diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 204af48c5cc1..ac242a377aea 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -372,14 +372,17 @@ static void snd_pcm_substream_proc_hw_params_read(struct snd_info_entry *entry,
 						  struct snd_info_buffer *buffer)
 {
 	struct snd_pcm_substream *substream = entry->private_data;
-	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime;
+
+	mutex_lock(&substream->pcm->open_mutex);
+	runtime = substream->runtime;
 	if (!runtime) {
 		snd_iprintf(buffer, "closed\n");
-		return;
+		goto unlock;
 	}
 	if (runtime->status->state == SNDRV_PCM_STATE_OPEN) {
 		snd_iprintf(buffer, "no setup\n");
-		return;
+		goto unlock;
 	}
 	snd_iprintf(buffer, "access: %s\n", snd_pcm_access_name(runtime->access));
 	snd_iprintf(buffer, "format: %s\n", snd_pcm_format_name(runtime->format));
@@ -398,20 +401,25 @@ static void snd_pcm_substream_proc_hw_params_read(struct snd_info_entry *entry,
 		snd_iprintf(buffer, "OSS period frames: %lu\n", (unsigned long)runtime->oss.period_frames);
 	}
 #endif
+ unlock:
+	mutex_unlock(&substream->pcm->open_mutex);
 }
 
 static void snd_pcm_substream_proc_sw_params_read(struct snd_info_entry *entry,
 						  struct snd_info_buffer *buffer)
 {
 	struct snd_pcm_substream *substream = entry->private_data;
-	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime;
+
+	mutex_lock(&substream->pcm->open_mutex);
+	runtime = substream->runtime;
 	if (!runtime) {
 		snd_iprintf(buffer, "closed\n");
-		return;
+		goto unlock;
 	}
 	if (runtime->status->state == SNDRV_PCM_STATE_OPEN) {
 		snd_iprintf(buffer, "no setup\n");
-		return;
+		goto unlock;
 	}
 	snd_iprintf(buffer, "tstamp_mode: %s\n", snd_pcm_tstamp_mode_name(runtime->tstamp_mode));
 	snd_iprintf(buffer, "period_step: %u\n", runtime->period_step);
@@ -421,24 +429,29 @@ static void snd_pcm_substream_proc_sw_params_read(struct snd_info_entry *entry,
 	snd_iprintf(buffer, "silence_threshold: %lu\n", runtime->silence_threshold);
 	snd_iprintf(buffer, "silence_size: %lu\n", runtime->silence_size);
 	snd_iprintf(buffer, "boundary: %lu\n", runtime->boundary);
+ unlock:
+	mutex_unlock(&substream->pcm->open_mutex);
 }
 
 static void snd_pcm_substream_proc_status_read(struct snd_info_entry *entry,
 					       struct snd_info_buffer *buffer)
 {
 	struct snd_pcm_substream *substream = entry->private_data;
-	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime;
 	struct snd_pcm_status status;
 	int err;
+
+	mutex_lock(&substream->pcm->open_mutex);
+	runtime = substream->runtime;
 	if (!runtime) {
 		snd_iprintf(buffer, "closed\n");
-		return;
+		goto unlock;
 	}
 	memset(&status, 0, sizeof(status));
 	err = snd_pcm_status(substream, &status);
 	if (err < 0) {
 		snd_iprintf(buffer, "error %d\n", err);
-		return;
+		goto unlock;
 	}
 	snd_iprintf(buffer, "state: %s\n", snd_pcm_state_name(status.state));
 	snd_iprintf(buffer, "owner_pid   : %d\n", pid_vnr(substream->pid));
@@ -452,6 +465,8 @@ static void snd_pcm_substream_proc_status_read(struct snd_info_entry *entry,
 	snd_iprintf(buffer, "-----\n");
 	snd_iprintf(buffer, "hw_ptr      : %ld\n", runtime->status->hw_ptr);
 	snd_iprintf(buffer, "appl_ptr    : %ld\n", runtime->control->appl_ptr);
+ unlock:
+	mutex_unlock(&substream->pcm->open_mutex);
 }
 
