Merge "msm: timer: read timer twice on 9615" into msm-3.0
diff --git a/arch/arm/configs/msm7627a-perf_defconfig b/arch/arm/configs/msm7627a-perf_defconfig
index 162fc04..83d0828 100644
--- a/arch/arm/configs/msm7627a-perf_defconfig
+++ b/arch/arm/configs/msm7627a-perf_defconfig
@@ -273,6 +273,7 @@
 CONFIG_MMC=y
 CONFIG_MMC_PERF_PROFILING=y
 CONFIG_MMC_UNSAFE_RESUME=y
+CONFIG_MMC_CLKGATE=y
 CONFIG_MMC_PARANOID_SD_INIT=y
 CONFIG_MMC_BLOCK_MINORS=32
 # CONFIG_MMC_BLOCK_BOUNCE is not set
diff --git a/arch/arm/configs/msm7627a_defconfig b/arch/arm/configs/msm7627a_defconfig
index d19fa3d..dcbca79 100644
--- a/arch/arm/configs/msm7627a_defconfig
+++ b/arch/arm/configs/msm7627a_defconfig
@@ -268,6 +268,7 @@
 CONFIG_MMC=y
 CONFIG_MMC_PERF_PROFILING=y
 CONFIG_MMC_UNSAFE_RESUME=y
+CONFIG_MMC_CLKGATE=y
 CONFIG_MMC_PARANOID_SD_INIT=y
 CONFIG_MMC_BLOCK_MINORS=32
 # CONFIG_MMC_BLOCK_BOUNCE is not set
diff --git a/arch/arm/configs/msm9615_defconfig b/arch/arm/configs/msm9615_defconfig
index 4275140..67d0057 100644
--- a/arch/arm/configs/msm9615_defconfig
+++ b/arch/arm/configs/msm9615_defconfig
@@ -44,6 +44,10 @@
 CONFIG_MSM_BAM_DMUX=y
 CONFIG_MSM_IPC_ROUTER=y
 CONFIG_MSM_IPC_ROUTER_SMD_XPRT=y
+CONFIG_MSM_SUBSYSTEM_RESTART=y
+# CONFIG_MSM_SYSMON_COMM is not set
+CONFIG_MSM_MODEM_8960=y
+CONFIG_MSM_LPASS_8960=y
 CONFIG_MSM_DIRECT_SCLK_ACCESS=y
 CONFIG_MSM_WATCHDOG=y
 CONFIG_MSM_DLOAD_MODE=y
diff --git a/arch/arm/kernel/perf_event_msm_krait.c b/arch/arm/kernel/perf_event_msm_krait.c
index 62509b4..0543a1f 100644
--- a/arch/arm/kernel/perf_event_msm_krait.c
+++ b/arch/arm/kernel/perf_event_msm_krait.c
@@ -365,7 +365,7 @@
 
 static struct arm_pmu krait_pmu = {
 	.handle_irq		= armv7pmu_handle_irq,
-#ifdef CONFIG_MSM_SMP
+#ifdef CONFIG_SMP
 	.secondary_enable       = scorpion_secondary_enable,
 	.secondary_disable      = scorpion_secondary_disable,
 #endif
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index db2eda5..304a4dd 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -1518,7 +1518,7 @@
 
 config MSM_SUBSYSTEM_RESTART
 	bool "MSM Subsystem Restart Driver"
-	depends on (ARCH_MSM8X60 || ARCH_MSM8960)
+	depends on (ARCH_MSM8X60 || ARCH_MSM8960 || ARCH_MSM9615)
 	default n
 	help
 	  This option enables the MSM subsystem restart driver, which provides
@@ -1535,19 +1535,19 @@
 
 config MSM_MODEM_8960
 	bool "MSM 8960 Modem driver"
-	depends on (ARCH_MSM8960)
+	depends on (ARCH_MSM8960 || ARCH_MSM9615)
 	help
-	 This option enables the modem driver for the MSM8960, which monitors
+	 This option enables the modem driver for the MSM8960 and MSM9615, which monitors
 	 modem hardware watchdog interrupt lines and plugs into the subsystem
-	 restart and PIL drivers.
+	 restart and PIL drivers. For MSM9615, it only supports a full chip reset.
 
 config MSM_LPASS_8960
 	tristate "MSM 8960 Lpass driver"
-	depends on (ARCH_MSM8960)
+	depends on (ARCH_MSM8960 || ARCH_MSM9615)
 	help
-	 This option enables the lpass driver for the MSM8960, which monitors
+	 This option enables the lpass driver for the MSM8960 and MSM9615. This monitors
 	 lpass hardware watchdog interrupt lines and plugs into the subsystem
-	 restart and PIL drivers.
+	 restart and PIL drivers. For MSM9615, it only supports a full chip reset.
 
 config MSM_WCNSS_SSR_8960
 	tristate "MSM 8960 WCNSS restart module"
diff --git a/arch/arm/mach-msm/bam_dmux.c b/arch/arm/mach-msm/bam_dmux.c
index d82a6bf..cb0406f 100644
--- a/arch/arm/mach-msm/bam_dmux.c
+++ b/arch/arm/mach-msm/bam_dmux.c
@@ -523,12 +523,18 @@
 	int rc = 0;
 
 	DBG("%s: opening ch %d\n", __func__, id);
-	if (!bam_mux_initialized)
+	if (!bam_mux_initialized) {
+		DBG("%s: not inititialized\n", __func__);
 		return -ENODEV;
-	if (id >= BAM_DMUX_NUM_CHANNELS)
+	}
+	if (id >= BAM_DMUX_NUM_CHANNELS) {
+		pr_err("%s: invalid channel id %d\n", __func__, id);
 		return -EINVAL;
-	if (notify == NULL)
+	}
+	if (notify == NULL) {
+		pr_err("%s: notify function is NULL\n", __func__);
 		return -EINVAL;
+	}
 
 	hdr = kmalloc(sizeof(struct bam_mux_hdr), GFP_KERNEL);
 	if (hdr == NULL) {
@@ -546,8 +552,7 @@
 		DBG("%s: Remote not open; ch: %d\n", __func__, id);
 		spin_unlock_irqrestore(&bam_ch[id].lock, flags);
 		kfree(hdr);
-		rc = -ENODEV;
-		goto open_done;
+		return -ENODEV;
 	}
 
 	bam_ch[id].notify = notify;
diff --git a/arch/arm/mach-msm/board-9615.c b/arch/arm/mach-msm/board-9615.c
index 7ee30ef..bce026d 100644
--- a/arch/arm/mach-msm/board-9615.c
+++ b/arch/arm/mach-msm/board-9615.c
@@ -701,7 +701,6 @@
 	pm8018_platform_data.num_regulators = msm_pm8018_regulator_pdata_len;
 
 	msm_device_otg.dev.platform_data = &msm_otg_pdata;
-	msm_device_gadget_peripheral.dev.parent = &msm_device_otg.dev;
 	platform_add_devices(common_devices, ARRAY_SIZE(common_devices));
 
 	msm_clock_init(&msm9615_clock_init_data);
diff --git a/arch/arm/mach-msm/board-apq8064.c b/arch/arm/mach-msm/board-apq8064.c
index 5ae388f..bc06870 100644
--- a/arch/arm/mach-msm/board-apq8064.c
+++ b/arch/arm/mach-msm/board-apq8064.c
@@ -760,7 +760,6 @@
 	apq8064_device_ssbi_pmic2.dev.platform_data =
 				&apq8064_ssbi_pm8821_pdata;
 	apq8064_device_otg.dev.platform_data = &msm_otg_pdata;
-	apq8064_device_gadget_peripheral.dev.parent = &apq8064_device_otg.dev;
 	apq8064_pm8921_platform_data.num_regulators =
 					msm8064_pm8921_regulator_pdata_len;
 	platform_add_devices(common_devices, ARRAY_SIZE(common_devices));
diff --git a/arch/arm/mach-msm/board-msm8960.c b/arch/arm/mach-msm/board-msm8960.c
index cf74c66..7403da9 100644
--- a/arch/arm/mach-msm/board-msm8960.c
+++ b/arch/arm/mach-msm/board-msm8960.c
@@ -4739,8 +4739,6 @@
 	pm8921_platform_data.keypad_pdata = &keypad_data_sim;
 
 	msm8960_device_otg.dev.platform_data = &msm_otg_pdata;
-	msm8960_device_gadget_peripheral.dev.parent = &msm8960_device_otg.dev;
-	msm_device_hsusb_host.dev.parent = &msm8960_device_otg.dev;
 	gpiomux_init();
 	msm8960_i2c_init();
 	msm_spm_init(msm_spm_data, ARRAY_SIZE(msm_spm_data));
@@ -4817,8 +4815,6 @@
 	if (machine_is_msm8960_liquid())
 		msm_otg_pdata.mhl_enable = true;
 	msm8960_device_otg.dev.platform_data = &msm_otg_pdata;
-	msm8960_device_gadget_peripheral.dev.parent = &msm8960_device_otg.dev;
-	msm_device_hsusb_host.dev.parent = &msm8960_device_otg.dev;
 #ifdef CONFIG_USB_EHCI_MSM_HSIC
 	if (machine_is_msm8960_liquid()) {
 		if (SOCINFO_VERSION_MAJOR(socinfo_get_version()) >= 2)
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index b217b41..b394710 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -993,6 +993,7 @@
 static struct regulator *ldo7_1p8;
 static struct regulator *vdd_cx;
 #define PMICID_INT		PM8058_GPIO_IRQ(PM8058_IRQ_BASE, 36)
+#define PMIC_ID_GPIO		36
 notify_vbus_state notify_vbus_state_func_ptr;
 static int usb_phy_susp_dig_vol = 750000;
 static int pmic_id_notif_supported;
@@ -1031,10 +1032,42 @@
 	return IRQ_HANDLED;
 }
 
