Commit c62d29c8 authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab

[media] si2168: implement ucb statistics

Implement DVBv5 UCB. Only uncorrected blocks are currently counted.
Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 8393c003
......@@ -178,6 +178,28 @@ static int si2168_read_status(struct dvb_frontend *fe, enum fe_status *status)
c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
}
/* UCB */
if (*status & FE_HAS_SYNC) {
memcpy(cmd.args, "\x84\x01", 2);
cmd.wlen = 2;
cmd.rlen = 3;
ret = si2168_cmd_execute(client, &cmd);
if (ret)
goto err;
utmp1 = cmd.args[2] << 8 | cmd.args[1] << 0;
dev_dbg(&client->dev, "block_error=%u\n", utmp1);
/* Sometimes firmware returns bogus value */
if (utmp1 == 0xffff)
utmp1 = 0;
c->block_error.stat[0].scale = FE_SCALE_COUNTER;
c->block_error.stat[0].uvalue += utmp1;
} else {
c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
}
return 0;
err:
dev_dbg(&client->dev, "failed=%d\n", ret);
......@@ -535,6 +557,8 @@ static int si2168_init(struct dvb_frontend *fe)
c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
c->post_bit_count.len = 1;
c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
c->block_error.len = 1;
c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
dev->active = true;
......
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