* the project's page is at http://www.linuxtv.org/dvb/
*/
-#include "budget.h"
-
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <media/ir-common.h>
+#include "budget.h"
+
#include "dvb_ca_en50221.h"
#include "stv0299.h"
#include "stv0297.h"
#define SLOTSTATUS_READY 8
#define SLOTSTATUS_OCCUPIED (SLOTSTATUS_PRESENT|SLOTSTATUS_RESET|SLOTSTATUS_READY)
-/* Milliseconds during which key presses are regarded as key repeat and during
- * which the debounce logic is active
+/*
+ * Milliseconds during which a key is regarded as pressed.
+ * If an identical command arrives within this time, the timer will start over.
*/
-#define IR_REPEAT_TIMEOUT 350
+#define IR_KEYPRESS_TIMEOUT 250
/* RC5 device wildcard */
#define IR_DEVICE_ANY 255
-/* Some remotes sends multiple sequences per keypress (e.g. Zenith sends two),
- * this setting allows the superflous sequences to be ignored
- */
-static int debounce = 0;
-module_param(debounce, int, 0644);
-MODULE_PARM_DESC(debounce, "ignore repeated IR sequences (default: 0 = ignore no sequences)");
-
static int rc5_device = -1;
module_param(rc5_device, int, 0644);
MODULE_PARM_DESC(rc5_device, "only IR commands to given RC5 device (device = 0 - 31, any device = 255, default: autodetect)");
struct budget_ci_ir {
struct input_dev *dev;
struct tasklet_struct msp430_irq_tasklet;
+ struct timer_list timer_keyup;
char name[72]; /* 40 + 32 for (struct saa7146_dev).name */
char phys[32];
struct ir_input_state state;
int rc5_device;
+ u32 last_raw;
+ u32 ir_key;
+ bool have_command;
};
struct budget_ci {
{
struct budget_ci *budget_ci = (struct budget_ci *) data;
struct input_dev *dev = budget_ci->ir.dev;
- static int bounces = 0;
- int device;
- int toggle;
- static int prev_toggle = -1;
- static u32 ir_key;
u32 command = ttpci_budget_debiread(&budget_ci->budget, DEBINOSWAP, DEBIADDR_IR, 2, 1, 0) >> 8;
+ u32 raw;
/*
* The msp430 chip can generate two different bytes, command and device
* type1: X1CCCCCC, C = command bits (0 - 63)
* type2: X0TDDDDD, D = device bits (0 - 31), T = RC5 toggle bit
*
- * More than one command byte may be generated before the device byte
- * Only when we have both, a correct keypress is generated
+ * Each signal from the remote control can generate one or more command
+ * bytes and one or more device bytes. For the repeated bytes, the
+ * highest bit (X) is set. The first command byte is always generated
+ * before the first device byte. Other than that, no specific order
+ * seems to apply. To make life interesting, bytes can also be lost.
+ *
+ * Only when we have a command and device byte, a keypress is
+ * generated.
*/
+ if (ir_debug)
+ printk("budget_ci: received byte 0x%02x\n", command);
+
+ /* Remove repeat bit, we use every command */
+ command = command & 0x7f;
+
/* Is this a RC5 command byte? */
if (command & 0x40) {
- if (ir_debug)
- printk("budget_ci: received command byte 0x%02x\n", command);
- ir_key = command & 0x3f;
+ budget_ci->ir.have_command = true;
+ budget_ci->ir.ir_key = command & 0x3f;
return;
}
/* It's a RC5 device byte */
- if (ir_debug)
- printk("budget_ci: received device byte 0x%02x\n", command);
- device = command & 0x1f;
- toggle = command & 0x20;
+ if (!budget_ci->ir.have_command)
+ return;
+ budget_ci->ir.have_command = false;
- if (budget_ci->ir.rc5_device != IR_DEVICE_ANY && budget_ci->ir.rc5_device != device)
+ if (budget_ci->ir.rc5_device != IR_DEVICE_ANY &&
+ budget_ci->ir.rc5_device != (command & 0x1f))
return;
- /* Are we still waiting for a keyup event while this is a new key? */