+static int msm_hsusb_phy_id_setup_init(int init)
+{
+	unsigned ret;
+
+	if (init) {
+		ret = pm8901_mpp_config_digital_out(1,
+			PM8901_MPP_DIG_LEVEL_L5, 1);
+		if (ret < 0)
+			pr_err("%s:MPP2 configuration failed\n", __func__);
+	} else {
+		ret = pm8901_mpp_config_digital_out(1,
+			PM8901_MPP_DIG_LEVEL_L5, 0);
+		if (ret < 0)
+			pr_err("%s:MPP2 un config failed\n", __func__);
+	}
+	return ret;
+}
+
 static int msm_hsusb_pmic_id_notif_init(void (*callback)(int online), int init)
 {
 	unsigned ret = -ENODEV;
 
+	struct pm8058_gpio pmic_id_cfg = {
+		.direction	= PM_GPIO_DIR_IN,
+		.pull		= PM_GPIO_PULL_UP_1P5,
+		.function	= PM_GPIO_FUNC_NORMAL,
+		.vin_sel	= 2,
+		.inv_int_pol	= 0,
+	};
+	struct pm8058_gpio pmic_id_uncfg = {
+		.direction	= PM_GPIO_DIR_IN,
+		.pull		= PM_GPIO_PULL_NO,
+		.function	= PM_GPIO_FUNC_NORMAL,
+		.vin_sel	= 2,
+		.inv_int_pol	= 0,
+	};
 	if (!callback)
 		return -EINVAL;
 
@@ -1058,37 +1091,34 @@
 
 	if (init) {
 		notify_vbus_state_func_ptr = callback;
-		ret = pm8901_mpp_config_digital_out(1,
-			PM8901_MPP_DIG_LEVEL_L5, 1);
-		if (ret) {
-			pr_err("%s: MPP2 configuration failed\n", __func__);
-			return -ENODEV;
-		}
 		INIT_DELAYED_WORK(&pmic_id_det, pmic_id_detect);
+		ret = pm8058_gpio_config(PMIC_ID_GPIO, &pmic_id_cfg);
+		if (ret) {
+			pr_err("%s:return val of pm8058_gpio_config: %d\n",
+						__func__,  ret);
+			return ret;
+		}
 		ret = request_threaded_irq(PMICID_INT, NULL, pmic_id_on_irq,
 			(IRQF_TRIGGER_RISING|IRQF_TRIGGER_FALLING),
 						"msm_otg_id", NULL);
 		if (ret) {
-			pm8901_mpp_config_digital_out(1,
-					PM8901_MPP_DIG_LEVEL_L5, 0);
 			pr_err("%s:pmic_usb_id interrupt registration failed",
 					__func__);
 			return ret;
 		}
-		/* Notify the initial Id status */
-		pmic_id_detect(&pmic_id_det.work);
 		msm_otg_pdata.pmic_id_irq = PMICID_INT;
 	} else {
+		usb_phy_susp_dig_vol = 750000;
 		free_irq(PMICID_INT, 0);
+		ret = pm8058_gpio_config(PMIC_ID_GPIO, &pmic_id_uncfg);
+		if (ret) {
+			pr_err("%s: return val of pm8058_gpio_config: %d\n",
+						__func__,  ret);
+			return ret;
+		}
 		msm_otg_pdata.pmic_id_irq = 0;
 		cancel_delayed_work_sync(&pmic_id_det);
 		notify_vbus_state_func_ptr = NULL;
-		ret = pm8901_mpp_config_digital_out(1,
-			PM8901_MPP_DIG_LEVEL_L5, 0);
-		if (ret) {
-			pr_err("%s:MPP2 configuration failed\n", __func__);
-			return -ENODEV;
-		}
 	}
 	return 0;
 }
@@ -1393,6 +1423,7 @@
 	.bam_disable		 = 1,
 #ifdef CONFIG_USB_EHCI_MSM_72K
 	.pmic_id_notif_init = msm_hsusb_pmic_id_notif_init,
+	.phy_id_setup_init = msm_hsusb_phy_id_setup_init,
 #endif
 #ifdef CONFIG_USB_EHCI_MSM_72K
 	.vbus_power = msm_hsusb_vbus_power,
@@ -5429,7 +5460,7 @@
 			36,
 			{
 				.direction	= PM_GPIO_DIR_IN,
-				.pull		= PM_GPIO_PULL_UP_1P5,
+				.pull		= PM_GPIO_PULL_NO,
 				.function	= PM_GPIO_FUNC_NORMAL,
 				.vin_sel	= 2,
 				.inv_int_pol	= 0,
diff --git a/arch/arm/mach-msm/board-qrd7627a.c b/arch/arm/mach-msm/board-qrd7627a.c
index dbceae8..95b69e6 100644
--- a/arch/arm/mach-msm/board-qrd7627a.c
+++ b/arch/arm/mach-msm/board-qrd7627a.c
@@ -51,6 +51,7 @@
 #include "devices-msm7x2xa.h"
 #include "pm.h"
 #include "timer.h"
+#include "pm-boot.h"
 
 #define PMEM_KERNEL_EBI1_SIZE	0x3A000
 #define MSM_PMEM_AUDIO_SIZE	0x5B000
@@ -2531,6 +2532,9 @@
 #endif
 	msm_pm_set_platform_data(msm7627a_pm_data,
 				ARRAY_SIZE(msm7627a_pm_data));
+	BUG_ON(msm_pm_boot_init(MSM_PM_BOOT_CONFIG_RESET_VECTOR,
+				ioremap(0, PAGE_SIZE)));
+
 	msm_fb_add_devices();
 
 #if defined(CONFIG_BT) && defined(CONFIG_MARIMBA_CORE)
diff --git a/arch/arm/mach-msm/clock-9615.c b/arch/arm/mach-msm/clock-9615.c
index 8ff9725..cd028e4 100644
--- a/arch/arm/mach-msm/clock-9615.c
+++ b/arch/arm/mach-msm/clock-9615.c
@@ -1277,6 +1277,7 @@
 static DEFINE_CLK_VOTER(dfab_sdc1_clk, &dfab_clk.c);
 static DEFINE_CLK_VOTER(dfab_sdc2_clk, &dfab_clk.c);
 static DEFINE_CLK_VOTER(dfab_sps_clk, &dfab_clk.c);
+static DEFINE_CLK_VOTER(dfab_bam_dmux_clk, &dfab_clk.c);
 static DEFINE_CLK_VOTER(ebi1_msmbus_clk, &ebi1_clk.c);
 
 /*
@@ -1585,7 +1586,7 @@
 	CLK_LOOKUP("bus_clk",		dfab_sdc1_clk.c,	"msm_sdcc.1"),
 	CLK_LOOKUP("bus_clk",		dfab_sdc2_clk.c,	"msm_sdcc.2"),
 	CLK_LOOKUP("dfab_clk",		dfab_sps_clk.c,		"msm_sps"),
-
+	CLK_LOOKUP("bus_clk",		dfab_bam_dmux_clk.c,	"BAM_RMNT"),
 	CLK_LOOKUP("ebi1_msmbus_clk",	ebi1_msmbus_clk.c, NULL),
 	CLK_LOOKUP("mem_clk",		ebi1_adm_clk.c, "msm_dmov"),
 
diff --git a/arch/arm/mach-msm/include/mach/iommu.h b/arch/arm/mach-msm/include/mach/iommu.h
index 5cd7013..d5a2ed4 100644
--- a/arch/arm/mach-msm/include/mach/iommu.h
+++ b/arch/arm/mach-msm/include/mach/iommu.h
@@ -17,15 +17,7 @@
 #include <linux/clk.h>
 #include <mach/socinfo.h>
 
-/* Sharability attributes of MSM IOMMU mappings */
-#define MSM_IOMMU_ATTR_NON_SH		0x0
-#define MSM_IOMMU_ATTR_SH		0x4
-
-/* Cacheability attributes of MSM IOMMU mappings */
-#define MSM_IOMMU_ATTR_NONCACHED	0x0
-#define MSM_IOMMU_ATTR_CACHED_WB_WA	0x1
-#define MSM_IOMMU_ATTR_CACHED_WB_NWA	0x2
-#define MSM_IOMMU_ATTR_CACHED_WT	0x3
+extern pgprot_t     pgprot_kernel;
 
