Merge "gpu: ion: Switch MM heap to use CMA on DT targets"
diff --git a/arch/arm/configs/msm9625-perf_defconfig b/arch/arm/configs/msm9625-perf_defconfig
index 2070f46..1fe528a 100644
--- a/arch/arm/configs/msm9625-perf_defconfig
+++ b/arch/arm/configs/msm9625-perf_defconfig
@@ -172,7 +172,8 @@
 CONFIG_KS8851=y
 # CONFIG_NET_VENDOR_MICROCHIP is not set
 # CONFIG_MSM_RMNET is not set
-CONFIG_MSM_RMNET_BAM=y
+# CONFIG_MSM_RMNET_BAM is not set
+CONFIG_MSM_RMNET_WWAN=y
 # CONFIG_NET_VENDOR_NATSEMI is not set
 # CONFIG_NET_VENDOR_SEEQ is not set
 # CONFIG_NET_VENDOR_SMSC is not set
diff --git a/arch/arm/configs/msm9625_defconfig b/arch/arm/configs/msm9625_defconfig
index 9a1f872..aa18209 100644
--- a/arch/arm/configs/msm9625_defconfig
+++ b/arch/arm/configs/msm9625_defconfig
@@ -172,7 +172,8 @@
 CONFIG_KS8851=y
 # CONFIG_NET_VENDOR_MICROCHIP is not set
 # CONFIG_MSM_RMNET is not set
-CONFIG_MSM_RMNET_BAM=y
+# CONFIG_MSM_RMNET_BAM is not set
+CONFIG_MSM_RMNET_WWAN=y
 # CONFIG_NET_VENDOR_NATSEMI is not set
 # CONFIG_NET_VENDOR_SEEQ is not set
 # CONFIG_NET_VENDOR_SMSC is not set
diff --git a/arch/arm/mach-msm/board-8064-gpiomux.c b/arch/arm/mach-msm/board-8064-gpiomux.c
index 0dee8f5..0f88287 100644
--- a/arch/arm/mach-msm/board-8064-gpiomux.c
+++ b/arch/arm/mach-msm/board-8064-gpiomux.c
@@ -1729,13 +1729,6 @@
 	},
 };
 
-static struct gpiomux_setting fsm8064_ep_sync_drsync_cfg = {
-	.func = GPIOMUX_FUNC_GPIO,
-	.drv = GPIOMUX_DRV_2MA,
-	.pull = GPIOMUX_PULL_UP,
-	.dir = GPIOMUX_OUT_HIGH,
-};
-
 static struct gpiomux_setting fsm8064_ep_sync_input_cfg = {
 	.func = GPIOMUX_FUNC_GPIO,
 	.drv = GPIOMUX_DRV_4MA,
@@ -1746,7 +1739,7 @@
 	{
 		.gpio      = 6,		/* GPSPPSIN_DRSYNC */
 		.settings = {
-			[GPIOMUX_SUSPENDED] = &fsm8064_ep_sync_drsync_cfg,
+			[GPIOMUX_SUSPENDED] = &fsm8064_ep_sync_input_cfg,
 		},
 	},
 	{
diff --git a/arch/arm/mach-msm/board-8064-pmic.c b/arch/arm/mach-msm/board-8064-pmic.c
index 0b3366c..a1ed251 100644
--- a/arch/arm/mach-msm/board-8064-pmic.c
+++ b/arch/arm/mach-msm/board-8064-pmic.c
@@ -137,7 +137,7 @@
 	PM8921_GPIO_OUTPUT_VIN(14, 1, PM_GPIO_VIN_VPH),
 	/* PPS_SRC_SEL_N, chooses between WGR7640 PPS source (high) or
 	 * CW GPS module PPS source (low) */
-	PM8921_GPIO_OUTPUT_VIN(19, 1, PM_GPIO_VIN_VPH),	/* PPS_SRC_SEL_N */
+	PM8921_GPIO_OUTPUT_VIN(19, 0, PM_GPIO_VIN_VPH),	/* PPS_SRC_SEL_N */
 
 	PM8921_GPIO_OUTPUT_VIN(13, 1, PM_GPIO_VIN_VPH),	/* PCIE_CLK_PWR_EN */
 	PM8921_GPIO_OUTPUT_VIN(37, 1, PM_GPIO_VIN_VPH),	/* PCIE_RST_N */
diff --git a/arch/arm/mach-msm/board-8064.c b/arch/arm/mach-msm/board-8064.c
index 9ed71da..f3d648e 100644
--- a/arch/arm/mach-msm/board-8064.c
+++ b/arch/arm/mach-msm/board-8064.c
@@ -4005,6 +4005,7 @@
 	.init_early = apq8064_allocate_memory_regions,
 	.init_very_early = apq8064_early_reserve,
 	.restart = msm_restart,
+	.smp = &msm8960_smp_ops,
 MACHINE_END
 
 MACHINE_START(APQ8064_MTP, "QCT APQ8064 MTP")
diff --git a/arch/arm/mach-msm/include/mach/iommu_perfmon.h b/arch/arm/mach-msm/include/mach/iommu_perfmon.h
index 5a01bee..c03c752 100644
--- a/arch/arm/mach-msm/include/mach/iommu_perfmon.h
+++ b/arch/arm/mach-msm/include/mach/iommu_perfmon.h
@@ -12,6 +12,7 @@
 #include <linux/err.h>
 #include <linux/mutex.h>
 #include <linux/list.h>
+#include <linux/irqreturn.h>
 
