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| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-11-27 09:10:40 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-29 17:53:43 -0200 |
| commit | 2fe3e2ee72ef17daad1d3769321bb7dd69a003a9 (patch) | |
| tree | 1d2e7a225417759a5ad55408d76416af5e7e6eb8 /drivers/media/video/em28xx/em28xx-dvb.c | |
| parent | f502e861849ade3a128964410c87acedf437a6a1 (diff) | |
| download | kernel_samsung_smdk4412-2fe3e2ee72ef17daad1d3769321bb7dd69a003a9.zip kernel_samsung_smdk4412-2fe3e2ee72ef17daad1d3769321bb7dd69a003a9.tar.gz kernel_samsung_smdk4412-2fe3e2ee72ef17daad1d3769321bb7dd69a003a9.tar.bz2 | |
V4L/DVB (9764): em28xx: Add support for suspend the device when not used
Several chips may be turned off when the device is not used, like audio,
video and dvb demods. This patch adds a gpio callback at the core
structs to allow turning off such devices.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-dvb.c')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-dvb.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c index 09c15cc..211156d 100644 --- a/drivers/media/video/em28xx/em28xx-dvb.c +++ b/drivers/media/video/em28xx/em28xx-dvb.c @@ -161,7 +161,7 @@ static int stop_streaming(struct em28xx_dvb *dvb) em28xx_uninit_isoc(dev); - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); return 0; } @@ -215,7 +215,7 @@ static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) if (acquire) return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); else - return em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + return em28xx_set_mode(dev, EM28XX_SUSPEND); } /* ------------------------------------------------------------------ */ @@ -466,12 +466,12 @@ static int dvb_init(struct em28xx *dev) if (result < 0) goto out_free; - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); printk(KERN_INFO "Successfully loaded em28xx-dvb\n"); return 0; out_free: - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); kfree(dvb); dev->dvb = NULL; return result; |