aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMatthias Schwarzott <zzam@gentoo.org>2015-11-19 18:04:00 -0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-12-03 12:17:07 -0200
commit25e7375309038d3be3e156332d1597cedb4afc1a (patch)
tree22d96842a8e7f6eaed0ae691ea52f4e9091a808c
parent542fb3c56b7e5754fc99c77c1db248851ec503d2 (diff)
[media] si2165: set list of DVB-T registers together
Use si2165_write_reg_list() to do the DVB-T mode initialization altogether. Signed-off-by: Matthias Schwarzott <zzam@gentoo.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
-rw-r--r--drivers/media/dvb-frontends/si2165.c73
1 files changed, 26 insertions, 47 deletions
diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c
index 807a3c9275bd..a0e6ad8a10f1 100644
--- a/drivers/media/dvb-frontends/si2165.c
+++ b/drivers/media/dvb-frontends/si2165.c
@@ -803,6 +803,29 @@ static const struct si2165_reg_value_pair agc_rewrite[] = {
{ 0x0123, 0x70 }
};
+static const struct si2165_reg_value_pair dvbt_regs[] = {
+ /* standard = DVB-T */
+ { 0x00ec, 0x01 },
+ { 0x08f8, 0x00 },
+ /* impulsive_noise_remover */
+ { 0x031c, 0x01 },
+ { 0x00cb, 0x00 },
+ /* agc2 */
+ { 0x016e, 0x41 },
+ { 0x016c, 0x0e },
+ { 0x016d, 0x10 },
+ /* agc */
+ { 0x015b, 0x03 },
+ { 0x0150, 0x78 },
+ /* agc */
+ { 0x01a0, 0x78 },
+ { 0x01c8, 0x68 },
+ /* freq_sync_range */
+ REG16(0x030c, 0x0064),
+ /* gp_reg0 */
+ { 0x0387, 0x00 }
+};
+
static int si2165_set_frontend(struct dvb_frontend *fe)
{
int ret;
@@ -825,10 +848,6 @@ static int si2165_set_frontend(struct dvb_frontend *fe)
bw10k = 800;
}
- /* standard = DVB-T */
- ret = si2165_writereg8(state, 0x00ec, 0x01);
- if (ret < 0)
- return ret;
ret = si2165_adjust_pll_divl(state, 12);
if (ret < 0)
return ret;
@@ -836,9 +855,6 @@ static int si2165_set_frontend(struct dvb_frontend *fe)
ret = si2165_set_if_freq_shift(state);
if (ret < 0)
return ret;
- ret = si2165_writereg8(state, 0x08f8, 0x00);
- if (ret < 0)
- return ret;
/* bandwidth in 10KHz steps */
ret = si2165_writereg16(state, 0x0308, bw10k);
if (ret < 0)
@@ -846,48 +862,11 @@ static int si2165_set_frontend(struct dvb_frontend *fe)
ret = si2165_set_oversamp(state, dvb_rate);
if (ret < 0)
return ret;
- /* impulsive_noise_remover */
- ret = si2165_writereg8(state, 0x031c, 0x01);
- if (ret < 0)
- return ret;
- ret = si2165_writereg8(state, 0x00cb, 0x00);
- if (ret < 0)
- return ret;
- /* agc2 */
- ret = si2165_writereg8(state, 0x016e, 0x41);
- if (ret < 0)
- return ret;
- ret = si2165_writereg8(state, 0x016c, 0x0e);
- if (ret < 0)
- return ret;
- ret = si2165_writereg8(state, 0x016d, 0x10);
- if (ret < 0)
- return ret;
- /* agc */
- ret = si2165_writereg8(state, 0x015b, 0x03);
- if (ret < 0)
- return ret;
- ret = si2165_writereg8(state, 0x0150, 0x78);
- if (ret < 0)
- return ret;
- /* agc */
- ret = si2165_writereg8(state, 0x01a0, 0x78);
- if (ret < 0)
- return ret;
- ret = si2165_writereg8(state, 0x01c8, 0x68);
- if (ret < 0)
- return ret;
- /* freq_sync_range */
- ret = si2165_writereg16(state, 0x030c, 0x0064);
- if (ret < 0)
- return ret;
- /* gp_reg0 */
- ret = si2165_readreg8(state, 0x0387, val);
- if (ret < 0)
- return ret;
- ret = si2165_writereg8(state, 0x0387, 0x00);
+
+ ret = si2165_write_reg_list(state, dvbt_regs, ARRAY_SIZE(dvbt_regs));
if (ret < 0)
return ret;
+
/* dsp_addr_jump */
ret = si2165_writereg32(state, 0x0348, 0xf4000000);
if (ret < 0)

Privacy Policy