diff options
Diffstat (limited to 'drivers/input/joystick/grip_mp.c')
| -rw-r--r-- | drivers/input/joystick/grip_mp.c | 47 |
1 files changed, 21 insertions, 26 deletions
diff --git a/drivers/input/joystick/grip_mp.c b/drivers/input/joystick/grip_mp.c index 62438944a69..573191dd78e 100644 --- a/drivers/input/joystick/grip_mp.c +++ b/drivers/input/joystick/grip_mp.c @@ -1,6 +1,4 @@ /* - * $Id: grip_mp.c,v 1.9 2002/07/20 19:28:45 bonnland Exp $ - * * Driver for the Gravis Grip Multiport, a gamepad "hub" that * connects up to four 9-pin digital gamepads/joysticks. * Driver tested on SMP and UP kernel versions 2.4.18-4 and 2.4.18-5. @@ -13,7 +11,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/init.h> #include <linux/slab.h> #include <linux/gameport.h> #include <linux/input.h> @@ -320,10 +317,10 @@ static int multiport_io(struct gameport* gameport, int sendflags, int sendcode, static int dig_mode_start(struct gameport *gameport, u32 *packet) { - int i, seq_len = sizeof(init_seq)/sizeof(int); + int i; int flags, tries = 0, bads = 0; - for (i = 0; i < seq_len; i++) { /* Send magic sequence */ + for (i = 0; i < ARRAY_SIZE(init_seq); i++) { /* Send magic sequence */ if (init_seq[i]) gameport_trigger(gameport); udelay(GRIP_INIT_DELAY); @@ -423,7 +420,10 @@ static int get_and_decode_packet(struct grip_mp *grip, int flags) if (!port->registered) { dbg("New Grip pad in multiport slot %d.\n", slot); - register_slot(slot, grip); + if (register_slot(slot, grip)) { + port->mode = GRIP_MODE_RESET; + port->dirty = 0; + } } return flags; } @@ -559,7 +559,7 @@ static void grip_poll(struct gameport *gameport) static int grip_open(struct input_dev *dev) { - struct grip_mp *grip = dev->private; + struct grip_mp *grip = input_get_drvdata(dev); gameport_start_polling(grip->gameport); return 0; @@ -571,9 +571,9 @@ static int grip_open(struct input_dev *dev) static void grip_close(struct input_dev *dev) { - struct grip_mp *grip = dev->private; + struct grip_mp *grip = input_get_drvdata(dev); - gameport_start_polling(grip->gameport); + gameport_stop_polling(grip->gameport); } /* @@ -585,6 +585,7 @@ static int register_slot(int slot, struct grip_mp *grip) struct grip_port *port = grip->port[slot]; struct input_dev *input_dev; int j, t; + int err; port->dev = input_dev = input_allocate_device(); if (!input_dev) @@ -595,13 +596,14 @@ static int register_slot(int slot, struct grip_mp *grip) input_dev->id.vendor = GAMEPORT_ID_VENDOR_GRAVIS; input_dev->id.product = 0x0100 + port->mode; input_dev->id.version = 0x0100; - input_dev->cdev.dev = &grip->gameport->dev; - input_dev->private = grip; + input_dev->dev.parent = &grip->gameport->dev; + + input_set_drvdata(input_dev, grip); input_dev->open = grip_open; input_dev->close = grip_close; - input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); for (j = 0; (t = grip_abs[port->mode][j]) >= 0; j++) input_set_abs_params(input_dev, t, -1, 1, 0, 0); @@ -610,7 +612,12 @@ static int register_slot(int slot, struct grip_mp *grip) if (t > 0) set_bit(t, input_dev->keybit); - input_register_device(port->dev); + err = input_register_device(port->dev); + if (err) { + input_free_device(port->dev); + return err; + } + port->registered = 1; if (port->dirty) /* report initial state, if any */ @@ -679,16 +686,4 @@ static struct gameport_driver grip_drv = { .disconnect = grip_disconnect, }; -static int __init grip_init(void) -{ - gameport_register_driver(&grip_drv); - return 0; -} - -static void __exit grip_exit(void) -{ - gameport_unregister_driver(&grip_drv); -} - -module_init(grip_init); -module_exit(grip_exit); +module_gameport_driver(grip_drv); |