 #ifndef MSM_IOMMU_PERFMON_H
 #define MSM_IOMMU_PERFMON_H
diff --git a/arch/arm/mach-msm/remote_spinlock.c b/arch/arm/mach-msm/remote_spinlock.c
index 86b068c..94923a0 100644
--- a/arch/arm/mach-msm/remote_spinlock.c
+++ b/arch/arm/mach-msm/remote_spinlock.c
@@ -343,7 +343,9 @@
 
 static int __raw_remote_sfpb_spin_trylock(raw_remote_spinlock_t *lock)
 {
-	return 1;
+	writel_relaxed(SPINLOCK_PID_APPS, lock);
+	smp_mb();
+	return readl_relaxed(lock) == SPINLOCK_PID_APPS;
 }
 
 static void __raw_remote_sfpb_spin_unlock(raw_remote_spinlock_t *lock)
diff --git a/arch/arm/mach-msm/smd_tty.c b/arch/arm/mach-msm/smd_tty.c
index 1820b23..5969a3c 100644
--- a/arch/arm/mach-msm/smd_tty.c
+++ b/arch/arm/mach-msm/smd_tty.c
@@ -47,7 +47,7 @@
 
 struct smd_tty_info {
 	smd_channel_t *ch;
-	struct tty_struct *tty;
+	struct tty_port port;
 	struct wake_lock wake_lock;
 	int open_count;
 	struct tasklet_struct tty_tsklt;
@@ -125,7 +125,7 @@
 	unsigned char *ptr;
 	int avail;
 	struct smd_tty_info *info = (struct smd_tty_info *)param;
-	struct tty_struct *tty = info->tty;
+	struct tty_struct *tty = tty_port_tty_get(&info->port);
 	unsigned long flags;
 
 	if (!tty)
@@ -156,6 +156,7 @@
 		if (avail <= 0) {
 			mod_timer(&info->buf_req_timer,
 					jiffies + msecs_to_jiffies(30));
+			tty_kref_put(tty);
 			return;
 		}
 
@@ -173,11 +174,13 @@
 
 	/* XXX only when writable and necessary */
 	tty_wakeup(tty);
+	tty_kref_put(tty);
 }
 
 static void smd_tty_notify(void *priv, unsigned event)
 {
 	struct smd_tty_info *info = priv;
+	struct tty_struct *tty;
 	unsigned long flags;
 
 	switch (event) {
@@ -195,8 +198,10 @@
 		 */
 		if (smd_write_avail(info->ch)) {
 			smd_disable_read_intr(info->ch);
-			if (info->tty)
-				wake_up_interruptible(&info->tty->write_wait);
+			tty = tty_port_tty_get(&info->port);
+			if (tty)
+				wake_up_interruptible(&tty->write_wait);
+			tty_kref_put(tty);
 		}
 		spin_lock_irqsave(&info->ra_lock, flags);
 		if (smd_read_avail(info->ch)) {
@@ -225,9 +230,11 @@
 		/* schedule task to send TTY_BREAK */
 		tasklet_hi_schedule(&info->tty_tsklt);
 
-		if (info->tty->index == LOOPBACK_IDX)
+		tty = tty_port_tty_get(&info->port);
+		if (tty->index == LOOPBACK_IDX)
 			schedule_delayed_work(&loopback_work,
 					msecs_to_jiffies(1000));
+		tty_kref_put(tty);
 		break;
 	}
 }
@@ -241,7 +248,8 @@
 	return (modem_state & ready_state) == ready_state;
 }
 
-static int smd_tty_open(struct tty_struct *tty, struct file *f)
+static int smd_tty_port_activate(struct tty_port *tport,
+				 struct tty_struct *tty)
 {
 	int res = 0;
 	unsigned int n = tty->index;
@@ -306,8 +314,6 @@
 			}
 		}
 
-
-		info->tty = tty;
 		tasklet_init(&info->tty_tsklt, smd_tty_read,
 			     (unsigned long)info);
 		wake_lock_init(&info->wake_lock, WAKE_LOCK_SUSPEND,
@@ -354,24 +360,27 @@
 	return res;
 }
 
-static void smd_tty_close(struct tty_struct *tty, struct file *f)
+static void smd_tty_port_shutdown(struct tty_port *tport)
 {
-	struct smd_tty_info *info = tty->driver_data;
+	struct smd_tty_info *info;
+	struct tty_struct *tty = tty_port_tty_get(tport);
 	unsigned long flags;
 
