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yaml
---
r: 192928
b: refs/heads/master
c: 13c2449
h: refs/heads/master
v: v3
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David Härdeman authored and Mauro Carvalho Chehab committed May 19, 2010
1 parent 910c61f commit 3d3177f
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Showing 2 changed files with 4 additions and 38 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: a374fef4437abd0a1ee27afe0cca7a55425c1c3c
refs/heads/master: 13c24497086418010bf4f76378bcae241d7f59cd
40 changes: 3 additions & 37 deletions trunk/drivers/media/dvb/ttpci/budget-ci.c
Original file line number Diff line number Diff line change
Expand Up @@ -35,7 +35,7 @@
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/spinlock.h>
#include <media/ir-common.h>
#include <media/ir-core.h>

#include "budget.h"

Expand Down Expand Up @@ -82,12 +82,6 @@
#define SLOTSTATUS_READY 8
#define SLOTSTATUS_OCCUPIED (SLOTSTATUS_PRESENT|SLOTSTATUS_RESET|SLOTSTATUS_READY)

/*
* Milliseconds during which a key is regarded as pressed.
* If an identical command arrives within this time, the timer will start over.
*/
#define IR_KEYPRESS_TIMEOUT 250

/* RC5 device wildcard */
#define IR_DEVICE_ANY 255

Expand All @@ -104,12 +98,9 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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;
};
Expand All @@ -124,18 +115,11 @@ struct budget_ci {
u8 tuner_pll_address; /* used for philips_tdm1316l configs */
};

static void msp430_ir_keyup(unsigned long data)
{
struct budget_ci_ir *ir = (struct budget_ci_ir *) data;
ir_input_nokey(ir->dev, &ir->state);
}

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;
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
Expand Down Expand Up @@ -171,20 +155,12 @@ static void msp430_ir_interrupt(unsigned long data)
return;
budget_ci->ir.have_command = false;

/* FIXME: We should generate complete scancodes with device info */
if (budget_ci->ir.rc5_device != IR_DEVICE_ANY &&
budget_ci->ir.rc5_device != (command & 0x1f))
return;

/* 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);
ir_input_keydown(dev, &budget_ci->ir.state,
budget_ci->ir.ir_key);
budget_ci->ir.last_raw = raw;
}

mod_timer(&budget_ci->ir.timer_keyup, jiffies + msecs_to_jiffies(IR_KEYPRESS_TIMEOUT));
ir_keydown(dev, budget_ci->ir.ir_key, (command & 0x20) ? 1 : 0);
}

static int msp430_ir_init(struct budget_ci *budget_ci)
Expand Down Expand Up @@ -249,13 +225,6 @@ static int msp430_ir_init(struct budget_ci *budget_ci)
break;
}

ir_input_init(input_dev, &budget_ci->ir.state, IR_TYPE_RC5);

/* initialise the key-up timeout handler */
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 = ir_input_register(input_dev, ir_codes, NULL, MODULE_NAME);
if (error) {
printk(KERN_ERR "budget_ci: could not init driver for IR device (code %d)\n", error);
Expand Down Expand Up @@ -284,9 +253,6 @@ static void msp430_ir_deinit(struct budget_ci *budget_ci)
saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
tasklet_kill(&budget_ci->ir.msp430_irq_tasklet);

del_timer_sync(&dev->timer);
ir_input_nokey(dev, &budget_ci->ir.state);

ir_input_unregister(dev);
}

Expand Down

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