Merge branch 'topic/usb-audio' into for-linus

* topic/usb-audio:
  ALSA: usb - Add boot quirk for C-Media 6206 USB Audio
  ALSA: usb-audio - errata corrige for quirk
  ALSA: usb-audio - Add quirk for Roland/Edirol M-16DX
  ALSA: usb-audio - quirk for USB Aureon cards

2 files changed, 68 insertions, 0 deletions

diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index a8ef2cbcc03b..c7b902358b7b 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -3291,6 +3291,25 @@ static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
         return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);
 }
 
+/*
+ * C-Media CM6206 is based on CM106 with two additional
+ * registers that are not documented in the data sheet.
+ * Values here are chosen based on sniffing USB traffic
+ * under Windows.
+ */
+static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)
+{
+        int err, reg;
+        int val[] = {0x200c, 0x3000, 0xf800, 0x143f, 0x0000, 0x3000};
+
+        for (reg = 0; reg < ARRAY_SIZE(val); reg++) {
+                err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);
+                if (err < 0)
+                        return err;
+        }
+
+        return err;
+}
 
 /*
  * Setup quirks
@@ -3577,6 +3596,12 @@ static void *snd_usb_audio_probe(struct usb_device *dev,
                         goto __err_val;
         }
 
+        /* C-Media CM6206 / CM106-Like Sound Device */
+        if (id == USB_ID(0x0d8c, 0x0102)) {
+                if (snd_usb_cm6206_boot_quirk(dev) < 0)
+                        goto __err_val;
+        }
+
         /*
          * found a config.  now register to ALSA
          */
diff --git a/sound/usb/usbquirks.h b/sound/usb/usbquirks.h
index 5d955aaad85f..f0f7624f9178 100644
--- a/sound/usb/usbquirks.h
+++ b/sound/usb/usbquirks.h
@@ -1470,6 +1470,41 @@ YAMAHA_DEVICE(0x7010, "UB99"),
         }
 },
 {
+        /* Edirol M-16DX */
+        /* FIXME: This quirk gives a good-working capture stream but the
+         *        playback seems problematic because of lacking of sync
+         *        with capture stream.  It needs to sync with the capture
+         *        clock.  As now, you'll get frequent sound distortions
+         *        via the playback.
+         */
+        USB_DEVICE(0x0582, 0x00c4),
+        .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+                .ifnum = QUIRK_ANY_INTERFACE,
+                .type = QUIRK_COMPOSITE,
+                .data = (const struct snd_usb_audio_quirk[]) {
+                        {
+                                .ifnum = 0,
+                                .type = QUIRK_AUDIO_STANDARD_INTERFACE
+                        },
+                        {
+                                .ifnum = 1,
+                                .type = QUIRK_AUDIO_STANDARD_INTERFACE
+                        },
+                        {
+                                .ifnum = 2,
+                                .type = QUIRK_MIDI_FIXED_ENDPOINT,
+                                .data = & (const struct snd_usb_midi_endpoint_info) {
+                                        .out_cables = 0x0001,
+                                        .in_cables  = 0x0001
+                                }
+                        },
+                        {
+                                .ifnum = -1
+                        }
+                }
+        }
+},
+{
         /* BOSS GT-10 */
         USB_DEVICE(0x0582, 0x00da),
         .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
@@ -1951,6 +1986,14 @@ YAMAHA_DEVICE(0x7010, "UB99"),
         }
 },
 {
+        USB_DEVICE(0x0ccd, 0x0028),
+        .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+                .vendor_name = "TerraTec",
+                .product_name = "Aureon 5.1 MkII",
+                .ifnum = QUIRK_NO_INTERFACE
+        }
+},
+{
         USB_DEVICE(0x0ccd, 0x0035),
         .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
                 .vendor_name = "Miditech",