msm5.15: Import ayn changes from ayn_8550.xz (01/18/2026)

Signed-off-by: AnierinB <anierin@evolution-x.org>

arch/arm64/configs/vendor/kalama_GKI.config

@@ -32,7 +32,7 @@ CONFIG_CORESIGHT_TGU=m
 CONFIG_CORESIGHT_TPDA=m
 CONFIG_CORESIGHT_TPDM=m
 CONFIG_CPU_IDLE_GOV_QCOM_LPM=m
-CONFIG_DRM_LT9611UXC=m
+# CONFIG_DRM_LT9611UXC is not set
 CONFIG_EDAC_QCOM=m
 # CONFIG_EDAC_QCOM_LLCC_PANIC_ON_CE is not set
 CONFIG_EDAC_QCOM_LLCC_PANIC_ON_UE=y
@@ -135,10 +135,16 @@ CONFIG_NL80211_TESTMODE=y
 CONFIG_NOP_USB_XCEIV=m
 CONFIG_NVMEM_SPMI_SDAM=m
 CONFIG_NVME_CORE=m
+CONFIG_ETHERNET=y
+CONFIG_NET_VENDOR_QUALCOMM=y
 # CONFIG_NVME_HWMON is not set
 # CONFIG_NVME_MULTIPATH is not set
 # CONFIG_NXP_TJA11XX_PHY is not set
 CONFIG_PCI_MSM=m
+CONFIG_PAGE_POOL=y
+CONFIG_PHYLINK=y
+#CONFIG_QPS615=y
+#CONFIG_r8168=y
 CONFIG_PDR_INDICATION_NOTIF_TIMEOUT=9000
 CONFIG_PHY_QCOM_UFS=m
 CONFIG_PHY_QCOM_UFS_QRBTC_SDM845=m
@@ -561,3 +567,4 @@ CONFIG_VIRT_DRIVERS=y
 # CONFIG_WFX is not set
 # CONFIG_WILC1000_SDIO is not set
 # CONFIG_WILC1000_SPI is not set
+CONFIG_PWM_PM=m

arch/arm64/configs/vendor/kalama_le_GKI.config

@@ -35,7 +35,7 @@ CONFIG_CORESIGHT_TGU=m
 CONFIG_CORESIGHT_TPDA=m
 CONFIG_CORESIGHT_TPDM=m
 CONFIG_CPU_IDLE_GOV_QCOM_LPM=m
-# CONFIG_DRM_LT9611UXC is not set
+CONFIG_DRM_LT9611UXC=m
 CONFIG_EDAC_QCOM=m
 # CONFIG_EDAC_QCOM_LLCC_PANIC_ON_CE is not set
 CONFIG_EDAC_QCOM_LLCC_PANIC_ON_UE=y

arch/arm64/configs/vendor/kalama_tuivm.config

@@ -68,6 +68,7 @@ CONFIG_DRM_TTM=y
 # CONFIG_EEPROM_93XX46 is not set
 # CONFIG_EEPROM_AT25 is not set
 # CONFIG_EZX_PCAP is not set
+CONFIG_FB=y
 CONFIG_FB_CMDLINE=y
 CONFIG_GENERIC_PINCONF=y
 CONFIG_GH_ARM64_DRV=y

build.config.msm.kalama

@@ -6,8 +6,8 @@
 ################################################################################
 ## Variant setup
 MSM_ARCH=kalama
-VARIANTS=(consolidate gki)
+VARIANTS=gki
-[ -z "${VARIANT}" ] && VARIANT=consolidate
+[ -z "${VARIANT}" ] && VARIANT=gki
 
 ABL_SRC=bootable/bootloader/edk2
 BOOT_IMAGE_HEADER_VERSION=4

drivers/extcon/extcon.c

@@ -184,6 +184,11 @@ static const struct __extcon_info {
 		.id = EXTCON_MECHANICAL,
 		.name = "MECHANICAL",
 	},
+	[EXTCON_DEMO_A] = {
+		.type = EXTCON_TYPE_MISC,
+		.id = EXTCON_DEMO_A,
+		.name = "EXTCON_DEMO_AENG",
+	},
 
 	{ /* sentinel */ }
 };

drivers/i2c/Kconfig

@@ -50,6 +50,7 @@ config I2C_COMPAT
 
 config I2C_CHARDEV
 	tristate "I2C device interface"
+	default y
 	help
 	  Say Y here to use i2c-* device files, usually found in the /dev
 	  directory on your system.  They make it possible to have user-space

drivers/i2c/busses/i2c-msm-geni.c

@@ -2425,6 +2425,7 @@ static int geni_i2c_suspend_late(struct device *device)
 		pm_runtime_set_suspended(device);
 		pm_runtime_enable(device);
 	}
+	pm_runtime_enable(device);
 	i2c_unlock_bus(&gi2c->adap, I2C_LOCK_SEGMENT);
 	I2C_LOG_DBG(gi2c->ipcl, false, gi2c->dev, "%s ret=%d\n", __func__, ret);
 	return 0;

drivers/iio/adc/qcom-spmi-adc5-gen3.c

@@ -1380,6 +1380,12 @@ static const struct adc5_channels adc5_chans_pmic[ADC5_MAX_CHANNEL] = {
 						SCALE_HW_CALIB_DEFAULT)
 	[ADC5_GEN3_AMUX3_THM]		= ADC5_CHAN_TEMP("smb_temp", 9,
 						SCALE_HW_CALIB_PM7_SMB_TEMP)
+	[ADC5_GEN3_AMUX2_THM]		= ADC5_CHAN_VOLT("amux2_volt", 1,
+						SCALE_HW_CALIB_DEFAULT)
+	[ADC5_GEN3_AMUX4_THM]		= ADC5_CHAN_VOLT("amux4_volt", 0,
+						SCALE_HW_CALIB_DEFAULT)
+	[ADC5_GEN3_AMUX5_THM]		= ADC5_CHAN_VOLT("amux5_volt", 0,
+						SCALE_HW_CALIB_DEFAULT)
 	[ADC5_GEN3_CHG_TEMP]		= ADC5_CHAN_TEMP("chg_temp", 0,
 						SCALE_HW_CALIB_PM7_CHG_TEMP)
 	[ADC5_GEN3_USB_SNS_V_16]	= ADC5_CHAN_TEMP("usb_sns_v_div_16", 8,

drivers/input/misc/qcom-hv-haptics.c

@@ -1666,6 +1666,7 @@ static int haptics_wait_brake_complete(struct haptics_chip *chip)
 
 	t_lra_us = (chip->config.cl_t_lra_us) ?
 		chip->config.cl_t_lra_us : chip->config.t_lra_us;
+	t_lra_us = 2000;
 
 	brake_length_us = get_brake_play_length_us(play->brake, t_lra_us);
 