-	if (info == 0)
+	info = tty->driver_data;
+	if (info == 0) {
+		tty_kref_put(tty);
 		return;
+	}
 
 	mutex_lock(&smd_tty_lock);
 	if (--info->open_count == 0) {
 		spin_lock_irqsave(&info->reset_lock, flags);
 		info->is_open = 0;
 		spin_unlock_irqrestore(&info->reset_lock, flags);
-		if (info->tty) {
+		if (tty) {
 			tasklet_kill(&info->tty_tsklt);
 			wake_lock_destroy(&info->wake_lock);
 			wake_lock_destroy(&info->ra_wake_lock);
-			info->tty = 0;
 		}
 		tty->driver_data = 0;
 		del_timer(&info->buf_req_timer);
@@ -382,6 +391,21 @@
 		}
 	}
 	mutex_unlock(&smd_tty_lock);
+	tty_kref_put(tty);
+}
+
+static int smd_tty_open(struct tty_struct *tty, struct file *f)
+{
+	struct smd_tty_info *info = smd_tty + tty->index;
+
+	return tty_port_open(&info->port, tty, f);
+}
+
+static void smd_tty_close(struct tty_struct *tty, struct file *f)
+{
+	struct smd_tty_info *info = tty->driver_data;
+
+	tty_port_close(&info->port, tty, f);
 }
 
 static int smd_tty_write(struct tty_struct *tty, const unsigned char *buf, int len)
@@ -482,6 +506,11 @@
 			  0, SMSM_SMD_LOOPBACK);
 }
 
+static const struct tty_port_operations smd_tty_port_ops = {
+	.shutdown = smd_tty_port_shutdown,
+	.activate = smd_tty_port_activate,
+};
+
 static struct tty_operations smd_tty_ops = {
 	.open = smd_tty_open,
 	.close = smd_tty_close,
@@ -523,6 +552,7 @@
 	int ret;
 	int n;
 	int idx;
+	struct tty_port *port;
 
 	smd_tty_driver = alloc_tty_driver(MAX_SMD_TTYS);
 	if (smd_tty_driver == 0)
@@ -578,6 +608,10 @@
 				continue;
 		}
 
+		port = &smd_tty[idx].port;
+		tty_port_init(port);
+		port->ops = &smd_tty_port_ops;
+		/* TODO: For kernel >= 3.7 use tty_port_register_device */
 		tty_register_device(smd_tty_driver, idx, 0);
 		init_completion(&smd_tty[idx].ch_allocated);
 
diff --git a/drivers/gpu/msm/adreno.c b/drivers/gpu/msm/adreno.c
index b7d813c..b1a45bf 100644
--- a/drivers/gpu/msm/adreno.c
+++ b/drivers/gpu/msm/adreno.c
@@ -2000,8 +2000,17 @@
 		/* Is the ring buffer is empty? */
 		GSL_RB_GET_READPTR(rb, &rb->rptr);
 		if (!device->active_cnt && (rb->rptr == rb->wptr)) {
-			/* Is the core idle? */
-			status = is_adreno_rbbm_status_idle(device);
+			/*
+			 * Are there interrupts pending? If so then pretend we
+			 * are not idle - this avoids the possiblity that we go
+			 * to a lower power state without handling interrupts
+			 * first.
+			 */
+
+			if (!adreno_dev->gpudev->irq_pending(adreno_dev)) {
+				/* Is the core idle? */
+				status = is_adreno_rbbm_status_idle(device);
+			}
 		}
 	} else {
 		status = true;
diff --git a/drivers/gpu/msm/adreno.h b/drivers/gpu/msm/adreno.h
index cc6eb16..b1cab9b 100644
--- a/drivers/gpu/msm/adreno.h
+++ b/drivers/gpu/msm/adreno.h
@@ -125,6 +125,7 @@
 					struct adreno_context *);
 	irqreturn_t (*irq_handler)(struct adreno_device *);
 	void (*irq_control)(struct adreno_device *, int);
+	unsigned int (*irq_pending)(struct adreno_device *);
 	void * (*snapshot)(struct adreno_device *, void *, int *, int);
 	void (*rb_init)(struct adreno_device *, struct adreno_ringbuffer *);
 	void (*start)(struct adreno_device *);
diff --git a/drivers/gpu/msm/adreno_a2xx.c b/drivers/gpu/msm/adreno_a2xx.c
index 952d1f8..6db6e7b 100644
--- a/drivers/gpu/msm/adreno_a2xx.c
+++ b/drivers/gpu/msm/adreno_a2xx.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2002,2007-2012, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2002,2007-2013, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and
@@ -1706,34 +1706,6 @@
 		return;
 	}
 
-	if (status & CP_INT_CNTL__RB_INT_MASK) {
-		/* signal intr completion event */
-		unsigned int context_id, timestamp;
-		kgsl_sharedmem_readl(&device->memstore, &context_id,
-				KGSL_MEMSTORE_OFFSET(KGSL_MEMSTORE_GLOBAL,
-					current_context));
-
-		kgsl_sharedmem_readl(&device->memstore, &timestamp,
-				KGSL_MEMSTORE_OFFSET(context_id,
-					eoptimestamp));
-
-		if (context_id < KGSL_MEMSTORE_MAX) {
-			/* reset per context ts_cmp_enable */
-			kgsl_sharedmem_writel(&device->memstore,
-					KGSL_MEMSTORE_OFFSET(context_id,
-						ts_cmp_enable), 0);
-			/* Always reset global timestamp ts_cmp_enable */
-			kgsl_sharedmem_writel(&device->memstore,
-					KGSL_MEMSTORE_OFFSET(
-						KGSL_MEMSTORE_GLOBAL,
-						ts_cmp_enable), 0);
-			wmb();
-		}
-
-		KGSL_CMD_WARN(device, "<%d:0x%x> ringbuffer interrupt\n",
-				context_id, timestamp);
-	}
-
 	for (i = 0; i < ARRAY_SIZE(kgsl_cp_error_irqs); i++) {
 		if (status & kgsl_cp_error_irqs[i].mask) {
 			KGSL_CMD_CRIT(rb->device, "%s\n",
@@ -1840,6 +1812,19 @@
 	wmb();
 }
 
