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authorDavid Härdeman <david@hardeman.nu>2010-11-19 20:42:51 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-12-29 08:16:53 -0200
commit651c7a5f7f2f7277f8fc4fb38e89c79845ec9bf9 (patch)
treef2d1a0a333c37c49e0b554a4362339a2983b17e2 /drivers/media/video/saa7134/saa7134-input.c
parentb0ddb0f364f926785f50a8cea8a399ba63e3c227 (diff)
[media] saa7134: some minor cleanups
Mostly using appropriate data types and constants (e.g. int -> bool). Signed-off-by: David Härdeman <david@hardeman.nu> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-input.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-input.c49
1 files changed, 19 insertions, 30 deletions
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c
index 10dc9ad2eae..d75c307981b 100644
--- a/drivers/media/video/saa7134/saa7134-input.c
+++ b/drivers/media/video/saa7134/saa7134-input.c
@@ -407,17 +407,16 @@ static int __saa7134_ir_start(void *priv)
struct saa7134_dev *dev = priv;
struct saa7134_card_ir *ir;
- if (!dev)
+ if (!dev || !dev->remote)
return -EINVAL;
ir = dev->remote;
- if (!ir)
- return -EINVAL;
-
if (ir->running)
return 0;
ir->running = true;
+ ir->active = false;
+
if (ir->polling) {
setup_timer(&ir->timer, saa7134_input_timer,
(unsigned long)dev);
@@ -425,10 +424,8 @@ static int __saa7134_ir_start(void *priv)
add_timer(&ir->timer);
} else if (ir->raw_decode) {
/* set timer_end for code completion */
- init_timer(&ir->timer_end);
- ir->timer_end.function = ir_raw_decode_timer_end;
- ir->timer_end.data = (unsigned long)dev;
- ir->active = false;
+ setup_timer(&ir->timer_end, ir_raw_decode_timer_end,
+ (unsigned long)dev);
}
return 0;
@@ -439,22 +436,19 @@ static void __saa7134_ir_stop(void *priv)
struct saa7134_dev *dev = priv;
struct saa7134_card_ir *ir;
- if (!dev)
+ if (!dev || !dev->remote)
return;
ir = dev->remote;
- if (!ir)
- return;
-
if (!ir->running)
return;
- if (dev->remote->polling)
- del_timer_sync(&dev->remote->timer);
- else if (ir->raw_decode) {
+
+ if (ir->polling)
+ del_timer_sync(&ir->timer);
+ else if (ir->raw_decode)
del_timer_sync(&ir->timer_end);
- ir->active = false;
- }
+ ir->active = false;
ir->running = false;
return;
@@ -499,8 +493,8 @@ int saa7134_input_init1(struct saa7134_dev *dev)
u32 mask_keycode = 0;
u32 mask_keydown = 0;
u32 mask_keyup = 0;
- int polling = 0;
- int raw_decode = 0;
+ unsigned polling = 0;
+ bool raw_decode = false;
int err;
if (dev->has_remote != SAA7134_REMOTE_GPIO)
@@ -565,14 +559,14 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
mask_keyup = 0x0040000;
mask_keycode = 0xffff;
- raw_decode = 1;
+ raw_decode = true;
break;
case SAA7134_BOARD_AVERMEDIA_M733A:
ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6;
mask_keydown = 0x0040000;
mask_keyup = 0x0040000;
mask_keycode = 0xffff;
- raw_decode = 1;
+ raw_decode = true;
break;
case SAA7134_BOARD_AVERMEDIA_777:
case SAA7134_BOARD_AVERMEDIA_A16AR:
@@ -679,7 +673,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
mask_keyup = 0x0040000;
mask_keycode = 0xffff;
- raw_decode = 1;
+ raw_decode = true;
break;
case SAA7134_BOARD_ENCORE_ENLTV:
case SAA7134_BOARD_ENCORE_ENLTV_FM:
@@ -693,7 +687,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
mask_keyup = 0x0040000;
mask_keycode = 0xffff;
- raw_decode = 1;
+ raw_decode = true;
break;
case SAA7134_BOARD_10MOONSTVMASTER3:
ir_codes = RC_MAP_ENCORE_ENLTV;
@@ -746,8 +740,6 @@ int saa7134_input_init1(struct saa7134_dev *dev)
ir->dev = rc;
dev->remote = ir;
- ir->running = false;
-
/* init hardware-specific stuff */
ir->mask_keycode = mask_keycode;
ir->mask_keydown = mask_keydown;
@@ -809,14 +801,12 @@ void saa7134_input_fini(struct saa7134_dev *dev)
void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
{
struct i2c_board_info info;
-
struct i2c_msg msg_msi = {
.addr = 0x50,
.flags = I2C_M_RD,
.len = 0,
.buf = NULL,
};
-
int rc;
if (disable_ir) {
@@ -916,8 +906,8 @@ void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
{
- struct saa7134_card_ir *ir = dev->remote;
- unsigned long timeout;
+ struct saa7134_card_ir *ir = dev->remote;
+ unsigned long timeout;
int space;
/* Generate initial event */
@@ -926,7 +916,6 @@ static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE);
-
/*
* Wait 15 ms from the start of the first IR event before processing
* the event. This time is enough for NEC protocol. May need adjustments