 #ifdef CONFIG_SND_PCM_XRUN_DEBUG
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 134fc6c2e08d..d4eb2ef80784 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1992,6 +1992,8 @@ void snd_pcm_release_substream(struct snd_pcm_substream *substream)
 		substream->ops->close(substream);
 		substream->hw_opened = 0;
 	}
+	if (pm_qos_request_active(&substream->latency_pm_qos_req))
+		pm_qos_remove_request(&substream->latency_pm_qos_req);
 	if (substream->pcm_release) {
 		substream->pcm_release(substream);
 		substream->pcm_release = NULL;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 1053fff4bd0a..34940a079051 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -126,6 +126,7 @@ MODULE_SUPPORTED_DEVICE("{{Intel, ICH6},"
 			 "{Intel, ICH10},"
 			 "{Intel, PCH},"
 			 "{Intel, CPT},"
+			 "{Intel, PBG},"
 			 "{Intel, SCH},"
 			 "{ATI, SB450},"
 			 "{ATI, SB600},"
@@ -2749,6 +2750,8 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = {
 	{ PCI_DEVICE(0x8086, 0x3b57), .driver_data = AZX_DRIVER_ICH },
 	/* CPT */
 	{ PCI_DEVICE(0x8086, 0x1c20), .driver_data = AZX_DRIVER_PCH },
+	/* PBG */
+	{ PCI_DEVICE(0x8086, 0x1d20), .driver_data = AZX_DRIVER_PCH },
 	/* SCH */
 	{ PCI_DEVICE(0x8086, 0x811b), .driver_data = AZX_DRIVER_SCH },
 	/* ATI SB 450/600 */
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 71f9d6475b09..972e7c453b3d 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -3092,6 +3092,7 @@ static struct snd_pci_quirk cxt5066_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1028, 0x0402, "Dell Vostro", CXT5066_DELL_VOSTO),
 	SND_PCI_QUIRK(0x1028, 0x0408, "Dell Inspiron One 19T", CXT5066_IDEAPAD),
 	SND_PCI_QUIRK(0x103c, 0x360b, "HP G60", CXT5066_HP_LAPTOP),
+	SND_PCI_QUIRK(0x1179, 0xff1e, "Toshiba Satellite C650D", CXT5066_IDEAPAD),
 	SND_PCI_QUIRK(0x1179, 0xff50, "Toshiba Satellite P500-PSPGSC-01800T", CXT5066_OLPC_XO_1_5),
 	SND_PCI_QUIRK(0x1179, 0xffe0, "Toshiba Satellite Pro T130-15F", CXT5066_OLPC_XO_1_5),
 	SND_PCI_QUIRK(0x17aa, 0x20f2, "Lenovo T400s", CXT5066_THINKPAD),
diff --git a/sound/pci/hda/patch_nvhdmi.c b/sound/pci/hda/patch_nvhdmi.c
index 69b950d527c3..baa108b9d6aa 100644
--- a/sound/pci/hda/patch_nvhdmi.c
+++ b/sound/pci/hda/patch_nvhdmi.c
@@ -84,7 +84,7 @@ static struct hda_verb nvhdmi_basic_init_7x[] = {
 #else
 /* support all rates and formats */
 #define SUPPORTED_RATES \
-	(SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
+	(SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
 	SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
 	 SNDRV_PCM_RATE_192000)
 #define SUPPORTED_MAXBPS	24
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index bcbf9160ed81..a1312a6c8af2 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -14453,6 +14453,7 @@ static void alc269_auto_init(struct hda_codec *codec)
 
 enum {
 	ALC269_FIXUP_SONY_VAIO,
+	ALC269_FIXUP_DELL_M101Z,
 };
 
 static const struct hda_verb alc269_sony_vaio_fixup_verbs[] = {
@@ -14464,11 +14465,20 @@ static const struct alc_fixup alc269_fixups[] = {
 	[ALC269_FIXUP_SONY_VAIO] = {
 		.verbs = alc269_sony_vaio_fixup_verbs
 	},
+	[ALC269_FIXUP_DELL_M101Z] = {
+		.verbs = (const struct hda_verb[]) {
+			/* Enables internal speaker */
+			{0x20, AC_VERB_SET_COEF_INDEX, 13},
+			{0x20, AC_VERB_SET_PROC_COEF, 0x4040},
+			{}
+		}
+	},
 };
 
 static struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x104d, 0x9071, "Sony VAIO", ALC269_FIXUP_SONY_VAIO),
 	SND_PCI_QUIRK(0x104d, 0x9077, "Sony VAIO", ALC269_FIXUP_SONY_VAIO),
+	SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z),
 	{}
 };
 
diff --git a/sound/ppc/snd_ps3.c b/sound/ppc/snd_ps3.c
index 2f12da4da561..581a670e8261 100644
--- a/sound/ppc/snd_ps3.c
+++ b/sound/ppc/snd_ps3.c
@@ -579,7 +579,7 @@ static int snd_ps3_delay_to_bytes(struct snd_pcm_substream *substream,
 				  rate * delay_ms / 1000)
 		* substream->runtime->channels;
 
-	pr_debug(KERN_ERR "%s: time=%d rate=%d bytes=%ld, frames=%d, ret=%d\n",
+	pr_debug("%s: time=%d rate=%d bytes=%ld, frames=%d, ret=%d\n",
 		 __func__,
 		 delay_ms,
 		 rate,
diff --git a/sound/soc/s3c24xx/s3c-dma.c b/sound/soc/s3c24xx/s3c-dma.c
index 1b61c23ff300..f1b1bc4bacfb 100644
--- a/sound/soc/s3c24xx/s3c-dma.c
+++ b/sound/soc/s3c24xx/s3c-dma.c
@@ -94,8 +94,7 @@ static void s3c_dma_enqueue(struct snd_pcm_substream *substream)
 
 		if ((pos + len) > prtd->dma_end) {
 			len  = prtd->dma_end - pos;
-			pr_debug(KERN_DEBUG "%s: corrected dma len %ld\n",
-			       __func__, len);
+			pr_debug("%s: corrected dma len %ld\n", __func__, len);
 		}
 
 		ret = s3c2410_dma_enqueue(prtd->params->channel,