+static unsigned int a2xx_irq_pending(struct adreno_device *adreno_dev)
+{
+	struct kgsl_device *device = &adreno_dev->dev;
+	unsigned int rbbm, cp, mh;
+
+	adreno_regread(device, REG_RBBM_INT_CNTL, &rbbm);
+	adreno_regread(device, REG_CP_INT_CNTL, &cp);
+	adreno_regread(device, MH_INTERRUPT_MASK, &mh);
+
+	return ((rbbm & RBBM_INT_MASK) || (cp & CP_INT_MASK) ||
+		(mh & kgsl_mmu_get_int_mask())) ? 1 : 0;
+}
+
 static void a2xx_rb_init(struct adreno_device *adreno_dev,
 			struct adreno_ringbuffer *rb)
 {
@@ -2035,6 +2020,7 @@
 	.ctxt_draw_workaround = a2xx_drawctxt_draw_workaround,
 	.irq_handler = a2xx_irq_handler,
 	.irq_control = a2xx_irq_control,
+	.irq_pending = a2xx_irq_pending,
 	.snapshot = a2xx_snapshot,
 	.rb_init = a2xx_rb_init,
 	.busy_cycles = a2xx_busy_cycles,
diff --git a/drivers/gpu/msm/adreno_a3xx.c b/drivers/gpu/msm/adreno_a3xx.c
index a3739a2..73a7f52 100644
--- a/drivers/gpu/msm/adreno_a3xx.c
+++ b/drivers/gpu/msm/adreno_a3xx.c
@@ -2591,33 +2591,7 @@
 {
 	struct kgsl_device *device = &adreno_dev->dev;
 
-	if (irq == A3XX_INT_CP_RB_INT) {
-		unsigned int context_id, timestamp;
-		kgsl_sharedmem_readl(&device->memstore, &context_id,
-				KGSL_MEMSTORE_OFFSET(KGSL_MEMSTORE_GLOBAL,
-					current_context));
-
-		kgsl_sharedmem_readl(&device->memstore, &timestamp,
-				KGSL_MEMSTORE_OFFSET(context_id,
-					eoptimestamp));
-
-		if (context_id < KGSL_MEMSTORE_MAX) {
-			/* reset per context ts_cmp_enable */
-			kgsl_sharedmem_writel(&device->memstore,
-					KGSL_MEMSTORE_OFFSET(context_id,
-						ts_cmp_enable), 0);
-			/* Always reset global timestamp ts_cmp_enable */
-			kgsl_sharedmem_writel(&device->memstore,
-					KGSL_MEMSTORE_OFFSET(
-						KGSL_MEMSTORE_GLOBAL,
-						ts_cmp_enable), 0);
-			wmb();
-		}
-
-		KGSL_CMD_WARN(device, "<%d:0x%x> ringbuffer interrupt\n",
-				context_id, timestamp);
-	}
-
+	/* Wake up everybody waiting for the interrupt */
 	wake_up_interruptible_all(&device->wait_queue);
 
 	/* Schedule work to free mem and issue ibs */
@@ -2713,6 +2687,15 @@
 		adreno_regwrite(device, A3XX_RBBM_INT_0_MASK, 0);
 }
 
+static unsigned int a3xx_irq_pending(struct adreno_device *adreno_dev)
+{
+	unsigned int status;
+
+	adreno_regread(&adreno_dev->dev, A3XX_RBBM_INT_0_STATUS, &status);
+
+	return (status & A3XX_INT_MASK) ? 1 : 0;
+}
+
 static unsigned int a3xx_busy_cycles(struct adreno_device *adreno_dev)
 {
 	struct kgsl_device *device = &adreno_dev->dev;
@@ -2958,6 +2941,7 @@
 	.rb_init = a3xx_rb_init,
 	.irq_control = a3xx_irq_control,
 	.irq_handler = a3xx_irq_handler,
+	.irq_pending = a3xx_irq_pending,
 	.busy_cycles = a3xx_busy_cycles,
 	.start = a3xx_start,
 	.snapshot = a3xx_snapshot,
diff --git a/drivers/gpu/msm/adreno_ringbuffer.c b/drivers/gpu/msm/adreno_ringbuffer.c
index c43ac51..1d25646 100644
--- a/drivers/gpu/msm/adreno_ringbuffer.c
+++ b/drivers/gpu/msm/adreno_ringbuffer.c
@@ -570,7 +570,7 @@
 	total_sizedwords += (flags & KGSL_CMD_FLAGS_INTERNAL_ISSUE) ? 2 : 0;
 
