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Commit d064f960 authored by Stefan Ringel's avatar Stefan Ringel Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB: tm6000: add ir support

parent bd0db8c7
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+2 −1
Original line number Original line Diff line number Diff line
@@ -2,7 +2,8 @@ tm6000-objs := tm6000-cards.o \
		   tm6000-core.o  \
		   tm6000-core.o  \
		   tm6000-i2c.o   \
		   tm6000-i2c.o   \
		   tm6000-video.o \
		   tm6000-video.o \
		   tm6000-stds.o
		   tm6000-stds.o \
		   tm6000-input.o


obj-$(CONFIG_VIDEO_TM6000) += tm6000.o
obj-$(CONFIG_VIDEO_TM6000) += tm6000.o
obj-$(CONFIG_VIDEO_TM6000_ALSA) += tm6000-alsa.o
obj-$(CONFIG_VIDEO_TM6000_ALSA) += tm6000-alsa.o
+27 −1
Original line number Original line Diff line number Diff line
@@ -29,6 +29,7 @@
#include <media/tuner.h>
#include <media/tuner.h>
#include <media/tvaudio.h>
#include <media/tvaudio.h>
#include <media/i2c-addr.h>
#include <media/i2c-addr.h>
#include <media/rc-map.h>


#include "tm6000.h"
#include "tm6000.h"
#include "tm6000-regs.h"
#include "tm6000-regs.h"
@@ -69,6 +70,8 @@ struct tm6000_board {
	int             demod_addr;     /* demodulator address */
	int             demod_addr;     /* demodulator address */


	struct tm6000_gpio gpio;
	struct tm6000_gpio gpio;

	char		*ir_codes;
};
};


struct tm6000_board tm6000_boards[] = {
struct tm6000_board tm6000_boards[] = {
@@ -276,6 +279,7 @@ struct tm6000_board tm6000_boards[] = {
			.dvb_led	= TM6010_GPIO_5,
			.dvb_led	= TM6010_GPIO_5,
			.ir		= TM6010_GPIO_0,
			.ir		= TM6010_GPIO_0,
		},
		},
		.ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
	},
	},
	[TM6010_BOARD_TWINHAN_TU501] = {
	[TM6010_BOARD_TWINHAN_TU501] = {
		.name         = "Twinhan TU501(704D1)",
		.name         = "Twinhan TU501(704D1)",
@@ -361,6 +365,8 @@ int tm6000_tuner_callback(void *ptr, int component, int command, int arg)


	switch (command) {
	switch (command) {
	case XC2028_RESET_CLK:
	case XC2028_RESET_CLK:
		tm6000_ir_wait(dev, 0);

		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT,
		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT,
					0x02, arg);
					0x02, arg);
		msleep(10);
		msleep(10);
@@ -410,13 +416,14 @@ int tm6000_tuner_callback(void *ptr, int component, int command, int arg)
				msleep(130);
				msleep(130);
				break;
				break;
			}
			}

			tm6000_ir_wait(dev, 1);
			break;
			break;
		case 1:
		case 1:
			tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT,
			tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT,
						0x02, 0x01);
						0x02, 0x01);
			msleep(10);
			msleep(10);
			break;
			break;

		case 2:
		case 2:
			rc = tm6000_i2c_reset(dev, 100);
			rc = tm6000_i2c_reset(dev, 100);
			break;
			break;
@@ -636,6 +643,8 @@ static int tm6000_init_dev(struct tm6000_core *dev)


	dev->gpio = tm6000_boards[dev->model].gpio;
	dev->gpio = tm6000_boards[dev->model].gpio;


	dev->ir_codes = tm6000_boards[dev->model].ir_codes;

	dev->demod_addr = tm6000_boards[dev->model].demod_addr;
	dev->demod_addr = tm6000_boards[dev->model].demod_addr;


	dev->caps = tm6000_boards[dev->model].caps;
	dev->caps = tm6000_boards[dev->model].caps;
@@ -684,6 +693,8 @@ static int tm6000_init_dev(struct tm6000_core *dev)
	tm6000_add_into_devlist(dev);
	tm6000_add_into_devlist(dev);
	tm6000_init_extension(dev);
	tm6000_init_extension(dev);


	tm6000_ir_init(dev);

	mutex_unlock(&dev->lock);
	mutex_unlock(&dev->lock);
	return 0;
	return 0;


