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ALSA: usb-audio: fixing upper volume limit for RME Babyface Pro routing crosspoints 

In my initial patch, these were set too low.

Fixes: 3e8f3bd047 ("ALSA: usb-audio: RME Babyface Pro mixer patch")
Signed-off-by: Thomas Ebeling <penguins@bollie.de>
Link: https://lore.kernel.org/r/20200515114556.vtspnonzvp4xp44m@bollie.ca9.eu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
alistair/sunxi64-5.8
Thomas Ebeling 2020-05-15 13:46:05 +02:00 committed by Takashi Iwai
parent 07f77dd47a
commit 47b4f5f5b6
1 changed files with 2 additions and 2 deletions
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4
sound/usb/mixer_quirks.c
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@ -2191,7 +2191,7 @@ static int snd_rme_controls_create(struct usb_mixer_interface *mixer)
* These devices exposes a couple of DSP functions via request to EP0.
* Switches are available via control registers, while routing is controlled
* by controlling the volume on each possible crossing point.
* Volume control is linear, from -inf (dec. 0) to +6dB (dec. 46341) with
* Volume control is linear, from -inf (dec. 0) to +6dB (dec. 65536) with
* 0dB being at dec. 32768.
*/
enum {
@ -2220,7 +2220,7 @@ enum {
#define SND_BBFPRO_MIXER_VAL_MASK 0x3ffff
#define SND_BBFPRO_MIXER_VAL_SHIFT 9
#define SND_BBFPRO_MIXER_VAL_MIN 0 // -inf
#define SND_BBFPRO_MIXER_VAL_MAX 46341 // +6dB
#define SND_BBFPRO_MIXER_VAL_MAX 65536 // +6dB
#define SND_BBFPRO_USBREQ_CTL_REG1 0x10
#define SND_BBFPRO_USBREQ_CTL_REG2 0x17