- if ((ir_key != dev->repeat_key || toggle != prev_toggle) && del_timer(&dev->timer))
+ /* Is this a repeated key sequence? (same device, command, toggle) */
+ raw = budget_ci->ir.ir_key | (command << 8);
+ if (budget_ci->ir.last_raw != raw || !timer_pending(&budget_ci->ir.timer_keyup)) {
ir_input_nokey(dev, &budget_ci->ir.state);
-
- prev_toggle = toggle;
-
- /* Ignore repeated key sequences if requested */
- if (ir_key == dev->repeat_key && bounces > 0 && timer_pending(&dev->timer)) {
- bounces--;
- return;
+ ir_input_keydown(dev, &budget_ci->ir.state,
+ budget_ci->ir.ir_key, raw);
+ budget_ci->ir.last_raw = raw;
}
- /* New keypress? */
- if (!timer_pending(&dev->timer))
- bounces = debounce;
-
- /* Prepare a keyup event sometime in the future */
- mod_timer(&dev->timer, jiffies + msecs_to_jiffies(IR_REPEAT_TIMEOUT));
-
- /* Generate a new or repeated keypress */
- ir_input_keydown(dev, &budget_ci->ir.state, ir_key, ((device << 8) | command));
-}
-
-static void msp430_ir_debounce(unsigned long data)
-{
- struct input_dev *dev = (struct input_dev *) data;
-
- if (dev->rep[0] == 0 || dev->rep[0] == ~0) {
- input_event(dev, EV_KEY, key_map[dev->repeat_key], 0);
- } else {
- dev->rep[0] = 0;
- dev->timer.expires = jiffies + HZ * 350 / 1000;
- add_timer(&dev->timer);
- input_event(dev, EV_KEY, key_map[dev->repeat_key], 2); /* REPEAT */
- }
- input_sync(dev);
-}
-
-static void msp430_ir_interrupt(unsigned long data)
-{
- struct budget_ci *budget_ci = (struct budget_ci *) data;
- struct input_dev *dev = budget_ci->ir.dev;
- unsigned int code =
- ttpci_budget_debiread(&budget_ci->budget, DEBINOSWAP, DEBIADDR_IR, 2, 1, 0) >> 8;
-
- if (code & 0x40) {
- code &= 0x3f;
-
- if (timer_pending(&dev->timer)) {
- if (code == dev->repeat_key) {
- ++dev->rep[0];
- return;
- }
- del_timer(&dev->timer);
- input_event(dev, EV_KEY, key_map[dev->repeat_key], 0);
- }
-
- if (!key_map[code]) {
- printk("DVB (%s): no key for %02x!\n", __FUNCTION__, code);
- return;
- }
-
- input_event(dev, EV_KEY, key_map[code], 1);
- input_sync(dev);
-
- /* initialize debounce and repeat */
- dev->repeat_key = code;
- /* Zenith remote _always_ sends 2 sequences */
- dev->rep[0] = ~0;
- mod_timer(&dev->timer, jiffies + msecs_to_jiffies(350));
- }
+ mod_timer(&budget_ci->ir.timer_keyup, jiffies + msecs_to_jiffies(IR_KEYPRESS_TIMEOUT));
}
static int msp430_ir_init(struct budget_ci *budget_ci)
input_dev->id.vendor = saa->pci->vendor;
input_dev->id.product = saa->pci->device;
}
-# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15)
input_dev->cdev.dev = &saa->pci->dev;
-# else
- input_dev->dev = &saa->pci->dev;
-# endif
/* Select keymap and address */
switch (budget_ci->budget.dev->pci->subsystem_device) {
case 0x100c:
case 0x100f:
- case 0x1010:
case 0x1011:
case 0x1012:
case 0x1017:
else
budget_ci->ir.rc5_device = rc5_device;
break;
+ case 0x1010:
+ /* for the Technotrend 1500 bundled remote */
+ ir_input_init(input_dev, &budget_ci->ir.state,
+ IR_TYPE_RC5, ir_codes_tt_1500);
+
+ if (rc5_device < 0)
+ budget_ci->ir.rc5_device = IR_DEVICE_ANY;
+ else
+ budget_ci->ir.rc5_device = rc5_device;
+ break;
default:
/* unknown remote */
ir_input_init(input_dev, &budget_ci->ir.state,
}
/* initialise the key-up timeout handler */
- input_dev->timer.function = msp430_ir_keyup;
- input_dev->timer.data = (unsigned long) &budget_ci->ir;
- input_dev->rep[REP_DELAY] = 1;
- input_dev->rep[REP_PERIOD] = 1;
-
+ init_timer(&budget_ci->ir.timer_keyup);
+ 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 = input_register_device(input_dev);