@@ -829,6 +840,19 @@ static int tm6000_usb_probe(struct usb_interface *interface,
							 &dev->isoc_out);
							 &dev->isoc_out);
				}
				}
				break;
				break;
			case USB_ENDPOINT_XFER_INT:
				if (!dir_out) {
					get_max_endpoint(usbdev,
							&interface->altsetting[i],
							"INT IN", e,
							&dev->int_in);
				} else {
					get_max_endpoint(usbdev,
							&interface->altsetting[i],
							"INT OUT", e,
							&dev->int_out);
				}
				break;
			}
			}
		}
		}
	}
	}
@@ -887,6 +911,8 @@ static void tm6000_usb_disconnect(struct usb_interface *interface)


	mutex_lock(&dev->lock);
	mutex_lock(&dev->lock);


	tm6000_ir_fini(dev);

	if (dev->gpio.power_led) {
	if (dev->gpio.power_led) {
		switch (dev->model) {
		switch (dev->model) {
		case TM6010_BOARD_HAUPPAUGE_900H:
		case TM6010_BOARD_HAUPPAUGE_900H:
+364 −0
Original line number Original line Diff line number Diff line
/*
   tm6000-input.c - driver for TM5600/TM6000/TM6010 USB video capture devices

   Copyright (C) 2010 Stefan Ringel <stefan.ringel@arcor.de>

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation version 2

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/delay.h>

#include <linux/input.h>
#include <linux/usb.h>

#include <media/ir-core.h>
#include <media/ir-common.h>

#include "tm6000.h"
#include "tm6000-regs.h"

static unsigned int ir_debug;
module_param(ir_debug, int, 0644);
MODULE_PARM_DESC(ir_debug, "enable debug message [IR]");

static unsigned int enable_ir = 1;
module_param(enable_ir, int, 0644);
MODULE_PARM_DESC(enable_ir, "enable ir (default is enable");

#undef dprintk

#define dprintk(fmt, arg... ) \
	if (ir_debug) { \
		printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg); \
	}

struct tm6000_ir_poll_result {
	u8 rc_data[4];
};

struct tm6000_IR {
	struct tm6000_core	*dev;
	struct ir_input_dev	*input;
	struct ir_input_state	ir;
	char			name[32];
	char			phys[32];

	/* poll expernal decoder */
	int			polling;
	struct delayed_work	work;
	u8			wait:1;
	struct urb		*int_urb;
	u8			*urb_data;
	u8			key:1;

	int (*get_key) (struct tm6000_IR *, struct tm6000_ir_poll_result *);

	/* IR device properties */
	struct ir_dev_props	props;
};


void tm6000_ir_wait(struct tm6000_core *dev, u8 state)
{
	struct tm6000_IR *ir = dev->ir;

	if (!dev->ir)
		return;

	if (state)
		ir->wait = 1;
	else
		ir->wait = 0;
}


static int tm6000_ir_config(struct tm6000_IR *ir)
{
	struct tm6000_core *dev = ir->dev;
	u8 buf[10];
	int rc;

	/* hack */
	buf[0] = 0xff;
	buf[1] = 0xff;
	buf[2] = 0xf2;
	buf[3] = 0x2b;
	buf[4] = 0x20;
	buf[5] = 0x35;
	buf[6] = 0x60;
	buf[7] = 0x04;
	buf[8] = 0xc0;
	buf[9] = 0x08;

	rc = tm6000_read_write_usb(dev, USB_DIR_OUT | USB_TYPE_VENDOR |
		USB_RECIP_DEVICE, REQ_00_SET_IR_VALUE, 0, 0, buf, 0x0a);
	msleep(100);

	if (rc < 0) {
		printk(KERN_INFO "IR configuration failed");
		return rc;
	}
	return 0;
}

static void tm6000_ir_urb_received(struct urb *urb)
{
	struct tm6000_core *dev = urb->context;
	struct tm6000_IR *ir = dev->ir;
	int rc;
	
	if (urb->status != 0)
		printk(KERN_INFO "not ready\n");
	else if (urb->actual_length > 0)
		memcpy (ir->urb_data, urb->transfer_buffer, urb->actual_length);

	dprintk ("data %02x %02x %02x %02x\n", ir->urb_data[0],
	ir->urb_data[1], ir->urb_data[2], ir->urb_data[3]);

	ir->key = 1;

	rc = usb_submit_urb(urb, GFP_ATOMIC);
}

static int default_polling_getkey(struct tm6000_IR *ir,
				struct tm6000_ir_poll_result *poll_result)
{
	struct tm6000_core *dev = ir->dev;
	int rc;
	u8 buf[2];

