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path: root/drivers/media/common/ir-functions.c
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Diffstat (limited to 'drivers/media/common/ir-functions.c')
-rw-r--r--drivers/media/common/ir-functions.c71
1 files changed, 31 insertions, 40 deletions
diff --git a/drivers/media/common/ir-functions.c b/drivers/media/common/ir-functions.c
index 655474b29e21..e616f624ceaa 100644
--- a/drivers/media/common/ir-functions.c
+++ b/drivers/media/common/ir-functions.c
@@ -34,22 +34,19 @@ static int repeat = 1;
module_param(repeat, int, 0444);
MODULE_PARM_DESC(repeat,"auto-repeat for IR keys (default: on)");
-static int debug; /* debug level (0,1,2) */
-module_param(debug, int, 0644);
-
-#define dprintk(level, fmt, arg...) if (debug >= level) \
- printk(KERN_DEBUG fmt , ## arg)
+int media_ir_debug; /* media_ir_debug level (0,1,2) */
+module_param_named(debug, media_ir_debug, int, 0644);
/* -------------------------------------------------------------------------- */
static void ir_input_key_event(struct input_dev *dev, struct ir_input_state *ir)
{
if (KEY_RESERVED == ir->keycode) {
- printk(KERN_INFO "%s: unknown key: key=0x%02x raw=0x%02x down=%d\n",
- dev->name,ir->ir_key,ir->ir_raw,ir->keypressed);
+ printk(KERN_INFO "%s: unknown key: key=0x%02x down=%d\n",
+ dev->name, ir->ir_key, ir->keypressed);
return;
}
- dprintk(1,"%s: key event code=%d down=%d\n",
+ IR_dprintk(1,"%s: key event code=%d down=%d\n",
dev->name,ir->keycode,ir->keypressed);
input_report_key(dev,ir->keycode,ir->keypressed);
input_sync(dev);
@@ -57,39 +54,34 @@ static void ir_input_key_event(struct input_dev *dev, struct ir_input_state *ir)
/* -------------------------------------------------------------------------- */
-void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
+int ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
int ir_type, struct ir_scancode_table *ir_codes)
{
- int i;
-
ir->ir_type = ir_type;
- memset(ir->ir_codes, sizeof(ir->ir_codes), 0);
+ ir->keytable.size = ir_roundup_tablesize(ir_codes->size);
+ ir->keytable.scan = kzalloc(ir->keytable.size *
+ sizeof(struct ir_scancode), GFP_KERNEL);
+ if (!ir->keytable.scan)
+ return -ENOMEM;
- /*
- * FIXME: This is a temporary workaround to use the new IR tables
- * with the old approach. Later patches will replace this to a
- * proper method
- */
+ IR_dprintk(1, "Allocated space for %d keycode entries (%zd bytes)\n",
+ ir->keytable.size,
+ ir->keytable.size * sizeof(ir->keytable.scan));
- if (ir_codes)
- for (i = 0; i < ir_codes->size; i++)
- if (ir_codes->scan[i].scancode < IR_KEYTAB_SIZE)
- ir->ir_codes[ir_codes->scan[i].scancode] = ir_codes->scan[i].keycode;
+ ir_copy_table(&ir->keytable, ir_codes);
+ ir_set_keycode_table(dev, &ir->keytable);
- dev->keycode = ir->ir_codes;
- dev->keycodesize = sizeof(IR_KEYTAB_TYPE);
- dev->keycodemax = IR_KEYTAB_SIZE;
- for (i = 0; i < IR_KEYTAB_SIZE; i++)
- set_bit(ir->ir_codes[i], dev->keybit);
clear_bit(0, dev->keybit);
-
set_bit(EV_KEY, dev->evbit);
if (repeat)
set_bit(EV_REP, dev->evbit);
+
+ return 0;
}
EXPORT_SYMBOL_GPL(ir_input_init);
+
