Merge tag 'v4.10-rc1' into asoc-samsung

Linux 4.10-rc1

8 files changed, 111 insertions, 19 deletions

diff --git a/sound/usb/card.c b/sound/usb/card.c
index 2ddc034673a8..f36cb068dad3 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -206,7 +206,6 @@ static int snd_usb_create_stream(struct snd_usb_audio *chip, int ctrlif, int int
 	if (! snd_usb_parse_audio_interface(chip, interface)) {
 		usb_set_interface(dev, interface, 0); /* reset the current interface */
 		usb_driver_claim_interface(&usb_audio_driver, iface, (void *)-1L);
-		return -EINVAL;
 	}
 
 	return 0;
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index c470251cea4b..15d1d5c63c3c 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -630,10 +630,24 @@ static int data_ep_set_params(struct snd_usb_endpoint *ep,
 
 	ep->datainterval = fmt->datainterval;
 	ep->stride = frame_bits >> 3;
-	ep->silence_value = pcm_format == SNDRV_PCM_FORMAT_U8 ? 0x80 : 0;
 
-	/* assume max. frequency is 25% higher than nominal */
-	ep->freqmax = ep->freqn + (ep->freqn >> 2);
+	switch (pcm_format) {
+	case SNDRV_PCM_FORMAT_U8:
+		ep->silence_value = 0x80;
+		break;
+	case SNDRV_PCM_FORMAT_DSD_U8:
+	case SNDRV_PCM_FORMAT_DSD_U16_LE:
+	case SNDRV_PCM_FORMAT_DSD_U32_LE:
+	case SNDRV_PCM_FORMAT_DSD_U16_BE:
+	case SNDRV_PCM_FORMAT_DSD_U32_BE:
+		ep->silence_value = 0x69;
+		break;
+	default:
+		ep->silence_value = 0;
+	}
+
+	/* assume max. frequency is 50% higher than nominal */
+	ep->freqmax = ep->freqn + (ep->freqn >> 1);
 	/* Round up freqmax to nearest integer in order to calculate maximum
 	 * packet size, which must represent a whole number of frames.
 	 * This is accomplished by adding 0x0.ffff before converting the
diff --git a/sound/usb/hiface/pcm.c b/sound/usb/hiface/pcm.c
index 2c44139b4041..33db205dd12b 100644
--- a/sound/usb/hiface/pcm.c
+++ b/sound/usb/hiface/pcm.c
@@ -445,6 +445,8 @@ static int hiface_pcm_prepare(struct snd_pcm_substream *alsa_sub)
 
 	mutex_lock(&rt->stream_mutex);
 
+	hiface_pcm_stream_stop(rt);
+
 	sub->dma_off = 0;
 	sub->period_off = 0;
 
diff --git a/sound/usb/line6/driver.h b/sound/usb/line6/driver.h
index 7e3a3aada222..a5c2e9ae5f17 100644
--- a/sound/usb/line6/driver.h
+++ b/sound/usb/line6/driver.h
@@ -98,10 +98,11 @@ struct line6_properties {
 
 	int altsetting;
 
-	unsigned ep_ctrl_r;
-	unsigned ep_ctrl_w;
-	unsigned ep_audio_r;
-	unsigned ep_audio_w;
+	unsigned int ctrl_if;
+	unsigned int ep_ctrl_r;
+	unsigned int ep_ctrl_w;
+	unsigned int ep_audio_r;
+	unsigned int ep_audio_w;
 };
 
 /* Capability bits */
diff --git a/sound/usb/line6/podhd.c b/sound/usb/line6/podhd.c
index 49cd4a65e390..6ab23e5aee71 100644
--- a/sound/usb/line6/podhd.c
+++ b/sound/usb/line6/podhd.c
@@ -153,6 +153,7 @@ static struct line6_pcm_properties podx3_pcm_properties = {
 			    .rats = &podhd_ratden},
 	.bytes_per_channel = 3 /* SNDRV_PCM_FMTBIT_S24_3LE */
 };
+static struct usb_driver podhd_driver;
 
 static void podhd_startup_start_workqueue(unsigned long data);
 static void podhd_startup_workqueue(struct work_struct *work);
@@ -291,8 +292,14 @@ static void podhd_disconnect(struct usb_line6 *line6)
 	struct usb_line6_podhd *pod = (struct usb_line6_podhd *)line6;
 
 	if (pod->line6.properties->capabilities & LINE6_CAP_CONTROL) {
+		struct usb_interface *intf;
+
 		del_timer_sync(&pod->startup_timer);
 		cancel_work_sync(&pod->startup_work);
+
+		intf = usb_ifnum_to_if(line6->usbdev,
+					pod->line6.properties->ctrl_if);
+		usb_driver_release_interface(&podhd_driver, intf);
 	}
 }
 