 	/* Add CP_COND_EXEC commands to generate CP_INTERRUPT */
-	total_sizedwords += context ? 7 : 0;
+	total_sizedwords += context ? 13 : 0;
 
 	if (adreno_is_a3xx(adreno_dev))
 		total_sizedwords += 7;
@@ -720,7 +720,25 @@
 				context_id, ref_wait_ts)) >> 2);
 		GSL_RB_WRITE(ringcmds, rcmd_gpu, timestamp);
 		/* # of conditional command DWORDs */
-		GSL_RB_WRITE(ringcmds, rcmd_gpu, 2);
+		GSL_RB_WRITE(ringcmds, rcmd_gpu, 8);
+
+		/* Clear the ts_cmp_enable for the context */
+		GSL_RB_WRITE(ringcmds, rcmd_gpu,
+			cp_type3_packet(CP_MEM_WRITE, 2));
+		GSL_RB_WRITE(ringcmds, rcmd_gpu, gpuaddr +
+			KGSL_MEMSTORE_OFFSET(
+				context_id, ts_cmp_enable));
+		GSL_RB_WRITE(ringcmds, rcmd_gpu, 0x0);
+
+		/* Clear the ts_cmp_enable for the global timestamp */
+		GSL_RB_WRITE(ringcmds, rcmd_gpu,
+			cp_type3_packet(CP_MEM_WRITE, 2));
+		GSL_RB_WRITE(ringcmds, rcmd_gpu, gpuaddr +
+			KGSL_MEMSTORE_OFFSET(
+				KGSL_MEMSTORE_GLOBAL, ts_cmp_enable));
+		GSL_RB_WRITE(ringcmds, rcmd_gpu, 0x0);
+
+		/* Trigger the interrupt */
 		GSL_RB_WRITE(ringcmds, rcmd_gpu,
 			cp_type3_packet(CP_INTERRUPT, 1));
 		GSL_RB_WRITE(ringcmds, rcmd_gpu, CP_INT_CNTL__RB_INT_MASK);
diff --git a/drivers/gpu/msm/kgsl.c b/drivers/gpu/msm/kgsl.c
index 115fcb7..7ed0b10 100644
--- a/drivers/gpu/msm/kgsl.c
+++ b/drivers/gpu/msm/kgsl.c
@@ -1088,10 +1088,7 @@
 				      result);
 
 	/* Fire off any pending suspend operations that are in flight */
-
-	INIT_COMPLETION(dev_priv->device->suspend_gate);
-	dev_priv->device->active_cnt--;
-	complete(&dev_priv->device->suspend_gate);
+	kgsl_active_count_put(dev_priv->device);
 
 	return result;
 }
diff --git a/drivers/gpu/msm/kgsl_device.h b/drivers/gpu/msm/kgsl_device.h
index 62316f3..66390fc 100644
--- a/drivers/gpu/msm/kgsl_device.h
+++ b/drivers/gpu/msm/kgsl_device.h
@@ -133,6 +133,7 @@
 	void *priv;
 	struct list_head list;
 	void *owner;
+	unsigned int created;
 };
 
 
@@ -449,4 +450,23 @@
 	kref_put(&context->refcount, kgsl_context_destroy);
 }
 
+/**
+ * kgsl_active_count_put - Decrease the device active count
+ * @device: Pointer to a KGSL device
+ *
+ * Decrease the active count for the KGSL device and trigger the suspend_gate
+ * completion if it hits zero
+ */
+static inline void
+kgsl_active_count_put(struct kgsl_device *device)
+{
+	if (device->active_cnt == 1)
+		INIT_COMPLETION(device->suspend_gate);
+
+	device->active_cnt--;
+
+	if (device->active_cnt == 0)
+		complete(&device->suspend_gate);
+}
+
 #endif  /* __KGSL_DEVICE_H */
diff --git a/drivers/gpu/msm/kgsl_events.c b/drivers/gpu/msm/kgsl_events.c
index be9b5eb..6798eed 100644
--- a/drivers/gpu/msm/kgsl_events.c
+++ b/drivers/gpu/msm/kgsl_events.c
@@ -16,6 +16,8 @@
 #include <linux/module.h>
 #include <kgsl_device.h>
 
+#include "kgsl_trace.h"
+
 static void _add_event_to_list(struct list_head *head, struct kgsl_event *event)
 {
 	struct list_head *n;
@@ -71,6 +73,7 @@
 	 */
 
 	if (timestamp_cmp(cur_ts, ts) >= 0) {
+		trace_kgsl_fire_event(id, ts, 0);
 		cb(device, priv, id, ts);
 		return 0;
 	}
@@ -84,6 +87,9 @@
 	event->priv = priv;
 	event->func = cb;
 	event->owner = owner;
+	event->created = jiffies;
+
+	trace_kgsl_register_event(id, ts);
 
 	/* inc refcount to avoid race conditions in cleanup */
 	if (context)
@@ -106,6 +112,13 @@
 	} else
 		_add_event_to_list(&device->events, event);
 
+	/*
+	 * Increase the active count on the device to avoid going into power
+	 * saving modes while events are pending
+	 */
+
+	device->active_cnt++;
+
 	queue_work(device->work_queue, &device->ts_expired_ws);
 	return 0;
 }
@@ -137,12 +150,16 @@
 		 * system got before the event was canceled
 		 */
 
