ALSA: usb-audio: fixing upper volume limit for RME Babyface Pro routing crosspoints (47b4f5f5) · Commits · 戴 / test

In my initial patch, these were set too low. Fixes: ("ALSA: usb-audio: RME Babyface Pro mixer patch") Signed-off-by:

sound/usb/mixer_quirks.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -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