From 4e9154b8a77d0f0f8f06857162823905612a50d7 Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Sun, 21 Oct 2007 19:39:50 -0300 Subject: V4L/DVB (6440): tuner: convert analog tuner demod sub-modules to dvb_frontend interface Convert tda9887 and tda8290/5 to dvb_frontend interface Signed-off-by: Michael Krufky Reviewed-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/tda9887.c | 78 ++++++++++++++++++++++++++----------------- 1 file changed, 48 insertions(+), 30 deletions(-) (limited to 'drivers/media/video/tda9887.c') diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c index 68b22da7e25b..7663a5579757 100644 --- a/drivers/media/video/tda9887.c +++ b/drivers/media/video/tda9887.c @@ -21,17 +21,19 @@ */ #define tda9887_info(fmt, arg...) do {\ - printk(KERN_INFO "%s %d-%04x: " fmt, t->i2c.name, \ - i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0) + printk(KERN_INFO "%s %d-%04x: " fmt, priv->t->i2c.name, \ + i2c_adapter_id(priv->t->i2c.adapter), priv->t->i2c.addr , ##arg); } while (0) #define tda9887_dbg(fmt, arg...) do {\ if (tuner_debug) \ - printk(KERN_INFO "%s %d-%04x: " fmt, t->i2c.name, \ - i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0) + printk(KERN_INFO "%s %d-%04x: " fmt, priv->t->i2c.name, \ + i2c_adapter_id(priv->t->i2c.adapter), priv->t->i2c.addr , ##arg); } while (0) struct tda9887_priv { struct tuner_i2c_props i2c_props; unsigned char data[4]; + + struct tuner *t; }; /* ---------------------------------------------------------------------- */ @@ -262,8 +264,10 @@ static struct tvnorm radio_mono = { /* ---------------------------------------------------------------------- */ -static void dump_read_message(struct tuner *t, unsigned char *buf) +static void dump_read_message(struct dvb_frontend *fe, unsigned char *buf) { + struct tda9887_priv *priv = fe->analog_demod_priv; + static char *afc[16] = { "- 12.5 kHz", "- 37.5 kHz", @@ -290,8 +294,10 @@ static void dump_read_message(struct tuner *t, unsigned char *buf) tda9887_info(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low"); } -static void dump_write_message(struct tuner *t, unsigned char *buf) +static void dump_write_message(struct dvb_frontend *fe, unsigned char *buf) { + struct tda9887_priv *priv = fe->analog_demod_priv; + static char *sound[4] = { "AM/TV", "FM/radio", @@ -386,9 +392,12 @@ static void dump_write_message(struct tuner *t, unsigned char *buf) /* ---------------------------------------------------------------------- */ -static int tda9887_set_tvnorm(struct tuner *t, char *buf) +static int tda9887_set_tvnorm(struct dvb_frontend *fe) { + struct tda9887_priv *priv = fe->analog_demod_priv; + struct tuner *t = priv->t; struct tvnorm *norm = NULL; + char *buf = priv->data; int i; if (t->mode == V4L2_TUNER_RADIO) { @@ -426,8 +435,11 @@ module_param(port2, int, 0644); module_param(qss, int, 0644); module_param(adjust, int, 0644); -static int tda9887_set_insmod(struct tuner *t, char *buf) +static int tda9887_set_insmod(struct dvb_frontend *fe) { + struct tda9887_priv *priv = fe->analog_demod_priv; + char *buf = priv->data; + if (UNSET != port1) { if (port1) buf[1] |= cOutputPort1Inactive; @@ -455,8 +467,12 @@ static int tda9887_set_insmod(struct tuner *t, char *buf) return 0; } -static int tda9887_set_config(struct tuner *t, char *buf) +static int tda9887_set_config(struct dvb_frontend *fe) { + struct tda9887_priv *priv = fe->analog_demod_priv; + struct tuner *t = priv->t; + char *buf = priv->data; + if (t->tda9887_config & TDA9887_PORT1_ACTIVE) buf[1] &= ~cOutputPort1Inactive; if (t->tda9887_config & TDA9887_PORT1_INACTIVE) @@ -510,26 +526,27 @@ static int tda9887_set_config(struct tuner *t, char *buf) /* ---------------------------------------------------------------------- */ -static int tda9887_status(struct tuner *t) +static int tda9887_status(struct dvb_frontend *fe) { - struct tda9887_priv *priv = t->fe.analog_demod_priv; + struct tda9887_priv *priv = fe->analog_demod_priv; unsigned char buf[1]; int rc; memset(buf,0,sizeof(buf)); if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,buf,1))) tda9887_info("i2c i/o error: rc == %d (should be 1)\n",rc); - dump_read_message(t, buf); + dump_read_message(fe, buf); return 0; } -static void tda9887_configure(struct tuner *t) +static void tda9887_configure(struct dvb_frontend *fe) { - struct tda9887_priv *priv = t->fe.analog_demod_priv; + struct tda9887_priv *priv = fe->analog_demod_priv; + struct tuner *t = priv->t; int rc; memset(priv->data,0,sizeof(priv->data)); - tda9887_set_tvnorm(t,priv->data); + tda9887_set_tvnorm(fe); /* A note on the port settings: These settings tend to depend on the specifics of the board. @@ -547,8 +564,8 @@ static void tda9887_configure(struct tuner *t) priv->data[1] |= cOutputPort1Inactive; priv->data[1] |= cOutputPort2Inactive; - tda9887_set_config(t,priv->data); - tda9887_set_insmod(t,priv->data); + tda9887_set_config(fe); + tda9887_set_insmod(fe); if (t->mode == T_STANDBY) { priv->data[1] |= cForcedMuteAudioON; @@ -557,28 +574,28 @@ static void tda9887_configure(struct tuner *t) tda9887_dbg("writing: b=0x%02x c=0x%02x e=0x%02x\n", priv->data[1],priv->data[2],priv->data[3]); if (tuner_debug > 1) - dump_write_message(t, priv->data); + dump_write_message(fe, priv->data); if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,priv->data,4))) tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc); if (tuner_debug > 2) { msleep_interruptible(1000); - tda9887_status(t); + tda9887_status(fe); } } /* ---------------------------------------------------------------------- */ -static void tda9887_tuner_status(struct tuner *t) +static void tda9887_tuner_status(struct dvb_frontend *fe) { - struct tda9887_priv *priv = t->fe.analog_demod_priv; + struct tda9887_priv *priv = fe->analog_demod_priv; tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", priv->data[1], priv->data[2], priv->data[3]); } -static int tda9887_get_afc(struct tuner *t) +static int tda9887_get_afc(struct dvb_frontend *fe) { - struct tda9887_priv *priv = t->fe.analog_demod_priv; + struct tda9887_priv *priv = fe->analog_demod_priv; static int AFC_BITS_2_kHz[] = { -12500, -37500, -62500, -97500, -112500, -137500, -162500, -187500, @@ -594,20 +611,20 @@ static int tda9887_get_afc(struct tuner *t) return afc; } -static void tda9887_standby(struct tuner *t) +static void tda9887_standby(struct dvb_frontend *fe) { - tda9887_configure(t); + tda9887_configure(fe); } -static void tda9887_set_freq(struct tuner *t, unsigned int freq) +static void tda9887_set_freq(struct dvb_frontend *fe, unsigned int freq) { - tda9887_configure(t); + tda9887_configure(fe); } -static void tda9887_release(struct tuner *t) +static void tda9887_release(struct dvb_frontend *fe) { - kfree(t->fe.analog_demod_priv); - t->fe.analog_demod_priv = NULL; + kfree(fe->analog_demod_priv); + fe->analog_demod_priv = NULL; } static struct analog_tuner_ops tda9887_tuner_ops = { @@ -630,6 +647,7 @@ int tda9887_tuner_init(struct tuner *t) priv->i2c_props.addr = t->i2c.addr; priv->i2c_props.adap = t->i2c.adapter; + priv->t = t; strlcpy(t->i2c.name, "tda9887", sizeof(t->i2c.name)); -- cgit v1.2.2