 /* Domain attributes */
 #define MSM_IOMMU_DOMAIN_PT_CACHEABLE	0x1
diff --git a/arch/arm/mach-msm/include/mach/irqs-9615.h b/arch/arm/mach-msm/include/mach/irqs-9615.h
index 8b62632..74e5847 100644
--- a/arch/arm/mach-msm/include/mach/irqs-9615.h
+++ b/arch/arm/mach-msm/include/mach/irqs-9615.h
@@ -71,8 +71,8 @@
 #define MSMC_SC_PRI_CE_IRQ			(GIC_SPI_START + 32)
 #define SLIMBUS0_CORE_EE1_IRQ			(GIC_SPI_START + 33)
 #define SLIMBUS0_BAM_EE1_IRQ			(GIC_SPI_START + 34)
-#define Q6FW_WDOG_EXPIRED			(GIC_SPI_START + 35)
-#define Q6SW_WDOG_EXPIRED			(GIC_SPI_START + 36)
+#define Q6FW_WDOG_EXPIRED_IRQ			(GIC_SPI_START + 35)
+#define Q6SW_WDOG_EXPIRED_IRQ			(GIC_SPI_START + 36)
 #define MSS_TO_APPS_IRQ_0			(GIC_SPI_START + 37)
 #define MSS_TO_APPS_IRQ_1			(GIC_SPI_START + 38)
 #define MSS_TO_APPS_IRQ_2			(GIC_SPI_START + 39)
diff --git a/arch/arm/mach-msm/include/mach/msm72k_otg.h b/arch/arm/mach-msm/include/mach/msm72k_otg.h
index 43f487a..4509dad 100644
--- a/arch/arm/mach-msm/include/mach/msm72k_otg.h
+++ b/arch/arm/mach-msm/include/mach/msm72k_otg.h
@@ -25,6 +25,7 @@
 
 #define OTGSC_BSVIE            (1 << 27)
 #define OTGSC_IDIE             (1 << 24)
+#define OTGSC_IDPU             (1 << 5)
 #define OTGSC_BSVIS            (1 << 19)
 #define OTGSC_ID               (1 << 8)
 #define OTGSC_IDIS             (1 << 16)
@@ -148,7 +149,6 @@
 	struct wake_lock wlock;
 	unsigned long b_last_se0_sess; /* SRP initial condition check */
 	unsigned long inputs;
-	int pmic_id_status;
 	unsigned long tmouts;
 	u8 active_tmout;
 	struct hrtimer timer;
diff --git a/arch/arm/mach-msm/include/mach/msm_hsusb.h b/arch/arm/mach-msm/include/mach/msm_hsusb.h
index 26f1cdd..3e8ab55 100644
--- a/arch/arm/mach-msm/include/mach/msm_hsusb.h
+++ b/arch/arm/mach-msm/include/mach/msm_hsusb.h
@@ -158,6 +158,7 @@
 	/* pmic notfications apis */
 	int (*pmic_vbus_notif_init) (void (*callback)(int online), int init);
 	int (*pmic_id_notif_init) (void (*callback)(int online), int init);
+	int (*phy_id_setup_init) (int init);
 	int (*pmic_register_vbus_sn) (void (*callback)(int online));
 	void (*pmic_unregister_vbus_sn) (void (*callback)(int online));
 	int (*pmic_enable_ldo) (int);
diff --git a/arch/arm/mach-msm/include/mach/sps.h b/arch/arm/mach-msm/include/mach/sps.h
index 1514497..34729b3 100644
--- a/arch/arm/mach-msm/include/mach/sps.h
+++ b/arch/arm/mach-msm/include/mach/sps.h
@@ -1135,4 +1135,36 @@
 		   struct sps_timer_ctrl *timer_ctrl,
 		   struct sps_timer_result *timer_result);
 
+/**
+ * Find the handle of a BAM device based on the physical address
+ *
+ * This function finds a BAM device in the BAM registration list that
+ * matches the specified physical address, and returns its handle.
+ *
+ * @phys_addr - physical address of the BAM
+ *
+ * @h - device handle of the BAM
+ *
+ * @return 0 on success, negative value on error
+ *
+ */
+int sps_phy2h(u32 phys_addr, u32 *handle);
+
+/**
+ * Setup desc/data FIFO for bam-to-bam connection
+ *
+ * @mem_buffer - Pointer to struct for allocated memory properties.
+ *
+ * @addr - address of FIFO
+ *
+ * @size - FIFO size
+ *
+ * @use_offset - use address offset instead of absolute address
+ *
+ * @return 0 on success, negative value on error
+ *
+ */
+int sps_setup_bam2bam_fifo(struct sps_mem_buffer *mem_buffer,
+		  u32 addr, u32 size, int use_offset);
+
 #endif /* _SPS_H_ */
diff --git a/arch/arm/mach-msm/iommu.c b/arch/arm/mach-msm/iommu.c
index e874663..16c0790 100644
--- a/arch/arm/mach-msm/iommu.c
+++ b/arch/arm/mach-msm/iommu.c
@@ -38,6 +38,17 @@
 #define RCP15_PRRR(reg)		MRC(reg, p15, 0, c10, c2, 0)
 #define RCP15_NMRR(reg)		MRC(reg, p15, 0, c10, c2, 1)
 
+/* Sharability attributes of MSM IOMMU mappings */
+#define MSM_IOMMU_ATTR_NON_SH		0x0
+#define MSM_IOMMU_ATTR_SH		0x4
+
+/* Cacheability attributes of MSM IOMMU mappings */
+#define MSM_IOMMU_ATTR_NONCACHED	0x0
+#define MSM_IOMMU_ATTR_CACHED_WB_WA	0x1
+#define MSM_IOMMU_ATTR_CACHED_WB_NWA	0x2
+#define MSM_IOMMU_ATTR_CACHED_WT	0x3
+
+
 static inline void clean_pte(unsigned long *start, unsigned long *end)
 {
 	dmac_flush_range(start, end);
@@ -407,21 +418,23 @@
 static int __get_pgprot(int prot, int len)
 {
 	unsigned int pgprot;
-	int tex, sh;
+	int tex;
 
-	sh = (prot & MSM_IOMMU_ATTR_SH) ? 1 : 0;
-	tex = msm_iommu_tex_class[prot & MSM_IOMMU_CP_MASK];
+	if (prot & IOMMU_CACHE)
+		tex = (pgprot_kernel >> 2) & 0x07;
+	else
+		tex = msm_iommu_tex_class[MSM_IOMMU_ATTR_NONCACHED];
 
 	if (tex < 0 || tex > NUM_TEX_CLASS - 1)
 		return 0;
 
 	if (len == SZ_16M || len == SZ_1M) {
-		pgprot = sh ? FL_SHARED : 0;
+		pgprot = FL_SHARED;
 		pgprot |= tex & 0x01 ? FL_BUFFERABLE : 0;
 		pgprot |= tex & 0x02 ? FL_CACHEABLE : 0;
 		pgprot |= tex & 0x04 ? FL_TEX0 : 0;
 	} else	{
-		pgprot = sh ? SL_SHARED : 0;
+		pgprot = SL_SHARED;
 		pgprot |= tex & 0x01 ? SL_BUFFERABLE : 0;
 		pgprot |= tex & 0x02 ? SL_CACHEABLE : 0;
 		pgprot |= tex & 0x04 ? SL_TEX0 : 0;
diff --git a/arch/arm/mach-msm/lpass-8960.c b/arch/arm/mach-msm/lpass-8960.c
index 0f2559e..294e9c0 100644
--- a/arch/arm/mach-msm/lpass-8960.c
+++ b/arch/arm/mach-msm/lpass-8960.c
@@ -178,7 +178,7 @@
 		ret = -ENOMEM;
 		goto out;
 	}
-	pr_info("%s: 8960 lpass SSR driver init'ed.\n", __func__);
+	pr_info("%s: lpass SSR driver init'ed.\n", __func__);
 out:
 	return ret;
 }
diff --git a/arch/arm/mach-msm/modem-8960.c b/arch/arm/mach-msm/modem-8960.c
index 7bcd844..f0aa13c 100644
--- a/arch/arm/mach-msm/modem-8960.c
+++ b/arch/arm/mach-msm/modem-8960.c
@@ -26,7 +26,6 @@
 #include <mach/peripheral-loader.h>
 #include <mach/subsystem_restart.h>
 #include <mach/subsystem_notif.h>
-#include <mach/irqs-8960.h>
 #include <mach/socinfo.h>
 
 #include "smd_private.h"
@@ -227,7 +226,7 @@
 {
 	int ret;
 
-	if (!cpu_is_msm8960() && !cpu_is_msm8930())
+	if (!cpu_is_msm8960() && !cpu_is_msm8930() && !cpu_is_msm9615())
 		return -ENODEV;
 
 	ret = smsm_state_cb_register(SMSM_MODEM_STATE, SMSM_RESET,
@@ -266,7 +265,7 @@
 
 	ret = modem_debugfs_init();
 
-	pr_info("%s: 8960 modem fatal driver init'ed.\n", __func__);
+	pr_info("%s: modem fatal driver init'ed.\n", __func__);
 out:
 	return ret;
 }
diff --git a/arch/arm/mach-msm/subsystem_restart.c b/arch/arm/mach-msm/subsystem_restart.c
index 54607d0..37469f8 100644
--- a/arch/arm/mach-msm/subsystem_restart.c
+++ b/arch/arm/mach-msm/subsystem_restart.c
@@ -139,6 +139,11 @@
 	int ret;
 	int old_val = restart_level;
 
+	if (cpu_is_msm9615()) {
+		pr_err("Only Phase 1 subsystem restart is supported\n");
+		return -EINVAL;
+	}
+
 	ret = param_set_int(val, kp);
 	if (ret)
 		return ret;
@@ -571,7 +576,7 @@
 		n_restart_orders = ARRAY_SIZE(orders_8x60_all);
 	}
 