if (error) {
printk(KERN_ERR "budget_ci: could not init driver for IR device (code %d)\n", error);
goto out2;
}
+ /* note: these must be after input_register_device */
+ input_dev->rep[REP_DELAY] = 400;
+ input_dev->rep[REP_PERIOD] = 250;
+
tasklet_init(&budget_ci->ir.msp430_irq_tasklet, msp430_ir_interrupt,
(unsigned long) budget_ci);
- saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_06);
+ SAA7146_IER_ENABLE(saa, MASK_06);
saa7146_setgpio(saa, 3, SAA7146_GPIO_IRQHI);
return 0;
struct saa7146_dev *saa = budget_ci->budget.dev;
struct input_dev *dev = budget_ci->ir.dev;
- saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_06);
+ SAA7146_IER_DISABLE(saa, MASK_06);
saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
tasklet_kill(&budget_ci->ir.msp430_irq_tasklet);
- if (del_timer(&dev->timer)) {
- ir_input_nokey(dev, &budget_ci->ir.state);
- input_sync(dev);
- }
+ del_timer_sync(&dev->timer);
+ ir_input_nokey(dev, &budget_ci->ir.state);
input_unregister_device(dev);
}
memset(&budget_ci->ca, 0, sizeof(struct dvb_ca_en50221));
// enable DEBI pins
- saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16) | 0x800);
+ saa7146_write(saa, MC1, MASK_27 | MASK_11);
// test if it is there
ci_version = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CIVERSION, 1, 1, 0);
} else {
saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI);
}
- saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_03);
+ SAA7146_IER_ENABLE(saa, MASK_03);
}
// enable interface
return 0;
error:
- saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16));
+ saa7146_write(saa, MC1, MASK_27);
return result;
}
// disable CI interrupts
if (budget_ci->ci_irq) {
- saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_03);
+ SAA7146_IER_DISABLE(saa, MASK_03);
saa7146_setgpio(saa, 0, SAA7146_GPIO_INPUT);
tasklet_kill(&budget_ci->ciintf_irq_tasklet);
}
dvb_ca_en50221_release(&budget_ci->ca);
// disable DEBI pins
- saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16));
+ saa7146_write(saa, MC1, MASK_27);
}
static void budget_ci_irq(struct saa7146_dev *dev, u32 * isr)
.request_firmware = philips_tdm1316l_request_firmware,
};
+static struct tda1004x_config philips_tdm1316l_config_invert = {
+
+ .demod_address = 0x8,
+ .invert = 1,
+ .invert_oclk = 0,
+ .xtal_freq = TDA10046_XTAL_4M,
+ .agc_config = TDA10046_AGC_DEFAULT,
+ .if_freq = TDA10046_FREQ_3617,
+ .request_firmware = philips_tdm1316l_request_firmware,
+};
+
static int dvbc_philips_tdm1316l_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{
struct budget_ci *budget_ci = (struct budget_ci *) fe->dvb->priv;
band = 1;
} else if (tuner_frequency < 200000000) {
cp = 6;
- band = 1;
+ band = 2;
} else if (tuner_frequency < 290000000) {
cp = 3;
band = 2;
case 0x1012: // TT DVB-T CI budget (tda10046/Philips tdm1316l(tda6651tt))
budget_ci->tuner_pll_address = 0x60;
- philips_tdm1316l_config.invert = 1;
budget_ci->budget.dvb_frontend =
- dvb_attach(tda10046_attach, &philips_tdm1316l_config, &budget_ci->budget.i2c_adap);
+ dvb_attach(tda10046_attach, &philips_tdm1316l_config_invert, &budget_ci->budget.i2c_adap);
if (budget_ci->budget.dvb_frontend) {
budget_ci->budget.dvb_frontend->ops.tuner_ops.init = philips_tdm1316l_tuner_init;
budget_ci->budget.dvb_frontend->ops.tuner_ops.set_params = philips_tdm1316l_tuner_set_params;
static struct saa7146_extension budget_extension = {
.name = "budget_ci dvb",
- .flags = SAA7146_I2C_SHORT_DELAY,
+ .flags = SAA7146_USE_I2C_IRQ,
.module = THIS_MODULE,
.pci_tbl = &pci_tbl[0],