From 32bf88182d8babfa205e2bd5cbaa992cd1c75511 Mon Sep 17 00:00:00 2001 From: Luis Alves Date: Thu, 17 Jul 2014 14:31:28 -0300 Subject: [PATCH] [media] si2168: Set symbol rate for DVB-C This patch adds symbol rate setting to the driver. Signed-off-by: Luis Alves Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/si2168.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c index 1b56b8e4bb04..50751890c2e1 100644 --- a/drivers/media/dvb-frontends/si2168.c +++ b/drivers/media/dvb-frontends/si2168.c @@ -278,6 +278,18 @@ static int si2168_set_frontend(struct dvb_frontend *fe) if (ret) goto err; + /* set DVB-C symbol rate */ + if (c->delivery_system == SYS_DVBC_ANNEX_A) { + memcpy(cmd.args, "\x14\x00\x02\x11", 4); + cmd.args[4] = (c->symbol_rate / 1000) & 0xff; + cmd.args[5] = ((c->symbol_rate / 1000) >> 8) & 0xff; + cmd.wlen = 6; + cmd.rlen = 4; + ret = si2168_cmd_execute(s, &cmd); + if (ret) + goto err; + } + memcpy(cmd.args, "\x14\x00\x0f\x10\x10\x00", 6); cmd.wlen = 6; cmd.rlen = 4; -- 2.20.1