+		trace_kgsl_fire_event(id, cur, jiffies - event->created);
+
 		if (event->func)
 			event->func(device, event->priv, id, cur);
 
 		kgsl_context_put(context);
 		list_del(&event->list);
 		kfree(event);
+
+		kgsl_active_count_put(device);
 	}
 
 	/* Remove ourselves from the master pending list */
@@ -175,6 +192,10 @@
 		 * the callback knows how far the GPU made it before things went
 		 * explosion
 		 */
+
+		trace_kgsl_fire_event(KGSL_MEMSTORE_GLOBAL, cur,
+			jiffies - event->created);
+
 		if (event->func)
 			event->func(device, event->priv, KGSL_MEMSTORE_GLOBAL,
 				cur);
@@ -184,6 +205,8 @@
 
 		list_del(&event->list);
 		kfree(event);
+
+		kgsl_active_count_put(device);
 	}
 }
 EXPORT_SYMBOL(kgsl_cancel_events);
@@ -207,6 +230,9 @@
 		 * to the timestamp they wanted
 		 */
 
+		trace_kgsl_fire_event(id, event->timestamp,
+			jiffies - event->created);
+
 		if (event->func)
 			event->func(device, event->priv, id, event->timestamp);
 
@@ -215,6 +241,8 @@
 
 		list_del(&event->list);
 		kfree(event);
+
+		kgsl_active_count_put(device);
 	}
 }
 
diff --git a/drivers/gpu/msm/kgsl_trace.h b/drivers/gpu/msm/kgsl_trace.h
index f7818bb..8c4811e 100644
--- a/drivers/gpu/msm/kgsl_trace.h
+++ b/drivers/gpu/msm/kgsl_trace.h
@@ -693,6 +693,41 @@
 	)
 );
 
+TRACE_EVENT(kgsl_register_event,
+		TP_PROTO(unsigned int id, unsigned int timestamp),
+		TP_ARGS(id, timestamp),
+		TP_STRUCT__entry(
+			__field(unsigned int, id)
+			__field(unsigned int, timestamp)
+		),
+		TP_fast_assign(
+			__entry->id = id;
+			__entry->timestamp = timestamp;
+		),
+		TP_printk(
+			"ctx=%d ts=%d",
+			__entry->id, __entry->timestamp)
+);
+
+TRACE_EVENT(kgsl_fire_event,
+		TP_PROTO(unsigned int id, unsigned int ts,
+			unsigned int age),
+		TP_ARGS(id, ts, age),
+		TP_STRUCT__entry(
+			__field(unsigned int, id)
+			__field(unsigned int, ts)
+			__field(unsigned int, age)
+		),
+		TP_fast_assign(
+			__entry->id = id;
+			__entry->ts = ts;
+			__entry->age = age;
+		),
+		TP_printk(
+			"ctx=%d ts=%d age=%u",
+			__entry->id, __entry->ts, __entry->age)
+);
+
 #endif /* _KGSL_TRACE_H */
 
 /* This part must be outside protection */
diff --git a/drivers/power/qpnp-bms.c b/drivers/power/qpnp-bms.c
index eb75475..ec0b0e7 100644
--- a/drivers/power/qpnp-bms.c
+++ b/drivers/power/qpnp-bms.c
@@ -1095,60 +1095,6 @@
 	return 1;
 }
 
-#define BMS_OVERRIDE_MODE_EN_BIT	BIT(7)
-#define EN_VBAT_BIT			BIT(0)
-#define OVERRIDE_MODE_DELAY_MS		20
-static int override_mode_batt_v_and_i(
-		struct qpnp_bms_chip *chip, int *ibat_ua, int *vbat_uv)
-{
-	int16_t vsense_raw, vbat_raw;
-	int vsense_uv, rc;
-	u8 delay;
-
-	mutex_lock(&chip->bms_output_lock);
-
-	delay = 0x00;
-	rc = qpnp_write_wrapper(chip, &delay,
-			chip->base + BMS1_S1_DELAY_CTL, 1);
-	if (rc)
-		pr_err("unable to write into BMS1_S1_DELAY, rc: %d\n", rc);
-
-	rc = qpnp_masked_write(chip, BMS1_MODE_CTL,
-			BMS_OVERRIDE_MODE_EN_BIT | EN_VBAT_BIT,
-			BMS_OVERRIDE_MODE_EN_BIT | EN_VBAT_BIT);
-	if (rc)
-		pr_err("unable to write into BMS1_MODE_CTL, rc: %d\n", rc);
-
-	msleep(OVERRIDE_MODE_DELAY_MS);
-
-	lock_output_data(chip);
-	qpnp_read_wrapper(chip, (u8 *)&vsense_raw,
-			chip->base + BMS1_VSENSE_AVG_DATA0, 2);
-	qpnp_read_wrapper(chip, (u8 *)&vbat_raw,
-			chip->base + BMS1_VBAT_AVG_DATA0, 2);
-	unlock_output_data(chip);
-
-	rc = qpnp_masked_write(chip, BMS1_MODE_CTL,
-			BMS_OVERRIDE_MODE_EN_BIT | EN_VBAT_BIT, 0);
-
-	delay = 0x0B;
-	rc = qpnp_write_wrapper(chip, &delay,
-			chip->base + BMS1_S1_DELAY_CTL, 1);
-	if (rc)
-		pr_err("unable to write into BMS1_S1_DELAY, rc: %d\n", rc);
-
-	mutex_unlock(&chip->bms_output_lock);
-
-	*vbat_uv = convert_vbatt_raw_to_uv(chip, vbat_raw);
-	vsense_uv = convert_vsense_to_uv(chip, vsense_raw);
-	*ibat_ua = div_s64(vsense_uv * 1000000LL, (int)chip->r_sense_uohm);
-
-	pr_debug("vsense_raw = 0x%x vbat_raw = 0x%x ibat_ua = %d vbat_uv = %d\n",
-			(uint16_t)vsense_raw, (uint16_t)vbat_raw,
-			*ibat_ua, *vbat_uv);
-	return 0;
-}
-
 static bool is_battery_charging(struct qpnp_bms_chip *chip)
 {
 	union power_supply_propval ret = {0,};
@@ -1188,23 +1134,21 @@
 static int get_simultaneous_batt_v_and_i(struct qpnp_bms_chip *chip,
 					int *ibat_ua, int *vbat_uv)
 {
+	struct qpnp_iadc_result i_result;
+	struct qpnp_vadc_result v_result;
+	enum qpnp_iadc_channels iadc_channel;
 	int rc;
 
