From b71e2c4cd89929a1160f3a8657135a802cc23df3 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Reinhard=20Ni=C3=9Fl?= Date: Sun, 2 Jun 2013 15:01:18 -0300 Subject: [PATCH] [media] stb0899: store autodetected inversion while tuning in non S2 mode MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit In non S2 mode, the device is able to autodetect inversion. So let's store it for tuning to S2 transponders. Signed-off-by: Reinhard Nißl Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/stb0899_algo.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/dvb-frontends/stb0899_algo.c b/drivers/media/dvb-frontends/stb0899_algo.c index 4b49efb67931..4ce542c2db4b 100644 --- a/drivers/media/dvb-frontends/stb0899_algo.c +++ b/drivers/media/dvb-frontends/stb0899_algo.c @@ -425,6 +425,14 @@ static enum stb0899_status stb0899_search_data(struct stb0899_state *state) if (internal->status == DATAOK) { stb0899_read_regs(state, STB0899_CFRM, cfr, 2); /* get derotator frequency */ + + /* store autodetected IQ swapping as default for DVB-S2 tuning */ + reg = stb0899_read_reg(state, STB0899_IQSWAP); + if (STB0899_GETFIELD(SYM, reg)) + internal->inversion = IQ_SWAP_ON; + else + internal->inversion = IQ_SWAP_OFF; + internal->derot_freq = state->config->inversion * MAKEWORD16(cfr[0], cfr[1]); dprintk(state->verbose, FE_DEBUG, 1, "------> DATAOK ! Derot Freq=%d", internal->derot_freq); } -- 2.30.2