@@ -304,10 +311,27 @@ static int podhd_init(struct usb_line6 *line6,
 {
 	int err;
 	struct usb_line6_podhd *pod = (struct usb_line6_podhd *) line6;
+	struct usb_interface *intf;
 
 	line6->disconnect = podhd_disconnect;
 
 	if (pod->line6.properties->capabilities & LINE6_CAP_CONTROL) {
+		/* claim the data interface */
+		intf = usb_ifnum_to_if(line6->usbdev,
+					pod->line6.properties->ctrl_if);
+		if (!intf) {
+			dev_err(pod->line6.ifcdev, "interface %d not found\n",
+				pod->line6.properties->ctrl_if);
+			return -ENODEV;
+		}
+
+		err = usb_driver_claim_interface(&podhd_driver, intf, NULL);
+		if (err != 0) {
+			dev_err(pod->line6.ifcdev, "can't claim interface %d, error %d\n",
+				pod->line6.properties->ctrl_if, err);
+			return err;
+		}
+
 		/* create sysfs entries: */
 		err = snd_card_add_dev_attr(line6->card, &podhd_dev_attr_group);
 		if (err < 0)
@@ -406,6 +430,7 @@ static const struct line6_properties podhd_properties_table[] = {
 		.altsetting = 1,
 		.ep_ctrl_r = 0x81,
 		.ep_ctrl_w = 0x01,
+		.ctrl_if = 1,
 		.ep_audio_r = 0x86,
 		.ep_audio_w = 0x02,
 	},
@@ -417,6 +442,7 @@ static const struct line6_properties podhd_properties_table[] = {
 		.altsetting = 1,
 		.ep_ctrl_r = 0x81,
 		.ep_ctrl_w = 0x01,
+		.ctrl_if = 1,
 		.ep_audio_r = 0x86,
 		.ep_audio_w = 0x02,
 	},
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 2f8c388ef84f..4703caea56b2 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -932,9 +932,10 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval,
 	case USB_ID(0x046d, 0x0826): /* HD Webcam c525 */
 	case USB_ID(0x046d, 0x08ca): /* Logitech Quickcam Fusion */
 	case USB_ID(0x046d, 0x0991):
+	case USB_ID(0x046d, 0x09a2): /* QuickCam Communicate Deluxe/S7500 */
 	/* Most audio usb devices lie about volume resolution.
 	 * Most Logitech webcams have res = 384.
-	 * Proboly there is some logitech magic behind this number --fishor
+	 * Probably there is some logitech magic behind this number --fishor
 	 */
 		if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
 			usb_audio_info(chip,
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 44d178ee9177..34c6d4f2c0b6 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -348,6 +348,16 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
 
 		alts = &iface->altsetting[1];
 		goto add_sync_ep;
+	case USB_ID(0x2466, 0x8003):
+		ep = 0x86;
+		iface = usb_ifnum_to_if(dev, 2);
+
+		if (!iface || iface->num_altsetting == 0)
+			return -EINVAL;
+
+		alts = &iface->altsetting[1];
+		goto add_sync_ep;
+
 	}
 	if (attr == USB_ENDPOINT_SYNC_ASYNC &&
 	    altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC &&
@@ -806,17 +816,18 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
 	if (ret < 0)
 		goto unlock;
 
-	iface = usb_ifnum_to_if(subs->dev, subs->cur_audiofmt->iface);
-	alts = &iface->altsetting[subs->cur_audiofmt->altset_idx];
-	ret = snd_usb_init_sample_rate(subs->stream->chip,
-				       subs->cur_audiofmt->iface,
-				       alts,
-				       subs->cur_audiofmt,
-				       subs->cur_rate);
-	if (ret < 0)
-		goto unlock;
-
 	if (subs->need_setup_ep) {
+
+		iface = usb_ifnum_to_if(subs->dev, subs->cur_audiofmt->iface);
+		alts = &iface->altsetting[subs->cur_audiofmt->altset_idx];
+		ret = snd_usb_init_sample_rate(subs->stream->chip,
+					       subs->cur_audiofmt->iface,
+					       alts,
+					       subs->cur_audiofmt,
+					       subs->cur_rate);
+		if (ret < 0)
+			goto unlock;
+
 		ret = configure_endpoint(subs);
 		if (ret < 0)
 			goto unlock;
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 2782155ae3ce..b3fd2382fdd9 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1165,6 +1165,18 @@ static bool is_marantz_denon_dac(unsigned int id)
 	return false;
 }
 
+/* TEAC UD-501/UD-503/NT-503 USB DACs need a vendor cmd to switch
+ * between PCM/DOP and native DSD mode
+ */
+static bool is_teac_50X_dac(unsigned int id)
+{
+	switch (id) {
+	case USB_ID(0x0644, 0x8043): /* TEAC UD-501/UD-503/NT-503 */
+		return true;
+	}
+	return false;
+}
+
 int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
 			      struct audioformat *fmt)
 {
@@ -1192,6 +1204,26 @@ int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
 			break;
 		}
 		mdelay(20);
+	} else if (is_teac_50X_dac(subs->stream->chip->usb_id)) {
+		/* Vendor mode switch cmd is required. */
+		switch (fmt->altsetting) {
+		case 3: /* DSD mode (DSD_U32) requested */
+			err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
+					      USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
+					      1, 1, NULL, 0);
+			if (err < 0)
+				return err;
+			break;
+
+		case 2: /* PCM or DOP mode (S32) requested */
+		case 1: /* PCM mode (S16) requested */
+			err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
+					      USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
+					      0, 1, NULL, 0);
+			if (err < 0)
+				return err;
+			break;
+		}
 	}
 	return 0;
 }
@@ -1337,5 +1369,11 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
 			return SNDRV_PCM_FMTBIT_DSD_U32_BE;
 	}
 
+	/* TEAC devices with USB DAC functionality */
+	if (is_teac_50X_dac(chip->usb_id)) {
+		if (fp->altsetting == 3)
+			return SNDRV_PCM_FMTBIT_DSD_U32_BE;
+	}
+
 	return 0;
 }