Now that b2c2 has an option to allow us to do so, turn off the
flexcop streams when we turn off mpeg output whilst tuning.
Signed-off-by: Jemma Denson <jden...@gmail.com>
---
drivers/media/common/b2c2/flexcop-fe-tuner.c | 10 ++++++++++
drivers/media/dvb-frontends/cx24120.c | 29 +++++++++++++++++++---------
drivers/media/dvb-frontends/cx24120.h | 1 +
3 files changed, 31 insertions(+), 9 deletions(-)
diff --git a/drivers/media/common/b2c2/flexcop-fe-tuner.c
b/drivers/media/common/b2c2/flexcop-fe-tuner.c
index 31ebf1e..706ff26 100644
--- a/drivers/media/common/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/common/b2c2/flexcop-fe-tuner.c
@@ -625,11 +625,20 @@ fail:
/* SkyStar S2 PCI DVB-S/S2 card based on Conexant cx24120/cx24118 */
#if FE_SUPPORTED(CX24120) && FE_SUPPORTED(ISL6421)
+static int skystarS2_rev33_stream_control(struct dvb_frontend *fe, int onoff)
+{
+ struct flexcop_device *fc = fe->dvb->priv;
+
+ flexcop_external_stream_control(fc, onoff);
+ return 0;
+}
+
static const struct cx24120_config skystar2_rev3_3_cx24120_config = {
.i2c_addr = 0x55,
.xtal_khz = 10111,
.initial_mpeg_config = { 0xa1, 0x76, 0x07 },
.request_firmware = flexcop_fe_request_firmware,
+ .stream_control = skystarS2_rev33_stream_control,
.i2c_wr_max = 4,
};
@@ -651,6 +660,7 @@ static int skystarS2_rev33_attach(struct flexcop_device *fc,
}
info("ISL6421 successfully attached.");
+ fc->use_external_stream_control = 1;
if (fc->has_32_hw_pid_filter)
fc->skip_6_hw_pid_filter = 1;
diff --git a/drivers/media/dvb-frontends/cx24120.c
b/drivers/media/dvb-frontends/cx24120.c
index a14d0f1..d625c1c 100644
--- a/drivers/media/dvb-frontends/cx24120.c
+++ b/drivers/media/dvb-frontends/cx24120.c
@@ -371,6 +371,8 @@ static void cx24120_check_cmd(struct cx24120_state *state,
u8 id)
case CMD_DISEQC_BURST:
cx24120_msg_mpeg_output_global_config(state, 0);
/* Old driver would do a msleep(100) here */
+ state->config->stream_control(&state->frontend, 0);
+ state->mpeg_enabled = 0;
default:
return;
}
@@ -382,10 +384,9 @@ static int cx24120_message_send(struct cx24120_state
*state,
{
int ficus;
- if (state->mpeg_enabled) {
- /* Disable mpeg out on certain commands */
+ /* If controlling stream, turn if off whilst tuning */
+ if (state->config->stream_control && state->mpeg_enabled)
cx24120_check_cmd(state, cmd->id);
- }
cx24120_writereg(state, CX24120_REG_CMD_START, cmd->id);
cx24120_writeregs(state, CX24120_REG_CMD_ARGS, &cmd->arg[0],
@@ -464,7 +465,6 @@ static int cx24120_msg_mpeg_output_global_config(struct
cx24120_state *state,
return ret;
}
- state->mpeg_enabled = enable;
dev_dbg(&state->i2c->dev, "MPEG output %s\n",
enable ? "enabled" : "disabled");
@@ -743,11 +743,13 @@ static int cx24120_read_status(struct dvb_frontend *fe,
fe_status_t *status)
/* Set clock ratios */
cx24120_set_clock_ratios(fe);
- /* Old driver would do a msleep(200) here */
-
/* Renable mpeg output */
- if (!state->mpeg_enabled)
+ if (state->config->stream_control && !state->mpeg_enabled) {
+ /* Old driver would do a msleep(200) here */
cx24120_msg_mpeg_output_global_config(state, 1);
+ state->config->stream_control(fe, 1);
+ state->mpeg_enabled = 1;
+ }
state->need_clock_set = 0;
}
@@ -1418,8 +1420,17 @@ static int cx24120_init(struct dvb_frontend *fe)
/* Initialise mpeg outputs */
cx24120_writereg(state, 0xeb, 0x0a);
- if (cx24120_msg_mpeg_output_global_config(state, 0) ||
- cx24120_msg_mpeg_output_config(state, 0) ||
+
+ /* Enable global output now if we're not doing stream control */
+ if (!state->config->stream_control)
+ ret = cx24120_msg_mpeg_output_global_config(state, 1);
+ else
+ ret = cx24120_msg_mpeg_output_global_config(state, 0);
+
+ if (ret != 0)
+ return ret;
+
+ if (cx24120_msg_mpeg_output_config(state, 0) ||
cx24120_msg_mpeg_output_config(state, 1) ||
cx24120_msg_mpeg_output_config(state, 2)) {
err("Error initialising mpeg output. :(\n");
diff --git a/drivers/media/dvb-frontends/cx24120.h
b/drivers/media/dvb-frontends/cx24120.h
index f097042..313518c 100644
--- a/drivers/media/dvb-frontends/cx24120.h
+++ b/drivers/media/dvb-frontends/cx24120.h
@@ -37,6 +37,7 @@ struct cx24120_config {
int (*request_firmware)(struct dvb_frontend *fe,
const struct firmware **fw, char *name);
+ int (*stream_control)(struct dvb_frontend *fe, int onoff);
/* max bytes I2C provider can write at once */
u16 i2c_wr_max;
--
2.1.0
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