-	if (is_batfet_open(chip)) {
-		pr_debug("batfet is open using separate vbat and ibat meas\n");
-		rc = get_battery_voltage(vbat_uv);
-		if (rc < 0) {
-			pr_err("adc vbat failed err = %d\n", rc);
-			return rc;
-		}
-		rc = get_battery_current(chip, ibat_ua);
-		if (rc < 0) {
-			pr_err("bms ibat failed err = %d\n", rc);
-			return rc;
-		}
-	} else {
-		return override_mode_batt_v_and_i(chip, ibat_ua, vbat_uv);
+	iadc_channel = chip->use_external_rsense ?
+				EXTERNAL_RSENSE : INTERNAL_RSENSE;
+	rc = qpnp_iadc_vadc_sync_read(iadc_channel, &i_result,
+				VBAT_SNS, &v_result);
+	if (rc) {
+		pr_err("vadc read failed with rc: %d\n", rc);
+		return rc;
 	}
+	*ibat_ua = (int)i_result.result_ua;
+	*vbat_uv = (int)v_result.physical;
 
 	return 0;
 }
@@ -1231,7 +1175,7 @@
 
 static int reset_bms_for_test(struct qpnp_bms_chip *chip)
 {
-	int ibat_ua, vbat_uv, rc;
+	int ibat_ua = 0, vbat_uv = 0, rc;
 	int ocv_est_uv;
 
 	if (!chip) {
diff --git a/drivers/video/msm/mdss/mdss_mdp.h b/drivers/video/msm/mdss/mdss_mdp.h
index 4c70770..e4f78ad 100644
--- a/drivers/video/msm/mdss/mdss_mdp.h
+++ b/drivers/video/msm/mdss/mdss_mdp.h
@@ -323,6 +323,7 @@
 
 struct mdss_mdp_ctl *mdss_mdp_ctl_init(struct mdss_panel_data *pdata,
 				       struct msm_fb_data_type *mfd);
+int mdss_mdp_ctl_setup(struct mdss_mdp_ctl *ctl);
 int mdss_mdp_ctl_split_display_setup(struct mdss_mdp_ctl *ctl,
 		struct mdss_panel_data *pdata);
 int mdss_mdp_ctl_destroy(struct mdss_mdp_ctl *ctl);
diff --git a/drivers/video/msm/mdss/mdss_mdp_ctl.c b/drivers/video/msm/mdss/mdss_mdp_ctl.c
index c640c73..cabb183 100644
--- a/drivers/video/msm/mdss/mdss_mdp_ctl.c
+++ b/drivers/video/msm/mdss/mdss_mdp_ctl.c
@@ -443,7 +443,7 @@
 	return NULL;
 }
 
-static int mdss_mdp_ctl_setup(struct mdss_mdp_ctl *ctl)
+int mdss_mdp_ctl_setup(struct mdss_mdp_ctl *ctl)
 {
 	struct mdss_mdp_ctl *split_ctl;
 	u32 width, height;
@@ -566,12 +566,6 @@
 
 	ctl->opmode |= (ctl->intf_num << 4);
 
-	ret = mdss_mdp_ctl_setup(ctl);
-	if (ret) {
-		pr_err("unable to setup control path %d\n", ctl->num);
-		goto ctl_init_fail;
-	}
-
 	if (ctl->intf_num == MDSS_MDP_NO_INTF) {
 		ctl->dst_format = pdata->panel_info.out_format;
 	} else {
diff --git a/drivers/video/msm/mdss/mdss_mdp_overlay.c b/drivers/video/msm/mdss/mdss_mdp_overlay.c
index c1dcc18..daa2499 100644
--- a/drivers/video/msm/mdss/mdss_mdp_overlay.c
+++ b/drivers/video/msm/mdss/mdss_mdp_overlay.c
@@ -1017,6 +1017,12 @@
 		return;
 	}
 
