Merge "msm8974: Update PPID to APID SPMI mapping in device tree" into msm-3.4
diff --git a/arch/arm/boot/dts/msm-iommu.dtsi b/arch/arm/boot/dts/msm-iommu.dtsi
index 0e2ddce9..e907de8 100755
--- a/arch/arm/boot/dts/msm-iommu.dtsi
+++ b/arch/arm/boot/dts/msm-iommu.dtsi
@@ -23,7 +23,7 @@
 
 		qcom,iommu-ctx@fda6c000 {
 			reg = <0xfda6c000 0x1000>;
-			interrupts = <0 69 0>;
+			interrupts = <0 70 0>;
 			qcom,iommu-ctx-sids = <0>;
 			label = "jpeg_enc0";
 		};
@@ -37,7 +37,7 @@
 
 		qcom,iommu-ctx@fda6e000 {
 			reg = <0xfda6e000 0x1000>;
-			interrupts = <0 71 0>;
+			interrupts = <0 70 0>;
 			qcom,iommu-ctx-sids = <2>;
 			label = "jpeg_dec";
 		};
@@ -55,7 +55,7 @@
 
 		qcom,iommu-ctx@fd930000 {
 			reg = <0xfd930000 0x1000>;
-			interrupts = <0 46 0>;
+			interrupts = <0 47 0>;
 			qcom,iommu-ctx-sids = <0>;
 			label = "mdp_0";
 		};
@@ -81,7 +81,7 @@
 
 		qcom,iommu-ctx@fdc8c000 {
 			reg = <0xfdc8c000 0x1000>;
-			interrupts = <0 43 0>;
+			interrupts = <0 42 0>;
 			qcom,iommu-ctx-sids = <0 1 2 3 4 5>;
 			label = "venus_ns";
 		};
@@ -95,7 +95,7 @@
 
 		qcom,iommu-ctx@fdc8e000 {
 			reg = <0xfdc8e000 0x1000>;
-			interrupts = <0 41 0>;
+			interrupts = <0 42 0>;
 			qcom,iommu-ctx-sids = <0xc0 0xc6>;
 			label = "venus_fw";
 		};
@@ -114,7 +114,7 @@
 
 		qcom,iommu-ctx@fdb18000 {
 			reg = <0xfdb18000 0x1000>;
-			interrupts = <0 240 0>;
+			interrupts = <0 241 0>;
 			qcom,iommu-ctx-sids = <0>;
 			label = "gfx3d_user";
 		};
@@ -139,7 +139,7 @@
 
 		qcom,iommu-ctx@fda4c000 {
 			reg = <0xfda4c000 0x1000>;
-			interrupts = <0 64 0>;
+			interrupts = <0 65 0>;
 			qcom,iommu-ctx-sids = <0>;
 			label = "vfe0";
 		};
@@ -153,7 +153,7 @@
 