@@ -1673,7 +1674,7 @@ static int haptics_wait_brake_complete(struct haptics_chip *chip)
 	brake_length_us += t_lra_us;
 	delay_us = t_lra_us / 2;
 	timeout = brake_length_us / delay_us + 1;
-	dev_dbg(chip->dev, "wait %d us for brake pattern to complete\n", brake_length_us);
+	dev_warn(chip->dev, "wait %d us for brake pattern to complete timeout=%d delay_us=%d\n", brake_length_us, timeout, delay_us);
 
 	/* poll HPWR_DISABLED to guarantee the brake pattern has been played completely */
 	do {
@@ -4065,6 +4066,8 @@ static int haptics_create_debugfs(struct haptics_chip *chip)
 
 	debugfs_create_u32("fifo_empty_thresh", 0600, hap_dir,
 			&chip->config.fifo_empty_thresh);
+	debugfs_create_u32("user_vmax_mv", 0666, hap_dir,
+			&chip->config.vmax_mv);
 	chip->debugfs_dir = hap_dir;
 	return 0;
 
@@ -4341,7 +4344,7 @@ static int haptics_parse_per_effect_dt(struct haptics_chip *chip,
 		return rc;
 	}
 
-	if (!config->is_erm)
+	//if (!config->is_erm)
 		effect->auto_res_disable = of_property_read_bool(node,
 				"qcom,wf-auto-res-disable");
 
@@ -5591,7 +5594,8 @@ static int haptics_probe(struct platform_device *pdev)
 
 	rc = haptics_hw_init(chip);
 	if (rc < 0) {
-		dev_err(chip->dev, "Initialize HW failed, rc = %d\n", rc);
+		dev_err(chip->dev, "probe() Initialize HW failed, rc = %d\n", rc);
+		if(rc != -EBUSY)
 			return rc;
 	}
 
@@ -5600,6 +5604,7 @@ static int haptics_probe(struct platform_device *pdev)
 		if (rc < 0) {
 			dev_err(chip->dev, "Initialize swr slave regulator failed, rc = %d\n",
 					rc);
+			if(rc != -EBUSY)
 				return rc;
 		}
 	}
@@ -5610,6 +5615,7 @@ static int haptics_probe(struct platform_device *pdev)
 	if (rc < 0) {
 		dev_err(chip->dev, "request fifo-empty IRQ failed, rc=%d\n",
 				rc);
+		if(rc != -EBUSY)
 			return rc;
 	}
 
@@ -5714,7 +5720,7 @@ static int haptics_ds_resume_config(struct device *dev)
 
 	rc = haptics_hw_init(chip);
 	if (rc < 0) {
-		dev_err(chip->dev, "Initialize HW failed, rc = %d\n", rc);
+		dev_err(chip->dev, "resume() Initialize HW failed, rc = %d\n", rc);
 		return rc;
 	}
 

drivers/leds/Kconfig

@@ -285,6 +285,9 @@ config LEDS_QTI_FLASH
 	  To compile this driver as a module, choose M here: the
 	  module will be called leds-qti-flash.
 
+config PWM_PM
+	tristate "Support for PWM_PM"
+
 config LEDS_QPNP_FLASH_V2
 	tristate "Support for QPNP V2 Flash LEDs"
 	depends on LEDS_CLASS && MFD_SPMI_PMIC