-	if (cpu_is_msm8960() || cpu_is_msm8930()) {
+	if (cpu_is_msm8960() || cpu_is_msm8930() || cpu_is_msm9615()) {
 		restart_orders = restart_orders_8960;
 		n_restart_orders = ARRAY_SIZE(restart_orders_8960);
 	}
diff --git a/drivers/gpu/msm/kgsl_iommu.c b/drivers/gpu/msm/kgsl_iommu.c
index 30365a3..e4e561c 100644
--- a/drivers/gpu/msm/kgsl_iommu.c
+++ b/drivers/gpu/msm/kgsl_iommu.c
@@ -262,12 +262,12 @@
 	iommu_virt_addr = memdesc->gpuaddr;
 
 	ret = iommu_map_range(domain, iommu_virt_addr, memdesc->sg,
-				memdesc->size, MSM_IOMMU_ATTR_NONCACHED);
+				memdesc->size, 0);
 	if (ret) {
 		KGSL_CORE_ERR("iommu_map_range(%p, %x, %p, %d, %d) "
 				"failed with err: %d\n", domain,
 				iommu_virt_addr, memdesc->sg, memdesc->size,
-				MSM_IOMMU_ATTR_NONCACHED, ret);
+				0, ret);
 		return ret;
 	}
 
diff --git a/drivers/media/video/msm/msm_camera.c b/drivers/media/video/msm/msm_camera.c
index 565c724..7f43136 100644
--- a/drivers/media/video/msm/msm_camera.c
+++ b/drivers/media/video/msm/msm_camera.c
@@ -34,6 +34,7 @@
 #include <mach/camera.h>
 #include <linux/syscalls.h>
 #include <linux/hrtimer.h>
+#include <linux/ion.h>
 DEFINE_MUTEX(ctrl_cmd_lock);
 
 #define CAMERA_STOP_VIDEO 58
@@ -56,6 +57,8 @@
 static enum msm_camera_type camera_type[MSM_MAX_CAMERA_SENSORS];
 static uint32_t sensor_mount_angle[MSM_MAX_CAMERA_SENSORS];
 
+struct ion_client *client_for_ion;
+
 static const char *vfe_config_cmd[] = {
 	"CMD_GENERAL",  /* 0 */
 	"CMD_AXI_CFG_OUT1",
@@ -293,29 +296,41 @@
 	struct msm_pmem_info *info, spinlock_t* pmem_spinlock,
 	struct msm_sync *sync)
 {
-	struct file *file;
 	unsigned long paddr;
+#ifndef CONFIG_MSM_MULTIMEDIA_USE_ION
+	struct file *file;
 	unsigned long kvstart;
+#endif
 	unsigned long len;
-	int rc;
+	int rc = -ENOMEM;
 	struct msm_pmem_region *region;
 	unsigned long flags;
 
-
+	region = kmalloc(sizeof(struct msm_pmem_region), GFP_KERNEL);
+	if (!region)
+		goto out;
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+		region->handle = ion_import_fd(client_for_ion, info->fd);
+		if (IS_ERR_OR_NULL(region->handle))
+			goto out1;
+		ion_phys(client_for_ion, region->handle,
+			&paddr, (size_t *)&len);
+#else
 	rc = get_pmem_file(info->fd, &paddr, &kvstart, &len, &file);
 	if (rc < 0) {
 		pr_err("%s: get_pmem_file fd %d error %d\n",
 			__func__,
 			info->fd, rc);
-		return rc;
+		goto out1;
 	}
-
+	region->file = file;
+#endif
 	if (!info->len)
 		info->len = len;
 
 	rc = check_pmem_info(info, len);
 	if (rc < 0)
-		return rc;
+		goto out2;
 
 	paddr += info->offset;
 	len = info->len;
@@ -323,29 +338,33 @@
 	spin_lock_irqsave(pmem_spinlock, flags);
 	if (check_overlap(ptype, paddr, len) < 0) {
 		spin_unlock_irqrestore(pmem_spinlock, flags);
-		return -EINVAL;
+		rc = -EINVAL;
+		goto out2;
 	}
 	spin_unlock_irqrestore(pmem_spinlock, flags);
 
-
-	region = kmalloc(sizeof(struct msm_pmem_region), GFP_KERNEL);
-	if (!region)
-		return -ENOMEM;
-
 	spin_lock_irqsave(pmem_spinlock, flags);
 	INIT_HLIST_NODE(&region->list);
 
 	region->paddr = paddr;
 	region->len = len;
-	region->file = file;
 	memcpy(&region->info, info, sizeof(region->info));
 
 	hlist_add_head(&(region->list), ptype);
 	spin_unlock_irqrestore(pmem_spinlock, flags);
 	CDBG("%s: type %d, paddr 0x%lx, vaddr 0x%lx\n",
 		__func__, info->type, paddr, (unsigned long)info->vaddr);
-
 	return 0;
+out2:
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+	ion_free(client_for_ion, region->handle);
+#else
+	put_pmem_file(region->file);
+#endif
+out1:
+	kfree(region);
+out:
+	return rc;
 }
 
 /* return of 0 means failure */
@@ -616,7 +635,11 @@
 					pinfo->vaddr == region->info.vaddr &&
 					pinfo->fd == region->info.fd) {
 				hlist_del(node);
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+				ion_free(client_for_ion, region->handle);
+#else
 				put_pmem_file(region->file);
+#endif
 				kfree(region);
 				CDBG("%s: type %d, vaddr  0x%p\n",
 					__func__, pinfo->type, pinfo->vaddr);
@@ -636,7 +659,11 @@
 				pinfo->vaddr == region->info.vaddr &&
 				pinfo->fd == region->info.fd) {
 				hlist_del(node);
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+				ion_free(client_for_ion, region->handle);
+#else
 				put_pmem_file(region->file);
+#endif
 				kfree(region);
 				CDBG("%s: type %d, vaddr  0x%p\n",
 					__func__, pinfo->type, pinfo->vaddr);
@@ -655,7 +682,11 @@
 					pinfo->vaddr == region->info.vaddr &&
 					pinfo->fd == region->info.fd) {
 				hlist_del(node);
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+				ion_free(client_for_ion, region->handle);
+#else
 				put_pmem_file(region->file);
+#endif
 				kfree(region);
 				CDBG("%s: type %d, vaddr  0x%p\n",
 					__func__, pinfo->type, pinfo->vaddr);
@@ -3013,14 +3044,22 @@
 		hlist_for_each_entry_safe(region, hnode, n,
 				&sync->pmem_frames, list) {
 			hlist_del(hnode);
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+				ion_free(client_for_ion, region->handle);
+#else
 			put_pmem_file(region->file);
+#endif
 			kfree(region);
 		}
 		CDBG("%s, free stats pmem region\n", __func__);
 		hlist_for_each_entry_safe(region, hnode, n,
 				&sync->pmem_stats, list) {
 			hlist_del(hnode);
+#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
+				ion_free(client_for_ion, region->handle);
+#else
 			put_pmem_file(region->file);
+#endif
 			kfree(region);
 		}
 		msm_queue_drain(&sync->pict_q, list_pict);
@@ -3031,6 +3070,7 @@
 		sync->core_powered_on = 0;
 	}
 	mutex_unlock(&sync->lock);
+	ion_client_destroy(client_for_ion);
 
 	return 0;
 }
@@ -3733,6 +3773,7 @@
 		sync->core_powered_on = 1;
 	}
 	sync->opencnt++;
+	client_for_ion = msm_ion_client_create(-1, "camera");
 
 msm_open_done:
 	mutex_unlock(&sync->lock);
diff --git a/drivers/platform/msm/sps/sps.c b/drivers/platform/msm/sps/sps.c
index cb453e0..e43166e 100644
--- a/drivers/platform/msm/sps/sps.c
+++ b/drivers/platform/msm/sps/sps.c
@@ -425,6 +425,85 @@
 }
 
