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path: root/drivers/media/pci/bt8xx/bttv-input.c
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Diffstat (limited to 'drivers/media/pci/bt8xx/bttv-input.c')
-rw-r--r--drivers/media/pci/bt8xx/bttv-input.c78
1 files changed, 41 insertions, 37 deletions
diff --git a/drivers/media/pci/bt8xx/bttv-input.c b/drivers/media/pci/bt8xx/bttv-input.c
index 5930bce16658..67c8d6b2c335 100644
--- a/drivers/media/pci/bt8xx/bttv-input.c
+++ b/drivers/media/pci/bt8xx/bttv-input.c
@@ -73,12 +73,12 @@ static void ir_handle_key(struct bttv *btv)
if ((ir->mask_keydown && (gpio & ir->mask_keydown)) ||
(ir->mask_keyup && !(gpio & ir->mask_keyup))) {
- rc_keydown_notimeout(ir->dev, data, 0);
+ rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
} else {
/* HACK: Probably, ir->mask_keydown is missing
for this board */
if (btv->c.type == BTTV_BOARD_WINFAST2000)
- rc_keydown_notimeout(ir->dev, data, 0);
+ rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
rc_keyup(ir->dev);
}
@@ -103,7 +103,7 @@ static void ir_enltv_handle_key(struct bttv *btv)
gpio, data,
(gpio & ir->mask_keyup) ? " up" : "up/down");
- rc_keydown_notimeout(ir->dev, data, 0);
+ rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
if (keyup)
rc_keyup(ir->dev);
} else {
@@ -117,7 +117,7 @@ static void ir_enltv_handle_key(struct bttv *btv)
if (keyup)
rc_keyup(ir->dev);
else
- rc_keydown_notimeout(ir->dev, data, 0);
+ rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
}
ir->last_gpio = data | keyup;
@@ -154,10 +154,10 @@ static void bttv_input_timer(unsigned long data)
* testing.
*/
-#define RC5_START(x) (((x) >> 12) & 3)
-#define RC5_TOGGLE(x) (((x) >> 11) & 1)
-#define RC5_ADDR(x) (((x) >> 6) & 31)
-#define RC5_INSTR(x) ((x) & 63)
+#define RC5_START(x) (((x) >> 12) & 0x03)
+#define RC5_TOGGLE(x) (((x) >> 11) & 0x01)
+#define RC5_ADDR(x) (((x) >> 6) & 0x1f)
+#define RC5_INSTR(x) (((x) >> 0) & 0x3f)
/* decode raw bit pattern to RC5 code */
static u32 bttv_rc5_decode(unsigned int code)
@@ -195,8 +195,8 @@ static void bttv_rc5_timer_end(unsigned long data)
{
struct bttv_ir *ir = (struct bttv_ir *)data;
struct timeval tv;
- u32 gap;
- u32 rc5 = 0;
+ u32 gap, rc5, scancode;
+ u8 toggle, command, system;
/* get time */
do_gettimeofday(&tv);
@@ -221,26 +221,29 @@ static void bttv_rc5_timer_end(unsigned long data)
if (ir->last_bit < 20) {
/* ignore spurious codes (caused by light/other remotes) */
dprintk("short code: %x\n", ir->code);
- } else {
- ir->code = (ir->code << ir->shift_by) | 1;
- rc5 = bttv_rc5_decode(ir->code);
-
- /* two start bits? */
- if (RC5_START(rc5) != ir->start) {
- pr_info(DEVNAME ":"
- " rc5 start bits invalid: %u\n", RC5_START(rc5));
-
- /* right address? */
- } else if (RC5_ADDR(rc5) == ir->addr) {
- u32 toggle = RC5_TOGGLE(rc5);
- u32 instr = RC5_INSTR(rc5);
-
- /* Good code */
- rc_keydown(ir->dev, instr, toggle);
- dprintk("instruction %x, toggle %x\n",
- instr, toggle);
- }
+ return;
}
+
+ ir->code = (ir->code << ir->shift_by) | 1;
+ rc5 = bttv_rc5_decode(ir->code);
+
+ toggle = RC5_TOGGLE(rc5);
+ system = RC5_ADDR(rc5);
+ command = RC5_INSTR(rc5);
+
+ switch (RC5_START(rc5)) {
+ case 0x3:
+ break;
+ case 0x2:
+ command += 0x40;
+ break;
+ default:
+ return;
+ }
+
+ scancode = RC_SCANCODE_RC5(system, command);
+ rc_keydown(ir->dev, RC_TYPE_RC5, scancode, toggle);
+ dprintk("scancode %x, toggle %x\n", scancode, toggle);
}
static int bttv_rc5_irq(struct bttv *btv)
@@ -310,8 +313,6 @@ static void bttv_ir_start(struct bttv *btv, struct bttv_ir *ir)
/* set timer_end for code completion */
setup_timer(&ir->timer, bttv_rc5_timer_end, (unsigned long)ir);
ir->shift_by = 1;
- ir->start = 3;
- ir->addr = 0x0;
ir->rc5_remote_gap = ir_rc5_remote_gap;
}
}
@@ -335,7 +336,8 @@ static void bttv_ir_stop(struct bttv *btv)
* Get_key functions used by I2C remotes
*/
-static int get_key_pv951(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+static int get_key_pv951(struct IR_i2c *ir, enum rc_type *protocol,
+ u32 *scancode, u8 *toggle)
{
unsigned char b;
@@ -362,8 +364,9 @@ static int get_key_pv951(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
* the device is bound to the vendor-provided RC.
*/
- *ir_key = b;
- *ir_raw = b;
+ *protocol = RC_TYPE_UNKNOWN;
+ *scancode = b;
+ *toggle = 0;
return 1;
}
@@ -490,8 +493,8 @@ int bttv_input_init(struct bttv *btv)
ir->polling = 50; // ms
break;
case BTTV_BOARD_NEBULA_DIGITV:
- ir_codes = RC_MAP_NEBULA;
- ir->rc5_gpio = true;
+ ir_codes = RC_MAP_NEBULA;
+ ir->rc5_gpio = true;
break;
case BTTV_BOARD_MACHTV_MAGICTV:
ir_codes = RC_MAP_APAC_VIEWCOMP;
@@ -514,7 +517,8 @@ int bttv_input_init(struct bttv *btv)
ir->mask_keycode);
break;
}
- if (NULL == ir_codes) {
+
+ if (!ir_codes) {
dprintk("Ooops: IR config error [card=%d]\n", btv->c.type);
err = -ENODEV;
goto err_out_free;