void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir)
{
if (ir->keypressed) {
@@ -100,9 +92,9 @@ void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir)
EXPORT_SYMBOL_GPL(ir_input_nokey);
void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
- u32 ir_key, u32 ir_raw)
+ u32 ir_key)
{
- u32 keycode = IR_KEYCODE(ir->ir_codes, ir_key);
+ u32 keycode = ir_g_keycode_from_table(dev, ir_key);
if (ir->keypressed && ir->keycode != keycode) {
ir->keypressed = 0;
@@ -110,7 +102,6 @@ void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
}
if (!ir->keypressed) {
ir->ir_key = ir_key;
- ir->ir_raw = ir_raw;
ir->keycode = keycode;
ir->keypressed = 1;
ir_input_key_event(dev,ir);
@@ -275,7 +266,7 @@ EXPORT_SYMBOL_GPL(ir_decode_biphase);
* saa7134 */
/* decode raw bit pattern to RC5 code */
-static u32 ir_rc5_decode(unsigned int code)
+u32 ir_rc5_decode(unsigned int code)
{
unsigned int org_code = code;
unsigned int pair;
@@ -295,15 +286,16 @@ static u32 ir_rc5_decode(unsigned int code)
rc5 |= 1;
break;
case 3:
- dprintk(1, "ir-common: ir_rc5_decode(%x) bad code\n", org_code);
+ IR_dprintk(1, "ir-common: ir_rc5_decode(%x) bad code\n", org_code);
return 0;
}
}
- dprintk(1, "ir-common: code=%x, rc5=%x, start=%x, toggle=%x, address=%x, "
+ IR_dprintk(1, "ir-common: code=%x, rc5=%x, start=%x, toggle=%x, address=%x, "
"instr=%x\n", rc5, org_code, RC5_START(rc5),
RC5_TOGGLE(rc5), RC5_ADDR(rc5), RC5_INSTR(rc5));
return rc5;
}
+EXPORT_SYMBOL_GPL(ir_rc5_decode);
void ir_rc5_timer_end(unsigned long data)
{
@@ -330,20 +322,20 @@ void ir_rc5_timer_end(unsigned long data)
/* Allow some timer jitter (RC5 is ~24ms anyway so this is ok) */
if (gap < 28000) {
- dprintk(1, "ir-common: spurious timer_end\n");
+ IR_dprintk(1, "ir-common: spurious timer_end\n");
return;
}
if (ir->last_bit < 20) {
/* ignore spurious codes (caused by light/other remotes) */
- dprintk(1, "ir-common: short code: %x\n", ir->code);
+ IR_dprintk(1, "ir-common: short code: %x\n", ir->code);
} else {
ir->code = (ir->code << ir->shift_by) | 1;
rc5 = ir_rc5_decode(ir->code);
/* two start bits? */
if (RC5_START(rc5) != ir->start) {
- dprintk(1, "ir-common: rc5 start bits invalid: %u\n", RC5_START(rc5));
+ IR_dprintk(1, "ir-common: rc5 start bits invalid: %u\n", RC5_START(rc5));
/* right address? */
} else if (RC5_ADDR(rc5) == ir->addr) {
@@ -353,11 +345,10 @@ void ir_rc5_timer_end(unsigned long data)
/* Good code, decide if repeat/repress */
if (toggle != RC5_TOGGLE(ir->last_rc5) ||
instr != RC5_INSTR(ir->last_rc5)) {
- dprintk(1, "ir-common: instruction %x, toggle %x\n", instr,
+ IR_dprintk(1, "ir-common: instruction %x, toggle %x\n", instr,
toggle);
ir_input_nokey(ir->dev, &ir->ir);
- ir_input_keydown(ir->dev, &ir->ir, instr,
- instr);
+ ir_input_keydown(ir->dev, &ir->ir, instr);
}
/* Set/reset key-up timer */
@@ -376,7 +367,7 @@ void ir_rc5_timer_keyup(unsigned long data)
{
struct card_ir *ir = (struct card_ir *)data;
- dprintk(1, "ir-common: key released\n");
+ IR_dprintk(1, "ir-common: key released\n");
ir_input_nokey(ir->dev, &ir->ir);
}
EXPORT_SYMBOL_GPL(ir_rc5_timer_keyup);
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-04 06:44:11 +0000