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Commit 40f07111 authored by Mike Isely's avatar Mike Isely Committed by Mauro Carvalho Chehab
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V4L/DVB (11166): pvrusb2: Implement status fetching from sub-devices 



Implement status fetching operations in terms of calling out to
sub-device(s).

Signed-off-by: default avatarMike Isely <isely@pobox.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent d8f5b9ba

drivers/media/video/pvrusb2/pvrusb2-hdw.c

+14 −0
Original line number Diff line number Diff line
@@ -4816,7 +4816,21 @@ int pvr2_hdw_gpio_chg_out(struct pvr2_hdw *hdw,u32 msk,u32 val) 


void pvr2_hdw_status_poll(struct pvr2_hdw *hdw)

{

	struct v4l2_tuner *vtp = &hdw->tuner_signal_info;

	memset(vtp, 0, sizeof(*vtp));

	pvr2_i2c_core_status_poll(hdw);

	/* Note: There apparently is no replacement for VIDIOC_CROPCAP

	   using v4l2-subdev - therefore we can't support that AT ALL right

	   now.  (Of course, no sub-drivers seem to implement it either.

	   But now it's a a chicken and egg problem...) */

	v4l2_device_call_all(&hdw->v4l2_dev, 0, tuner, g_tuner,

			     &hdw->tuner_signal_info);

	pvr2_trace(PVR2_TRACE_CHIPS, "client status poll"

		   " type=%u strength=%u audio=0x%x cap=0x%x"

		   " low=%u hi=%u",

		   vtp->type,

		   vtp->signal, vtp->rxsubchans, vtp->capability,

		   vtp->rangelow, vtp->rangehigh);

}

drivers/media/video/pvrusb2/pvrusb2-i2c-track.c

+0 −8
Original line number Diff line number Diff line
@@ -112,20 +112,12 @@ void pvr2_i2c_core_status_poll(struct pvr2_hdw *hdw) 
{

	struct pvr2_i2c_client *cp;

	mutex_lock(&hdw->i2c_list_lock); do {

		struct v4l2_tuner *vtp = &hdw->tuner_signal_info;

		memset(vtp,0,sizeof(*vtp));

		list_for_each_entry(cp, &hdw->i2c_clients, list) {

			if (!cp->detected_flag) continue;

			if (!cp->status_poll) continue;

			cp->status_poll(cp);

		}

		hdw->tuner_signal_stale = 0;

		pvr2_trace(PVR2_TRACE_CHIPS,"i2c status poll"

			   " type=%u strength=%u audio=0x%x cap=0x%x"

			   " low=%u hi=%u",

			   vtp->type,

			   vtp->signal,vtp->rxsubchans,vtp->capability,

			   vtp->rangelow,vtp->rangehigh);

	} while (0); mutex_unlock(&hdw->i2c_list_lock);

}