[PATCH] dvb: usb: digitv: support for nxt6000 demod

Add support for the NXT6000-based digitv-box.  Add .get_tune_settings callback
for the NXT6000 to have a min_tune_delay of 500ms.

Signed-off-by: Svante Olofsson <svante@agentum.com>
Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/media/dvb/dvb-usb/digitv.c b/drivers/media/dvb/dvb-usb/digitv.c
index 24d2bc6..74545f8 100644 (file)
--- a/drivers/media/dvb/dvb-usb/digitv.c
+++ b/drivers/media/dvb/dvb-usb/digitv.c
@@ -111,31 +111,28 @@ static int digitv_mt352_demod_init(struct dvb_frontend *fe)
 }
 
 static struct mt352_config digitv_mt352_config = {
-       .demod_address = 0x0, /* ignored by the digitv anyway */
        .demod_init = digitv_mt352_demod_init,
        .pll_set = dvb_usb_pll_set,
 };
 
-static struct nxt6000_config digitv_nxt6000_config = {
-       .demod_address = 0x0, /* ignored by the digitv anyway */
-       .clock_inversion = 0x0,
+static int digitv_nxt6000_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
+{
+       struct dvb_usb_device *d = fe->dvb->priv;
+       u8 b[5];
+       dvb_usb_pll_set(fe,fep,b);
+       return digitv_ctrl_msg(d,USB_WRITE_TUNER,0,&b[1],4,NULL,0);
+}
 
-       .pll_init = NULL,
-       .pll_set = NULL,
+static struct nxt6000_config digitv_nxt6000_config = {
+       .clock_inversion = 1,
+       .pll_set = digitv_nxt6000_pll_set,
 };
 
 static int digitv_frontend_attach(struct dvb_usb_device *d)
 {
-       if ((d->fe = mt352_attach(&digitv_mt352_config, &d->i2c_adap)) != NULL)
+       if ((d->fe = mt352_attach(&digitv_mt352_config, &d->i2c_adap)) != NULL ||
+               (d->fe = nxt6000_attach(&digitv_nxt6000_config, &d->i2c_adap)) != NULL)
                return 0;
-       if ((d->fe = nxt6000_attach(&digitv_nxt6000_config, &d->i2c_adap)) != NULL) {
-
-               warn("nxt6000 support is not done yet, in fact you are one of the first "
-                               "person who wants to use this device in Linux. Please report to "
-                               "linux-dvb@linuxtv.org");
-
-               return 0;
-       }
        return -EIO;
 }
 
@@ -173,7 +170,18 @@ static struct dvb_usb_properties digitv_properties;
 static int digitv_probe(struct usb_interface *intf,
                const struct usb_device_id *id)
 {
-       return dvb_usb_device_init(intf,&digitv_properties,THIS_MODULE,NULL);
+       struct dvb_usb_device *d;
+       int ret;
+       if ((ret = dvb_usb_device_init(intf,&digitv_properties,THIS_MODULE,&d)) == 0) {
+               u8 b[4] = { 0 };
+
+               b[0] = 1;
+               digitv_ctrl_msg(d,USB_WRITE_REMOTE_TYPE,0,b,4,NULL,0);
+
+               b[0] = 0;
+               digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
+       }
+       return ret;
 }
 
 static struct usb_device_id digitv_table [] = {

diff --git a/drivers/media/dvb/frontends/nxt6000.c b/drivers/media/dvb/frontends/nxt6000.c
index 966de98..88a57b7 100644 (file)
--- a/drivers/media/dvb/frontends/nxt6000.c
+++ b/drivers/media/dvb/frontends/nxt6000.c
@@ -482,6 +482,7 @@ static int nxt6000_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par
        if ((result = nxt6000_set_inversion(state, param->inversion)) < 0)
                return result;
 
+       msleep(500);
        return 0;
 }
 
@@ -525,6 +526,12 @@ static int nxt6000_read_signal_strength(struct dvb_frontend* fe, u16* signal_str
        return 0;
 }
 
+static int nxt6000_fe_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune)
+{
+       tune->min_delay_ms = 500;
+       return 0;
+}
+
 static struct dvb_frontend_ops nxt6000_ops;
 
 struct dvb_frontend* nxt6000_attach(const struct nxt6000_config* config,
@@ -578,6 +585,8 @@ static struct dvb_frontend_ops nxt6000_ops = {
 
        .init = nxt6000_init,
 
+       .get_tune_settings = nxt6000_fe_get_tune_settings,
+
        .set_frontend = nxt6000_set_frontend,
 
        .read_status = nxt6000_read_status,