 		qcom,iommu-ctx@fda4e000 {
 			reg = <0xfda4e000 0x1000>;
-			interrupts = <0 66 0>;
+			interrupts = <0 65 0>;
 			qcom,iommu-ctx-sids = <2>;
 			label = "cpp";
 		};
diff --git a/arch/arm/boot/dts/msm8974-sim.dts b/arch/arm/boot/dts/msm8974-sim.dts
index 8cd925e..d5368fa 100644
--- a/arch/arm/boot/dts/msm8974-sim.dts
+++ b/arch/arm/boot/dts/msm8974-sim.dts
@@ -34,3 +34,65 @@
 		status = "ok";
 	};
 };
+
+&jpeg_iommu {
+		qcom,iommu-ctx@fda6c000 {
+			interrupts = <0 69 0>;
+		};
+
+		qcom,iommu-ctx@fda6d000 {
+			interrupts = <0 70 0>;
+		};
+
+		qcom,iommu-ctx@fda6e000 {
+			interrupts = <0 71 0>;
+		};
+};
+
+&mdp_iommu {
+		qcom,iommu-ctx@fd930000 {
+			interrupts = <0 46 0>;
+		};
+
+		qcom,iommu-ctx@fd931000 {
+			interrupts = <0 47 0>;
+		};
+};
+
+&venus_iommu {
+		qcom,iommu-ctx@fdc8c000 {
+			interrupts = <0 43 0>;
+		};
+
+		qcom,iommu-ctx@fdc8d000 {
+			interrupts = <0 42 0>;
+		};
+
+		qcom,iommu-ctx@fdc8e000 {
+			interrupts = <0 41 0>;
+		};
+};
+
+&kgsl_iommu {
+		qcom,iommu-ctx@fdb18000 {
+			interrupts = <0 240 0>;
+		};
+
+		qcom,iommu-ctx@fdb19000 {
+			interrupts = <0 241 0>;
+		};
+};
+
+&vfe_iommu {
+		qcom,iommu-ctx@fda4c000 {
+			interrupts = <0 64 0>;
+		};
+
+		qcom,iommu-ctx@fda4d000 {
+			interrupts = <0 65 0>;
+		};
+
+		qcom,iommu-ctx@fda4e000 {
+			interrupts = <0 66 0>;
+		};
+};
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index 5e3a980..ce19336 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -287,7 +287,7 @@
 obj-$(CONFIG_MACH_MPQ8064_DTV) += board-8064-all.o board-8064-regulator.o
 obj-$(CONFIG_ARCH_MSM9615) += board-9615.o devices-9615.o board-9615-regulator.o board-9615-gpiomux.o board-9615-storage.o board-9615-display.o
 obj-$(CONFIG_ARCH_MSM9615) += clock-local.o clock-9615.o acpuclock-9615.o clock-rpm.o clock-pll.o
-obj-$(CONFIG_ARCH_MSM8974) += board-8974.o board-dt.o board-8974-gpiomux.o
+obj-$(CONFIG_ARCH_MSM8974) += board-8974.o board-dt.o board-8974-regulator.o board-8974-gpiomux.o
 obj-$(CONFIG_ARCH_MSM8974) += acpuclock-8974.o
 obj-$(CONFIG_ARCH_MSM8974) += clock-local2.o clock-pll.o clock-8974.o clock-rpm.o clock-voter.o
 obj-$(CONFIG_ARCH_MSM8974) += gdsc.o
diff --git a/arch/arm/mach-msm/board-8064-display.c b/arch/arm/mach-msm/board-8064-display.c
index 330d7a8..da0fd31 100644
--- a/arch/arm/mach-msm/board-8064-display.c
+++ b/arch/arm/mach-msm/board-8064-display.c
@@ -626,14 +626,17 @@
 