+	ret = mdss_mdp_overlay_start(mfd);
+	if (ret) {
+		pr_err("unable to start overlay %d (%d)\n", mfd->index, ret);
+		return;
+	}
+
 	if (is_mdss_iommu_attached())
 		data.p[0].addr = mfd->iova;
 	else
@@ -1454,6 +1460,10 @@
 		rc = mdss_mdp_overlay_start(mfd);
 		if (!IS_ERR_VALUE(rc))
 			rc = mdss_mdp_overlay_kickoff(mfd->ctl);
+	} else {
+		rc = mdss_mdp_ctl_setup(mfd->ctl);
+		if (rc)
+			return rc;
 	}
 
 	if (!IS_ERR_VALUE(rc) && mfd->vsync_pending) {
diff --git a/include/linux/diagchar.h b/include/linux/diagchar.h
index d3ee879..7a5ab0d 100644
--- a/include/linux/diagchar.h
+++ b/include/linux/diagchar.h
@@ -112,10 +112,10 @@
 /* This needs to be modified manually now, when we add
  a new RANGE of SSIDs to the msg_mask_tbl */
 #define MSG_MASK_TBL_CNT		24
-#define EVENT_LAST_ID			0x099F
+#define EVENT_LAST_ID			0x09AB
 
 #define MSG_SSID_0			0
-#define MSG_SSID_0_LAST			93
+#define MSG_SSID_0_LAST			94
 #define MSG_SSID_1			500
 #define MSG_SSID_1_LAST			506
 #define MSG_SSID_2			1000
@@ -278,6 +278,9 @@
 	MSG_LVL_LOW,
 	MSG_LVL_MED,
 	MSG_LVL_LOW,
+	MSG_LVL_LOW,
+	MSG_LVL_LOW,
+	MSG_LVL_HIGH,
 	MSG_LVL_LOW
 };
 
@@ -713,7 +716,7 @@
 /* LOG CODES */
 
 #define LOG_0	0x0
-#define LOG_1	0x1750
+#define LOG_1	0x1755
 #define LOG_2	0x0
 #define LOG_3	0x0
 #define LOG_4	0x4910
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index c6ee4f0..0683296 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -365,8 +365,8 @@
  *	requests to connect to a specified network but without separating
  *	auth and assoc steps. For this, you need to specify the SSID in a
  *	%NL80211_ATTR_SSID attribute, and can optionally specify the association
- *	IEs in %NL80211_ATTR_IE, %NL80211_ATTR_AUTH_TYPE, %NL80211_ATTR_MAC,
- *	%NL80211_ATTR_WIPHY_FREQ, %NL80211_ATTR_CONTROL_PORT,
+ *	IEs in %NL80211_ATTR_IE, %NL80211_ATTR_AUTH_TYPE, %NL80211_ATTR_USE_MFP,
+ *	%NL80211_ATTR_MAC, %NL80211_ATTR_WIPHY_FREQ, %NL80211_ATTR_CONTROL_PORT,
  *	%NL80211_ATTR_CONTROL_PORT_ETHERTYPE and
  *	%NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT.
  *	Background scan period can optionally be
@@ -906,7 +906,7 @@
  * @NL80211_ATTR_USE_MFP: Whether management frame protection (IEEE 802.11w) is
  *	used for the association (&enum nl80211_mfp, represented as a u32);
  *	this attribute can be used
- *	with %NL80211_CMD_ASSOCIATE request
+ *	with %NL80211_CMD_ASSOCIATE and %NL80211_CMD_CONNECT requests
  *
  * @NL80211_ATTR_STA_FLAGS2: Attribute containing a
  *	&struct nl80211_sta_flag_update.
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 5e32ff7..6666c69 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1199,6 +1199,7 @@
  * @ie: IEs for association request
  * @ie_len: Length of assoc_ie in octets
  * @privacy: indicates whether privacy-enabled APs should be used
+ * @mfp: indicate whether management frame protection is used
  * @crypto: crypto settings
  * @key_len: length of WEP key for shared key authentication
  * @key_idx: index of WEP key for shared key authentication
@@ -1219,6 +1220,7 @@
 	u8 *ie;
 	size_t ie_len;
 	bool privacy;
+	enum nl80211_mfp mfp;
 	struct cfg80211_crypto_settings crypto;
 	const u8 *key;
 	u8 key_len, key_idx;
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 5c2e805..1ccc69e 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -5173,6 +5173,15 @@
 		connect.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
 	}
 
+	if (info->attrs[NL80211_ATTR_USE_MFP]) {
+		connect.mfp = nla_get_u32(info->attrs[NL80211_ATTR_USE_MFP]);
+		if (connect.mfp != NL80211_MFP_REQUIRED &&
+		    connect.mfp != NL80211_MFP_NO)
+			return -EINVAL;
+	} else {
+		connect.mfp = NL80211_MFP_NO;
+	}
+
 	if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
 		connect.channel =
 			ieee80211_get_channel(wiphy,
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index bbbed73..ab91446 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -190,7 +190,8 @@
 					    prev_bssid,
 					    params->ssid, params->ssid_len,
 					    params->ie, params->ie_len,
-					    false, &params->crypto,
+					    params->mfp != NL80211_MFP_NO,
+					    &params->crypto,
 					    params->flags, &params->ht_capa,
 					    &params->ht_capa_mask);
 		if (err)