 /**
+ * Find the handle of a BAM device based on the physical address
+ *
+ * This function finds a BAM device in the BAM registration list that
+ * matches the specified physical address, and returns its handle.
+ *
+ * @phys_addr - physical address of the BAM
+ *
+ * @h - device handle of the BAM
+ *
+ * @return 0 on success, negative value on error
+ *
+ */
+int sps_phy2h(u32 phys_addr, u32 *handle)
+{
+	struct sps_bam *bam;
+
+	list_for_each_entry(bam, &sps->bams_q, list) {
+		if (bam->props.phys_addr == phys_addr) {
+			*handle = (u32) bam;
+			return 0;
+		}
+	}
+
+	SPS_INFO("sps: BAM device 0x%x is not registered yet.\n", phys_addr);
+
+	return -ENODEV;
+}
+EXPORT_SYMBOL(sps_phy2h);
+
+/**
+ * Setup desc/data FIFO for bam-to-bam connection
+ *
+ * @mem_buffer - Pointer to struct for allocated memory properties.
+ *
+ * @addr - address of FIFO
+ *
+ * @size - FIFO size
+ *
+ * @use_offset - use address offset instead of absolute address
+ *
+ * @return 0 on success, negative value on error
+ *
+ */
+int sps_setup_bam2bam_fifo(struct sps_mem_buffer *mem_buffer,
+		  u32 addr, u32 size, int use_offset)
+{
+	if ((mem_buffer == NULL) || (size == 0))
+		return SPS_ERROR;
+
+	if (use_offset) {
+		if ((addr + size) <= sps->pipemem_size)
+			mem_buffer->phys_base = sps->pipemem_phys_base + addr;
+		else {
+			SPS_ERR("sps: requested mem is out of "
+					"pipe mem range.\n");
+			return SPS_ERROR;
+		}
+	} else {
+		if (addr >= sps->pipemem_phys_base &&
+			(addr + size) <= (sps->pipemem_phys_base
+						+ sps->pipemem_size))
+			mem_buffer->phys_base = addr;
+		else {
+			SPS_ERR("sps: requested mem is out of "
+					"pipe mem range.\n");
+			return SPS_ERROR;
+		}
+	}
+
+	mem_buffer->base = spsi_get_mem_ptr(mem_buffer->phys_base);
+	mem_buffer->size = size;
+
+	memset(mem_buffer->base, 0, mem_buffer->size);
+
+	return 0;
+}
+EXPORT_SYMBOL(sps_setup_bam2bam_fifo);
+
+/**
  * Find the BAM device from the handle
  *
  * This function finds a BAM device in the BAM registration list that
diff --git a/drivers/power/pm8921-bms.c b/drivers/power/pm8921-bms.c
index 2d0f7cd..e498c03 100644
--- a/drivers/power/pm8921-bms.c
+++ b/drivers/power/pm8921-bms.c
@@ -89,6 +89,9 @@
 	DECLARE_BITMAP(enabled_irqs, PM_BMS_MAX_INTS);
 	spinlock_t		bms_output_lock;
 	struct single_row_lut	*adjusted_fcc_temp_lut;
+	unsigned int		charging_began;
+	unsigned int		start_percent;
+	unsigned int		end_percent;
 };
 
 static struct pm8921_bms_chip *the_chip;
@@ -1102,9 +1105,23 @@
 		update_userspace = 0;
 	}
 
-	if (update_userspace) {
-		last_soc = soc;
+	if (last_soc == -EINVAL || soc <= last_soc) {
+		last_soc = update_userspace ? soc : last_soc;
+		return soc;
 	}
+
+	/*
+	 * soc > last_soc
+	 * the device must be charging for reporting a higher soc, if not ignore
+	 * this soc and continue reporting the last_soc
+	 */
+	if (the_chip->start_percent != 0) {
+		last_soc = soc;
+	} else {
+		pr_debug("soc = %d reporting last_soc = %d\n", soc, last_soc);
+		soc = last_soc;
+	}
+
 	return soc;
 }
 
@@ -1645,12 +1662,10 @@
 }
 EXPORT_SYMBOL_GPL(pm8921_bms_get_fcc);
 
-static int start_percent;
-static int end_percent;
 void pm8921_bms_charging_began(void)
 {
-	start_percent = pm8921_bms_get_percent_charge();
-	pr_debug("start_percent = %u%%\n", start_percent);
+	the_chip->start_percent = pm8921_bms_get_percent_charge();
+	pr_debug("start_percent = %u%%\n", the_chip->start_percent);
 }
 EXPORT_SYMBOL_GPL(pm8921_bms_charging_began);
 
@@ -1676,9 +1691,10 @@
 	}
 
 charge_cycle_calculation:
-	end_percent = pm8921_bms_get_percent_charge();
-	if (end_percent > start_percent) {
-		last_charge_increase = end_percent - start_percent;
+	the_chip->end_percent = pm8921_bms_get_percent_charge();
+	if (the_chip->end_percent > the_chip->start_percent) {
+		last_charge_increase =
+			the_chip->end_percent - the_chip->start_percent;
 		if (last_charge_increase > 100) {
 			last_chargecycles++;
 			last_charge_increase = last_charge_increase % 100;
@@ -1686,9 +1702,11 @@
 	}
 	pr_debug("end_percent = %u%% last_charge_increase = %d"
 			"last_chargecycles = %d\n",
-			end_percent,
+			the_chip->end_percent,
 			last_charge_increase,
 			last_chargecycles);
+	the_chip->start_percent = 0;
+	the_chip->end_percent = 0;
 }
 EXPORT_SYMBOL_GPL(pm8921_bms_charging_end);
 
diff --git a/drivers/usb/gadget/f_rmnet.c b/drivers/usb/gadget/f_rmnet.c
index 6f0fb07..7686bf2 100644
--- a/drivers/usb/gadget/f_rmnet.c
+++ b/drivers/usb/gadget/f_rmnet.c
@@ -487,7 +487,7 @@
 	}
 
 	spin_lock_irqsave(&dev->lock, flags);
-	list_add(&cpkt->list, &dev->cpkt_resp_q);
+	list_add_tail(&cpkt->list, &dev->cpkt_resp_q);
 	spin_unlock_irqrestore(&dev->lock, flags);
 
 	frmnet_ctrl_response_available(dev);
diff --git a/drivers/usb/host/ehci-msm-hsic.c b/drivers/usb/host/ehci-msm-hsic.c
index 350f286..ec303b9 100644
--- a/drivers/usb/host/ehci-msm-hsic.c
+++ b/drivers/usb/host/ehci-msm-hsic.c
@@ -400,8 +400,6 @@
 		dev_err(mehci->dev, "Unable to suspend PHY\n");
 		msm_hsic_config_gpios(mehci, 0);
 		msm_hsic_reset(mehci);
-		enable_irq(hcd->irq);
-		return -ETIMEDOUT;
 	}
 
 	/*
diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index 411fa97..f45f257 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -177,11 +177,6 @@
 	}
 
 	device_init_wakeup(&pdev->dev, 1);
-	/*
-	 * OTG device parent of HCD takes care of putting
-	 * hardware into low power mode.
-	 */
-	pm_runtime_no_callbacks(&pdev->dev);
 	pm_runtime_enable(&pdev->dev);
 
 	return 0;
@@ -212,7 +207,31 @@
 	return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_RUNTIME
+static int ehci_msm_runtime_idle(struct device *dev)
+{
+	dev_dbg(dev, "ehci runtime idle\n");
+	return 0;
+}
+
+static int ehci_msm_runtime_suspend(struct device *dev)
+{
+	dev_dbg(dev, "ehci runtime suspend\n");
+	/*
+	 * Notify OTG about suspend.  It takes care of
+	 * putting the hardware in LPM.
+	 */
+	return otg_set_suspend(otg, 1);
+}
+
+static int ehci_msm_runtime_resume(struct device *dev)
+{
+	dev_dbg(dev, "ehci runtime resume\n");
+	return otg_set_suspend(otg, 0);
+}
+#endif
+
+#ifdef CONFIG_PM_SLEEP
 static int ehci_msm_pm_suspend(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
@@ -236,7 +255,7 @@
 				wakeup);
 	}
 
-	return 0;
+	return otg_set_suspend(otg, 1);
 }
 
 static int ehci_msm_pm_resume(struct device *dev)
@@ -250,16 +269,14 @@
 
 	ehci_prepare_ports_for_controller_resume(hcd_to_ehci(hcd));
 
-	return 0;
+	return otg_set_suspend(otg, 0);
 }
-#else
-#define ehci_msm_pm_suspend	NULL
-#define ehci_msm_pm_resume	NULL
 #endif
 
 static const struct dev_pm_ops ehci_msm_dev_pm_ops = {
-	.suspend         = ehci_msm_pm_suspend,
-	.resume          = ehci_msm_pm_resume,
+	SET_SYSTEM_SLEEP_PM_OPS(ehci_msm_pm_suspend, ehci_msm_pm_resume)
+	SET_RUNTIME_PM_OPS(ehci_msm_runtime_suspend, ehci_msm_runtime_resume,
+				ehci_msm_runtime_idle)
 };
 
 static struct platform_driver ehci_msm_driver = {
diff --git a/drivers/usb/otg/msm72k_otg.c b/drivers/usb/otg/msm72k_otg.c
index fccd357..714099a 100644
--- a/drivers/usb/otg/msm72k_otg.c
+++ b/drivers/usb/otg/msm72k_otg.c
@@ -37,7 +37,13 @@
 #define DRIVER_NAME	"msm_otg"
 static void otg_reset(struct otg_transceiver *xceiv, int phy_reset);
 static void msm_otg_set_vbus_state(int online);
-static void msm_otg_set_id_state(int online);
+#ifdef CONFIG_USB_EHCI_MSM_72K
+static void msm_otg_set_id_state(int id);
+#else
+static void msm_otg_set_id_state(int id)
+{
+}
+#endif
 
 struct msm_otg *the_msm_otg;
 
@@ -45,9 +51,7 @@
 {
 	struct msm_otg *dev = the_msm_otg;
 
