[media] si2168: Set symbol rate for DVB-C

This patch adds symbol rate setting to the driver.

Signed-off-by: Luis Alves <ljalvs@gmail.com>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c
index 1b56b8e4bb049ab3ee48d0cbb6ed05edb76d57ce..50751890c2e189cb1fb691e8fde8f40810b20027 100644 (file)
--- 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;