drivers/leds/Makefile

@@ -110,3 +110,4 @@ obj-$(CONFIG_LEDS_TRIGGERS)		+= trigger/
 
 # LED Blink
 obj-y					+= blink/
+obj-$(CONFIG_PWM_PM)		+= gpio5_pwm.o

drivers/leds/gpio5_pwm.c

@@ -0,0 +1,550 @@
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/pwm.h>
+#include <linux/slab.h>
+#include <linux/sysfs.h>
+#include <linux/platform_device.h>
+#include <linux/of_gpio.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+#include <linux/hrtimer.h>
+#include <mydebug.h>
+
+#define SAMPLING_TIME 100
+
+#define DP_HDMI_UNUSE 2
+static int thermal_mode = 0;
+int en_backlight = 1;
+static int dp_state = 0;
+static int hdmi_state = 0;
+EXPORT_SYMBOL(en_backlight);
+int secondary_en_backlight = 1;
+EXPORT_SYMBOL(secondary_en_backlight);
+//extern int dp_display_connected;
+//extern int default_display_connected;
+
+int dp_display_connected = 0; //redefined
+int default_display_connected = 0;
+
+struct gpio5_pwm_data
+{
+	unsigned int state;
+	unsigned int duty_ns;
+	unsigned int period_ns;
+	unsigned int fan_en_gpio;
+	unsigned int fan_int_gpio;
+	int fan_irq;
+	struct pwm_device *pwm_dev;
+};
+
+struct class gpio5_pwm_class;
+
+static struct gpio5_pwm_data *data;
+static int fan_fg_count,rpm;
+//static struct timeval fg_time;
+//static unsigned long fg_time_sec_start;
+//static unsigned long fg_time_sec_end;
+//static unsigned long fg_time_usec_start;
+//static unsigned long fg_time_usec_end;
+//static unsigned long fg_time_sec;
+//static unsigned long fg_time_usec;
+
+static ssize_t state_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	return (sprintf(buf, "%u\n", data->state));
+}
+
+static ssize_t state_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	if (sysfs_streq(buf, "1"))
+	{
+		gpio_direction_output(data->fan_en_gpio, 1);
+		__gpio_set_value(data->fan_en_gpio,1);
+		pwm_config(data->pwm_dev, data->duty_ns, data->period_ns);
+		printk("[kevin]%s: %d %d\n", __func__, data->duty_ns, data->period_ns);
+		pwm_enable(data->pwm_dev);
+		data->state = 1;
+		//pr_err("kevin fan_en_gpio = 1!\n");
+	}
+	else if (sysfs_streq(buf, "0"))
+	{
+		pwm_disable(data->pwm_dev);
+		data->state = 0;
+		gpio_direction_output(data->fan_en_gpio, 0);
+		__gpio_set_value(data->fan_en_gpio,0);
+		//pr_err("kevin fan_en_gpio = 0!\n");
+	}
+
+	return len;
+}
+static CLASS_ATTR_RW(state);
+
+
+
+static ssize_t duty_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	return (sprintf(buf, "%u\n", data->duty_ns));
+}
+
+static ssize_t duty_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+
+	rc = kstrtouint(buf, 0, &data->duty_ns);
+	if (rc < 0)
+		pr_err("get duty value failed!\n");
+	
+	//if(data->duty_ns <= data->period_ns){
+	//	data->duty_ns = data->period_ns-data->duty_ns;
+	//}
+
+	pwm_config(data->pwm_dev, data->duty_ns, data->period_ns);
+
+	return len;
+}
+static CLASS_ATTR_RW(duty);
+
+
+static ssize_t thermal_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	return (sprintf(buf, "%u\n", thermal_mode));
+}
+
+static ssize_t thermal_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+
+	rc = kstrtouint(buf, 0, &thermal_mode);
+	if (rc < 0)
+		pr_err("get thermal_mode value failed!\n");
+
+	return len;
+}
+static CLASS_ATTR_RW(thermal);
+
+static ssize_t en_backlight_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	return (sprintf(buf, "%u\n", en_backlight));
+}
+
+static ssize_t en_backlight_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+
+	rc = kstrtouint(buf, 0, &en_backlight);
+	if (rc < 0)
+		pr_err("get en_backlight value failed!\n");
+
+	return len;
+}
+static CLASS_ATTR_RW(en_backlight);
+
+static ssize_t secondary_en_backlight_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	return (sprintf(buf, "%u\n", secondary_en_backlight));
+}
+
+static ssize_t secondary_en_backlight_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+
+	rc = kstrtouint(buf, 0, &secondary_en_backlight);
+	if (rc < 0)
+		pr_err("get secondary_en_backlight value failed!\n");
+
+	return len;
+}
+static CLASS_ATTR_RW(secondary_en_backlight);
+
+static ssize_t dp_state_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	if(dp_display_connected == DP_HDMI_UNUSE)
+		dp_state = 0;
+	else
+		dp_state = dp_display_connected;
+	return (sprintf(buf, "%u\n", dp_state));
+}
+
+static ssize_t dp_state_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+	int pre_dp_state = dp_state;
+	rc = kstrtouint(buf, 0, &dp_state);
+	if (rc < 0)
+		pr_err("get dp_state value failed!\n");
+	if(dp_state != 0 && dp_state != 1){
+		dp_state = pre_dp_state;
+	}
+	dp_display_connected = dp_state;
+	return len;
+}
+
+static CLASS_ATTR_RW(dp_state);
+
+static ssize_t hdmi_state_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	if(default_display_connected == DP_HDMI_UNUSE)
+		hdmi_state = 0;
+	else
+		hdmi_state = default_display_connected;
+	return (sprintf(buf, "%u\n", hdmi_state));
+}
+
+static ssize_t hdmi_state_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+	int pre_hdmi_state = hdmi_state;
+	rc = kstrtouint(buf, 0, &hdmi_state);
+	if (rc < 0)
+		pr_err("get hdmi_state value failed!\n");
+	if(hdmi_state != 0 && hdmi_state != 1){
+		hdmi_state = pre_hdmi_state;
+	}
+	default_display_connected = hdmi_state;
+	return len;
+}
+
+static CLASS_ATTR_RW(hdmi_state);
+
+
+
+
+
+
+static ssize_t period_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	return (sprintf(buf, "%u\n", data->period_ns));
+}
+
+static ssize_t period_store(struct class *class, struct class_attribute *attr, const char *buf, size_t len)
+{
+	int rc;
+
+	rc = kstrtouint(buf, 0, &data->period_ns);
+	if (rc < 0)
+		pr_err("get period value failed!\n");
+
+	pwm_config(data->pwm_dev, data->duty_ns, data->period_ns);
+
+	return len;
+}
+static CLASS_ATTR_RW(period);
+
+//cat sys/class/gpio5_pwm2/speed
+
+static ssize_t speed_show(struct class *class, struct class_attribute *attr, char *buf)
+{
+	
+	rpm = 0;
+	fan_fg_count = 0;
+	enable_irq(data->fan_irq);
+	mdelay(SAMPLING_TIME);
+	disable_irq(data->fan_irq);
+	//printk("fan_fg_count = %d\n",fan_fg_count);
+	rpm = 60000/(SAMPLING_TIME*2)*fan_fg_count;
+	return (sprintf(buf, "%d\n", rpm));
+}
+static CLASS_ATTR_RO(speed);
+
+
+static irqreturn_t fan_irq_handler(int irq, void *data)
+{
+	fan_fg_count = fan_fg_count+1;
+    return IRQ_HANDLED;
+}
+#if 0
+static irqreturn_t fan_irq_handler(int irq, void *data)
+{
+	//printk("******* %s ********start \n",__func__);
+	if (fan_fg_count == 0){
+		do_gettimeofday(&fg_time);
+		fg_time_sec_start = fg_time.tv_sec;
+		fg_time_usec_start = fg_time.tv_usec;
+		//printk("******* fg start time sec:%ld, usec: %ld\n", fg_time.tv_sec, fg_time.tv_usec);
+		//disable_irq_nosync(fan_irq);
+	}
+	fan_fg_count++;
+	if (fan_fg_count == 3){
+		do_gettimeofday(&fg_time);
+		fg_time_sec_end = fg_time.tv_sec;
+		fg_time_usec_end = fg_time.tv_usec;
+		//printk("********** fg end time sec:%ld, usec: %ld\n", fg_time.tv_sec, fg_time.tv_usec);