-	if (dev->pmic_id_notif_supp)
-		return dev->pmic_id_status ? 0 : 1;
-	else if (dev->pdata->otg_mode == OTG_ID)
+	if (dev->pdata->otg_mode == OTG_ID)
 		return (OTGSC_ID & readl(USB_OTGSC)) ? 0 : 1;
 	else
 		return !test_bit(ID, &dev->inputs);
@@ -135,24 +139,38 @@
 #ifdef CONFIG_USB_EHCI_MSM_72K
 static void enable_idgnd(struct msm_otg *dev)
 {
+	unsigned temp;
+
 	/* Do nothing if instead of ID pin, USER controls mode switch */
 	if (dev->pdata->otg_mode == OTG_USER_CONTROL)
 		return;
 
 	ulpi_write(dev, (1<<4), 0x0E);
 	ulpi_write(dev, (1<<4), 0x11);
-	writel_relaxed(readl_relaxed(USB_OTGSC) | OTGSC_IDIE, USB_OTGSC);
+	ulpi_write(dev, (1<<0), 0x0B);
+	temp = OTGSC_IDIE | OTGSC_IDPU;
+	writel_relaxed(readl_relaxed(USB_OTGSC) | temp, USB_OTGSC);
 }
 
 static void disable_idgnd(struct msm_otg *dev)
 {
+	unsigned temp;
+
 	/* Do nothing if instead of ID pin, USER controls mode switch */
 	if (dev->pdata->otg_mode == OTG_USER_CONTROL)
 		return;
-
+	temp = OTGSC_IDIE | OTGSC_IDPU;
+	writel_relaxed(readl_relaxed(USB_OTGSC) & ~temp, USB_OTGSC);
 	ulpi_write(dev, (1<<4), 0x0F);
 	ulpi_write(dev, (1<<4), 0x12);
-	writel_relaxed(readl_relaxed(USB_OTGSC) & ~OTGSC_IDIE, USB_OTGSC);
+	ulpi_write(dev, (1<<0), 0x0C);
+}
+#else
+static void enable_idgnd(struct msm_otg *dev)
+{
+}
+static void disable_idgnd(struct msm_otg *dev)
+{
 }
 #endif
 
@@ -224,6 +242,9 @@
 #define get_aca_bmaxpower(dev)		(dev->b_max_power)
 #define set_aca_bmaxpower(dev, power)	(dev->b_max_power = power)
 #else
+static void set_aca_id_inputs(struct msm_otg *dev)
+{
+}
 #define get_aca_bmaxpower(dev)		0
 #define set_aca_bmaxpower(dev, power)
 #endif
@@ -692,6 +713,31 @@
 	 * 4. peripheral is supported, but, vbus is not routed to pmic
 	 */
 	host_bus_suspend = dev->otg.host && is_host();
+
+	/*
+	 *  Configure the PMIC ID only in case of cable disconnect.
+	 *  PMIC doesn't generate interrupt for ID_GND to ID_A
+	 *  transistion. hence use the PHY ID cricuit.
+	 */
+	if (dev->pdata->pmic_id_notif_init && !host_bus_suspend &&
+		!test_bit(ID_A, &dev->inputs)) {
+		disable_idgnd(dev);
+		ret = dev->pdata->pmic_id_notif_init(
+			&msm_otg_set_id_state, 1);
+		if (!ret) {
+			dev->pmic_id_notif_supp = 1;
+			if (dev->pdata->pmic_id_irq)
+				dev->id_irq = dev->pdata->pmic_id_irq;
+		} else if (ret == -ENOTSUPP) {
+			pr_debug("%s:USB ID is not routed to pmic",
+			__func__);
+			enable_idgnd(dev);
+		} else {
+			pr_err("%s: pmic_id_ notif_init failed err:%d",
+				__func__, ret);
+		}
+	}
+
 	if ((dev->otg.gadget && chg_type == USB_CHG_TYPE__WALLCHARGER) ||
 		host_bus_suspend ||
 		(dev->otg.host && !dev->pmic_id_notif_supp) ||
@@ -760,7 +806,8 @@
 	 * that there is no harm with this. Till hw folks confirms this
 	 * put regulators in lpm.
 	 */
-	if (!host_bus_suspend && dev->pmic_vbus_notif_supp) {
+	 if (!host_bus_suspend && dev->pmic_vbus_notif_supp &&
+		!test_bit(ID_A, &dev->inputs)) {
 		pr_debug("phy can power collapse: (%d)\n",
 			can_phy_power_collapse(dev));
 		if (can_phy_power_collapse(dev) && dev->pdata->ldo_enable) {
@@ -881,9 +928,35 @@
 	}
 
 phy_resumed:
+	/*
+	 * It is observed that BSVIS may get set immediatly
+	 * after PHY becomes active upon micro-B cable connect.
+	 * But BSVIS might get cleared by below enable_idgnd
+	 * function which causes hw to not generate the BSV interrupt.
+	 * Hence check for BSV interrupt explictly and schedule the
+	 * work.
+	 */
+	if (readl_relaxed(USB_OTGSC) & OTGSC_BSVIS) {
+		set_bit(B_SESS_VLD, &dev->inputs);
+		queue_work(dev->wq, &dev->sm_work);
+	}
+	if (dev->pmic_id_notif_supp) {
+		dev->pdata->pmic_id_notif_init(&msm_otg_set_id_state, 0);
+		dev->pmic_id_notif_supp = 0;
+		enable_idgnd(dev);
+	}
+
 	/* Enable Idabc interrupts as these were disabled before entering LPM */
 	enable_idabc(dev);
 
+	/*
+	 * There is corner case where host won't be resumed
+	 * while transitioning from ID_GND to ID_A. In that
+	 * IDGND might have cleared and ID_A might not have updated
+	 * yet. Hence update the ACA states explicitly.
+	 */
+	set_aca_id_inputs(dev);
+
 	/* If resume signalling finishes before lpm exit, PCD is not set in
 	 * USBSTS register. Drive resume signal to the downstream device now
 	 * so that host driver can process the upcoming port change interrupt.*/
@@ -996,6 +1069,12 @@
 			}
 			udelay(10);
 		}
+		if (dev->pmic_id_notif_supp) {
+			dev->pdata->pmic_id_notif_init(
+				&msm_otg_set_id_state, 0);
+			dev->pmic_id_notif_supp = 0;
+			enable_idgnd(dev);
+		}
 out:
 		enable_idabc(dev);
 		enable_irq(dev->irq);
@@ -1119,23 +1198,20 @@
 #endif
 	return 0;
 }
-#endif
 
-void msm_otg_set_id_state(int id)
+static void msm_otg_set_id_state(int id)
 {
 	struct msm_otg *dev = the_msm_otg;
 	unsigned long flags;
 
-	if (id == dev->pmic_id_status)
+	if (!atomic_read(&dev->in_lpm))
 		return;
 
 	if (id) {
 		set_bit(ID, &dev->inputs);
-		dev->pmic_id_status = 1;
 	} else {
 		clear_bit(ID, &dev->inputs);
 		set_bit(A_BUS_REQ, &dev->inputs);
-		dev->pmic_id_status = 0;
 	}
 	spin_lock_irqsave(&dev->lock, flags);
 	if (dev->otg.state != OTG_STATE_UNDEFINED) {
@@ -1144,6 +1220,7 @@
 	}
 	spin_unlock_irqrestore(&dev->lock, flags);
 }
+#endif
 
 void msm_otg_set_vbus_state(int online)
 {
@@ -1973,6 +2050,7 @@
 		} else if (test_bit(ID_A, &dev->inputs)) {
 			dev->pdata->vbus_power(USB_PHY_INTEGRATED, 0);
 		} else if (!test_bit(ID, &dev->inputs)) {
+			msm_otg_set_power(&dev->otg, 0);
 			dev->pdata->vbus_power(USB_PHY_INTEGRATED, 1);
 		}
 		break;
@@ -2687,12 +2765,10 @@
 		}
 	}
 
-	if (dev->pdata->pmic_id_notif_init) {
-		ret = dev->pdata->pmic_id_notif_init(&msm_otg_set_id_state, 1);
-		if (!ret) {
-			dev->pmic_id_notif_supp = 1;
-		} else if (ret != -ENOTSUPP) {
-			pr_err("%s: pmic_id_ notif_init failed err:%d",
+	if (dev->pdata->phy_id_setup_init) {
+		ret = dev->pdata->phy_id_setup_init(1);
+		if (ret) {
+			pr_err("%s: phy_id_setup_init failed err:%d",
 					__func__, ret);
 			goto free_pmic_vbus_notif;
 		}
@@ -2700,8 +2776,6 @@
 
 	if (dev->pdata->pmic_vbus_irq)
 		dev->vbus_on_irq = dev->pdata->pmic_vbus_irq;
-	if (dev->pdata->pmic_id_irq)
-		dev->id_irq = dev->pdata->pmic_id_irq;
 
 	/* vote for vddcx, as PHY cannot tolerate vddcx below 1.0V */
 	if (dev->pdata->init_vddcx) {
@@ -2709,7 +2783,7 @@
 		if (ret) {
 			pr_err("%s: unable to enable vddcx digital core:%d\n",
 				__func__, ret);
-			goto free_pmic_id_notif;
+			goto free_phy_id_setup;
 		}
 	}
 
@@ -2819,9 +2893,9 @@
 free_config_vddcx:
 	if (dev->pdata->init_vddcx)
 		dev->pdata->init_vddcx(0);
-free_pmic_id_notif:
-	if (dev->pdata->pmic_id_notif_init && dev->pmic_id_notif_supp)
-		dev->pdata->pmic_id_notif_init(&msm_otg_set_id_state, 0);
+free_phy_id_setup:
+	if (dev->pdata->phy_id_setup_init)
+		dev->pdata->phy_id_setup_init(0);
 free_pmic_vbus_notif:
 	if (dev->pdata->pmic_vbus_notif_init && dev->pmic_vbus_notif_supp)
 		dev->pdata->pmic_vbus_notif_init(&msm_otg_set_vbus_state, 0);
@@ -2890,6 +2964,9 @@
 	if (dev->pmic_vbus_notif_supp)
 		dev->pdata->pmic_vbus_notif_init(&msm_otg_set_vbus_state, 0);
 