 static int lvds_pixel_remap(void)
 {
+	u32 ver = socinfo_get_version();
+
 	if (machine_is_apq8064_cdp() ||
 	    machine_is_apq8064_liquid()) {
-		u32 ver = socinfo_get_version();
 		if ((SOCINFO_VERSION_MAJOR(ver) == 1) &&
 		    (SOCINFO_VERSION_MINOR(ver) == 0))
 			return LVDS_PIXEL_MAP_PATTERN_1;
 	} else if (machine_is_mpq8064_dtv()) {
-		return LVDS_PIXEL_MAP_PATTERN_2;
+		if ((SOCINFO_VERSION_MAJOR(ver) == 1) &&
+		    (SOCINFO_VERSION_MINOR(ver) == 0))
+			return LVDS_PIXEL_MAP_PATTERN_2;
 	}
 	return 0;
 }
diff --git a/arch/arm/mach-msm/board-8974-regulator.c b/arch/arm/mach-msm/board-8974-regulator.c
new file mode 100644
index 0000000..1a41f09
--- /dev/null
+++ b/arch/arm/mach-msm/board-8974-regulator.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2012, Code Aurora Forum. 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
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/regulator/stub-regulator.h>
+
+#define VREG_CONSUMERS(_name) \
+	static struct regulator_consumer_supply vreg_consumers_##_name[]
+
+/*
+ * Consumer specific regulator names:
+ *			 regulator name		consumer dev_name
+ */
+VREG_CONSUMERS(K0) = {
+	REGULATOR_SUPPLY("krait0",		"f9000000.qcom,acpuclk"),
+};
+VREG_CONSUMERS(K1) = {
+	REGULATOR_SUPPLY("krait1",		"f9000000.qcom,acpuclk"),
+};
+VREG_CONSUMERS(K2) = {
+	REGULATOR_SUPPLY("krait2",		"f9000000.qcom,acpuclk"),
+};
+VREG_CONSUMERS(K3) = {
+	REGULATOR_SUPPLY("krait3",		"f9000000.qcom,acpuclk"),
+};
+
+#define PM8X41_VREG_INIT(_id, _name, _min_uV, _max_uV, _modes, _ops, \
+			 _always_on, _supply_regulator, _hpm_min, _system_uA)  \
+	struct stub_regulator_pdata vreg_dev_##_id##_pdata __devinitdata = { \
+		.init_data = { \
+			.constraints = { \
+				.valid_modes_mask	= _modes, \
+				.valid_ops_mask		= _ops, \
+				.min_uV			= _min_uV, \
+				.max_uV			= _max_uV, \
+				.input_uV		= _max_uV, \
+				.apply_uV		= 0,	\
+				.always_on		= _always_on, \
+				.name			= _name, \
+			}, \
+			.num_consumer_supplies	= \
+					ARRAY_SIZE(vreg_consumers_##_id), \
+			.consumer_supplies	= vreg_consumers_##_id, \
+			.supply_regulator	= _supply_regulator, \
+		}, \
+		.hpm_min_load		= _hpm_min, \
+		.system_uA		= _system_uA, \
+	}
+
+#define KRAIT_PWR(_id, _name, _always_on, _min_uV, _max_uV, \
+		_supply_regulator, _hpm_min, _system_uA) \
+	PM8X41_VREG_INIT(_id, _name, _min_uV, _max_uV, REGULATOR_MODE_NORMAL \
+		| REGULATOR_MODE_IDLE, REGULATOR_CHANGE_VOLTAGE | \
+		REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_MODE | \
+		REGULATOR_CHANGE_DRMS, _always_on, \
+		_supply_regulator, _hpm_min, _system_uA)
+
+/*	 ID      name     a_on  min_uV   max_uV  supply  hpm_min sys_uA  */
+KRAIT_PWR(K0, "krait0", 0, 850000,  1100000, NULL,     100000, 0);
+KRAIT_PWR(K1, "krait1", 0, 850000,  1100000, NULL,     100000, 0);
+KRAIT_PWR(K2, "krait2", 0, 850000,  1100000, NULL,     100000, 0);
+KRAIT_PWR(K3, "krait3", 0, 850000,  1100000, NULL,     100000, 0);
+
+#define VREG_DEVICE(_name, _devid) \
+	static struct platform_device vreg_device_##_name __devinitdata = \
+	{ \
+		.name = STUB_REGULATOR_DRIVER_NAME, \
+		.id = _devid, \
+		.dev = { .platform_data = &vreg_dev_##_name##_pdata }, \
+	}
+
+VREG_DEVICE(K0, 0);
+VREG_DEVICE(K1, 1);
+VREG_DEVICE(K2, 2);
+VREG_DEVICE(K3, 3);
+
+struct platform_device *msm_8974_stub_regulator_devices[] __devinitdata = {
+	&vreg_device_K0,
+	&vreg_device_K1,
+	&vreg_device_K2,
+	&vreg_device_K3,
+};
+
+int msm_8974_stub_regulator_devices_len __devinitdata =
+			ARRAY_SIZE(msm_8974_stub_regulator_devices);
diff --git a/arch/arm/mach-msm/board-8974.c b/arch/arm/mach-msm/board-8974.c
index 388307b..3a3e208 100644
--- a/arch/arm/mach-msm/board-8974.c
+++ b/arch/arm/mach-msm/board-8974.c
@@ -24,8 +24,8 @@
 #ifdef CONFIG_ANDROID_PMEM
 #include <linux/android_pmem.h>
 #endif
+#include <linux/regulator/stub-regulator.h>
 #include <linux/regulator/machine.h>
-#include <linux/regulator/krait-regulator.h>
 #include <linux/msm_thermal.h>
 #include <asm/mach/map.h>
 #include <asm/hardware/gic.h>
@@ -413,6 +413,8 @@
 {
 	platform_device_register(&msm_device_smd_8974);
 	platform_device_register(&android_usb_device);
+	platform_add_devices(msm_8974_stub_regulator_devices,
+					msm_8974_stub_regulator_devices_len);
 }
 
 /*
@@ -429,7 +431,7 @@
 	msm_lpmrs_module_init();
 	rpm_regulator_smd_driver_init();
 	msm_spm_device_init();
-	krait_power_init();
+	regulator_stub_init();
 	if (machine_is_msm8974_rumi())
 		msm_clock_init(&msm8974_rumi_clock_init_data);
 	else
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index 38f1170..7ddf88e 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -2629,7 +2629,12 @@
 #define USER_SMI_SIZE         (MSM_SMI_SIZE - KERNEL_SMI_SIZE)
 #define MSM_PMEM_SMIPOOL_SIZE USER_SMI_SIZE
 
+#ifdef CONFIG_MSM_CP
 #define MSM_ION_HOLE_SIZE	SZ_128K /* (128KB) */
+#else
+#define MSM_ION_HOLE_SIZE	0
+#endif
+
 #define MSM_MM_FW_SIZE		(0x200000 - MSM_ION_HOLE_SIZE) /*(2MB-128KB)*/
 #define MSM_ION_MM_SIZE		0x3800000  /* (56MB) */
 #define MSM_ION_MFC_SIZE	SZ_8K
@@ -2639,6 +2644,14 @@
 #define MSM_ION_MM_BASE		(MSM_ION_HOLE_BASE + MSM_ION_HOLE_SIZE)
 #define MSM_ION_MFC_BASE	(MSM_ION_MM_BASE + MSM_ION_MM_SIZE)
 
