static void cobra_poll(struct gameport *gameport) for (i = 0; i < 2; i++) if (cobra->exists & r & (1 << i)) { - dev = cobra->dev + i; + dev = cobra->dev[i]; input_report_abs(dev, ABS_X, ((data[i] >> 4) & 1) - ((data[i] >> 3) & 1)); input_report_abs(dev, ABS_Y, ((data[i] >> 2) & 1) - ((data[i] >> 1) & 1)); @@ -159,11 +158,13 @@ static void cobra_close(struct input_dev *dev) static int cobra_connect(struct gameport *gameport, struct gameport_driver *drv) { struct cobra *cobra; + struct input_dev *input_dev; unsigned int data[2]; int i, j; int err; - if (!(cobra = kzalloc(sizeof(struct cobra), GFP_KERNEL))) + cobra = kzalloc(sizeof(struct cobra), GFP_KERNEL); + if (!cobra) return -ENOMEM; cobra->gameport = gameport; @@ -191,38 +192,46 @@ static int cobra_connect(struct gameport *gameport, struct gameport_driver *drv) gameport_set_poll_handler(gameport, cobra_poll); gameport_set_poll_interval(gameport, 20); - for (i = 0; i < 2; i++) - if ((cobra->exists >> i) & 1) { - - sprintf(cobra->phys[i], "%s/input%d", gameport->phys, i); + for (i = 0; i < 2; i++) { + if (~(cobra->exists >> i) & 1) + continue; - cobra->dev[i].private = cobra; - cobra->dev[i].open = cobra_open; - cobra->dev[i].close = cobra_close; + cobra->dev[i] = input_dev = input_allocate_device(); + if (!input_dev) { + err = -ENOMEM; + goto fail3; + } - cobra->dev[i].name = cobra_name; - cobra->dev[i].phys = cobra->phys[i]; - cobra->dev[i].id.bustype = BUS_GAMEPORT; - cobra->dev[i].id.vendor = GAMEPORT_ID_VENDOR_CREATIVE; - cobra->dev[i].id.product = 0x0008; - cobra->dev[i].id.version = 0x0100; + sprintf(cobra->phys[i], "%s/input%d", gameport->phys, i); - cobra->dev[i].evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + input_dev->name = "Creative Labs Blaster GamePad Cobra"; + input_dev->phys = cobra->phys[i]; + input_dev->id.bustype = BUS_GAMEPORT; + input_dev->id.vendor = GAMEPORT_ID_VENDOR_CREATIVE; + input_dev->id.product = 0x0008; + input_dev->id.version = 0x0100; + input_dev->cdev.dev = &gameport->dev; + input_dev->private = cobra; - input_set_abs_params(&cobra->dev[i], ABS_X, -1, 1, 0, 0); - input_set_abs_params(&cobra->dev[i], ABS_Y, -1, 1, 0, 0); + input_dev->open = cobra_open; + input_dev->close = cobra_close; - for (j = 0; cobra_btn[j]; j++) - set_bit(cobra_btn[j], cobra->dev[i].keybit); + input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + input_set_abs_params(input_dev, ABS_X, -1, 1, 0, 0); + input_set_abs_params(input_dev, ABS_Y, -1, 1, 0, 0); + for (j = 0; cobra_btn[j]; j++) + set_bit(cobra_btn[j], input_dev->keybit); - input_register_device(&cobra->dev[i]); - printk(KERN_INFO "input: %s on %s\n", cobra_name, gameport->phys); - } + input_register_device(cobra->dev[i]); + } return 0; -fail2: gameport_close(gameport); -fail1: gameport_set_drvdata(gameport, NULL); + fail3: for (i = 0; i < 2; i++) + if (cobra->dev[i]) + input_unregister_device(cobra->dev[i]); + fail2: gameport_close(gameport); + fail1: gameport_set_drvdata(gameport, NULL); kfree(cobra); return err; } @@ -234,7 +243,7 @@ static void cobra_disconnect(struct gameport *gameport) for (i = 0; i < 2; i++) if ((cobra->exists >> i) & 1) - input_unregister_device(cobra->dev + i); + input_unregister_device(cobra->dev[i]); gameport_close(gameport); gameport_set_drvdata(gameport, NULL); kfree(cobra); |