diff options
Diffstat (limited to 'drivers/media/IR')
| -rw-r--r-- | drivers/media/IR/ir-functions.c | 17 | ||||
| -rw-r--r-- | drivers/media/IR/ir-keytable.c | 51 |
2 files changed, 41 insertions, 27 deletions
diff --git a/drivers/media/IR/ir-functions.c b/drivers/media/IR/ir-functions.c index 2db22948a310..7401a7989719 100644 --- a/drivers/media/IR/ir-functions.c +++ b/drivers/media/IR/ir-functions.c @@ -56,24 +56,11 @@ int ir_input_init(struct input_dev *dev, struct ir_input_state *ir, { ir->ir_type = ir_type; - ir->keytable.size = ir_roundup_tablesize(ir_codes->size); - ir->keytable.scan = kzalloc(ir->keytable.size * - sizeof(struct ir_scancode), GFP_KERNEL); - if (!ir->keytable.scan) - return -ENOMEM; - - IR_dprintk(1, "Allocated space for %d keycode entries (%zd bytes)\n", - ir->keytable.size, - ir->keytable.size * sizeof(ir->keytable.scan)); - - ir_copy_table(&ir->keytable, ir_codes); - ir_set_keycode_table(dev, &ir->keytable); - - clear_bit(0, dev->keybit); - set_bit(EV_KEY, dev->evbit); if (repeat) set_bit(EV_REP, dev->evbit); + ir_input_register(dev, ir_codes); + return 0; } EXPORT_SYMBOL_GPL(ir_input_init); diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c index 20d642dbab49..ddb8a0f8af4d 100644 --- a/drivers/media/IR/ir-keytable.c +++ b/drivers/media/IR/ir-keytable.c @@ -125,7 +125,8 @@ static int ir_getkeycode(struct input_dev *dev, int scancode, int *keycode) { int elem; - struct ir_scancode_table *rc_tab = input_get_drvdata(dev); + struct ir_input_dev *ir_dev = input_get_drvdata(dev); + struct ir_scancode_table *rc_tab = &ir_dev->rc_tab; elem = ir_seek_table(rc_tab, scancode); if (elem >= 0) { @@ -296,7 +297,8 @@ static int ir_setkeycode(struct input_dev *dev, int scancode, int keycode) { int rc = 0; - struct ir_scancode_table *rc_tab = input_get_drvdata(dev); + struct ir_input_dev *ir_dev = input_get_drvdata(dev); + struct ir_scancode_table *rc_tab = &ir_dev->rc_tab; struct ir_scancode *keymap = rc_tab->scan; unsigned long flags; @@ -370,7 +372,8 @@ static int ir_setkeycode(struct input_dev *dev, */ u32 ir_g_keycode_from_table(struct input_dev *dev, u32 scancode) { - struct ir_scancode_table *rc_tab = input_get_drvdata(dev); + struct ir_input_dev *ir_dev = input_get_drvdata(dev); + struct ir_scancode_table *rc_tab = &ir_dev->rc_tab; struct ir_scancode *keymap = rc_tab->scan; int elem; @@ -391,7 +394,7 @@ u32 ir_g_keycode_from_table(struct input_dev *dev, u32 scancode) EXPORT_SYMBOL_GPL(ir_g_keycode_from_table); /** - * ir_set_keycode_table() - sets the IR keycode table and add the handlers + * ir_input_register() - sets the IR keycode table and add the handlers * for keymap table get/set * @input_dev: the struct input_dev descriptor of the device * @rc_tab: the struct ir_scancode_table table of scancode/keymap @@ -400,17 +403,34 @@ EXPORT_SYMBOL_GPL(ir_g_keycode_from_table); * an IR. * It should be called before registering the IR device. */ -int ir_set_keycode_table(struct input_dev *input_dev, - struct ir_scancode_table *rc_tab) +int ir_input_register(struct input_dev *input_dev, + struct ir_scancode_table *rc_tab) { - struct ir_scancode *keymap = rc_tab->scan; + struct ir_input_dev *ir_dev; + struct ir_scancode *keymap = rc_tab->scan; int i; - spin_lock_init(&rc_tab->lock); - if (rc_tab->scan == NULL || !rc_tab->size) return -EINVAL; + ir_dev = kzalloc(sizeof(*ir_dev), GFP_KERNEL); + if (!ir_dev) + return -ENOMEM; + + spin_lock_init(&rc_tab->lock); + + ir_dev->rc_tab.size = ir_roundup_tablesize(rc_tab->size); + ir_dev->rc_tab.scan = kzalloc(ir_dev->rc_tab.size * + sizeof(struct ir_scancode), GFP_KERNEL); + if (!ir_dev->rc_tab.scan) + return -ENOMEM; + + IR_dprintk(1, "Allocated space for %d keycode entries (%zd bytes)\n", + ir_dev->rc_tab.size, + ir_dev->rc_tab.size * sizeof(ir_dev->rc_tab.scan)); + + ir_copy_table(&ir_dev->rc_tab, rc_tab); + /* set the bits for the keys */ IR_dprintk(1, "key map size: %d\n", rc_tab->size); for (i = 0; i < rc_tab->size; i++) { @@ -418,18 +438,22 @@ int ir_set_keycode_table(struct input_dev *input_dev, i, keymap[i].keycode); set_bit(keymap[i].keycode, input_dev->keybit); } + clear_bit(0, input_dev->keybit); + + set_bit(EV_KEY, input_dev->evbit); input_dev->getkeycode = ir_getkeycode; input_dev->setkeycode = ir_setkeycode; - input_set_drvdata(input_dev, rc_tab); + input_set_drvdata(input_dev, ir_dev); return 0; } -EXPORT_SYMBOL_GPL(ir_set_keycode_table); +EXPORT_SYMBOL_GPL(ir_input_register); void ir_input_free(struct input_dev *dev) { - struct ir_scancode_table *rc_tab = input_get_drvdata(dev); + struct ir_input_dev *ir_dev = input_get_drvdata(dev); + struct ir_scancode_table *rc_tab = &ir_dev->rc_tab; if (!rc_tab) return; @@ -439,6 +463,9 @@ void ir_input_free(struct input_dev *dev) rc_tab->size = 0; kfree(rc_tab->scan); rc_tab->scan = NULL; + + kfree(ir_dev); + input_set_drvdata(dev, NULL); } EXPORT_SYMBOL_GPL(ir_input_free); |