+	if (dev->pdata->phy_id_setup_init)
+		dev->pdata->phy_id_setup_init(0);
+
 	if (dev->pmic_id_notif_supp)
 		dev->pdata->pmic_id_notif_init(&msm_otg_set_id_state, 0);
 
diff --git a/drivers/usb/otg/msm_otg.c b/drivers/usb/otg/msm_otg.c
index d16fcda..04c1449 100644
--- a/drivers/usb/otg/msm_otg.c
+++ b/drivers/usb/otg/msm_otg.c
@@ -535,6 +535,24 @@
 	return 0;
 }
 
+static int msm_otg_set_suspend(struct otg_transceiver *otg, int suspend)
+{
+	struct msm_otg *motg = container_of(otg, struct msm_otg, otg);
+
+	/*
+	 * Allow bus suspend only for host mode.  Device mode bus suspend
+	 * is not implemented yet.
+	 */
+	if (!test_bit(ID, &motg->inputs) || test_bit(ID_A, &motg->inputs)) {
+		if (suspend)
+			pm_runtime_put(otg->dev);
+		else
+			pm_runtime_resume(otg->dev);
+	}
+
+	return 0;
+}
+
 #define PHY_SUSPEND_TIMEOUT_USEC	(500 * 1000)
 #define PHY_RESUME_TIMEOUT_USEC	(100 * 1000)
 
@@ -745,7 +763,6 @@
 
 	if (motg->async_int) {
 		motg->async_int = 0;
-		pm_runtime_put(otg->dev);
 		enable_irq(motg->irq);
 	}
 
@@ -1329,7 +1346,6 @@
 	dev_dbg(otg->dev, "chg detection work\n");
 	switch (motg->chg_state) {
 	case USB_CHG_STATE_UNDEFINED:
-		pm_runtime_get_sync(otg->dev);
 		msm_chg_block_on(motg);
 		msm_chg_enable_dcd(motg);
 		msm_chg_enable_aca_det(motg);
@@ -1462,6 +1478,7 @@
 	struct msm_otg *motg = container_of(w, struct msm_otg, sm_work);
 	struct otg_transceiver *otg = &motg->otg;
 
+	pm_runtime_resume(otg->dev);
 	switch (otg->state) {
 	case OTG_STATE_UNDEFINED:
 		dev_dbg(otg->dev, "OTG_STATE_UNDEFINED state\n");
@@ -1494,6 +1511,8 @@
 				case USB_ACA_B_CHARGER:
 					msm_otg_notify_charger(motg,
 							IDEV_CHG_MAX);
+					pm_runtime_put_noidle(otg->dev);
+					pm_runtime_suspend(otg->dev);
 					break;
 				case USB_CDP_CHARGER:
 				case USB_ACA_C_CHARGER:
@@ -1515,20 +1534,14 @@
 				break;
 			}
 		} else {
-			/*
-			 * If charger detection work is pending, decrement
-			 * the pm usage counter to balance with the one that
-			 * is incremented in charger detection work.
-			 */
-			if (cancel_delayed_work_sync(&motg->chg_work)) {
-				pm_runtime_put_sync(otg->dev);
+			if (cancel_delayed_work_sync(&motg->chg_work))
 				msm_otg_reset(otg);
-			}
 			msm_otg_notify_charger(motg, 0);
 			motg->chg_state = USB_CHG_STATE_UNDEFINED;
 			motg->chg_type = USB_INVALID_CHARGER;
+			pm_runtime_put_noidle(otg->dev);
+			pm_runtime_suspend(otg->dev);
 		}
-		pm_runtime_put_sync(otg->dev);
 		break;
 	case OTG_STATE_B_PERIPHERAL:
 		dev_dbg(otg->dev, "OTG_STATE_B_PERIPHERAL state\n");
@@ -1547,7 +1560,6 @@
 			schedule_work(w);
 		} else if (test_bit(ID_C, &motg->inputs)) {
 			msm_otg_notify_charger(motg, IDEV_CHG_MAX);
-			pm_runtime_put_sync(otg->dev);
 		}
 		break;
 	case OTG_STATE_A_HOST:
@@ -1569,7 +1581,6 @@
 				motg->pdata->vbus_power(0);
 			msm_otg_notify_charger(motg,
 					IDEV_CHG_MIN - motg->mA_port);
-			pm_runtime_put_sync(otg->dev);
 		} else if (!test_bit(ID, &motg->inputs)) {
 			motg->chg_state = USB_CHG_STATE_UNDEFINED;
 			motg->chg_type = USB_INVALID_CHARGER;
@@ -1577,7 +1588,6 @@
 			writel(readl(USB_OTGSC) & ~OTGSC_BSVIE, USB_OTGSC);
 			if (motg->pdata->vbus_power)
 				motg->pdata->vbus_power(1);
-			pm_runtime_put_sync(otg->dev);
 		}
 		break;
 	default:
@@ -1594,17 +1604,15 @@
 	if (atomic_read(&motg->in_lpm)) {
 		disable_irq_nosync(irq);
 		motg->async_int = 1;
-		pm_runtime_get(otg->dev);
+		pm_request_resume(otg->dev);
 		return IRQ_HANDLED;
 	}
 
 	usbsts = readl(USB_USBSTS);
 	if ((usbsts & PHY_ALT_INT)) {
 		writel(PHY_ALT_INT, USB_USBSTS);
-		if (msm_chg_check_aca_intr(motg)) {
-			pm_runtime_get_noresume(otg->dev);
+		if (msm_chg_check_aca_intr(motg))
 			schedule_work(&motg->sm_work);
-		}
 		return IRQ_HANDLED;
 	}
 
@@ -1619,7 +1627,6 @@
 			clear_bit(ID, &motg->inputs);
 		dev_dbg(otg->dev, "ID set/clear\n");
 		schedule_work(&motg->sm_work);
-		pm_runtime_get_noresume(otg->dev);
 	} else if ((otgsc & OTGSC_BSVIS) && (otgsc & OTGSC_BSVIE)) {
 		if (otgsc & OTGSC_BSV)
 			set_bit(B_SESS_VLD, &motg->inputs);
@@ -1627,7 +1634,6 @@
 			clear_bit(B_SESS_VLD, &motg->inputs);
 		dev_dbg(otg->dev, "BSV set/clear\n");
 		schedule_work(&motg->sm_work);
-		pm_runtime_get_noresume(otg->dev);
 	}
 
 	writel(otgsc, USB_OTGSC);
@@ -1749,7 +1755,7 @@
 		goto out;
 	}
 
-	pm_runtime_get_sync(otg->dev);
+	pm_runtime_resume(otg->dev);
 	schedule_work(&motg->sm_work);
 out:
 	return status;
@@ -1973,6 +1979,7 @@
 	otg->set_host = msm_otg_set_host;
 	otg->set_peripheral = msm_otg_set_peripheral;
 	otg->set_power = msm_otg_set_power;
+	otg->set_suspend = msm_otg_set_suspend;
 
 	otg->io_ops = &msm_otg_io_ops;
 
@@ -2145,16 +2152,10 @@
 
 	dev_dbg(dev, "OTG runtime idle\n");
 
-	/*
-	 * It is observed some times that a spurious interrupt
-	 * comes when PHY is put into LPM immediately after PHY reset.
-	 * This 1 sec delay also prevents entering into LPM immediately
-	 * after asynchronous interrupt.
-	 */
-	if (otg->state != OTG_STATE_UNDEFINED)
-		pm_schedule_suspend(dev, 1000);
-
-	return -EAGAIN;
+	if (otg->state == OTG_STATE_UNDEFINED)
+		return -EAGAIN;
+	else
+		return 0;
 }
 
 static int msm_otg_runtime_suspend(struct device *dev)
@@ -2170,6 +2171,7 @@
 	struct msm_otg *motg = dev_get_drvdata(dev);
 
 	dev_dbg(dev, "OTG runtime resume\n");
+	pm_runtime_get_noresume(dev);
 	return msm_otg_resume(motg);
 }
 #endif
@@ -2177,10 +2179,18 @@
 #ifdef CONFIG_PM_SLEEP
 static int msm_otg_pm_suspend(struct device *dev)
 {
-	struct msm_otg *motg = dev_get_drvdata(dev);
+	int ret;
 
 	dev_dbg(dev, "OTG PM suspend\n");
-	return msm_otg_suspend(motg);
+
+#ifdef CONFIG_PM_RUNTIME
+	ret = pm_runtime_suspend(dev);
+	if (ret > 0)
+		ret = 0;
+#else
+	ret =  msm_otg_suspend(dev_get_drvdata(dev));
+#endif
+	return ret;
 }
 
 static int msm_otg_pm_resume(struct device *dev)
diff --git a/drivers/video/msm/vidc/720p/ddl/vcd_ddl.h b/drivers/video/msm/vidc/720p/ddl/vcd_ddl.h
index c388407..e5a5a84 100644
--- a/drivers/video/msm/vidc/720p/ddl/vcd_ddl.h
+++ b/drivers/video/msm/vidc/720p/ddl/vcd_ddl.h
@@ -195,6 +195,7 @@
 	struct vcd_buffer_requirement actual_output_buf_req;
 	struct vcd_buffer_requirement min_output_buf_req;
 	struct vcd_buffer_requirement client_output_buf_req;
+	u32 idr_only_decoding;
 };
 
