diff options
| author | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-08-10 04:47:18 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-08-22 00:25:08 +0400 |
| commit | 811872404bb021b73ecb4b78de88bd2d7f26548e (patch) | |
| tree | 04676214728630b7c4fb0ff374dada6f9686d48a /drivers/media | |
| parent | 83afb32aa9d8cc77049c0e4e124e3bed8b88428f (diff) | |
| download | linux-811872404bb021b73ecb4b78de88bd2d7f26548e.tar.xz | |
[media] au0828: add pr_info to track au0828 suspend/resume code
Suspend/resume conditions can be very tricky. Add some info
printk's to help tracking what's happening there.
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/usb/au0828/au0828-core.c | 4 | ||||
| -rw-r--r-- | drivers/media/usb/au0828/au0828-dvb.c | 4 | ||||
| -rw-r--r-- | drivers/media/usb/au0828/au0828-input.c | 4 | ||||
| -rw-r--r-- | drivers/media/usb/au0828/au0828-video.c | 5 |
4 files changed, 17 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c index 452d14249348..bc064803b6c7 100644 --- a/drivers/media/usb/au0828/au0828-core.c +++ b/drivers/media/usb/au0828/au0828-core.c @@ -288,6 +288,8 @@ static int au0828_suspend(struct usb_interface *interface, if (!dev) return 0; + pr_info("Suspend\n"); + au0828_rc_suspend(dev); au0828_v4l2_suspend(dev); au0828_dvb_suspend(dev); @@ -303,6 +305,8 @@ static int au0828_resume(struct usb_interface *interface) if (!dev) return 0; + pr_info("Resume\n"); + /* Power Up the bridge */ au0828_write(dev, REG_600, 1 << 4); diff --git a/drivers/media/usb/au0828/au0828-dvb.c b/drivers/media/usb/au0828/au0828-dvb.c index 99cf83bca033..ee45990c0be1 100644 --- a/drivers/media/usb/au0828/au0828-dvb.c +++ b/drivers/media/usb/au0828/au0828-dvb.c @@ -619,6 +619,8 @@ void au0828_dvb_suspend(struct au0828_dev *dev) struct au0828_dvb *dvb = &dev->dvb; if (dvb && dev->urb_streaming) { + pr_info("stopping DVB\n"); + cancel_work_sync(&dev->restart_streaming); /* Stop transport */ @@ -634,6 +636,8 @@ void au0828_dvb_resume(struct au0828_dev *dev) struct au0828_dvb *dvb = &dev->dvb; if (dvb && dev->urb_streaming) { + pr_info("resuming DVB\n"); + au0828_set_frontend(dvb->frontend); /* Start transport */ diff --git a/drivers/media/usb/au0828/au0828-input.c b/drivers/media/usb/au0828/au0828-input.c index 6db1ce8e09e1..63995f97dc65 100644 --- a/drivers/media/usb/au0828/au0828-input.c +++ b/drivers/media/usb/au0828/au0828-input.c @@ -378,6 +378,8 @@ int au0828_rc_suspend(struct au0828_dev *dev) if (!ir) return 0; + pr_info("Stopping RC\n"); + cancel_delayed_work_sync(&ir->work); /* Disable IR */ @@ -393,6 +395,8 @@ int au0828_rc_resume(struct au0828_dev *dev) if (!ir) return 0; + pr_info("Restarting RC\n"); + /* Enable IR */ au8522_rc_set(ir, 0xe0, 1 << 4); diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 193b2e364266..5f337b118bff 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -1876,7 +1876,10 @@ void au0828_v4l2_suspend(struct au0828_dev *dev) struct urb *urb; int i; + pr_info("stopping V4L2\n"); + if (dev->stream_state == STREAM_ON) { + pr_info("stopping V4L2 active URBs\n"); au0828_analog_stream_disable(dev); /* stop urbs */ for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { @@ -1900,6 +1903,8 @@ void au0828_v4l2_resume(struct au0828_dev *dev) { int i, rc; + pr_info("restarting V4L2\n"); + if (dev->stream_state == STREAM_ON) { au0828_stream_interrupt(dev); au0828_init_tuner(dev); |