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94 lines
3.0 KiB
94 lines
3.0 KiB
From 4bbe1b749c6f01a7a2648714f195802517e138ed Mon Sep 17 00:00:00 2001
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From: Athanasios Oikonomou <athoik@gmail.com>
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Date: Sat, 5 Mar 2016 00:32:57 +0200
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Subject: [PATCH] STV: Add PLS support
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diff --git a/drivers/media/dvb-frontends/stv0900_core.c b/drivers/media/dvb-frontends/stv0900_core.c
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index fe31dd5..3a5df06 100644
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--- a/drivers/media/dvb-frontends/stv0900_core.c
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+++ b/drivers/media/dvb-frontends/stv0900_core.c
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@@ -1551,12 +1551,25 @@ static int stv0900_status(struct stv0900_internal *intp,
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return locked;
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}
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+static int stv0900_set_pls(struct stv0900_internal *intp,
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+ enum fe_stv0900_demod_num demod, u8 pls_mode, u32 pls_code)
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+{
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+ enum fe_stv0900_error error = STV0900_NO_ERROR;
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+
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+ dprintk("Set PLS code %d (mode %d)", pls_code, pls_mode);
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+ stv0900_write_reg(intp, PLROOT2, (pls_mode<<2) | (pls_code>>16));
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+ stv0900_write_reg(intp, PLROOT1, pls_code>>8);
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+ stv0900_write_reg(intp, PLROOT0, pls_code);
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+
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+ return error;
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+}
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+
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static int stv0900_set_mis(struct stv0900_internal *intp,
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enum fe_stv0900_demod_num demod, int mis)
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{
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dprintk("%s\n", __func__);
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- if (mis < 0 || mis > 255) {
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+ if (mis == NO_STREAM_ID_FILTER) {
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dprintk("Disable MIS filtering\n");
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stv0900_write_bits(intp, FILTER_EN, 0);
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} else {
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@@ -1590,6 +1603,7 @@ static enum dvbfe_search stv0900_search(struct dvb_frontend *fe)
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if (state->config->set_ts_params)
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state->config->set_ts_params(fe, 0);
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+ stv0900_set_pls(intp, demod, (c->stream_id>>26) & 0x3, (c->stream_id>>8) & 0x3FFFF);
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stv0900_set_mis(intp, demod, c->stream_id);
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p_result.locked = FALSE;
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diff --git a/drivers/media/dvb-frontends/stv090x.c b/drivers/media/dvb-frontends/stv090x.c
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index ce99b9d..264c4b8 100644
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--- a/drivers/media/dvb-frontends/stv090x.c
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+++ b/drivers/media/dvb-frontends/stv090x.c
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@@ -3435,18 +3435,40 @@ err:
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return -1;
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}
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+static int stv090x_set_pls(struct stv090x_state *state, u8 pls_mode, u32 pls_code)
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+{
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+ if (pls_mode == 0 && pls_code == 0)
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+ pls_code = 1;
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+ pls_mode &= 0x03;
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+ pls_code &= 0x3FFFF;
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+
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+ dprintk(FE_DEBUG, 1, "Set PLS code %d (mode %d)", pls_code, pls_mode);
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+ if (STV090x_WRITE_DEMOD(state, PLROOT2, (pls_mode<<2) | (pls_code>>16)) < 0)
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+ goto err;
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+ if (STV090x_WRITE_DEMOD(state, PLROOT1, pls_code>>8) < 0)
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+ goto err;
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+ if (STV090x_WRITE_DEMOD(state, PLROOT0, pls_code) < 0)
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+ goto err;
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+ return 0;
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+err:
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+ dprintk(FE_ERROR, 1, "I/O error");
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+ return -1;
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+}
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+
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static int stv090x_set_mis(struct stv090x_state *state, int mis)
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{
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u32 reg;
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- if (mis < 0 || mis > 255) {
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+ if (mis == NO_STREAM_ID_FILTER) {
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dprintk(FE_DEBUG, 1, "Disable MIS filtering");
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+ stv090x_set_pls(state, 0, 0);
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reg = STV090x_READ_DEMOD(state, PDELCTRL1);
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STV090x_SETFIELD_Px(reg, FILTER_EN_FIELD, 0x00);
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if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0)
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goto err;
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} else {
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dprintk(FE_DEBUG, 1, "Enable MIS filtering - %d", mis);
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+ stv090x_set_pls(state, (mis>>26) & 0x3, (mis>>8) & 0x3FFFF);
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reg = STV090x_READ_DEMOD(state, PDELCTRL1);
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STV090x_SETFIELD_Px(reg, FILTER_EN_FIELD, 0x01);
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if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0)
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--
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2.1.4
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