+#ifdef CONFIG_MSM_CP
+#define SECURE_BASE	(MSM_ION_HOLE_BASE)
+#define SECURE_SIZE	(MSM_ION_MM_SIZE + MSM_ION_HOLE_SIZE)
+#else
+#define SECURE_BASE	(MSM_MM_FW_BASE)
+#define SECURE_SIZE	(MSM_ION_MM_SIZE + MSM_MM_FW_SIZE)
+#endif
+
 #define MSM_ION_SF_SIZE		0x4000000 /* 64MB */
 #define MSM_ION_CAMERA_SIZE     MSM_PMEM_ADSP_SIZE
 
@@ -5293,8 +5306,8 @@
 	.request_region = request_smi_region,
 	.release_region = release_smi_region,
 	.setup_region = setup_smi_region,
-	.secure_base = MSM_ION_HOLE_BASE,
-	.secure_size = MSM_ION_HOLE_SIZE + MSM_ION_MM_SIZE,
+	.secure_base = SECURE_BASE,
+	.secure_size = SECURE_SIZE,
 	.iommu_map_all = 1,
 	.iommu_2x_map_domain = VIDEO_DOMAIN,
 };
diff --git a/arch/arm/mach-msm/clock-8960.c b/arch/arm/mach-msm/clock-8960.c
index 21b6c0a..df5f748 100644
--- a/arch/arm/mach-msm/clock-8960.c
+++ b/arch/arm/mach-msm/clock-8960.c
@@ -3527,6 +3527,12 @@
 static unsigned long fmax_gfx3d_8930[MAX_VDD_LEVELS] __initdata = {
 	[VDD_DIG_LOW]     = 192000000,
 	[VDD_DIG_NOMINAL] = 320000000,
+	[VDD_DIG_HIGH]    = 400000000
+};
+
+static unsigned long fmax_gfx3d_8930aa[MAX_VDD_LEVELS] __initdata = {
+	[VDD_DIG_LOW]     = 192000000,
+	[VDD_DIG_NOMINAL] = 320000000,
 	[VDD_DIG_HIGH]    = 450000000
 };
 
@@ -6481,12 +6487,15 @@
 	 * Change the freq tables and voltage requirements for
 	 * clocks which differ between 8960 and 8930.
 	 */
-	if (cpu_is_msm8930() || cpu_is_msm8930aa() || cpu_is_msm8627()) {
-		gfx3d_clk.freq_tbl = clk_tbl_gfx3d_8930;
-
+	if (cpu_is_msm8930() || cpu_is_msm8627()) {
 		memcpy(gfx3d_clk.c.fmax, fmax_gfx3d_8930,
 		       sizeof(gfx3d_clk.c.fmax));
-
+	} else if (cpu_is_msm8930aa()) {
+		memcpy(gfx3d_clk.c.fmax, fmax_gfx3d_8930aa,
+		       sizeof(gfx3d_clk.c.fmax));
+	}
+	if (cpu_is_msm8930() || cpu_is_msm8930aa() || cpu_is_msm8627()) {
+		gfx3d_clk.freq_tbl = clk_tbl_gfx3d_8930;
 		pll15_clk.c.rate = 900000000;
 		gmem_axi_clk.c.depends = &gfx3d_axi_clk_8930.c;
 	}
diff --git a/arch/arm/mach-msm/clock-debug.c b/arch/arm/mach-msm/clock-debug.c
index 099b012..807d587 100644
--- a/arch/arm/mach-msm/clock-debug.c
+++ b/arch/arm/mach-msm/clock-debug.c
@@ -250,6 +250,40 @@
 	.release	= seq_release,
 };
 
+static int fmax_rates_show(struct seq_file *m, void *unused)
+{
+	struct clk *clock = m->private;
+	int level = 0;
+
+	int vdd_level = find_vdd_level(clock, clock->rate);
+	if (vdd_level < 0) {
+		seq_printf(m, "could not find_vdd_level for %s, %ld\n",
+			clock->dbg_name, clock->rate);
+		return 0;
+	}
+	for (level = 0; level < ARRAY_SIZE(clock->fmax); level++) {
+		if (vdd_level == level)
+			seq_printf(m, "[%lu] ", clock->fmax[level]);
+		else
+			seq_printf(m, "%lu ", clock->fmax[level]);
+	}
+	seq_printf(m, "\n");
+
+	return 0;
+}
+
+static int fmax_rates_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, fmax_rates_show, inode->i_private);
+}
+
+static const struct file_operations fmax_rates_fops = {
+	.open		= fmax_rates_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= seq_release,
+};
+
 int __init clock_debug_add(struct clk *clock)
 {
 	char temp[50], *ptr;
@@ -293,6 +327,11 @@
 				S_IRUGO, clk_dir, clock, &list_rates_fops))
 			goto error;
 
