From 2eb606db1134ce860cc0cbf8b533b6315d182e21 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sun, 2 Apr 2006 08:21:02 -0300 Subject: V4L/DVB (3709): Improve line-in handling - improve handling of the EXTERN input: don't start an unnecessary carrier scan - improve the LOG_STATUS output - ensure that a carrier scan is started again when switching back to the tuner. - set correct prescale for L-NICAM Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/msp3400-driver.c | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) (limited to 'drivers/media/video/msp3400-driver.c') diff --git a/drivers/media/video/msp3400-driver.c b/drivers/media/video/msp3400-driver.c index b806999d6e0f..5e55f71572f3 100644 --- a/drivers/media/video/msp3400-driver.c +++ b/drivers/media/video/msp3400-driver.c @@ -674,22 +674,31 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg) int sc1_out = rt->output & 0xf; int sc2_out = (rt->output >> 4) & 0xf; u16 val, reg; + int i; + int extern_input = 1; if (state->routing.input == rt->input && state->routing.output == rt->output) break; state->routing = *rt; + /* check if the tuner input is used */ + for (i = 0; i < 5; i++) { + if (((rt->input >> (4 + i * 4)) & 0xf) == 0) + extern_input = 0; + } + if (extern_input) + state->mode = MSP_MODE_EXTERN; + else + state->mode = MSP_MODE_AM_DETECT; msp_set_scart(client, sc_in, 0); msp_set_scart(client, sc1_out, 1); msp_set_scart(client, sc2_out, 2); msp_set_audmode(client); reg = (state->opmode == OPMODE_AUTOSELECT) ? 0x30 : 0xbb; val = msp_read_dem(client, reg); - if (tuner != ((val >> 8) & 1)) { - msp_write_dem(client, reg, (val & ~0x100) | (tuner << 8)); - /* wake thread when a new tuner input is chosen */ - msp_wake_thread(client); - } + msp_write_dem(client, reg, (val & ~0x100) | (tuner << 8)); + /* wake thread when a new input is chosen */ + msp_wake_thread(client); break; } @@ -794,7 +803,9 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg) case MSP_MODE_EXTERN: p = "External input"; break; default: p = "unknown"; break; } - if (state->opmode == OPMODE_MANUAL) { + if (state->mode == MSP_MODE_EXTERN) { + v4l_info(client, "Mode: %s\n", p); + } else if (state->opmode == OPMODE_MANUAL) { v4l_info(client, "Mode: %s (%s%s)\n", p, (state->rxsubchans & V4L2_TUNER_SUB_STEREO) ? "stereo" : "mono", (state->rxsubchans & V4L2_TUNER_SUB_LANG2) ? ", dual" : ""); -- cgit v1.2.3