On 19.02.2019 18:15, Codrin Ciubotariu - M19940 wrote:
From: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
According to DS, the gain is between -12 dB and 40 dB, with a 0.5 dB step. Tested on pcm1863.
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com> --- sound/soc/codecs/pcm186x.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/sound/soc/codecs/pcm186x.c b/sound/soc/codecs/pcm186x.c index 809b7e9f03ca..7947279243f9 100644 --- a/sound/soc/codecs/pcm186x.c +++ b/sound/soc/codecs/pcm186x.c @@ -6,7 +6,6 @@ * Andreas Dannenberg <dannenberg@ti.com> * Andrew F. Davis <afd@ti.com> */ - #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/init.h> @@ -42,7 +41,7 @@ struct pcm186x_priv { bool is_master_mode; };
-static const DECLARE_TLV_DB_SCALE(pcm186x_pga_tlv, -1200, 4000, 50); +static const DECLARE_TLV_DB_SCALE(pcm186x_pga_tlv, -1200, 50, 0);
static const struct snd_kcontrol_new pcm1863_snd_controls[] = { SOC_DOUBLE_R_S_TLV("ADC Capture Volume", PCM186X_PGA_VAL_CH1_L,
the title is wrong, there is no DECLARE_TLV_DB_LINEAR()present. Will send v2. Best regards, Codrin