+	if (clock->vdd_class && !debugfs_create_file("fmax_rates",
+				S_IRUGO, clk_dir, clock, &fmax_rates_fops))
+			goto error;
+
+
 	return 0;
 error:
 	debugfs_remove_recursive(clk_dir);
diff --git a/arch/arm/mach-msm/clock.c b/arch/arm/mach-msm/clock.c
index da8c3a9..f605c1f 100644
--- a/arch/arm/mach-msm/clock.c
+++ b/arch/arm/mach-msm/clock.c
@@ -33,7 +33,7 @@
 static LIST_HEAD(handoff_list);
 
 /* Find the voltage level required for a given rate. */
-static int find_vdd_level(struct clk *clk, unsigned long rate)
+int find_vdd_level(struct clk *clk, unsigned long rate)
 {
 	int level;
 
diff --git a/arch/arm/mach-msm/clock.h b/arch/arm/mach-msm/clock.h
index ff0e973..d88466d 100644
--- a/arch/arm/mach-msm/clock.h
+++ b/arch/arm/mach-msm/clock.h
@@ -175,6 +175,7 @@
 void msm_clock_init(struct clock_init_data *data);
 int vote_vdd_level(struct clk_vdd_class *vdd_class, int level);
 int unvote_vdd_level(struct clk_vdd_class *vdd_class, int level);
+int find_vdd_level(struct clk *clk, unsigned long rate);
 
 #ifdef CONFIG_DEBUG_FS
 int clock_debug_init(struct clock_init_data *data);
diff --git a/arch/arm/mach-msm/krait-regulator.c b/arch/arm/mach-msm/krait-regulator.c
index 63b00c2..e6e9acc 100644
--- a/arch/arm/mach-msm/krait-regulator.c
+++ b/arch/arm/mach-msm/krait-regulator.c
@@ -61,7 +61,6 @@
 #define PMIC_VOLTAGE_MIN		350000
 #define PMIC_VOLTAGE_MAX		1355000
 #define LV_RANGE_STEP			5000
-#define LV_RANGE_MIN			80000
 
 /* use LDO for core voltage below LDO_THRESH */
 #define CORE_VOLTAGE_LDO_THRESH		750000
@@ -291,7 +290,7 @@
 		uV = PMIC_VOLTAGE_MAX;
 	}
 
-	setpoint = DIV_ROUND_UP(uV - LV_RANGE_MIN, LV_RANGE_STEP);
+	setpoint = DIV_ROUND_UP(uV, LV_RANGE_STEP);
 	return msm_spm_apcs_set_vdd(setpoint);
 }
 
diff --git a/arch/arm/mach-msm/pm-8x60.c b/arch/arm/mach-msm/pm-8x60.c
index e203667..d73764f 100644
--- a/arch/arm/mach-msm/pm-8x60.c
+++ b/arch/arm/mach-msm/pm-8x60.c
@@ -819,7 +819,7 @@
 		msm_pm_power_collapse_standalone(false);
 	else if (allow[MSM_PM_SLEEP_MODE_RETENTION])
 		msm_pm_retention();
-	else if (allow[MSM_PM_SLEEP_MODE_WAIT_FOR_INTERRUPT])
+	else
 		msm_pm_swfi();
 }
 
diff --git a/drivers/media/video/msm/msm_mctl.c b/drivers/media/video/msm/msm_mctl.c
index a8d74a7..b7f6b08 100644
--- a/drivers/media/video/msm/msm_mctl.c
+++ b/drivers/media/video/msm/msm_mctl.c
@@ -197,6 +197,20 @@
 	return rc;
 }
 
