diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2009-04-02 11:26:22 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-04-06 21:44:27 -0300 |
commit | 5325b4272a53b43f55b82cc369c310c2fcacdca1 (patch) | |
tree | f2a1491de3d05901152e0e271c0cb5ce381884c2 /drivers/media/video/mxb.c | |
parent | c0ff29150d37615ac703802ab3edc775fd402491 (diff) | |
download | linux-stable-5325b4272a53b43f55b82cc369c310c2fcacdca1.tar.gz linux-stable-5325b4272a53b43f55b82cc369c310c2fcacdca1.tar.bz2 linux-stable-5325b4272a53b43f55b82cc369c310c2fcacdca1.zip |
V4L/DVB (11380): v4l2-subdev: change s_routing prototype
It is no longer needed to use a struct pointer as argument, since v4l2_subdev
doesn't require that ioctl-like approach anymore. Instead just pass the input,
output and config (new!) arguments directly.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/mxb.c')
-rw-r--r-- | drivers/media/video/mxb.c | 115 |
1 files changed, 45 insertions, 70 deletions
diff --git a/drivers/media/video/mxb.c b/drivers/media/video/mxb.c index a547c85b4ca7..3be5a71bdac2 100644 --- a/drivers/media/video/mxb.c +++ b/drivers/media/video/mxb.c @@ -83,9 +83,14 @@ static struct { static int video_audio_connect[MXB_INPUTS] = { 0, 1, 3, 3 }; +struct mxb_routing { + u32 input; + u32 output; +}; + /* These are the necessary input-output-pins for bringing one audio source (see above) to the CD-output. Note that gain is set to 0 in this table. */ -static struct v4l2_routing TEA6420_cd[MXB_AUDIOS + 1][2] = { +static struct mxb_routing TEA6420_cd[MXB_AUDIOS + 1][2] = { { { 1, 1 }, { 1, 1 } }, /* Tuner */ { { 5, 1 }, { 6, 1 } }, /* AUX 1 */ { { 4, 1 }, { 6, 1 } }, /* AUX 2 */ @@ -97,7 +102,7 @@ static struct v4l2_routing TEA6420_cd[MXB_AUDIOS + 1][2] = { /* These are the necessary input-output-pins for bringing one audio source (see above) to the line-output. Note that gain is set to 0 in this table. */ -static struct v4l2_routing TEA6420_line[MXB_AUDIOS + 1][2] = { +static struct mxb_routing TEA6420_line[MXB_AUDIOS + 1][2] = { { { 2, 3 }, { 1, 2 } }, { { 5, 3 }, { 6, 2 } }, { { 4, 3 }, { 6, 2 } }, @@ -134,10 +139,6 @@ struct mxb #define saa7111a_call(mxb, o, f, args...) \ v4l2_subdev_call(mxb->saa7111a, o, f, ##args) -#define tea6420_1_call(mxb, o, f, args...) \ - v4l2_subdev_call(mxb->tea6420_1, o, f, ##args) -#define tea6420_2_call(mxb, o, f, args...) \ - v4l2_subdev_call(mxb->tea6420_2, o, f, ##args) #define tda9840_call(mxb, o, f, args...) \ v4l2_subdev_call(mxb->tda9840, o, f, ##args) #define tea6415c_call(mxb, o, f, args...) \ @@ -147,6 +148,22 @@ struct mxb #define call_all(dev, o, f, args...) \ v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args) +static inline void tea6420_route_cd(struct mxb *mxb, int idx) +{ + v4l2_subdev_call(mxb->tea6420_1, audio, s_routing, + TEA6420_cd[idx][0].input, TEA6420_cd[idx][0].output, 0); + v4l2_subdev_call(mxb->tea6420_2, audio, s_routing, + TEA6420_cd[idx][1].input, TEA6420_cd[idx][1].output, 0); +} + +static inline void tea6420_route_line(struct mxb *mxb, int idx) +{ + v4l2_subdev_call(mxb->tea6420_1, audio, s_routing, + TEA6420_line[idx][0].input, TEA6420_line[idx][0].output, 0); + v4l2_subdev_call(mxb->tea6420_2, audio, s_routing, + TEA6420_line[idx][1].input, TEA6420_line[idx][1].output, 0); +} + static struct saa7146_extension extension; static int mxb_probe(struct saa7146_dev *dev) @@ -268,7 +285,6 @@ static int mxb_init_done(struct saa7146_dev* dev) struct i2c_msg msg; struct tuner_setup tun_setup; v4l2_std_id std = V4L2_STD_PAL_BG; - struct v4l2_routing route; int i = 0, err = 0; @@ -277,9 +293,8 @@ static int mxb_init_done(struct saa7146_dev* dev) /* select tuner-output on saa7111a */ i = 0; - route.input = SAA7115_COMPOSITE0; - route.output = SAA7111_FMT_CCIR | SAA7111_VBI_BYPASS; - saa7111a_call(mxb, video, s_routing, &route); + saa7111a_call(mxb, video, s_routing, SAA7115_COMPOSITE0, + SAA7111_FMT_CCIR | SAA7111_VBI_BYPASS, 0); /* select a tuner type */ tun_setup.mode_mask = T_ANALOG_TV; @@ -296,20 +311,14 @@ static int mxb_init_done(struct saa7146_dev* dev) tuner_call(mxb, core, s_std, std); /* mute audio on tea6420s */ - tea6420_1_call(mxb, audio, s_routing, &TEA6420_line[6][0]); - tea6420_2_call(mxb, audio, s_routing, &TEA6420_line[6][1]); - tea6420_1_call(mxb, audio, s_routing, &TEA6420_cd[6][0]); - tea6420_2_call(mxb, audio, s_routing, &TEA6420_cd[6][1]); + tea6420_route_line(mxb, 6); + tea6420_route_cd(mxb, 6); /* switch to tuner-channel on tea6415c */ - route.input = 3; - route.output = 17; - tea6415c_call(mxb, video, s_routing, &route); + tea6415c_call(mxb, video, s_routing, 3, 17, 0); /* select tuner-output on multicable on tea6415c */ - route.input = 3; - route.output = 13; - tea6415c_call(mxb, video, s_routing, &route); + tea6415c_call(mxb, video, s_routing, 3, 13, 0); /* the rest for mxb */ mxb->cur_input = 0; @@ -433,18 +442,9 @@ static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *vc) if (vc->id == V4L2_CID_AUDIO_MUTE) { mxb->cur_mute = vc->value; - if (!vc->value) { - /* switch the audio-source */ - tea6420_1_call(mxb, audio, s_routing, - &TEA6420_line[video_audio_connect[mxb->cur_input]][0]); - tea6420_2_call(mxb, audio, s_routing, - &TEA6420_line[video_audio_connect[mxb->cur_input]][1]); - } else { - tea6420_1_call(mxb, audio, s_routing, - &TEA6420_line[6][0]); - tea6420_2_call(mxb, audio, s_routing, - &TEA6420_line[6][1]); - } + /* switch the audio-source */ + tea6420_route_line(mxb, vc->value ? 6 : + video_audio_connect[mxb->cur_input]); DEB_EE(("VIDIOC_S_CTRL, V4L2_CID_AUDIO_MUTE: %d.\n", vc->value)); } return 0; @@ -473,7 +473,7 @@ static int vidioc_s_input(struct file *file, void *fh, unsigned int input) { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; struct mxb *mxb = (struct mxb *)dev->ext_priv; - struct v4l2_routing route; + int err = 0; int i = 0; DEB_EE(("VIDIOC_S_INPUT %d.\n", input)); @@ -491,16 +491,12 @@ static int vidioc_s_input(struct file *file, void *fh, unsigned int input) switch (input) { case TUNER: i = SAA7115_COMPOSITE0; - route.input = 3; - route.output = 17; - if (tea6415c_call(mxb, video, s_routing, &route)) { - printk(KERN_ERR "VIDIOC_S_INPUT: could not address tea6415c #1\n"); - return -EFAULT; - } + err = tea6415c_call(mxb, video, s_routing, 3, 17, 0); + /* connect tuner-output always to multicable */ - route.input = 3; - route.output = 13; + if (!err) + err = tea6415c_call(mxb, video, s_routing, 3, 13, 0); break; case AUX3_YC: /* nothing to be done here. aux3_yc is @@ -514,37 +510,20 @@ static int vidioc_s_input(struct file *file, void *fh, unsigned int input) break; case AUX1: i = SAA7115_COMPOSITE0; - route.input = 1; - route.output = 17; + err = tea6415c_call(mxb, video, s_routing, 1, 17, 0); break; } - /* switch video in tea6415c only if necessary */ - switch (input) { - case TUNER: - case AUX1: - if (tea6415c_call(mxb, video, s_routing, &route)) { - printk(KERN_ERR "VIDIOC_S_INPUT: could not address tea6415c #3\n"); - return -EFAULT; - } - break; - default: - break; - } + if (err) + return err; /* switch video in saa7111a */ - route.input = i; - route.output = 0; - if (saa7111a_call(mxb, video, s_routing, &route)) + if (saa7111a_call(mxb, video, s_routing, i, 0, 0)) printk(KERN_ERR "VIDIOC_S_INPUT: could not address saa7111a #1.\n"); /* switch the audio-source only if necessary */ - if (0 == mxb->cur_mute) { - tea6420_1_call(mxb, audio, s_routing, - &TEA6420_line[video_audio_connect[input]][0]); - tea6420_2_call(mxb, audio, s_routing, - &TEA6420_line[video_audio_connect[input]][1]); - } + if (0 == mxb->cur_mute) + tea6420_route_line(mxb, video_audio_connect[input]); return 0; } @@ -686,9 +665,7 @@ static long vidioc_default(struct file *file, void *fh, int cmd, void *arg) DEB_EE(("MXB_S_AUDIO_CD: i:%d.\n", i)); - tea6420_1_call(mxb, audio, s_routing, &TEA6420_cd[i][0]); - tea6420_2_call(mxb, audio, s_routing, &TEA6420_cd[i][1]); - + tea6420_route_cd(mxb, i); return 0; } case MXB_S_AUDIO_LINE: @@ -701,9 +678,7 @@ static long vidioc_default(struct file *file, void *fh, int cmd, void *arg) } DEB_EE(("MXB_S_AUDIO_LINE: i:%d.\n", i)); - tea6420_1_call(mxb, audio, s_routing, &TEA6420_line[i][0]); - tea6420_2_call(mxb, audio, s_routing, &TEA6420_line[i][1]); - + tea6420_route_line(mxb, i); return 0; } default: |