	if(ir->wait && !&dev->int_in) {
		poll_result->rc_data[0] = 0xff;
		return 0;
	}

	if (&dev->int_in) {
		poll_result->rc_data[0] = ir->urb_data[0];
		poll_result->rc_data[1] = ir->urb_data[1];
	} else {
		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT, 2, 0);
		msleep(10);
		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT, 2, 1);
		msleep(10);

		rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR |
		 USB_RECIP_DEVICE, REQ_02_GET_IR_CODE, 0, 0, buf, 1);

		msleep(10);

		dprintk ("read data=%02x\n", buf[0]);
		if (rc < 0) {
			return rc;
		}
		poll_result->rc_data[0] = buf[0];
	}
	return 0;
}

static void tm6000_ir_handle_key(struct tm6000_IR *ir)
{
	int result;
	struct tm6000_ir_poll_result poll_result;

	/* read the registers containing the IR status */
	result = ir->get_key(ir, &poll_result);
	if (result < 0) {
		printk(KERN_INFO "ir->get_key() failed %d\n", result);
		return;
	}

	dprintk("ir->get_key result data=%02x %02x\n",
		poll_result.rc_data[0], poll_result.rc_data[1]);

	if (poll_result.rc_data[0] != 0xff && ir->key == 1) {
		ir_input_keydown(ir->input->input_dev, &ir->ir,
			poll_result.rc_data[0] | poll_result.rc_data[1] << 8);

		ir_input_nokey(ir->input->input_dev, &ir->ir);
		ir->key = 0;
	}
	return;
}

static void tm6000_ir_work(struct work_struct *work)
{
	struct tm6000_IR *ir = container_of(work, struct tm6000_IR, work.work);

	tm6000_ir_handle_key(ir);
	schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));
}

static int tm6000_ir_start(void *priv)
{
	struct tm6000_IR *ir = priv;

	INIT_DELAYED_WORK(&ir->work, tm6000_ir_work);
	schedule_delayed_work(&ir->work, 0);

	return 0;
}

static void tm6000_ir_stop(void *priv)
{
	struct tm6000_IR *ir = priv;

	cancel_delayed_work_sync(&ir->work);
}

int tm6000_ir_change_protocol(void *priv, u64 ir_type)
{
	struct tm6000_IR *ir = priv;

	ir->get_key = default_polling_getkey;

	tm6000_ir_config(ir);
	/* TODO */
	return 0;
}

int tm6000_ir_init(struct tm6000_core *dev)
{
	struct tm6000_IR *ir;
	struct ir_input_dev *ir_input_dev;
	int err = -ENOMEM;
	int pipe, size, rc;

	if (!enable_ir)
		return -ENODEV;

	if (!dev->caps.has_remote)
		return 0;

	if (!dev->ir_codes)
		return 0;

	ir = kzalloc(sizeof(*ir), GFP_KERNEL);
	ir_input_dev = kzalloc(sizeof(*ir_input_dev), GFP_KERNEL);
	ir_input_dev->input_dev = input_allocate_device();
	if (!ir || !ir_input_dev || !ir_input_dev->input_dev)
		goto err_out_free;

	/* record handles to ourself */
	ir->dev = dev;
	dev->ir = ir;

	ir->input = ir_input_dev;

	/* input einrichten */
	ir->props.allowed_protos = IR_TYPE_RC5 | IR_TYPE_NEC;
	ir->props.priv = ir;
	ir->props.change_protocol = tm6000_ir_change_protocol;
	ir->props.open = tm6000_ir_start;
	ir->props.close = tm6000_ir_stop;
	ir->props.driver_type = RC_DRIVER_SCANCODE;

	ir->polling = 50;

	snprintf(ir->name, sizeof(ir->name), "tm5600/60x0 IR (%s)",
						dev->name);

	usb_make_path(dev->udev, ir->phys, sizeof(ir->phys));
	strlcat(ir->phys, "/input0", sizeof(ir->phys));

	tm6000_ir_change_protocol(ir, IR_TYPE_UNKNOWN);
	err = ir_input_init(ir_input_dev->input_dev, &ir->ir, IR_TYPE_OTHER);
	if (err < 0)
		goto err_out_free;

	ir_input_dev->input_dev->name = ir->name;
	ir_input_dev->input_dev->phys = ir->phys;
	ir_input_dev->input_dev->id.bustype = BUS_USB;
	ir_input_dev->input_dev->id.version = 1;
	ir_input_dev->input_dev->id.vendor = le16_to_cpu(dev->udev->descriptor.idVendor);
	ir_input_dev->input_dev->id.product = le16_to_cpu(dev->udev->descriptor.idProduct);