+static uint8_t msm_sensor_state_check(
+	struct msm_cam_media_controller *p_mctl)
+{
+	struct msm_sensor_ctrl_t *s_ctrl = NULL;
+	if (!p_mctl)
+		return 0;
+	if (!p_mctl->sensor_sdev)
+		return 0;
+	s_ctrl = get_sctrl(p_mctl->sensor_sdev);
+	if (s_ctrl->sensor_state == MSM_SENSOR_POWER_UP)
+		return 1;
+	return 0;
+}
+
 /* called by the server or the config nodes to handle user space
 	commands*/
 static int msm_mctl_cmd(struct msm_cam_media_controller *p_mctl,
@@ -370,7 +384,8 @@
 			ERR_COPY_FROM_USER();
 			rc = -EFAULT;
 		} else {
-			rc = msm_flash_ctrl(p_mctl->sdata, &flash_info);
+			if (msm_sensor_state_check(p_mctl))
+				rc = msm_flash_ctrl(p_mctl->sdata, &flash_info);
 		}
 		break;
 	}
diff --git a/drivers/media/video/msm/sensors/msm_sensor.c b/drivers/media/video/msm/sensors/msm_sensor.c
index f687573..c6489c2 100644
--- a/drivers/media/video/msm/sensors/msm_sensor.c
+++ b/drivers/media/video/msm/sensors/msm_sensor.c
@@ -408,6 +408,8 @@
 {
 	struct msm_sensor_ctrl_t *s_ctrl = get_sctrl(sd);
 	void __user *argp = (void __user *)arg;
+	if (s_ctrl->sensor_state == MSM_SENSOR_POWER_DOWN)
+		return -EINVAL;
 	switch (cmd) {
 	case VIDIOC_MSM_SENSOR_CFG:
 		return s_ctrl->func_tbl->sensor_config(s_ctrl, argp);
@@ -1601,6 +1603,7 @@
 	if (rc > 0)
 		rc = 0;
 	s_ctrl->func_tbl->sensor_power_down(s_ctrl);
+	s_ctrl->sensor_state = MSM_SENSOR_POWER_DOWN;
 	return rc;
 }
 
@@ -1698,6 +1701,7 @@
 		if (rc < 0) {
 			pr_err("%s: %s power_up failed rc = %d\n", __func__,
 				s_ctrl->sensordata->sensor_name, rc);
+			s_ctrl->sensor_state = MSM_SENSOR_POWER_DOWN;
 		} else {
 			if (s_ctrl->func_tbl->sensor_match_id)
 				rc = s_ctrl->func_tbl->sensor_match_id(s_ctrl);
@@ -1712,10 +1716,13 @@
 					pr_err("%s: %s power_down failed\n",
 					__func__,
 					s_ctrl->sensordata->sensor_name);
+				s_ctrl->sensor_state = MSM_SENSOR_POWER_DOWN;
 			}
+			s_ctrl->sensor_state = MSM_SENSOR_POWER_UP;
 		}
 	} else {
 		rc = s_ctrl->func_tbl->sensor_power_down(s_ctrl);
+		s_ctrl->sensor_state = MSM_SENSOR_POWER_DOWN;
 	}
 	mutex_unlock(s_ctrl->msm_sensor_mutex);
 	return rc;
diff --git a/drivers/media/video/msm/sensors/msm_sensor.h b/drivers/media/video/msm/sensors/msm_sensor.h
index dc394e1..64d19e6 100644
--- a/drivers/media/video/msm/sensors/msm_sensor.h
+++ b/drivers/media/video/msm/sensors/msm_sensor.h
@@ -156,6 +156,11 @@
 	uint8_t is_csic;
 };
 
+enum msm_sensor_state {
+	MSM_SENSOR_POWER_UP,
+	MSM_SENSOR_POWER_DOWN,
+};
+
 struct msm_sensor_ctrl_t {
 	struct  msm_camera_sensor_info *sensordata;
 	struct i2c_client *msm_sensor_client;
@@ -196,6 +201,7 @@
 	struct regulator **reg_ptr;
 	struct clk *cam_clk;
 	long clk_rate;
+	enum msm_sensor_state sensor_state;
 };
 
 void msm_sensor_start_stream(struct msm_sensor_ctrl_t *s_ctrl);
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index b5ffe94..b1b8892 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1414,31 +1414,6 @@
 }
 
 /*
- * Save ios settings
- */
-static void mmc_save_ios(struct mmc_host *host)
-{
-	BUG_ON(!host);
-
-	mmc_host_clk_hold(host);
-
-	memcpy(&host->saved_ios, &host->ios, sizeof(struct mmc_ios));
-
-	mmc_host_clk_release(host);
-}
-
-/*
- * Restore ios setting
- */
-static void mmc_restore_ios(struct mmc_host *host)
-{
-	BUG_ON(!host);
-
-	memcpy(&host->ios, &host->saved_ios, sizeof(struct mmc_ios));
-	mmc_set_ios(host);
-}
-
-/*
  * Suspend callback from host.
  */
 static int mmc_suspend(struct mmc_host *host)
@@ -1449,7 +1424,6 @@
 	BUG_ON(!host->card);
 
 	mmc_claim_host(host);
-	mmc_save_ios(host);
 	if (mmc_can_poweroff_notify(host->card) &&
 		(host->caps2 & MMC_CAP2_POWER_OFF_VCCQ_DURING_SUSPEND)) {
 		err = mmc_poweroff_notify(host, MMC_PW_OFF_NOTIFY_SHORT);
@@ -1489,11 +1463,7 @@
 	BUG_ON(!host->card);
 
