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V4L/DVB (13634): ir-core: allow passing IR device parameters to ir-core

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Adds an structure to ir_input_register to contain IR device characteristics,
like supported protocols and a callback to handle protocol event changes.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2009-12-14 00:16:55 -03:00
parent 4714eda877
commit e93854da88
15 changed files with 39 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/IR/ir-functions.c
View File

@ -52,7 +52,7 @@ static void ir_input_key_event(struct input_dev *dev, struct ir_input_state *ir)
/* -------------------------------------------------------------------------- */
int ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
int ir_type)
const enum ir_type ir_type)
{
ir->ir_type = ir_type;

9
drivers/media/IR/ir-keytable.c
View File

@ -89,6 +89,8 @@ EXPORT_SYMBOL_GPL(ir_roundup_tablesize);
* @origin: origin table
*
* Copies all entries where the keycode is not KEY_UNKNOWN/KEY_RESERVED
* Also copies table size and table protocol.
* NOTE: It shouldn't copy the lock field
*/
int ir_copy_table(struct ir_scancode_table *destin,
@ -105,6 +107,7 @@ int ir_copy_table(struct ir_scancode_table *destin,
j++;
}
destin->size = j;
destin->ir_type = origin->ir_type;
IR_dprintk(1, "Copied %d scancodes to the new keycode table\n", destin->size);
@ -404,7 +407,8 @@ EXPORT_SYMBOL_GPL(ir_g_keycode_from_table);
* It should be called before registering the IR device.
*/
int ir_input_register(struct input_dev *input_dev,
struct ir_scancode_table *rc_tab)
const struct ir_scancode_table *rc_tab,
const struct ir_dev_props *props)
{
struct ir_input_dev *ir_dev;
struct ir_scancode *keymap = rc_tab->scan;
@ -417,7 +421,7 @@ int ir_input_register(struct input_dev *input_dev,
if (!ir_dev)
return -ENOMEM;
spin_lock_init(&rc_tab->lock);
spin_lock_init(&ir_dev->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 *
@ -430,6 +434,7 @@ int ir_input_register(struct input_dev *input_dev,
ir_dev->rc_tab.size * sizeof(ir_dev->rc_tab.scan));
ir_copy_table(&ir_dev->rc_tab, rc_tab);
ir_dev->props = props;
/* set the bits for the keys */
IR_dprintk(1, "key map size: %d\n", rc_tab->size);

4
drivers/media/dvb/dm1105/dm1105.c
View File

@ -578,7 +578,7 @@ int __devinit dm1105_ir_init(struct dm1105dvb *dm1105)
{
struct input_dev *input_dev;
struct ir_scancode_table *ir_codes = &ir_codes_dm1105_nec_table;
int ir_type = IR_TYPE_OTHER;
enum ir_type ir_type = IR_TYPE_OTHER;
int err = -ENOMEM;
input_dev = input_allocate_device();
@ -611,7 +611,7 @@ int __devinit dm1105_ir_init(struct dm1105dvb *dm1105)
INIT_WORK(&dm1105->ir.work, dm1105_emit_key);
err = ir_input_register(input_dev, ir_codes);
err = ir_input_register(input_dev, ir_codes, NULL);
return err;
}

2
drivers/media/dvb/mantis/mantis_input.c
View File

@ -126,7 +126,7 @@ int mantis_input_init(struct mantis_pci *mantis)
rc->id.version = 1;
rc->dev = mantis->pdev->dev;
err = ir_input_register(rc, &ir_mantis);
err = ir_input_register(rc, &ir_mantis, NULL);
if (err) {
dprintk(MANTIS_ERROR, 1, "IR device registration failed, ret = %d", err);
input_free_device(rc);

2
drivers/media/dvb/ttpci/budget-ci.c
View File

@ -254,7 +254,7 @@ static int msp430_ir_init(struct budget_ci *budget_ci)
budget_ci->ir.timer_keyup.function = msp430_ir_keyup;
budget_ci->ir.timer_keyup.data = (unsigned long) &budget_ci->ir;
budget_ci->ir.last_raw = 0xffff; /* An impossible value */
error = ir_input_register(input_dev, ir_codes);
error = ir_input_register(input_dev, ir_codes, NULL);
if (error) {
printk(KERN_ERR "budget_ci: could not init driver for IR device (code %d)\n", error);
return error;

4
drivers/media/video/bt8xx/bttv-input.c
View File

@ -247,7 +247,7 @@ int bttv_input_init(struct bttv *btv)
struct card_ir *ir;
struct ir_scancode_table *ir_codes = NULL;
struct input_dev *input_dev;
int ir_type = IR_TYPE_OTHER;
enum ir_type ir_type = IR_TYPE_OTHER;
int err = -ENOMEM;
if (!btv->has_remote)
@ -389,7 +389,7 @@ int bttv_input_init(struct bttv *btv)
bttv_ir_start(btv, ir);
/* all done */
err = ir_input_register(btv->remote->dev, ir_codes);
err = ir_input_register(btv->remote->dev, ir_codes, NULL);
if (err)
goto err_out_stop;

2
drivers/media/video/cx231xx/cx231xx-input.c
View File

@ -216,7 +216,7 @@ int cx231xx_ir_init(struct cx231xx *dev)
cx231xx_ir_start(ir);
/* all done */
err = ir_input_register(ir->input, dev->board.ir_codes);
err = ir_input_register(ir->input, dev->board.ir_codes, NULL);
if (err)
goto err_out_stop;