	ir_input_dev->input_dev->dev.parent = &dev->udev->dev;

	if (&dev->int_in) {
		dprintk("IR over int\n");

		ir->int_urb = usb_alloc_urb(0, GFP_KERNEL);

		pipe = usb_rcvintpipe(dev->udev,
			dev->int_in.endp->desc.bEndpointAddress
			& USB_ENDPOINT_NUMBER_MASK);

		size = usb_maxpacket(dev->udev, pipe, usb_pipeout(pipe));
		dprintk("IR max size: %d\n", size);

		ir->int_urb->transfer_buffer = kzalloc(size, GFP_KERNEL);
		if (ir->int_urb->transfer_buffer == NULL) {
			usb_free_urb(ir->int_urb);
			goto err_out_stop;
		}
		dprintk("int interval: %d\n", dev->int_in.endp->desc.bInterval);
		usb_fill_int_urb(ir->int_urb, dev->udev, pipe,
			ir->int_urb->transfer_buffer, size,
			tm6000_ir_urb_received, dev,
			dev->int_in.endp->desc.bInterval);
		rc = usb_submit_urb(ir->int_urb, GFP_KERNEL);
		if (rc) {
			kfree(ir->int_urb->transfer_buffer);
			usb_free_urb(ir->int_urb);
			err = rc;
			goto err_out_stop;
		}
		ir->urb_data = kzalloc(size, GFP_KERNEL);
	}

	/* ir register */
	err = ir_input_register(ir->input->input_dev, dev->ir_codes,
		&ir->props, "tm6000");
	if (err)
		goto err_out_stop;

	return 0;

err_out_stop:
	dev->ir = NULL;
err_out_free:
	kfree(ir_input_dev);
	kfree(ir);
	return err;
}

int tm6000_ir_fini(struct tm6000_core *dev)
{
	struct tm6000_IR *ir = dev->ir;

	/* skip detach on non attached board */

	if (!ir)
		return 0;

	ir_input_unregister(ir->input->input_dev);

	if (ir->int_urb) {
		usb_kill_urb(ir->int_urb);
		kfree(ir->int_urb->transfer_buffer);
		usb_free_urb(ir->int_urb);
		ir->int_urb = NULL;
		kfree(ir->urb_data);
		ir->urb_data = NULL;
	}

	kfree(ir->input);
	ir->input = NULL;
	kfree(ir);
	dev->ir = NULL;

	return 0;
}
+9 −0
Original line number Original line Diff line number Diff line
@@ -171,6 +171,8 @@ struct tm6000_core {


	struct tm6000_gpio		gpio;
	struct tm6000_gpio		gpio;


	char				*ir_codes;

	/* Demodulator configuration */
	/* Demodulator configuration */
	int				demod_addr;	/* demodulator address */
	int				demod_addr;	/* demodulator address */


@@ -204,6 +206,8 @@ struct tm6000_core {
	/* audio support */
	/* audio support */
	struct snd_tm6000_card		*adev;
	struct snd_tm6000_card		*adev;


	struct tm6000_IR		*ir;

	/* locks */
	/* locks */
	struct mutex			lock;
	struct mutex			lock;


@@ -211,6 +215,7 @@ struct tm6000_core {
	struct usb_device		*udev;		/* the usb device */
	struct usb_device		*udev;		/* the usb device */


	struct tm6000_endpoint		bulk_in, bulk_out, isoc_in, isoc_out;
	struct tm6000_endpoint		bulk_in, bulk_out, isoc_in, isoc_out;
	struct tm6000_endpoint		int_in, int_out;


	/* scaler!=0 if scaler is active*/
	/* scaler!=0 if scaler is active*/
	int				scaler;
	int				scaler;
@@ -317,6 +322,10 @@ int tm6000_queue_init(struct tm6000_core *dev);
/* In tm6000-alsa.c */
/* In tm6000-alsa.c */
/*int tm6000_audio_init(struct tm6000_core *dev, int idx);*/
/*int tm6000_audio_init(struct tm6000_core *dev, int idx);*/


/* In tm6000-input.c */
int tm6000_ir_init(struct tm6000_core *dev);
int tm6000_ir_fini(struct tm6000_core *dev);
void tm6000_ir_wait(struct tm6000_core *dev, u8 state);


/* Debug stuff */
/* Debug stuff */