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path: root/drivers/media/dvb/frontends/atbm8830.c
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Diffstat (limited to 'drivers/media/dvb/frontends/atbm8830.c')
-rw-r--r--drivers/media/dvb/frontends/atbm8830.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/atbm8830.c b/drivers/media/dvb/frontends/atbm8830.c
index 59881a5944eb..43aac2f85c2e 100644
--- a/drivers/media/dvb/frontends/atbm8830.c
+++ b/drivers/media/dvb/frontends/atbm8830.c
@@ -170,6 +170,19 @@ static int is_locked(struct atbm_state *priv, u8 *locked)
170 return 0; 170 return 0;
171} 171}
172 172
173static int set_agc_config(struct atbm_state *priv,
174 u8 min, u8 max, u8 hold_loop)
175{
176 /* no effect if both min and max are zero */
177 if (!min && !max)
178 return 0;
179
180 atbm8830_write_reg(priv, REG_AGC_MIN, min);
181 atbm8830_write_reg(priv, REG_AGC_MAX, max);
182 atbm8830_write_reg(priv, REG_AGC_HOLD_LOOP, hold_loop);
183
184 return 0;
185}
173 186
174static int set_static_channel_mode(struct atbm_state *priv) 187static int set_static_channel_mode(struct atbm_state *priv)
175{ 188{
@@ -227,6 +240,9 @@ static int atbm8830_init(struct dvb_frontend *fe)
227 /*Set IF frequency*/ 240 /*Set IF frequency*/
228 set_if_freq(priv, cfg->if_freq); 241 set_if_freq(priv, cfg->if_freq);
229 242
243 /*Set AGC Config*/
244 set_agc_config(priv, cfg->agc_min, cfg->agc_max,
245 cfg->agc_hold_loop);
230 246
231 /*Set static channel mode*/ 247 /*Set static channel mode*/
232 set_static_channel_mode(priv); 248 set_static_channel_mode(priv);