+		
+		fg_time_sec = fg_time_sec_end - fg_time_sec_start;
+		if(fg_time_usec_end > fg_time_usec_start)
+			fg_time_usec = fg_time_usec_end - fg_time_usec_start;
+		else{
+			fg_time_usec = 1000000+fg_time_usec_end - fg_time_usec_start;
+			fg_time_sec = fg_time_sec - 1;
+		}
+		rpm = 1000/((fg_time_sec *1000 + fg_time_usec/1000));//unit: 1sec/rpm
+		//printk("********** rpm = %d \n",rpm);
+		printk("count=%d,s_sec:%ld, s_usec: %ld,e_sec:%ld,e_usec:%ld\n",fan_fg_count, fg_time_sec_start, fg_time_usec_start,fg_time_sec_end,fg_time_usec_end);
+	}
+	//printk("******* %s ********end \n",__func__);
+    return IRQ_HANDLED;
+}
+#endif
+/*
+static int fan_pwm_suspend(struct device *dev)
+{
+	if (data->state) {
+		pwm_disable(data->pwm_dev);
+		// data->state = 0;
+		gpio_direction_output(data->fan_en_gpio, 0);
+		__gpio_set_value(data->fan_en_gpio,0);
+		pr_err("kevin fan_en_gpio = 0!\n");
+	}
+
+	return 0;
+}
+
+static int fan_pwm_resume(struct device *dev)
+{
+	if (data->state) {
+		pwm_config(data->pwm_dev, data->duty_ns, data->period_ns);
+		printk("[kevin]%s: %d %d\n", __func__, data->duty_ns, data->period_ns);
+		pwm_enable(data->pwm_dev);
+		// data->state = 1;
+		gpio_direction_output(data->fan_en_gpio, 1);
+		__gpio_set_value(data->fan_en_gpio,1);
+		//pr_err("kevin fan_en_gpio = 1!\n");
+	}
+
+	return 0;
+}
+*/
+static int gpio5_pwm_probe(struct platform_device *pdev)
+{
+	int rc = 0;
+	int ret = 0;
+	struct device_node *of_node = pdev->dev.of_node;
+	printk("xxh ------------- %s start!\n",__func__);
+	
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	if (!data)
+	{
+		return -ENOMEM;
+	}
+
+	data->pwm_dev = devm_of_pwm_get(&pdev->dev, of_node, NULL);
+	if (!data->pwm_dev)
+	{
+		pr_err("%s: failed to request pwm\n", __func__);
+		rc = -EINVAL;
+		goto error;
+	}
+
+	rc = of_property_read_s32(of_node, "gpio5-pwm-duty-ns", &data->duty_ns);
+	if (rc)
+	{
+		pr_warn("%s: duty-ns is not defind\n", __func__);
+	}
+
+	rc = of_property_read_s32(of_node, "gpio5-pwm-period-ns", &data->period_ns);
+	if (rc)
+	{
+		pr_warn("%s: gpio5-pwm-period-ns is not defind\n", __func__);
+	}
+
+	rc = of_property_read_s32(of_node, "gpio5-pwm-state", &data->state);
+	if (rc)
+	{
+		pr_warn("%s: gpio5-pwm-state is not defind\n", __func__);
+	}
+
+	//rc = pwm_config(data->pwm_dev, data->duty_ns, data->period_ns);
+	//if (rc)
+	//{
+	//	pr_err("%s: failed to change pwm config\n", __func__);
+	//	goto error;
+	//}
+
+    data->fan_en_gpio = of_get_named_gpio(of_node, "qcom,fan-en-gpio", 0);
+	if (data->fan_en_gpio < 0){
+		pr_err("%s: get qcom,fan-en-gpio failed\n", __func__);
+		goto error;
+	}
+	
+	if (gpio_is_valid(data->fan_en_gpio)) {
+		ret = gpio_request(data->fan_en_gpio, "quectel_red_led_en");
+		if (ret) {
+			pr_err("%s: Unable to request fan_en_gpio  [%d]\n", __func__,data->fan_en_gpio);
+			goto error;
+		}		
+	} else {
+		pr_err("%s: Invalid fan_en_gpio [%d]!\n", __func__,data->fan_en_gpio);
+		ret = -EINVAL;
+		goto err_free_red_led_en;
+	}
+
+	data->fan_int_gpio = of_get_named_gpio(of_node, "qcom,fan-fg-gpio", 0);
+	if (data->fan_int_gpio < 0){
+		pr_err("%s: get qcom,fan-int-gpio failed\n", __func__);
+		goto error;
+	}
+
+    if (gpio_request(data->fan_int_gpio, "fan_fg_int_gpio") != 0) {
+        gpio_free(data->fan_int_gpio);
+        pr_err("%s: get data->fan_int_gpio failed\n", __func__);
+        goto error;
+    }
+
+    gpio_direction_input(data->fan_int_gpio);
+	data->fan_irq = gpio_to_irq(data->fan_int_gpio);
+
+	rc = request_threaded_irq(data->fan_irq, NULL, 
+			fan_irq_handler, 
+			IRQF_TRIGGER_RISING |IRQF_ONESHOT, 
+			"gpio5-pwm", data);
+	if (rc)
+	{
+        pr_err("%s: request irq err = %d\n",__func__,rc);
+		gpio_free(data->fan_int_gpio);
+		goto error;
+	}
+	printk("%s: fan_irq= %d\n",__func__,data->fan_irq);
+
+
+	//if (1 == data->state)
+	//{
+	//	rc = pwm_enable(data->pwm_dev);
+	//	if (rc)
+	//	{
+	//		pr_err("%s: failed to enable pwm\n", __func__);
+	//		goto error;
+	//	}
+	//}
+	pwm_config(data->pwm_dev, data->duty_ns, data->period_ns);
+	pwm_enable(data->pwm_dev);
+	pwm_disable(data->pwm_dev);
+	data->state = 0;
+	gpio_direction_output(data->fan_en_gpio, 0);
+	__gpio_set_value(data->fan_en_gpio,0);
+	printk("xxh ------------- %s end!\n",__func__);
+	return 0;
+err_free_red_led_en:
+	if (gpio_is_valid(data->fan_en_gpio))
+		gpio_free(data->fan_en_gpio);
+error:
+	kfree(data);
+	return rc;
+
+}
+
+static int gpio5_pwm_remove(struct platform_device *pdev)
+{
+	if (data->state)
+		pwm_disable(data->pwm_dev);
+
+	kfree(data);
+
+	return 0;
+}
+
+static void gpio5_pwm_shutdown(struct platform_device *pdev)
+{
+	if (data->state)
+		pwm_disable(data->pwm_dev);
+	pr_err("gpio5_pwm_shutdown\n");
+}
+
+
+
+/*
+static struct class_attribute gpio_class_attrs[] =
+{
+	__ATTR(state, 0664, state_show, state_store),
+	__ATTR(duty, 0664, duty_show, duty_store),
+	__ATTR(period, 0664, period_show, period_store),
+	__ATTR(speed, 0664, speed_show, NULL),
+	__ATTR(thermal_mode, 0664, thermal_show, thermal_store),
+	__ATTR(en_backlight, 0664, en_backlight_show, en_backlight_store),
+	__ATTR(hdmi_state, 0664, hdmi_state_show, hdmi_state_store),
+	__ATTR(dp_state, 0664, dp_state_show, dp_state_store),
+	__ATTR_NULL,
+};
+*/
+
+static struct attribute *gpio5_pwm_attrs[] = {
+	&class_attr_state.attr,
+	&class_attr_duty.attr,
+	&class_attr_period.attr,
+	&class_attr_speed.attr,
+	&class_attr_thermal.attr,
+	&class_attr_en_backlight.attr,
+	&class_attr_secondary_en_backlight.attr,
+	&class_attr_hdmi_state.attr,
+	&class_attr_dp_state.attr,
+	NULL,
+};
+
+/*
+static struct class gpio5_pwm_class =
+{
+	.name = "gpio5_pwm2",
+	.class_groups = gpio5_pwm_attrs,
+};
+*/
+
+ATTRIBUTE_GROUPS(gpio5_pwm);
+
+
+static const struct of_device_id pwm_match_table[] =
+{
+	{ .compatible = "gpio5-pwm", },
+	{},
+};
+/*
+#ifdef CONFIG_PM
+static const struct dev_pm_ops fan_pwm_dev_pm_ops = {
+	.suspend = fan_pwm_suspend,
+	.resume = fan_pwm_resume,
+};
+#endif
+*/
+static struct platform_driver gpio5_pwm_driver =
+{
+	.driver = {
+		.name = "gpio5-pwm",
+		.of_match_table = pwm_match_table,
+		.owner = THIS_MODULE,
+#ifdef CONFIG_PM
+		//.pm = &fan_pwm_dev_pm_ops,
+#endif
+	},
+	.probe = gpio5_pwm_probe,
+	.remove = gpio5_pwm_remove,
+	.shutdown = gpio5_pwm_shutdown,
+};
+
+static int __init gpio5_pwm_init(void)
+{
+	int rc = 0;
+	printk("[kevin]%s: %d\n", __func__,__LINE__);
+	gpio5_pwm_class.name = "gpio5_pwm2";
+	gpio5_pwm_class.class_groups = gpio5_pwm_groups;
+
+	rc = class_register(&gpio5_pwm_class);
+	if (0 == rc)
+	{
+		platform_driver_register(&gpio5_pwm_driver);
+		printk("[kevin]%s: %d\n", __func__,__LINE__);
+	}
+
+	return rc;
+}
+
+static void __exit gpio5_pwm_exit(void)
+{
+	platform_driver_unregister(&gpio5_pwm_driver);
+	class_unregister(&gpio5_pwm_class);
+}
+
+module_init(gpio5_pwm_init);
+module_exit(gpio5_pwm_exit);
+
+MODULE_LICENSE("GPL");
+

