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[media] mxb: fix initial audio + ntsc/secam support 

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-04-29 18:59:38 -03:00 committed by Mauro Carvalho Chehab
parent 6e65ca942b
commit d69f4a517c
1 changed files with 15 additions and 3 deletions
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18
drivers/media/video/mxb.c
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@ -268,6 +268,8 @@ static int mxb_probe(struct saa7146_dev *dev)
/* we store the pointer in our private data field */
dev->ext_priv = mxb;
v4l2_ctrl_handler_setup(hdl);
return 0;
}
@ -374,7 +376,7 @@ static int mxb_init_done(struct saa7146_dev* dev)
/* the rest for mxb */
mxb->cur_input = 0;
mxb->cur_mute = 1;
mxb->cur_mute = 0;
mxb->cur_mode = V4L2_TUNER_MODE_STEREO;
@ -749,6 +751,10 @@ static int mxb_detach(struct saa7146_dev *dev)
DEB_EE("dev:%p\n", dev);
/* mute audio on tea6420s */
tea6420_route_line(mxb, 6);
tea6420_route_cd(mxb, 6);
saa7146_unregister_device(&mxb->video_dev,dev);
if (MXB_BOARD_CAN_DO_VBI(dev))
saa7146_unregister_device(&mxb->vbi_dev, dev);
@ -774,16 +780,22 @@ static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standa
saa7146_write(dev, GPIO_CTRL, 0x00404050);
/* unset the 7111 gpio register -- I don't know what this does exactly */
saa7111a_call(mxb, core, s_gpio, 0);
tuner_call(mxb, core, s_std, std);
saa7111a_call(mxb, core, s_std, std);
if (mxb->cur_input == 0)
tuner_call(mxb, core, s_std, std);
} else {
v4l2_std_id std = V4L2_STD_PAL_BG;
if (mxb->cur_input)
std = standard->id;
DEB_D("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM\n");
/* set the 7146 gpio register -- I don't know what this does exactly */
saa7146_write(dev, GPIO_CTRL, 0x00404050);
/* set the 7111 gpio register -- I don't know what this does exactly */
saa7111a_call(mxb, core, s_gpio, 1);
tuner_call(mxb, core, s_std, std);
saa7111a_call(mxb, core, s_std, std);
if (mxb->cur_input == 0)
tuner_call(mxb, core, s_std, std);
}
return 0;
}