Merge android-4.4.97 (46d256d) into msm-4.4

* refs/heads/tmp-46d256d
  Linux 4.4.97
  staging: r8712u: Fix Sparse warning in rtl871x_xmit.c
  xen: don't print error message in case of missing Xenstore entry
  bt8xx: fix memory leak
  s390/dasd: check for device error pointer within state change interrupts
  mei: return error on notification request to a disconnected client
  exynos4-is: fimc-is: Unmap region obtained by of_iomap()
  staging: lustre: ptlrpc: skip lock if export failed
  staging: lustre: hsm: stack overrun in hai_dump_data_field
  staging: lustre: llite: don't invoke direct_IO for the EOF case
  platform/x86: intel_mid_thermal: Fix module autoload
  scsi: aacraid: Process Error for response I/O
  xen/manage: correct return value check on xenbus_scanf()
  cx231xx: Fix I2C on Internal Master 3 Bus
  perf tools: Only increase index if perf_evsel__new_idx() succeeds
  drm/amdgpu: when dpm disabled, also need to stop/start vce.
  i2c: riic: correctly finish transfers
  ext4: do not use stripe_width if it is not set
  ext4: fix stripe-unaligned allocations
  staging: rtl8712u: Fix endian settings for structs describing network packets
  mfd: axp20x: Fix axp288 PEK_DBR and PEK_DBF irqs being swapped
  mfd: ab8500-sysctrl: Handle probe deferral
  ARM: pxa: Don't rely on public mmc header to include leds.h
  mmc: s3cmci: include linux/interrupt.h for tasklet_struct
  PM / wakeirq: report a wakeup_event on dedicated wekup irq
  Fix tracing sample code warning.
  tracing/samples: Fix creation and deletion of simple_thread_fn creation
  drm/msm: fix an integer overflow test
  drm/msm: Fix potential buffer overflow issue
  perf tools: Fix build failure on perl script context
  ocfs2: fstrim: Fix start offset of first cluster group during fstrim
  ARM: 8715/1: add a private asm/unaligned.h
  ARM: dts: mvebu: pl310-cache disable double-linefill
  arm64: ensure __dump_instr() checks addr_limit
  ASoC: adau17x1: Workaround for noise bug in ADC
  KEYS: fix out-of-bounds read during ASN.1 parsing
  KEYS: return full count in keyring_read() if buffer is too small
  cifs: check MaxPathNameComponentLength != 0 before using it
  ALSA: seq: Fix nested rwsem annotation for lockdep splat
  ALSA: timer: Add missing mutex lock for compat ioctls
  BACKPORT: xfrm: Clear sk_dst_cache when applying per-socket policy.
  Revert "ANDROID: sched/rt: schedtune: Add boost retention to RT"
  cpufreq: Drop schedfreq governor
  ANDROID: sched/rt: schedtune: Add boost retention to RT
  ANDROID: sched/rt: add schedtune accounting
  ANDROID: Revert "arm64: move ELF_ET_DYN_BASE to 4GB / 4MB"
  ANDROID: Revert "arm: move ELF_ET_DYN_BASE to 4MB"
  sched: EAS: Fix the calculation of group util in group_idle_state()
  sched: EAS: update trg_cpu to backup_cpu if no energy saving for target_cpu
  sched: EAS: Fix the condition to distinguish energy before/after

Conflicts:
	drivers/cpufreq/Kconfig
	drivers/gpu/drm/msm/msm_gem_submit.c
	kernel/sched/core.c
	kernel/sched/fair.c
	kernel/sched/rt.c
	kernel/sched/sched.h

Change-Id: I0d8c5287cb67fd47c8944a002c0ca71adcdef537
Signed-off-by: Srinivasarao P <spathi@codeaurora.org>

4 files changed, 41 insertions, 4 deletions

diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index e847b9923c19..b36de76f24e2 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -676,7 +676,7 @@ static int deliver_to_subscribers(struct snd_seq_client *client,
 	if (atomic)
 		read_lock(&grp->list_lock);
 	else
-		down_read(&grp->list_mutex);
+		down_read_nested(&grp->list_mutex, hop);
 	list_for_each_entry(subs, &grp->list_head, src_list) {
 		/* both ports ready? */
 		if (atomic_read(&subs->ref_count) != 2)
diff --git a/sound/core/timer_compat.c b/sound/core/timer_compat.c
index 2e908225d754..0b4b028e8e98 100644
--- a/sound/core/timer_compat.c
+++ b/sound/core/timer_compat.c
@@ -106,7 +106,8 @@ enum {
 #endif /* CONFIG_X86_X32 */
 };
 