drivers/misc/Makefile

@@ -64,4 +64,4 @@ obj-$(CONFIG_OPEN_DICE)		+= open-dice.o
 obj-$(CONFIG_QSEECOM_PROXY) 	+= qseecom_proxy.o
 obj-$(CONFIG_QPNP_MISC)		+= qpnp-misc.o
 obj-$(CONFIG_PROFILER)		+= profiler.o
-obj-$(CONFIG_QRC)		+= qrc/
+obj-y				+= ayn/

drivers/misc/ayn/Kconfig

@@ -0,0 +1,6 @@
+# to add sprd vsp configs in the future
+config KEY_CHECK
+	tristate "M0 M1 driver"
+
+config SHELL_ADC
+	tristate "shell adc driver"

drivers/misc/ayn/Makefile

@@ -0,0 +1 @@
+obj-y += gpio.o

drivers/misc/ayn/gpio.c

@@ -0,0 +1,437 @@
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/time.h>
+#include <linux/timer.h>
+#include <linux/fs.h>
+#include <linux/kobject.h>
+#include <linux/of_gpio.h>
+#include <linux/of_device.h>
+#include <linux/regulator/consumer.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/unistd.h>
+#include <linux/vmalloc.h>
+#include <linux/workqueue.h>
+#include <linux/miscdevice.h>
+#include <linux/uaccess.h>
+#include <asm/uaccess.h>
+#include <mydebug.h>
+
+#define GPIO_NUM_MAX			4
+
+struct gpio_info{
+	char name[64];
+	int pin;
+	int direction;
+	int out_def;
+};
+
+static struct gpio_info all_gpio_pin[GPIO_NUM_MAX]={
+	{
+		.name		= "mcu_boot",
+		.pin		= MCU_BOOT,
+		.direction	= GPIO_DIR_OUT,
+		.out_def	= GPIO_OUT_LOW,
+	},
+	{
+		.name		= "mcu_reset",
+		.pin		= MCU_RESET,
+		.direction	= GPIO_DIR_OUT,
+		.out_def	= GPIO_OUT_LOW,
+	},
+	{
+		.name		= "mcu_pwr",
+		.pin		= MCU_PWR,
+		.direction	= GPIO_DIR_OUT,
+		.out_def	= GPIO_OUT_LOW,
+	},
+	{
+		.name		= "mcu_uart_pwr",
+		.pin		= MCU_UART_PWR,
+		.direction	= GPIO_DIR_OUT,
+		.out_def	= GPIO_OUT_LOW,
+	},
+};
+
+
+static void rs_gpio_request(void)
+{
+	int ret;
+	int index;
+	for(index=0; index<GPIO_NUM_MAX; index++){
+		if (gpio_is_valid(all_gpio_pin[index].pin)) {
+			ret = gpio_request(all_gpio_pin[index].pin, all_gpio_pin[index].name);
+			if (ret < 0) {
+				KERNEL_INFO("Unable to request gpio%d ret=%d\n", all_gpio_pin[index].pin, ret);
+				gpio_free(all_gpio_pin[index].pin);
+			}
+
+			if(all_gpio_pin[index].direction == GPIO_DIR_IN){
+				ret = gpio_direction_input(all_gpio_pin[index].pin);
+				if (ret < 0) {
+					KERNEL_INFO("Unable to set direction in for gpio%d ret=%d\n", all_gpio_pin[index].pin, ret);
+					gpio_free(all_gpio_pin[index].pin);
+				}
+			} else {
+				ret = gpio_direction_output(all_gpio_pin[index].pin, all_gpio_pin[index].out_def);
+				if (ret < 0) {
+					KERNEL_INFO("Unable to set direction out for gpio%d ret=%d\n", all_gpio_pin[index].pin, ret);
+					gpio_free(all_gpio_pin[index].pin);
+				}
+			}
+			
+			ret = gpio_export(all_gpio_pin[index].pin, 1); // /sys/class/gpio/gpiox/
+			if (ret < 0) {
+				KERNEL_INFO("Unable to export gpio%d ret=%d\n", all_gpio_pin[index].pin, ret);
+				gpio_free(all_gpio_pin[index].pin);
+			}
+			KERNEL_INFO("request gpio%d success ret=%d\n", all_gpio_pin[index].pin, ret);
+		}
+	}
+}
+
+static void rs_gpio_free(void)
+{
+	int index;
+	for(index=0; index<GPIO_NUM_MAX; index++){
+		if (gpio_is_valid(all_gpio_pin[index].pin)) {
+			gpio_unexport(all_gpio_pin[index].pin);
+			gpio_free(all_gpio_pin[index].pin);
+			KERNEL_INFO("free gpio%d success\n", all_gpio_pin[index].pin);
+		}
+	}
+}
+
+void rs_gpio_set(int pin, int value)
+{
+	int index;
+	for(index=0; index<GPIO_NUM_MAX; index++){
+		if(all_gpio_pin[index].pin != pin)
+			continue;
+		if (gpio_is_valid(all_gpio_pin[index].pin)) {
+			gpio_set_value(all_gpio_pin[index].pin, value);
+			KERNEL_INFO("name:%s %d", all_gpio_pin[index].name, value);
+		}
+		break;
+	}
+}
+EXPORT_SYMBOL(rs_gpio_set);
+
+int rs_gpio_get(int pin)
+{
+	int index;
+	int value = -1;
+	for(index=0; index<GPIO_NUM_MAX; index++){
+		if(all_gpio_pin[index].pin != pin)
+			continue;
+		if (gpio_is_valid(all_gpio_pin[index].pin)) {
+			value = gpio_get_value(all_gpio_pin[index].pin);
+		}
+		break;
+	}
+    KERNEL_INFO("name:%s %d", all_gpio_pin[index].name, value);
+	return value;
+}
+EXPORT_SYMBOL(rs_gpio_get);
+
+
+int gpio_index = 0;
+// 当用户试图从设备空间读取数据时，调用这个函数
+ssize_t rs_gpio_read(struct file *file, char __user *buf, size_t len, loff_t *offset)
+{
+	ssize_t cnt = 0;
+	char send_msg[64]={0};
+
+	if(gpio_index >= GPIO_NUM_MAX){
+		KERNEL_INFO("ERROR gpio=%d when reading!!\n", gpio_index);
+		return -EFAULT;
+	}
+
+	sprintf(send_msg, "%u\n", gpio_get_value(all_gpio_pin[gpio_index].pin));;
+	cnt = copy_to_user(buf, send_msg, sizeof(send_msg));// 将内核空间的数据copy到用户空间
+	if(cnt){
+		KERNEL_INFO("ERROR occur when reading!!\n");
+		return -EFAULT;
+	}
+	KERNEL_INFO("name:%s %d", all_gpio_pin[gpio_index].name, gpio_get_value(all_gpio_pin[gpio_index].pin));
+	return cnt;
+}
+
+// 当用户往设备文件写数据时，调用这个函数
+// counter 10 intervalgpio 30 intervaladc 30 bufsize 2048 gpiopin 总个数 0 122 124 threshold
+ssize_t rs_gpio_write(struct file *file, const char __user *ubuf, size_t count, loff_t *ppos)
+{
+	int gpio = 0;
+	KERNEL_INFO("%s\n", ubuf);
+	if(!strncmp(ubuf, "SETGPIO ", 8) && count > 8){ // SETGPIO 1 1
+		gpio = ubuf[8];
+		if(gpio < GPIO_NUM_MAX){
+			if (gpio_is_valid(all_gpio_pin[gpio].pin)) {
+				if(count > 10){
+					gpio_set_value(all_gpio_pin[gpio].pin, ubuf[10]);
+				} else {
+					KERNEL_INFO("error pin=%d", all_gpio_pin[gpio].pin);
+				}
+			}
+		} else {
+			KERNEL_INFO("error gpio=%d", gpio);
+		}
+
+	}else if(!strncmp(ubuf, "GETGPIO ", 8) && count > 8){ // GETGPIO 1
+		gpio = ubuf[8];
+		if(gpio < GPIO_NUM_MAX){
+			gpio_index = gpio;
+		}
+	}
+    return count;
+}
+
+
+// File opertion 结构体，我们通过这个结构体建立应用程序到内核之间操作的映射
+static struct file_operations file_oprts = {
+	.owner		= THIS_MODULE,
