#include "saa7134-reg.h"
#include "saa7134.h"
+#define MODULE_NAME "saa7134"
+
static unsigned int disable_ir;
module_param(disable_ir, int, 0444);
MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
/* Helper functions for RC5 and NEC decoding at GPIO16 or GPIO18 */
static int saa7134_rc5_irq(struct saa7134_dev *dev);
static int saa7134_nec_irq(struct saa7134_dev *dev);
+static int saa7134_raw_decode_irq(struct saa7134_dev *dev);
static void nec_task(unsigned long data);
static void saa7134_nec_timer(unsigned long data);
if (ir->nec_gpio) {
saa7134_nec_irq(dev);
- } else if (!ir->polling && !ir->rc5_gpio) {
+ } else if (!ir->polling && !ir->rc5_gpio && !ir->raw_decode) {
build_key(dev);
} else if (ir->rc5_gpio) {
saa7134_rc5_irq(dev);
+ } else if (ir->raw_decode) {
+ saa7134_raw_decode_irq(dev);
}
}
mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
}
+void ir_raw_decode_timer_end(unsigned long data)
+{
+ struct saa7134_dev *dev = (struct saa7134_dev *)data;
+ struct card_ir *ir = dev->remote;
+
+ ir_raw_event_handle(dev->remote->dev);
+
+ ir->active = 0;
+}
+
void saa7134_ir_start(struct saa7134_dev *dev, struct card_ir *ir)
{
+ if (ir->running)
+ return;
+
+ ir->running = 1;
if (ir->polling) {
setup_timer(&ir->timer, saa7134_input_timer,
(unsigned long)dev);
setup_timer(&ir->timer_keyup, saa7134_nec_timer,
(unsigned long)dev);
tasklet_init(&ir->tlet, nec_task, (unsigned long)dev);
+ } else if (ir->raw_decode) {
+ /* set timer_end for code completion */
+ init_timer(&ir->timer_end);
+ ir->timer_end.function = ir_raw_decode_timer_end;
+ ir->timer_end.data = (unsigned long)dev;
+ ir->active = 0;
}
}
void saa7134_ir_stop(struct saa7134_dev *dev)
{
+ struct card_ir *ir = dev->remote;
+
+ if (!ir->running)
+ return;
if (dev->remote->polling)
del_timer_sync(&dev->remote->timer);
+ else if (ir->rc5_gpio)
+ del_timer_sync(&ir->timer_end);
+ else if (ir->nec_gpio)
+ tasklet_kill(&ir->tlet);
+ else if (ir->raw_decode) {
+ del_timer_sync(&ir->timer_end);
+ ir->active = 0;
+ }
+
+ ir->running = 0;
+}
+
+int saa7134_ir_change_protocol(void *priv, u64 ir_type)
+{
+ struct saa7134_dev *dev = priv;
+ struct card_ir *ir = dev->remote;
+ u32 nec_gpio, rc5_gpio;
+
+ if (ir_type == IR_TYPE_RC5) {
+ dprintk("Changing protocol to RC5\n");
+ nec_gpio = 0;
+ rc5_gpio = 1;
+ } else if (ir_type == IR_TYPE_NEC) {
+ dprintk("Changing protocol to NEC\n");
+ nec_gpio = 1;
+ rc5_gpio = 0;
+ } else {
+ dprintk("IR protocol type %ud is not supported\n",
+ (unsigned)ir_type);
+ return -EINVAL;
+ }
+
+ if (ir->running) {
+ saa7134_ir_stop(dev);
+ ir->nec_gpio = nec_gpio;
+ ir->rc5_gpio = rc5_gpio;
+ saa7134_ir_start(dev, ir);
+ } else {
+ ir->nec_gpio = nec_gpio;
+ ir->rc5_gpio = rc5_gpio;
+ }
+
+ return 0;
}
int saa7134_input_init1(struct saa7134_dev *dev)
int polling = 0;
int rc5_gpio = 0;
int nec_gpio = 0;
+ int raw_decode = 0;
u64 ir_type = IR_TYPE_OTHER;
int err;
switch (dev->board) {
case SAA7134_BOARD_FLYVIDEO2000:
case SAA7134_BOARD_FLYVIDEO3000:
+ case SAA7134_BOARD_HAWELL_HW_404M7:
case SAA7134_BOARD_FLYTVPLATINUM_FM:
case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM:
saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
break;
case SAA7134_BOARD_AVERMEDIA_M135A:
- ir_codes = &ir_codes_avermedia_m135a_table;
+ ir_codes = &ir_codes_avermedia_m135a_rm_jx_table;
mask_keydown = 0x0040000;
- mask_keycode = 0x00013f;
- nec_gpio = 1;
+ mask_keycode = 0xffff;
+ raw_decode = 1;
break;
case SAA7134_BOARD_AVERMEDIA_777:
case SAA7134_BOARD_AVERMEDIA_A16AR:
}
ir->dev = input_dev;
+ dev->remote = ir;
+
+ ir->running = 0;
/* init hardware-specific stuff */
ir->mask_keycode = mask_keycode;
ir->polling = polling;
ir->rc5_gpio = rc5_gpio;
ir->nec_gpio = nec_gpio;
+ ir->raw_decode = raw_decode;
/* init input device */
snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
pci_name(dev->pci));
+ if (ir_codes->ir_type != IR_TYPE_OTHER && !raw_decode) {
+ ir->props.allowed_protos = IR_TYPE_RC5 | IR_TYPE_NEC;
+ ir->props.priv = dev;
+ ir->props.change_protocol = saa7134_ir_change_protocol;
+
+ /* Set IR protocol */
+ saa7134_ir_change_protocol(ir->props.priv, ir_codes->ir_type);
+ }
err = ir_input_init(input_dev, &ir->ir, ir_type);
if (err < 0)
goto err_out_free;
}
input_dev->dev.parent = &dev->pci->dev;
- dev->remote = ir;
- saa7134_ir_start(dev, ir);
-
- err = ir_input_register(ir->dev, ir_codes, NULL);
+ err = ir_input_register(ir->dev, ir_codes, &ir->props, MODULE_NAME);
if (err)
goto err_out_stop;
+ if (ir_codes->ir_type != IR_TYPE_OTHER) {
+ err = ir_raw_event_register(ir->dev);
+ if (err)
+ goto err_out_stop;
+ }
+
+ saa7134_ir_start(dev, ir);
/* the remote isn't as bouncy as a keyboard */
ir->dev->rep[REP_DELAY] = repeat_delay;
return;
saa7134_ir_stop(dev);
+ ir_raw_event_unregister(dev->remote->dev);
ir_input_unregister(dev->remote->dev);
kfree(dev->remote);
dev->remote = NULL;
dev->init_data.name = "BeholdTV";
dev->init_data.get_key = get_key_beholdm6xx;
dev->init_data.ir_codes = &ir_codes_behold_table;
+ dev->init_data.type = IR_TYPE_NEC;
info.addr = 0x2d;
break;
case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
i2c_new_device(&dev->i2c_adap, &info);
}
+static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
+{
+ struct card_ir *ir = dev->remote;
+ unsigned long timeout;
+ int count, pulse, oldpulse;
+
+ /* Generate initial event */
+ saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
+ saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
+ pulse = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
+ ir_raw_event_store(dev->remote->dev, pulse? IR_PULSE : IR_SPACE);
+
+
+ /*
+ * Wait 15 ms from the start of the first IR event before processing
+ * the event. This time is enough for NEC protocol. May need adjustments
+ * to work with other protocols.
+ */
+ if (!ir->active) {
+ timeout = jiffies + jiffies_to_msecs(15);
+ mod_timer(&ir->timer_end, timeout);
+ ir->active = 1;
+ }
+
+ return 1;
+}
+
static int saa7134_rc5_irq(struct saa7134_dev *dev)
{
struct card_ir *ir = dev->remote;
return 1;
}
-
/* On NEC protocol, One has 2.25 ms, and zero has 1.125 ms
The first pulse (start) has 9 + 4.5 ms
*/
git://bbs.cooldavid.org / net-next-2.6.git / blobdiff