 	mmc_claim_host(host);
-	if (mmc_card_is_sleep(host->card)) {
-		mmc_restore_ios(host);
-		err = mmc_card_awake(host);
-	} else
-		err = mmc_init_card(host, host->ocr, host->card);
+	err = mmc_init_card(host, host->ocr, host->card);
 	mmc_release_host(host);
 
 	return err;
diff --git a/drivers/video/msm/lvds.c b/drivers/video/msm/lvds.c
index 2987e2f..13bb9e3 100644
--- a/drivers/video/msm/lvds.c
+++ b/drivers/video/msm/lvds.c
@@ -173,7 +173,7 @@
 			/* MDP_LCDC_LVDS_MUX_CTL_FOR_D1_6_TO_4 */
 			MDP_OUTP(MDP_BASE +  0xc2020, 0x00090a0b);
 			/* MDP_LCDC_LVDS_MUX_CTL_FOR_D2_3_TO_0 */
-			MDP_OUTP(MDP_BASE +  0xc2024, 0x151a191a);
+			MDP_OUTP(MDP_BASE +  0xc2024, 0x1518191a);
 			/* MDP_LCDC_LVDS_MUX_CTL_FOR_D2_6_TO_4 */
 			MDP_OUTP(MDP_BASE +  0xc2028, 0x00121314);
 			/* MDP_LCDC_LVDS_MUX_CTL_FOR_D3_3_TO_0 */
diff --git a/drivers/video/msm/mdp4.h b/drivers/video/msm/mdp4.h
index 767332a..cf8a9b2 100644
--- a/drivers/video/msm/mdp4.h
+++ b/drivers/video/msm/mdp4.h
@@ -874,9 +874,6 @@
 int mdp4_overlay_writeback_on(struct platform_device *pdev);
 int mdp4_overlay_writeback_off(struct platform_device *pdev);
 void mdp4_writeback_overlay(struct msm_fb_data_type *mfd);
-void mdp4_writeback_kickoff_video(struct msm_fb_data_type *mfd,
-		struct mdp4_overlay_pipe *pipe);
-void mdp4_writeback_dma_busy_wait(struct msm_fb_data_type *mfd);
 void mdp4_overlay1_done_writeback(struct mdp_dma_data *dma);
 
 int mdp4_writeback_start(struct fb_info *info);
@@ -918,4 +915,20 @@
 	unsigned long srcp0_addr, unsigned long srcp1_addr,
 	unsigned long srcp2_addr);
 
+#ifndef CONFIG_FB_MSM_WRITEBACK_MSM_PANEL
+static inline void mdp4_writeback_dma_busy_wait(struct msm_fb_data_type *mfd)
+{
+	/* empty */
+}
+static inline void mdp4_writeback_kickoff_video(struct msm_fb_data_type *mfd,
+		struct mdp4_overlay_pipe *pipe)
+{
+	/* empty */
+}
+#else
+void mdp4_writeback_dma_busy_wait(struct msm_fb_data_type *mfd);
+void mdp4_writeback_kickoff_video(struct msm_fb_data_type *mfd,
+		struct mdp4_overlay_pipe *pipe);
+#endif
+
 #endif /* MDP_H */
diff --git a/drivers/video/msm/mdp4_overlay.c b/drivers/video/msm/mdp4_overlay.c
index 9fe5214..a6ffe82 100644
--- a/drivers/video/msm/mdp4_overlay.c
+++ b/drivers/video/msm/mdp4_overlay.c
@@ -3039,7 +3039,8 @@
 		return 0;
 	}
 
-	if (ctrl->panel_mode & MDP4_PANEL_MDDI)
+	if (pipe->mixer_num == MDP4_MIXER2 ||
+					ctrl->panel_mode & MDP4_PANEL_MDDI)
 		mutex_lock(&mfd->dma->ov_mutex);
 
 	img = &req->data;
@@ -3147,7 +3148,9 @@
 		}
 	}
 
-	if (ctrl->panel_mode & MDP4_PANEL_MDDI)
+
+	if (pipe->mixer_num == MDP4_MIXER2 ||
+				ctrl->panel_mode & MDP4_PANEL_MDDI)
 		goto mddi;
 
 	if (pipe->mixer_num == MDP4_MIXER0) {
@@ -3177,25 +3180,21 @@
 		mdp4_overlay_rgb_setup(pipe);	/* rgb pipe */
 	}
 
