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media: saa7134: rc-core maintains users count, no need to duplicate 

This simplifies the code a little. Tested with suspend and resume.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Sean Young 2018-11-25 12:59:48 -05:00 коммит произвёл Mauro Carvalho Chehab
Родитель 87e25f4b2c
Коммит 2ad18d1d78
3 изменённых файлов: 18 добавлений и 67 удалений
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8
drivers/media/pci/saa7134/saa7134-core.c
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@ -1419,8 +1419,8 @@ static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
del_timer(&dev->vbi_q.timeout);
del_timer(&dev->ts_q.timeout);
if (dev->remote)
saa7134_ir_stop(dev);
if (dev->remote && dev->remote->dev->users)
saa7134_ir_close(dev->remote->dev);
pci_save_state(pci_dev);
pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
@ -1447,8 +1447,8 @@ static int saa7134_resume(struct pci_dev *pci_dev)
saa7134_videoport_init(dev);
if (card_has_mpeg(dev))
saa7134_ts_init_hw(dev);
if (dev->remote)
saa7134_ir_start(dev);
if (dev->remote && dev->remote->dev->users)
saa7134_ir_open(dev->remote->dev);
saa7134_hw_enable1(dev);
msleep(100);

68
drivers/media/pci/saa7134/saa7134-input.c
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@ -448,17 +448,10 @@ static void saa7134_input_timer(struct timer_list *t)
mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
}
static int __saa7134_ir_start(void *priv)
int saa7134_ir_open(struct rc_dev *rc)
{
struct saa7134_dev *dev = priv;
struct saa7134_card_ir *ir;
if (!dev || !dev->remote)
return -EINVAL;
ir = dev->remote;
if (ir->running)
return 0;
struct saa7134_dev *dev = rc->priv;
struct saa7134_card_ir *ir = dev->remote;
/* Moved here from saa7134_input_init1() because the latter
* is not called on device resume */
@ -507,55 +500,15 @@ static int __saa7134_ir_start(void *priv)
return 0;
}
static void __saa7134_ir_stop(void *priv)
void saa7134_ir_close(struct rc_dev *rc)
{
struct saa7134_dev *dev = priv;
struct saa7134_card_ir *ir;
if (!dev || !dev->remote)
return;
ir = dev->remote;
if (!ir->running)
return;
struct saa7134_dev *dev = rc->priv;
struct saa7134_card_ir *ir = dev->remote;
if (ir->polling)
del_timer_sync(&ir->timer);
ir->running = false;
return;
}
int saa7134_ir_start(struct saa7134_dev *dev)
{
if (dev->remote->users)
return __saa7134_ir_start(dev);
return 0;
}
void saa7134_ir_stop(struct saa7134_dev *dev)
{
if (dev->remote->users)
__saa7134_ir_stop(dev);
}
static int saa7134_ir_open(struct rc_dev *rc)
{
struct saa7134_dev *dev = rc->priv;
dev->remote->users++;
return __saa7134_ir_start(dev);
}
static void saa7134_ir_close(struct rc_dev *rc)
{
struct saa7134_dev *dev = rc->priv;
dev->remote->users--;
if (!dev->remote->users)
__saa7134_ir_stop(dev);
}
int saa7134_input_init1(struct saa7134_dev *dev)
@ -624,7 +577,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keycode = 0x0007C8;
mask_keydown = 0x000010;
polling = 50; // ms
/* GPIO stuff moved to __saa7134_ir_start() */
/* GPIO stuff moved to saa7134_ir_open() */
break;
case SAA7134_BOARD_AVERMEDIA_M135A:
ir_codes = RC_MAP_AVERMEDIA_M135A;
@ -646,14 +599,14 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keycode = 0x02F200;
mask_keydown = 0x000400;
polling = 50; // ms
/* GPIO stuff moved to __saa7134_ir_start() */
/* GPIO stuff moved to saa7134_ir_open() */
break;
case SAA7134_BOARD_AVERMEDIA_A16D:
ir_codes = RC_MAP_AVERMEDIA_A16D;
mask_keycode = 0x02F200;
mask_keydown = 0x000400;
polling = 50; /* ms */
/* GPIO stuff moved to __saa7134_ir_start() */
/* GPIO stuff moved to saa7134_ir_open() */
break;
case SAA7134_BOARD_KWORLD_TERMINATOR:
ir_codes = RC_MAP_PIXELVIEW;
@ -705,7 +658,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keycode = 0x0003CC;
mask_keydown = 0x000010;
polling = 5; /* ms */
/* GPIO stuff moved to __saa7134_ir_start() */
/* GPIO stuff moved to saa7134_ir_open() */
break;
case SAA7134_BOARD_VIDEOMATE_TV_PVR:
case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
@ -890,7 +843,6 @@ void saa7134_input_fini(struct saa7134_dev *dev)
if (NULL == dev->remote)
return;
saa7134_ir_stop(dev);
rc_unregister_device(dev->remote->dev);
kfree(dev->remote);
dev->remote = NULL;

9
drivers/media/pci/saa7134/saa7134.h
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@ -124,7 +124,6 @@ struct saa7134_card_ir {
struct rc_dev *dev;
char phys[32];
unsigned users;
u32 polling;
u32 last_gpio;
@ -922,13 +921,13 @@ int saa7134_input_init1(struct saa7134_dev *dev);
void saa7134_input_fini(struct saa7134_dev *dev);
void saa7134_input_irq(struct saa7134_dev *dev);
void saa7134_probe_i2c_ir(struct saa7134_dev *dev);
int saa7134_ir_start(struct saa7134_dev *dev);
void saa7134_ir_stop(struct saa7134_dev *dev);
int saa7134_ir_open(struct rc_dev *dev);
void saa7134_ir_close(struct rc_dev *dev);
#else
#define saa7134_input_init1(dev) ((void)0)
#define saa7134_input_fini(dev) ((void)0)
#define saa7134_input_irq(dev) ((void)0)
#define saa7134_probe_i2c_ir(dev) ((void)0)
#define saa7134_ir_start(dev) ((void)0)
#define saa7134_ir_stop(dev) ((void)0)
#define saa7134_ir_open(dev) ((void)0)
#define saa7134_ir_close(dev) ((void)0)
#endif