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atv_demod: after afc adjusts freq and stable, sync to settings to get freq [1/1]

Browse Source 
PD#TV-7462

Problem:
after afc adjusts freq and stable, sync to settings to get freq.

Solution:
1.after afc adjusts freq and stable, sync to settings to get freq.

Verify:
Verified by x301

Change-Id: Id78a7f974345fd428f9bb185c36fcbe7b93f4ac2
Signed-off-by: nengwen.chen <nengwen.chen@amlogic.com>
This commit is contained in:
nengwen.chen
2019-07-03 19:48:52 +08:00
committed by Luke Go
parent f862a26dfe
commit e71c50ecda
1 changed files with 19 additions and 0 deletions
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19
drivers/amlogic/atv_demod/atv_demod_afc.c
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@@ -38,6 +38,22 @@ static int afc_range[11] = {0, -500, 500, -1000, 1000,
bool afc_timer_en = true;
static void atv_demod_afc_sync_frontend(struct atv_demod_afc *afc,
int freq_offset)
{
struct atv_demod_priv *priv =
container_of(afc, struct atv_demod_priv, afc);
struct dvb_frontend *fe = afc->fe;
struct v4l2_frontend *v4l2_fe =
container_of(fe, struct v4l2_frontend, fe);
struct analog_parameters *param = &priv->atvdemod_param.param;
v4l2_fe->params.frequency = param->frequency + freq_offset;
pr_afc("%s, sync frequency: %d.\n", __func__,
v4l2_fe->params.frequency);
}
static void atv_demod_afc_do_work_pre(struct atv_demod_afc *afc)
{
struct atv_demod_priv *priv =
@@ -146,6 +162,9 @@ void atv_demod_afc_do_work(struct work_struct *work)
abs(afc->offset) <= afc_limit) && field_lock) {
afc->status = AFC_LOCK_STATUS_POST_LOCK;
afc->wave_cnt = 0;
atv_demod_afc_sync_frontend(afc, freq_offset * 1000);
pr_afc("%s,afc lock, set wave_cnt 0\n", __func__);
return;
}