-static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg)
+static long __snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd,
+					  unsigned long arg)
 {
 	void __user *argp = compat_ptr(arg);
 
@@ -127,7 +128,7 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns
 	case SNDRV_TIMER_IOCTL_PAUSE:
 	case SNDRV_TIMER_IOCTL_PAUSE_OLD:
 	case SNDRV_TIMER_IOCTL_NEXT_DEVICE:
-		return snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
+		return __snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
 	case SNDRV_TIMER_IOCTL_INFO32:
 		return snd_timer_user_info_compat(file, argp);
 	case SNDRV_TIMER_IOCTL_STATUS32:
@@ -139,3 +140,15 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns
 	}
 	return -ENOIOCTLCMD;
 }
+
+static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd,
+					unsigned long arg)
+{
+	struct snd_timer_user *tu = file->private_data;
+	long ret;
+
+	mutex_lock(&tu->ioctl_lock);
+	ret = __snd_timer_user_ioctl_compat(file, cmd, arg);
+	mutex_unlock(&tu->ioctl_lock);
+	return ret;
+}
diff --git a/sound/soc/codecs/adau17x1.c b/sound/soc/codecs/adau17x1.c
index fcf05b254ecd..0b9e13eb0a0a 100644
--- a/sound/soc/codecs/adau17x1.c
+++ b/sound/soc/codecs/adau17x1.c
@@ -89,6 +89,27 @@ static int adau17x1_pll_event(struct snd_soc_dapm_widget *w,
 	return 0;
 }
 
+static int adau17x1_adc_fixup(struct snd_soc_dapm_widget *w,
+	struct snd_kcontrol *kcontrol, int event)
+{
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+	struct adau *adau = snd_soc_codec_get_drvdata(codec);
+
+	/*
+	 * If we are capturing, toggle the ADOSR bit in Converter Control 0 to
+	 * avoid losing SNR (workaround from ADI). This must be done after
+	 * the ADC(s) have been enabled. According to the data sheet, it is
+	 * normally illegal to set this bit when the sampling rate is 96 kHz,
+	 * but according to ADI it is acceptable for this workaround.
+	 */
+	regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
+		ADAU17X1_CONVERTER0_ADOSR, ADAU17X1_CONVERTER0_ADOSR);
+	regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
+		ADAU17X1_CONVERTER0_ADOSR, 0);
+
+	return 0;
+}
+
 static const char * const adau17x1_mono_stereo_text[] = {
 	"Stereo",
 	"Mono Left Channel (L+R)",
@@ -120,7 +141,8 @@ static const struct snd_soc_dapm_widget adau17x1_dapm_widgets[] = {
 	SND_SOC_DAPM_MUX("Right DAC Mode Mux", SND_SOC_NOPM, 0, 0,
 		&adau17x1_dac_mode_mux),
 
-	SND_SOC_DAPM_ADC("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0),
+	SND_SOC_DAPM_ADC_E("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0,
+			   adau17x1_adc_fixup, SND_SOC_DAPM_POST_PMU),
 	SND_SOC_DAPM_ADC("Right Decimator", NULL, ADAU17X1_ADC_CONTROL, 1, 0),
 	SND_SOC_DAPM_DAC("Left DAC", NULL, ADAU17X1_DAC_CONTROL0, 0, 0),
 	SND_SOC_DAPM_DAC("Right DAC", NULL, ADAU17X1_DAC_CONTROL0, 1, 0),
diff --git a/sound/soc/codecs/adau17x1.h b/sound/soc/codecs/adau17x1.h
index e13583e6ff56..6b46461cdc03 100644
--- a/sound/soc/codecs/adau17x1.h
+++ b/sound/soc/codecs/adau17x1.h
@@ -123,5 +123,7 @@ bool adau17x1_has_dsp(struct adau *adau);
 
 #define ADAU17X1_CONVERTER0_CONVSR_MASK		0x7
 
+#define ADAU17X1_CONVERTER0_ADOSR		BIT(3)
+
 
 #endif