+	.read		= rs_gpio_read,
+	.write		= rs_gpio_write,
+};
+
+#define DEVICE_NAME "rsgpio" // Device 名称，对应/dev下的目录名称
+static struct miscdevice rs_gpio_misc_device = {
+	.minor		= MISC_DYNAMIC_MINOR,
+	.name		= DEVICE_NAME,
+	.fops		= &file_oprts
+};
+	
+/*
+static int rs_gpio_suspend(void)
+{
+	bright = 0;
+	printk("bright %d  gpio_get_value(88) = %d \n",bright,gpio_get_value(88));
+	return 0;
+}
+
+
+static int rs_gpio_resume(void)
+{
+	bright = 1;
+	printk("bright %d  gpio_get_value(88) = %d \n",bright,gpio_get_value(88));
+	return 0;
+}
+
+static struct dev_pm_ops rs_gpio_pm_ops = {
+	.suspend	= rs_gpio_suspend,
+	.resume		= rs_gpio_resume,
+};
+*/
+
+static void mcu_power_on(void)
+{
+	// Init MCU_Boot = 0 && MCU_Reset = 1'b0
+	if (gpio_is_valid(MCU_BOOT)) {
+		gpio_direction_output(MCU_BOOT, GPIO_OUT_LOW);
+	}
+
+	if (gpio_is_valid(MCU_RESET)) {
+		gpio_direction_output(MCU_RESET, GPIO_OUT_LOW);
+	}
+
+	// Enable MCU 3.3
+	if (gpio_is_valid(MCU_PWR)) {
+		gpio_direction_output(MCU_PWR, GPIO_OUT_HIGH);
+		msleep(20);
+	}
+
+	// Enable OE of AW3911 - Level shifter
+	if (gpio_is_valid(MCU_UART_PWR)) {
+		gpio_direction_output(MCU_UART_PWR, GPIO_OUT_HIGH);
+		msleep(20);
+	}
+
+	if (gpio_is_valid(MCU_RESET)) {
+		gpio_direction_output(MCU_RESET, GPIO_OUT_HIGH);
+	}
+}
+
+static void mcu_power_off(void)
+{
+	//rs_gpio_set(MCU_PWR, GPIO_OUT_LOW);
+	if (gpio_is_valid(MCU_PWR)) {
+		gpio_direction_output(MCU_PWR, GPIO_OUT_LOW);
+	}
+	//rs_gpio_set(MCU_UART_PWR, GPIO_OUT_LOW);
+	if (gpio_is_valid(MCU_UART_PWR)) {
+		gpio_direction_output(MCU_UART_PWR, GPIO_OUT_LOW);
+	}
+	if (gpio_is_valid(MCU_BOOT)) {
+		gpio_direction_output(MCU_BOOT, GPIO_OUT_LOW);
+	}
+	if (gpio_is_valid(MCU_RESET)) {
+		gpio_direction_output(MCU_RESET, GPIO_OUT_LOW);
+	}
+}
+/*
+// android_print 表示Android层LOG打印开关
+#ifdef CONFIG_ANDROID_LOG_CLOSED
+static char android_print = 0; // 0表示不打印（user版本的默认不打印）
+#else
+static char android_print = 1; // 1表示打印
+#endif
+#define LOG_SEEK_OFFSET 8*1024*1024
+#define LOG_PATH "/dev/block/sde65"
+static int rwdev(char* buf, int len, int flag) {
+	struct file *log_filp;
+    mm_segment_t old_fs;
+	int length=0;
+	log_filp=filp_open(LOG_PATH,O_RDWR,0);
+	if(IS_ERR(log_filp)){
+		KERNEL_ERROR("open %s err:%d  !\n",LOG_PATH,PTR_ERR(log_filp));
+		return -1;
+	}
+ 
+    old_fs = get_fs();
+    set_fs(KERNEL_DS);
+    log_filp->f_op->llseek(log_filp, LOG_SEEK_OFFSET, SEEK_SET);
+    if(flag==0)
+        length=vfs_read(log_filp, buf, len, &log_filp->f_pos);
+    else
+        length=vfs_write(log_filp, buf, len, &log_filp->f_pos);
+    set_fs(old_fs);
+    return length;
+}
+
+static int get_log_enable(void) {
+	char buf[2];
+	int length = rwdev(buf, 2, 0);
+	if(length < 2) {
+		KERNEL_ERROR("get_log_enable %s err!\n",LOG_PATH);
+		return -1;
+	}
+	if(buf[0] == '1') {
+		if(buf[1] == '1') {
+			return 1;
+		} else {
+			return 0;
+		}
+	} else {
+		return android_print;
+	}
+}
+
+static int write_log_enable(char is_enable) {
+	char buf[2] = {'1',is_enable};
+	int length = rwdev(buf, 2, 1);
+	if(length < 2) {
+		KERNEL_ERROR("write_log_enable %s err!\n",LOG_PATH);
+		return -1;
+	}
+	return 0;
+}
+*/
+// 添加节点控制
+static ssize_t sysfs_set_driver_ctl(struct device *dev, struct device_attribute *attr, const char *ubuf, size_t size)
+{
+	KERNEL_ERROR("cmd_write:%s", ubuf);
+	if(!strncmp(ubuf, "mcupower ", 9) && size > 9){
+		if(ubuf[9] == '1'){
+			// 打开MCU的电
+			mcu_power_on();
+		} else {
+			// 关掉MCU的电
+			mcu_power_off();
+		}
+
+	} else if(!strncmp(ubuf, "logenable ", 10) && size > 10){
+		if(ubuf[10] == '1'){
+			//write_log_enable('1');
+		} else {
+			//write_log_enable('0');
+		}
+	} else {
+		KERNEL_ERROR(KERN_ERR "muxcmd error for cmd %s", ubuf);
+	}
+
+	return size;
+}
+
+static ssize_t sysfs_get_driver_ctl(struct device *dev, struct device_attribute *attr, char *ubuf)
+{
+	ssize_t size = 0;//sprintf(ubuf, "%d", get_log_enable());
+	KERNEL_ERROR("cmd_read: size=%d, ubuf=%s", size, ubuf);
+	return size;
+}
+
+static DEVICE_ATTR(driver_ctl, 0644, sysfs_get_driver_ctl, sysfs_set_driver_ctl);
+
+static void rs_gpio_shutdown(struct platform_device *device)
+{
+	KERNEL_INFO("done!");
+}
+
+
+static int rs_gpio_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	int ret = misc_register(&rs_gpio_misc_device);
+	if (ret) {
+		KERNEL_INFO("rs_gpio: Unable to register misc device ret=%d\n", ret);
+	}
+
+	rs_gpio_request();
+	device_create_file(dev, &dev_attr_driver_ctl);
+
+	//mcu_power_on();
+	KERNEL_INFO("\n");
+	return ret;
+}
+
+
+
+static int __exit rs_gpio_remove(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	KERNEL_INFO("\n");
+	rs_gpio_free();
+	misc_deregister(&rs_gpio_misc_device);
+	device_remove_file(dev, &dev_attr_driver_ctl);
+	return 0;
+}
+
+static struct platform_driver rs_gpio_driver = {
+
+	.driver = {
+		.owner	= THIS_MODULE,
+		.name	= DEVICE_NAME,
+		//.pm		= &rs_gpio_pm_ops,
+	},
+	.shutdown = rs_gpio_shutdown,
+	.probe		= rs_gpio_probe,
+	.remove		= rs_gpio_remove,
+};
+
+static struct platform_device rs_gpio_dev = {
+	.name		= DEVICE_NAME,
+	.id 		= -1,
+};
+
+int __init rs_gpio_init(void)
+{
+	platform_device_register(&rs_gpio_dev);
+	platform_driver_register(&rs_gpio_driver);
+	KERNEL_INFO("driver init success!!\n");
+	return 0;
+}
+
+void __exit rs_gpio_exit(void)
+{
+	platform_device_unregister(&rs_gpio_dev);
+	platform_driver_unregister(&rs_gpio_driver);
+	KERNEL_INFO("driver %s removed\n", DEVICE_NAME);
+}
+
+module_init(rs_gpio_init);
+module_exit(rs_gpio_exit);
+
+MODULE_AUTHOR("kevin");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("GPIO driver");

