diff mbox series

[2/3] Pass raw DB values from hda-codec.c to audio driver

Message ID af2fca9a040c19198c5aff8752f152a525fd96b7.1545425136.git.yaroslav.isakov@gmail.com
State New
Headers show
Series Allow hw/audio drivers to pass raw DB values to audio/ drivers | expand

Commit Message

Yaroslav Isakov Dec. 21, 2018, 8:31 p.m. UTC 
Signed-off-by: Yaroslav Isakov <yaroslav.isakov@gmail.com>
---
 hw/audio/hda-codec.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Comments

Yaroslav Isakov Dec. 21, 2018, 9:39 p.m. UTC | #1 
Sorry, lost cover letter and first patch, resending them

пт, 21 дек. 2018 г. в 21:57, Yaroslav Isakov <yaroslav.isakov@gmail.com>:
>
> Signed-off-by: Yaroslav Isakov <yaroslav.isakov@gmail.com>
> ---
>  hw/audio/hda-codec.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
> index 09f9da344b..d160e86d2a 100644
> --- a/hw/audio/hda-codec.c
> +++ b/hw/audio/hda-codec.c
> @@ -437,6 +437,7 @@ static void hda_audio_set_amp(HDAAudioStream *st)
>  {
>      bool muted;
>      uint32_t left, right;
> +    double left_db, right_db;
>
>      if (st->node == NULL) {
>          return;
> @@ -446,6 +447,9 @@ static void hda_audio_set_amp(HDAAudioStream *st)
>      left  = st->mute_left  ? 0 : st->gain_left;
>      right = st->mute_right ? 0 : st->gain_right;
>
> +    left_db = ((int64_t)left - QEMU_HDA_AMP_STEPS) * QEMU_HDA_AMP_DB_OF_STEP;
> +    right_db = ((int64_t)right - QEMU_HDA_AMP_STEPS) * QEMU_HDA_AMP_DB_OF_STEP;
> +
>      left = left * 255 / QEMU_HDA_AMP_STEPS;
>      right = right * 255 / QEMU_HDA_AMP_STEPS;
>
> @@ -454,10 +458,10 @@ static void hda_audio_set_amp(HDAAudioStream *st)
>      }
>      if (st->output) {
>          AUD_set_volume_out(st->voice.out, muted, left, right,
> -                           false, 0, 0);
> +                           true, left_db, right_db);
>      } else {
>          AUD_set_volume_in(st->voice.in, muted, left, right,
> -                          false, 0, 0);
> +                          true, left_db, right_db);
>      }
>  }
>
> --
> 2.18.1
>
diff mbox series

Patch

diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index 09f9da344b..d160e86d2a 100644
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -437,6 +437,7 @@  static void hda_audio_set_amp(HDAAudioStream *st)
 {
     bool muted;
     uint32_t left, right;
+    double left_db, right_db;
 
     if (st->node == NULL) {
         return;
@@ -446,6 +447,9 @@  static void hda_audio_set_amp(HDAAudioStream *st)
     left  = st->mute_left  ? 0 : st->gain_left;
     right = st->mute_right ? 0 : st->gain_right;
 
+    left_db = ((int64_t)left - QEMU_HDA_AMP_STEPS) * QEMU_HDA_AMP_DB_OF_STEP;
+    right_db = ((int64_t)right - QEMU_HDA_AMP_STEPS) * QEMU_HDA_AMP_DB_OF_STEP;
+
     left = left * 255 / QEMU_HDA_AMP_STEPS;
     right = right * 255 / QEMU_HDA_AMP_STEPS;
 
@@ -454,10 +458,10 @@  static void hda_audio_set_amp(HDAAudioStream *st)
     }
     if (st->output) {
         AUD_set_volume_out(st->voice.out, muted, left, right,
-                           false, 0, 0);
+                           true, left_db, right_db);
     } else {
         AUD_set_volume_in(st->voice.in, muted, left, right,
-                          false, 0, 0);
+                          true, left_db, right_db);
     }
 }