V4L/DVB (6442): move std if setting from tda8290 to tda827x
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/frontends/tda827x.c b/drivers/media/dvb/frontends/tda827x.c
index 6de1aea..8329d33 100644
--- a/drivers/media/dvb/frontends/tda827x.c
+++ b/drivers/media/dvb/frontends/tda827x.c
@@ -38,10 +38,57 @@
int i2c_addr;
struct i2c_adapter *i2c_adap;
struct tda827x_config *cfg;
+
+ unsigned int sgIF;
+ unsigned char lpsel;
+
u32 frequency;
u32 bandwidth;
};
+static void tda827x_set_std(struct dvb_frontend *fe,
+ struct analog_parameters *params)
+{
+ struct tda827x_priv *priv = fe->tuner_priv;
+ char *mode;
+
+ priv->lpsel = 0;
+ if (params->std & V4L2_STD_MN) {
+ priv->sgIF = 92;
+ priv->lpsel = 1;
+ mode = "MN";
+ } else if (params->std & V4L2_STD_B) {
+ priv->sgIF = 108;
+ mode = "B";
+ } else if (params->std & V4L2_STD_GH) {
+ priv->sgIF = 124;
+ mode = "GH";
+ } else if (params->std & V4L2_STD_PAL_I) {
+ priv->sgIF = 124;
+ mode = "I";
+ } else if (params->std & V4L2_STD_DK) {
+ priv->sgIF = 124;
+ mode = "DK";
+ } else if (params->std & V4L2_STD_SECAM_L) {
+ priv->sgIF = 124;
+ mode = "L";
+ } else if (params->std & V4L2_STD_SECAM_LC) {
+ priv->sgIF = 20;
+ mode = "LC";
+ } else {
+ priv->sgIF = 124;
+ mode = "xx";
+ }
+
+ if (params->mode == V4L2_TUNER_RADIO)
+ priv->sgIF = 88; /* if frequency is 5.5 MHz */
+
+ dprintk("setting tda827x to system %s\n", mode);
+}
+
+
+/* ------------------------------------------------------------------ */
+
struct tda827x_data {
u32 lomax;
u8 spd;
@@ -189,10 +236,12 @@
struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0 };
unsigned int freq = params->frequency;
+ tda827x_set_std(fe, params);
+
if (params->mode == V4L2_TUNER_RADIO)
freq = freq / 1000;
- N = freq + priv->cfg->sgIF;
+ N = freq + priv->sgIF;
i = 0;
while (tda827x_table[i].lomax < N * 62500) {
@@ -207,7 +256,7 @@
tuner_reg[1] = (unsigned char)(N>>8);
tuner_reg[2] = (unsigned char) N;
tuner_reg[3] = 0x40;
- tuner_reg[4] = 0x52 + (priv->cfg->tda827x_lpsel << 5);
+ tuner_reg[4] = 0x52 + (priv->lpsel << 5);
tuner_reg[5] = (tda827x_table[i].spd << 6) +
(tda827x_table[i].div1p5 << 5) +
(tda827x_table[i].bs << 3) + tda827x_table[i].bp;
@@ -550,13 +599,15 @@
.buf = tuner_reg, .len = sizeof(tuner_reg) };
unsigned int freq = params->frequency;
+ tda827x_set_std(fe, params);
+
tda827xa_lna_gain(fe, 1, params);
msleep(10);
if (params->mode == V4L2_TUNER_RADIO)
freq = freq / 1000;
- N = freq + priv->cfg->sgIF;
+ N = freq + priv->sgIF;
i = 0;
while (tda827xa_analog[i].lomax < N * 62500) {
@@ -587,7 +638,7 @@
tuner_reg[1] = 0xff;
tuner_reg[2] = 0xe0;
tuner_reg[3] = 0;
- tuner_reg[4] = 0x99 + (priv->cfg->tda827x_lpsel << 1);
+ tuner_reg[4] = 0x99 + (priv->lpsel << 1);
msg.len = 5;
i2c_transfer(priv->i2c_adap, &msg, 1);
@@ -627,7 +678,7 @@
i2c_transfer(priv->i2c_adap, &msg, 1);
tuner_reg[0] = 0xc0;
- tuner_reg[1] = 0x19 + (priv->cfg->tda827x_lpsel << 1);
+ tuner_reg[1] = 0x19 + (priv->lpsel << 1);
i2c_transfer(priv->i2c_adap, &msg, 1);
priv->frequency = freq * 62500;