2
drivers/media/video/cx23885/cx23885-input.c
View File

@ -397,7 +397,7 @@ int cx23885_input_init(struct cx23885_dev *dev)
dev->ir_input = ir;
cx23885_input_ir_start(dev);
ret = ir_input_register(ir->dev, ir_codes);
ret = ir_input_register(ir->dev, ir_codes, NULL);
if (ret)
goto err_out_stop;

4
drivers/media/video/cx88/cx88-input.c
View File

@ -192,7 +192,7 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
struct cx88_IR *ir;
struct input_dev *input_dev;
struct ir_scancode_table *ir_codes = NULL;
int ir_type = IR_TYPE_OTHER;
enum ir_type ir_type = IR_TYPE_OTHER;
int err = -ENOMEM;
ir = kzalloc(sizeof(*ir), GFP_KERNEL);
@ -383,7 +383,7 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
cx88_ir_start(core, ir);
/* all done */
err = ir_input_register(ir->input, ir_codes);
err = ir_input_register(ir->input, ir_codes, NULL);
if (err)
goto err_out_stop;

2
drivers/media/video/em28xx/em28xx-input.c
View File

@ -412,7 +412,7 @@ int em28xx_ir_init(struct em28xx *dev)
em28xx_ir_start(ir);
/* all done */
err = ir_input_register(ir->input, dev->board.ir_codes);
err = ir_input_register(ir->input, dev->board.ir_codes, NULL);
if (err)
goto err_out_stop;

4
drivers/media/video/ir-kbd-i2c.c
View File

@ -299,7 +299,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
struct ir_scancode_table *ir_codes = NULL;
const char *name = NULL;
int ir_type = 0;
enum ir_type ir_type = 0;
struct IR_i2c *ir;
struct input_dev *input_dev;
struct i2c_adapter *adap = client->adapter;
@ -446,7 +446,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
input_dev->name = ir->name;
input_dev->phys = ir->phys;
err = ir_input_register(ir->input, ir->ir_codes);
err = ir_input_register(ir->input, ir->ir_codes, NULL);
if (err)
goto err_out_free;

4
drivers/media/video/saa7134/saa7134-input.c
View File

@ -460,7 +460,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
int polling = 0;
int rc5_gpio = 0;
int nec_gpio = 0;
int ir_type = IR_TYPE_OTHER;
enum ir_type ir_type = IR_TYPE_OTHER;
int err;
if (dev->has_remote != SAA7134_REMOTE_GPIO)
@ -728,7 +728,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
dev->remote = ir;
saa7134_ir_start(dev, ir);
err = ir_input_register(ir->dev, ir_codes);
err = ir_input_register(ir->dev, ir_codes, NULL);
if (err)
goto err_out_stop;

4
include/media/ir-common.h
View File

@ -35,7 +35,7 @@
struct ir_input_state {
/* configuration */
int ir_type;
enum ir_type ir_type;
/* key info */
u32 ir_key; /* ir scancode */
@ -84,7 +84,7 @@ struct card_ir {
/* Routines from ir-functions.c */
int ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
int ir_type);
const enum ir_type ir_type);
void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir);
void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
u32 ir_key);

18
include/media/ir-core.h
View File

@ -23,10 +23,10 @@ extern int ir_core_debug;
enum ir_type {
IR_TYPE_UNKNOWN = 0,
IR_TYPE_RC5 = 1,
IR_TYPE_PD = 2, /* Pulse distance encoded IR */
IR_TYPE_NEC = 3,
IR_TYPE_OTHER = 99,
IR_TYPE_RC5 = 1L << 0, /* Philips RC5 protocol */
IR_TYPE_PD = 1L << 1, /* Pulse distance encoded IR */
IR_TYPE_NEC = 1L << 2,
IR_TYPE_OTHER = 1L << 63,
};
struct ir_scancode {
@ -41,12 +41,19 @@ struct ir_scancode_table {
spinlock_t lock;
};
struct ir_dev_props {
unsigned long allowed_protos;
void *priv;
int (*change_protocol)(void *priv, unsigned long protocol);
};
struct ir_input_dev {
struct input_dev *dev; /* Input device*/
struct ir_scancode_table rc_tab; /* scan/key table */
unsigned long devno; /* device number */
struct attribute_group attr; /* IR attributes */
struct device *class_dev; /* virtual class dev */
const struct ir_dev_props *props; /* Device properties */
};
/* Routines from ir-keytable.c */
@ -59,7 +66,8 @@ int ir_set_keycode_table(struct input_dev *input_dev,
int ir_roundup_tablesize(int n_elems);
int ir_input_register(struct input_dev *dev,
struct ir_scancode_table *ir_codes);
const struct ir_scancode_table *ir_codes,
const struct ir_dev_props *props);
void ir_input_unregister(struct input_dev *input_dev);
/* Routines from ir-sysfs.c */

2
include/media/ir-kbd-i2c.h
View File

@ -36,7 +36,7 @@ enum ir_kbd_get_key_fn {
struct IR_i2c_init_data {
struct ir_scancode_table *ir_codes;
const char *name;
int type; /* IR_TYPE_RC5, IR_TYPE_PD, etc */
enum ir_type type; /* IR_TYPE_RC5, IR_TYPE_PD, etc */
/*
* Specify either a function pointer or a value indicating one of
* ir_kbd_i2c's internal get_key functions