From 1abba28cf171f8216363652b263c259a1547d70d Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Mon, 21 Jul 2014 10:45:39 -0300 Subject: [PATCH] [media] si4713: add the missing RDS functionality Not all the RDS features of the si4713 were supported. Add the missing bits to fully support the hardware capabilities. Signed-off-by: Hans Verkuil Cc: Eduardo Valentin Signed-off-by: Mauro Carvalho Chehab --- drivers/media/radio/si4713/si4713.c | 76 ++++++++++++++++++++++++++++++++++++- drivers/media/radio/si4713/si4713.h | 9 +++++ 2 files changed, 84 insertions(+), 1 deletion(-) diff --git a/drivers/media/radio/si4713/si4713.c b/drivers/media/radio/si4713/si4713.c index dbe4726..b576555 100644 --- a/drivers/media/radio/si4713/si4713.c +++ b/drivers/media/radio/si4713/si4713.c @@ -957,6 +957,41 @@ static int si4713_choose_econtrol_action(struct si4713_device *sdev, u32 id, *bit = 5; *mask = 0x1F << 5; break; + case V4L2_CID_RDS_TX_DYNAMIC_PTY: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 15; + *mask = 1 << 15; + break; + case V4L2_CID_RDS_TX_COMPRESSED: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 14; + *mask = 1 << 14; + break; + case V4L2_CID_RDS_TX_ARTIFICIAL_HEAD: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 13; + *mask = 1 << 13; + break; + case V4L2_CID_RDS_TX_MONO_STEREO: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 12; + *mask = 1 << 12; + break; + case V4L2_CID_RDS_TX_TRAFFIC_PROGRAM: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 10; + *mask = 1 << 10; + break; + case V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 4; + *mask = 1 << 4; + break; + case V4L2_CID_RDS_TX_MUSIC_SPEECH: + *property = SI4713_TX_RDS_PS_MISC; + *bit = 3; + *mask = 1 << 3; + break; case V4L2_CID_AUDIO_LIMITER_ENABLED: *property = SI4713_TX_ACOMP_ENABLE; *bit = 1; @@ -1122,6 +1157,17 @@ static int si4713_s_ctrl(struct v4l2_ctrl *ctrl) } break; + case V4L2_CID_RDS_TX_ALT_FREQS_ENABLE: + case V4L2_CID_RDS_TX_ALT_FREQS: + if (sdev->rds_alt_freqs_enable->val) { + val = sdev->rds_alt_freqs->p_new.p_u32[0]; + val = val / 100 - 876 + 0xe101; + } else { + val = 0xe0e0; + } + ret = si4713_write_property(sdev, SI4713_TX_RDS_PS_AF, val); + break; + default: ret = si4713_choose_econtrol_action(sdev, ctrl->id, &bit, &mask, &property, &mul, &table, &size); @@ -1355,6 +1401,17 @@ static const struct v4l2_subdev_ops si4713_subdev_ops = { .tuner = &si4713_subdev_tuner_ops, }; +static const struct v4l2_ctrl_config si4713_alt_freqs_ctrl = { + .id = V4L2_CID_RDS_TX_ALT_FREQS, + .type = V4L2_CTRL_TYPE_U32, + .min = 87600, + .max = 107900, + .step = 100, + .def = 87600, + .dims = { 1 }, + .elem_size = sizeof(u32), +}; + /* * I2C driver interface */ @@ -1410,6 +1467,23 @@ static int si4713_probe(struct i2c_client *client, V4L2_CID_RDS_TX_PI, 0, 0xffff, 1, DEFAULT_RDS_PI); sdev->rds_pty = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, V4L2_CID_RDS_TX_PTY, 0, 31, 1, DEFAULT_RDS_PTY); + sdev->rds_compressed = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_COMPRESSED, 0, 1, 1, 0); + sdev->rds_art_head = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_ARTIFICIAL_HEAD, 0, 1, 1, 0); + sdev->rds_stereo = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_MONO_STEREO, 0, 1, 1, 1); + sdev->rds_tp = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_TRAFFIC_PROGRAM, 0, 1, 1, 0); + sdev->rds_ta = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT, 0, 1, 1, 0); + sdev->rds_ms = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_MUSIC_SPEECH, 0, 1, 1, 1); + sdev->rds_dyn_pty = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_DYNAMIC_PTY, 0, 1, 1, 0); + sdev->rds_alt_freqs_enable = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, + V4L2_CID_RDS_TX_ALT_FREQS_ENABLE, 0, 1, 1, 0); + sdev->rds_alt_freqs = v4l2_ctrl_new_custom(hdl, &si4713_alt_freqs_ctrl, NULL); sdev->rds_deviation = v4l2_ctrl_new_std(hdl, &si4713_ctrl_ops, V4L2_CID_RDS_TX_DEVIATION, 0, MAX_RDS_DEVIATION, 10, DEFAULT_RDS_DEVIATION); @@ -1476,7 +1550,7 @@ static int si4713_probe(struct i2c_client *client, rval = hdl->error; goto free_ctrls; } - v4l2_ctrl_cluster(20, &sdev->mute); + v4l2_ctrl_cluster(29, &sdev->mute); sdev->sd.ctrl_handler = hdl; if (client->irq) { diff --git a/drivers/media/radio/si4713/si4713.h b/drivers/media/radio/si4713/si4713.h index 4837cf6..ed700e3 100644 --- a/drivers/media/radio/si4713/si4713.h +++ b/drivers/media/radio/si4713/si4713.h @@ -211,6 +211,15 @@ struct si4713_device { struct v4l2_ctrl *rds_pi; struct v4l2_ctrl *rds_deviation; struct v4l2_ctrl *rds_pty; + struct v4l2_ctrl *rds_compressed; + struct v4l2_ctrl *rds_art_head; + struct v4l2_ctrl *rds_stereo; + struct v4l2_ctrl *rds_ta; + struct v4l2_ctrl *rds_tp; + struct v4l2_ctrl *rds_ms; + struct v4l2_ctrl *rds_dyn_pty; + struct v4l2_ctrl *rds_alt_freqs_enable; + struct v4l2_ctrl *rds_alt_freqs; struct v4l2_ctrl *compression_enabled; struct v4l2_ctrl *compression_threshold; struct v4l2_ctrl *compression_gain; -- 2.7.4