V4L/DVB (3089): Adding support for the Hauppauge HVR1100 and HVR1100-LP products.
- Add support for the Hauppauge HVR1100 and HVR1100-LP products.
- Add i2c_gate_ctrl callback function to dvb_frontend_ops struct.
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h
index 48c3f81..f40ee4e 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -85,6 +85,7 @@
int (*set_voltage)(struct dvb_frontend* fe, fe_sec_voltage_t voltage);
int (*enable_high_lnb_voltage)(struct dvb_frontend* fe, int arg);
int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned int cmd);
+ int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
};
#define MAX_EVENT 8
diff --git a/drivers/media/dvb/frontends/cx22702.c b/drivers/media/dvb/frontends/cx22702.c
index 5de0e6d3..0fc899f 100644
--- a/drivers/media/dvb/frontends/cx22702.c
+++ b/drivers/media/dvb/frontends/cx22702.c
@@ -195,6 +195,16 @@
return 0;
}
+static int cx22702_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct cx22702_state* state = fe->demodulator_priv;
+ dprintk ("%s(%d)\n", __FUNCTION__, enable);
+ if (enable)
+ return cx22702_writereg (state, 0x0D, cx22702_readreg(state, 0x0D) & 0xfe);
+ else
+ return cx22702_writereg (state, 0x0D, cx22702_readreg(state, 0x0D) | 1);
+}
+
/* Talk to the demod, set the FEC, GUARD, QAM settings etc */
static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_parameters *p)
{
@@ -202,7 +212,7 @@
struct cx22702_state* state = fe->demodulator_priv;
/* set PLL */
- cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe);
+ cx22702_i2c_gate_ctrl(fe, 1);
if (state->config->pll_set) {
state->config->pll_set(fe, p);
} else if (state->config->pll_desc) {
@@ -216,7 +226,7 @@
} else {
BUG();
}
- cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1);
+ cx22702_i2c_gate_ctrl(fe, 0);
/* set inversion */
cx22702_set_inversion (state, p->inversion);
@@ -349,11 +359,10 @@
cx22702_writereg (state, 0xf8, (state->config->output_mode << 1) & 0x02);
/* init PLL */
- if (state->config->pll_init) {
- cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) & 0xfe);
+ if (state->config->pll_init)
state->config->pll_init(fe);
- cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1);
- }
+
+ cx22702_i2c_gate_ctrl(fe, 0);
return 0;
}
@@ -531,6 +540,7 @@
.read_signal_strength = cx22702_read_signal_strength,
.read_snr = cx22702_read_snr,
.read_ucblocks = cx22702_read_ucblocks,
+ .i2c_gate_ctrl = cx22702_i2c_gate_ctrl,
};
module_param(debug, int, 0644);