drivers/mmc/core/host.c

@@ -23,7 +23,7 @@
 #include <linux/mmc/host.h>
 #include <linux/mmc/card.h>
 #include <linux/mmc/slot-gpio.h>
-
+#include <mydebug.h>
 #include "core.h"
 #include "crypto.h"
 #include "host.h"
@@ -277,7 +277,7 @@ EXPORT_SYMBOL(mmc_of_parse_clk_phase);
 int mmc_of_parse(struct mmc_host *host)
 {
 	struct device *dev = host->parent;
-	u32 bus_width, drv_type, cd_debounce_delay_ms;
+	u32 bus_width, drv_type;
 	int ret;
 
 	if (!dev || !dev_fwnode(dev))
@@ -329,14 +329,14 @@ int mmc_of_parse(struct mmc_host *host)
 			host->caps2 |= MMC_CAP2_CD_ACTIVE_HIGH;
 
 		if (device_property_read_u32(dev, "cd-debounce-delay-ms",
-					     &cd_debounce_delay_ms))
+					     &host->cd_debounce_delay_ms))
-			cd_debounce_delay_ms = 200;
+			host->cd_debounce_delay_ms = 200;
 
 		if (device_property_read_bool(dev, "broken-cd"))
 			host->caps |= MMC_CAP_NEEDS_POLL;
 
