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Revert "[media] rc: rc-core: Add support for encode_wakeup drivers" 

This reverts commit 0d830b2d12.

The current code is not mature enough, the API should allow a single
protocol to be specified. Also, the current code contains heuristics
that will depend on module load order.

Signed-off-by: David Härdeman <david@hardeman.nu>
Acked-by: Antti Seppälä <a.seppala@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
David Härdeman 2015-07-20 16:16:41 -03:00 committed by Mauro Carvalho Chehab
parent 8abfebdb00
commit 3a03b86fdc
4 changed files with 1 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/media/rc/rc-core-priv.h
View File

@ -189,7 +189,6 @@ int ir_raw_gen_manchester(struct ir_raw_event **ev, unsigned int max,
* Routines from rc-raw.c to be used internally and by decoders
*/
u64 ir_raw_get_allowed_protocols(void);
u64 ir_raw_get_encode_protocols(void);
int ir_raw_event_register(struct rc_dev *dev);
void ir_raw_event_unregister(struct rc_dev *dev);
int ir_raw_handler_register(struct ir_raw_handler *ir_raw_handler);

17
drivers/media/rc/rc-ir-raw.c
View File

@ -30,7 +30,6 @@ static LIST_HEAD(ir_raw_client_list);
static DEFINE_MUTEX(ir_raw_handler_lock);
static LIST_HEAD(ir_raw_handler_list);
static u64 available_protocols;
static u64 encode_protocols;
static int ir_raw_event_thread(void *data)
{
@ -241,18 +240,6 @@ ir_raw_get_allowed_protocols(void)
return protocols;
}
/* used internally by the sysfs interface */
u64
ir_raw_get_encode_protocols(void)
{
u64 protocols;
mutex_lock(&ir_raw_handler_lock);
protocols = encode_protocols;
mutex_unlock(&ir_raw_handler_lock);
return protocols;
}
static int change_protocol(struct rc_dev *dev, u64 *rc_type)
{
/* the caller will update dev->enabled_protocols */
@ -463,8 +450,6 @@ int ir_raw_handler_register(struct ir_raw_handler *ir_raw_handler)
list_for_each_entry(raw, &ir_raw_client_list, list)
ir_raw_handler->raw_register(raw->dev);
available_protocols |= ir_raw_handler->protocols;
if (ir_raw_handler->encode)
encode_protocols |= ir_raw_handler->protocols;
mutex_unlock(&ir_raw_handler_lock);
return 0;
@ -481,8 +466,6 @@ void ir_raw_handler_unregister(struct ir_raw_handler *ir_raw_handler)
list_for_each_entry(raw, &ir_raw_client_list, list)
ir_raw_handler->raw_unregister(raw->dev);
available_protocols &= ~ir_raw_handler->protocols;
if (ir_raw_handler->encode)
encode_protocols &= ~ir_raw_handler->protocols;
mutex_unlock(&ir_raw_handler_lock);
}
EXPORT_SYMBOL(ir_raw_handler_unregister);

7
drivers/media/rc/rc-main.c
View File

@ -865,8 +865,6 @@ static ssize_t show_protocols(struct device *device,
} else {
enabled = dev->enabled_wakeup_protocols;
allowed = dev->allowed_wakeup_protocols;
if (dev->encode_wakeup && !allowed)
allowed = ir_raw_get_encode_protocols();
}
mutex_unlock(&dev->lock);
@ -1408,16 +1406,13 @@ int rc_register_device(struct rc_dev *dev)
path ? path : "N/A");
kfree(path);
if (dev->driver_type == RC_DRIVER_IR_RAW || dev->encode_wakeup) {
if (dev->driver_type == RC_DRIVER_IR_RAW) {
/* Load raw decoders, if they aren't already */
if (!raw_init) {
IR_dprintk(1, "Loading raw decoders\n");
ir_raw_init();
raw_init = true;
}
}
if (dev->driver_type == RC_DRIVER_IR_RAW) {
/* calls ir_register_device so unlock mutex here*/
mutex_unlock(&dev->lock);
rc = ir_raw_event_register(dev);

3
include/media/rc-core.h
View File

@ -74,8 +74,6 @@ enum rc_filter_type {
* @input_dev: the input child device used to communicate events to userspace
* @driver_type: specifies if protocol decoding is done in hardware or software
* @idle: used to keep track of RX state
* @encode_wakeup: wakeup filtering uses IR encode API, therefore the allowed
* wakeup protocols is the set of all raw encoders
* @allowed_protocols: bitmask with the supported RC_BIT_* protocols
* @enabled_protocols: bitmask with the enabled RC_BIT_* protocols
* @allowed_wakeup_protocols: bitmask with the supported RC_BIT_* wakeup protocols
@ -136,7 +134,6 @@ struct rc_dev {
struct input_dev *input_dev;
enum rc_driver_type driver_type;
bool idle;
bool encode_wakeup;
u64 allowed_protocols;
u64 enabled_protocols;
u64 allowed_wakeup_protocols;