-	if (pipe->mixer_num != MDP4_MIXER2) {
-		if ((ctrl->panel_mode & MDP4_PANEL_DTV) ||
-			(ctrl->panel_mode & MDP4_PANEL_LCDC) ||
-			(ctrl->panel_mode & MDP4_PANEL_DSI_VIDEO))
-			mdp4_overlay_reg_flush(pipe, 1);
-	}
-
 	mdp4_mixer_stage_up(pipe);
-	if (!(pipe->flags & MDP_OV_PLAY_NOWAIT))
+
+	if (pipe->mixer_num == MDP4_MIXER2) {
+		ctrl->mixer2_played++;
+		if (ctrl->panel_mode & MDP4_PANEL_WRITEBACK) {
+			mdp4_writeback_dma_busy_wait(mfd);
+			mdp4_writeback_kickoff_video(mfd, pipe);
+		}
+	} else if (ctrl->panel_mode & MDP4_PANEL_MDDI) {
+		if (pipe->flags & MDP_OV_PLAY_NOWAIT) {
+			mdp4_stat.overlay_play[pipe->mixer_num]++;
+			mutex_unlock(&mfd->dma->ov_mutex);
+			goto end;
+		}
 		mdp4_mixer_stage_commit(pipe->mixer_num);
-
-
-	if (pipe->flags & MDP_OV_PLAY_NOWAIT) {
-		mdp4_stat.overlay_play[pipe->mixer_num]++;
-		mutex_unlock(&mfd->dma->ov_mutex);
-		goto end;
-	}
-
-	if (ctrl->panel_mode & MDP4_PANEL_MDDI) {
 		mdp4_mddi_dma_busy_wait(mfd);
 		mdp4_mddi_kickoff_video(mfd, pipe);
 	}
diff --git a/drivers/video/msm/mdp4_overlay_dsi_video.c b/drivers/video/msm/mdp4_overlay_dsi_video.c
index 340faa2..851a9ad 100644
--- a/drivers/video/msm/mdp4_overlay_dsi_video.c
+++ b/drivers/video/msm/mdp4_overlay_dsi_video.c
@@ -329,6 +329,27 @@
 	wait_for_completion(&vctrl->dmap_comp);
 }
 
+
+static void mdp4_dsi_video_wait4dmap_done(int cndx)
+{
+	unsigned long flags;
+	struct vsycn_ctrl *vctrl;
+
+	if (cndx >= MAX_CONTROLLER) {
+		pr_err("%s: out or range: cndx=%d\n", __func__, cndx);
+		return;
+	}
+	vctrl = &vsync_ctrl_db[cndx];
+
+	spin_lock_irqsave(&vctrl->spin_lock, flags);
+	INIT_COMPLETION(vctrl->dmap_comp);
+	vsync_irq_enable(INTR_DMA_P_DONE, MDP_DMAP_TERM);
+	spin_unlock_irqrestore(&vctrl->spin_lock, flags);
+	mdp4_dsi_video_wait4dmap(cndx);
+	vsync_irq_disable(INTR_DMA_P_DONE, MDP_DMAP_TERM);
+}
+
+
 static void mdp4_dsi_video_wait4ov(int cndx)
 {
 	struct vsycn_ctrl *vctrl;
@@ -492,20 +513,13 @@
 		pipe = vctrl->base_pipe;
 	}
 
-#ifdef CONTINUOUS_SPLASH
-	/* MDP cmd block enable */
-	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
-
 	if (!(mfd->cont_splash_done)) {
 		mfd->cont_splash_done = 1;
-		mdp_pipe_ctrl(MDP_CMD_BLOCK,
-			      MDP_BLOCK_POWER_OFF, FALSE);
-		mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
-		/* disable timing generator */
+		mdp4_dsi_video_wait4dmap_done(0);
 		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
 		mipi_dsi_controller_cfg(0);
 	}
-#endif
+
 	pipe->src_height = fbi->var.yres;
 	pipe->src_width = fbi->var.xres;
 	pipe->src_h = fbi->var.yres;
diff --git a/drivers/video/msm/mdp4_overlay_writeback.c b/drivers/video/msm/mdp4_overlay_writeback.c
index 32fe141..9c06992 100644
--- a/drivers/video/msm/mdp4_overlay_writeback.c
+++ b/drivers/video/msm/mdp4_overlay_writeback.c
@@ -286,6 +286,8 @@
 
 	pr_debug("%s: pid=%d\n", __func__, current->pid);
 
+	mdp4_mixer_stage_commit(pipe->mixer_num);
+
 	mdp4_writeback_overlay_kickoff(mfd, pipe);
 
 	mutex_lock(&mfd->writeback_mutex);
@@ -299,6 +301,7 @@
 void mdp4_writeback_kickoff_ui(struct msm_fb_data_type *mfd,
 		struct mdp4_overlay_pipe *pipe)
 {
+	mdp4_mixer_stage_commit(pipe->mixer_num);
 
 	pr_debug("%s: pid=%d\n", __func__, current->pid);
 	mdp4_writeback_overlay_kickoff(mfd, pipe);