 union ddl_codec_data {
diff --git a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_errors.c b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_errors.c
index ad2fd37..e17107e 100644
--- a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_errors.c
+++ b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_errors.c
@@ -356,6 +356,11 @@
 	case ACTIVE_SPS_NOT_PRESENT:
 	case ACTIVE_PPS_NOT_PRESENT:
 		{
+			if (ddl->codec_data.decoder.idr_only_decoding) {
+				DBG("Consider warnings as errors in idr mode");
+				ddl_client_fatal_cb(ddl_context);
+				return true;
+			}
 			vcd_status = VCD_ERR_BITSTREAM_ERR;
 			break;
 		}
diff --git a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_hal.c b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_hal.c
index 6343202..f09bd71 100644
--- a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_hal.c
+++ b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_hal.c
@@ -807,8 +807,13 @@
 		}
 	case VCD_CODEC_H264:
 		{
-			comv_buf_no =
-			    decoder->client_output_buf_req.actual_count;
+			if (decoder->idr_only_decoding)
+				comv_buf_no = decoder->min_dpb_num;
+			else
+				comv_buf_no =
+					decoder->
+					client_output_buf_req.
+					actual_count;
 			break;
 		}
 	}
diff --git a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_helper.c b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_helper.c
index 2899df6..2ec8419 100644
--- a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_helper.c
+++ b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_helper.c
@@ -124,6 +124,7 @@
 	u32 loopc;
 	struct ddl_frame_data_tag *found_frame = NULL;
 	struct ddl_mask *dpb_mask = &decoder->dpb_mask;
+	u32 temp_mask;
 
 	switch (operation) {
 	case DDL_DPB_OP_MARK_BUSY:
@@ -145,13 +146,17 @@
 
 			if (found_frame) {
 				if (operation == DDL_DPB_OP_MARK_BUSY) {
-					dpb_mask->hw_mask &=
-					    (~(0x1 << loopc));
+					temp_mask = (~(0x1 << loopc));
+					if (decoder->idr_only_decoding)
+						temp_mask = ~(0xffffffff);
+					dpb_mask->hw_mask &= temp_mask;
 					*in_out_frame = *found_frame;
 				} else if (operation ==
 					DDL_DPB_OP_MARK_FREE) {
-					dpb_mask->client_mask |=
-					    (0x1 << loopc);
+					temp_mask = (0x1 << loopc);
+					if (decoder->idr_only_decoding)
+						temp_mask = 0xffffffff;
+					dpb_mask->client_mask |= temp_mask;
 					*found_frame = *in_out_frame;
 				}
 			} else {
@@ -172,29 +177,35 @@
 		}
 	case DDL_DPB_OP_INIT:
 		{
-			u32 dpb_size;
+			u32 dpb_size, index, num_dpb;
 			dpb_size = (!decoder->meta_data_offset) ?
 			    decoder->dp_buf.dec_pic_buffers[0].vcd_frm.
 			    alloc_len : decoder->meta_data_offset;
-			vidc_720p_decode_set_dpb_details(decoder->dp_buf.
-						  no_of_dec_pic_buf,
+			if (decoder->idr_only_decoding)
+				num_dpb = decoder->min_dpb_num;
+			else
+				num_dpb = decoder->dp_buf.no_of_dec_pic_buf;
+			vidc_720p_decode_set_dpb_details(
+						  num_dpb,
 						  dpb_size,
 						  decoder->ref_buffer.
 						  align_physical_addr);
-			for (loopc = 0;
-			     loopc < decoder->dp_buf.no_of_dec_pic_buf;
-			     ++loopc) {
+			for (loopc = 0; loopc < num_dpb; ++loopc) {
+				if (decoder->idr_only_decoding)
+					index = 0;
+				else
+					index = loopc;
 				vidc_720p_decode_set_dpb_buffers(loopc,
 							  (u32 *)
 							  decoder->
 							  dp_buf.
 							  dec_pic_buffers
-							  [loopc].
+							  [index].
 							  vcd_frm.
 							  physical);
-				VIDC_LOG1("DEC_DPB_BUFn_SIZE",
+				VIDC_LOG1("DEC_DPB_BUFn_SIZE=%d",
 					   decoder->dp_buf.
-					   dec_pic_buffers[loopc].vcd_frm.
+					   dec_pic_buffers[index].vcd_frm.
 					   alloc_len);
 			}
 			break;
diff --git a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_properties.c b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_properties.c
index 17c2028..d1b1952 100644
--- a/drivers/video/msm/vidc/720p/ddl/vcd_ddl_properties.c
+++ b/drivers/video/msm/vidc/720p/ddl/vcd_ddl_properties.c
@@ -365,6 +365,18 @@
 			}
 			break;
 		}
+	case VCD_I_DEC_PICTYPE:
+		{
+			if ((sizeof(u32) == property_hdr->sz) &&
+				DDLCLIENT_STATE_IS(ddl, DDL_CLIENT_OPEN)) {
+				decoder->idr_only_decoding =
+					*(u32 *)property_value;
+				ddl_set_default_decoder_buffer_req(
+						decoder, true);
+				vcd_status = VCD_S_SUCCESS;
+			}
+		}
+		break;
 	case VCD_I_FRAME_RATE:
 		{
 			vcd_status = VCD_S_SUCCESS;
@@ -1462,6 +1474,7 @@
 	decoder->client_frame_size.stride = 176;
 	decoder->client_frame_size.scan_lines = 144;
 	decoder->progressive_only = 1;
+	decoder->idr_only_decoding = 0;
 	decoder->profile.profile = VCD_PROFILE_UNKNOWN;
 	decoder->level.level = VCD_LEVEL_UNKNOWN;
 	decoder->output_order = VCD_DEC_ORDER_DISPLAY;
@@ -1689,18 +1702,24 @@
 		min_dpb = decoder->min_dpb_num;
 	}
 
+	if (decoder->idr_only_decoding)
+		min_dpb = 1;
+
 	memset(output_buf_req, 0, sizeof(struct vcd_buffer_requirement));
 
 	output_buf_req->min_count = min_dpb;
 
 	num_mb = DDL_NO_OF_MB(frame_size->width, frame_size->height);
-	if (num_mb >= DDL_WVGA_MBS) {
-		output_buf_req->actual_count = min_dpb + 2;
-		if (output_buf_req->actual_count < 10)
-			output_buf_req->actual_count = 10;
-	} else
-		output_buf_req->actual_count = min_dpb + 5;
-
+	if (decoder->idr_only_decoding) {
+		output_buf_req->actual_count = output_buf_req->min_count;
+	} else {
+		if (num_mb >= DDL_WVGA_MBS) {
+			output_buf_req->actual_count = min_dpb + 2;
+			if (output_buf_req->actual_count < 10)
+				output_buf_req->actual_count = 10;
+		} else
+			output_buf_req->actual_count = min_dpb + 5;
+	}
 	output_buf_req->max_count = DDL_MAX_BUFFER_COUNT;
 	output_buf_req->sz = y_cb_cr_size;
 	if (decoder->buf_format.buffer_format != VCD_BUFFER_FORMAT_NV12)
diff --git a/include/media/msm_camera.h b/include/media/msm_camera.h
index 384c3ca..65ca534 100644
--- a/include/media/msm_camera.h
+++ b/include/media/msm_camera.h
@@ -13,6 +13,9 @@
 #include <linux/time.h>
 #endif
 
+#ifdef __KERNEL__
+#include <linux/ion.h>
+#endif
 #define MSM_CAM_IOCTL_MAGIC 'm'
 
 #define MSM_CAM_IOCTL_GET_SENSOR_INFO \
@@ -522,6 +525,9 @@
 	uint32_t frame_id;
 	int stcam_quality_ind;
 	uint32_t stcam_conv_value;
+
+	struct ion_allocation_data ion_alloc;
+	struct ion_fd_data fd_data;
 };
 
 enum msm_st_frame_packing {
diff --git a/sound/soc/msm/msm-pcm-afe.c b/sound/soc/msm/msm-pcm-afe.c
index a34b774..01b8463 100644
--- a/sound/soc/msm/msm-pcm-afe.c
+++ b/sound/soc/msm/msm-pcm-afe.c
@@ -149,8 +149,6 @@
 			}
 			case AFE_EVENT_RTPORT_STOP:
 				pr_debug("%s: event!=0\n", __func__);
-				prtd->start = 0;
-				snd_pcm_stop(substream, SNDRV_PCM_STATE_SETUP);
 				break;
 			case AFE_EVENT_RTPORT_LOW_WM:
 				pr_debug("%s: Underrun\n", __func__);
@@ -215,8 +213,6 @@
 		}
 		case AFE_EVENT_RTPORT_STOP:
 			pr_debug("%s: event!=0\n", __func__);
-			prtd->start = 0;
-			snd_pcm_stop(substream, SNDRV_PCM_STATE_SETUP);
 			break;
 		case AFE_EVENT_RTPORT_LOW_WM:
 			pr_debug("%s: Underrun\n", __func__);