 		ret = mmc_gpiod_request_cd(host, "cd", 0, false,
-					   cd_debounce_delay_ms * 1000);
+					   host->cd_debounce_delay_ms * 1000);
 		if (!ret)
 			dev_info(host->parent, "Got CD GPIO\n");
 		else if (ret != -ENOENT && ret != -ENOSYS)
@@ -662,6 +662,7 @@ EXPORT_SYMBOL(mmc_remove_host);
  */
 void mmc_free_host(struct mmc_host *host)
 {
+	cancel_delayed_work_sync(&host->detect);
 	mmc_pwrseq_free(host);
 	put_device(&host->class_dev);
 }

drivers/mmc/core/sd.c

@@ -920,11 +920,14 @@ static int mmc_sd_get_ro(struct mmc_host *host)
 
 	return ro;
 }
-
+#define MMC_SD_INIT_RETRIES 1
 int mmc_sd_setup_card(struct mmc_host *host, struct mmc_card *card,
 	bool reinit)
 {
 	int err;
+#ifdef MMC_SD_INIT_RETRIES
+	int retries;
+#endif
 
 	if (!reinit) {
 		/*
@@ -953,7 +956,25 @@ int mmc_sd_setup_card(struct mmc_host *host, struct mmc_card *card,
 	 * Fetch switch information from card. Note, sd3_bus_mode can change if
 	 * voltage switch outcome changes, so do this always.
 	 */
+#ifdef MMC_SD_INIT_RETRIES
+	for (retries = 1; retries <= 3; retries++) {
 		err = mmc_read_switch(card);
+		if (!err) {
+			if (retries > 1) {
+				printk(KERN_WARNING
+				       "%s: recovered\n",
+				       mmc_hostname(host));
+			}
+			break;
+		} else {
+			printk(KERN_WARNING
+			       "%s: read switch failed (attempt %d)\n",
+			       mmc_hostname(host), retries);
+		}
+	}
+#else
+	err = mmc_read_switch(card);
+#endif
 	if (err)
 		return err;
 
@@ -1604,14 +1625,33 @@ static int mmc_sd_alive(struct mmc_host *host)
  */
 static void mmc_sd_detect(struct mmc_host *host)
 {
-	int err;
+	int err = 0;
+#ifdef MMC_SD_INIT_RETRIES
+	int retries = 5;
+#endif
 
 	mmc_get_card(host->card, NULL);
 
 	/*
 	 * Just check if our card has been removed.
 	 */
+#ifdef MMC_SD_INIT_RETRIES
+	while(retries) {
+		err = mmc_send_status(host->card, NULL);
+		if (err) {
+			retries--;
+			udelay(5);
+			continue;
+		}
+		break;
+	}
+	if (!retries) {
+		printk(KERN_ERR "%s(%s): Unable to re-detect card (%d)\n",
+		       __func__, mmc_hostname(host), err);
+	}
+#else
 	err = _mmc_detect_card_removed(host);
+#endif
 
 	mmc_put_card(host->card, NULL);
 
@@ -1739,6 +1779,9 @@ static int mmc_sd_suspend(struct mmc_host *host)
 static int _mmc_sd_resume(struct mmc_host *host)
 {
 	int err = 0;
+#ifdef MMC_SD_INIT_RETRIES
+	int retries;
+#endif
 
 	mmc_claim_host(host);
 
@@ -1746,7 +1789,23 @@ static int _mmc_sd_resume(struct mmc_host *host)
 		goto out;
 
 	mmc_power_up(host, host->card->ocr);
+#ifdef MMC_SD_INIT_RETRIES
+	retries = 5;
+	while (retries) {
 		err = mmc_sd_init_card(host, host->card->ocr, host->card);
+
+		if (err) {
+			printk(KERN_ERR "%s: Re-init card rc = %d (retries = %d)\n",
+			       mmc_hostname(host), err, retries);
+			mdelay(5);
+			retries--;
+			continue;
+		}
+		break;
+	}
+#else
+	err = mmc_sd_init_card(host, host->card->ocr, host->card);
+#endif
 	mmc_card_clr_suspended(host->card);
 
 out:
@@ -1823,6 +1882,9 @@ int mmc_attach_sd(struct mmc_host *host)
 {
 	int err;
 	u32 ocr, rocr;
+#ifdef MMC_SD_INIT_RETRIES
+	int retries;
+#endif
 
 	WARN_ON(!host->claimed);
 
@@ -1864,9 +1926,27 @@ int mmc_attach_sd(struct mmc_host *host)
 	/*
 	 * Detect and init the card.
 	 */
+#ifdef MMC_SD_INIT_RETRIES
+	retries = 5;
+	while (retries) {
+		err = mmc_sd_init_card(host, rocr, NULL);
+		if (err) {
+			retries--;
+			continue;
+		}
+		break;
+	}
+
+	if (!retries) {
+		printk(KERN_ERR "%s: mmc_sd_init_card() failure (err = %d)\n",
+		       mmc_hostname(host), err);
+		goto err;
+	}
+#else
 	err = mmc_sd_init_card(host, rocr, NULL);
 	if (err)
 		goto err;
+#endif
 
 	mmc_release_host(host);
 	err = mmc_add_card(host->card);

drivers/mmc/core/sdio.c

@@ -1216,6 +1216,8 @@ int mmc_attach_sdio(struct mmc_host *host)
 	 * Detect and init the card.
 	 */
 	err = mmc_sdio_init_card(host, rocr, NULL);
+	if (err)
+		err = mmc_sdio_init_card(host, rocr, NULL);
 	if (err)
 		goto err;
 

drivers/mmc/host/sdhci-msm.c

@@ -4716,7 +4716,7 @@ static int sdhci_msm_setup_ice_clk(struct sdhci_msm_host *msm_host,
 
 static void sdhci_msm_set_caps(struct sdhci_msm_host *msm_host)
 {
-	msm_host->mmc->caps |= MMC_CAP_AGGRESSIVE_PM;
+	//msm_host->mmc->caps |= MMC_CAP_AGGRESSIVE_PM;
 	msm_host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_NEED_RSP_BUSY;
 }
 /* RUMI W/A for SD card */

drivers/power/supply/qti_battery_charger.c

@@ -57,6 +57,13 @@
 #define WLS_FW_BUF_SIZE			128
 #define DEFAULT_RESTRICT_FCC_UA		1000000
 
+//#undef dev_dbg
+//#define dev_dbg dev_err
+//#undef pr_debug
+//#define pr_debug pr_info
+
+extern void bcl_configure_bcl(int e);
+
 enum psy_type {
 	PSY_TYPE_BATTERY,
 	PSY_TYPE_USB,
@@ -95,6 +102,9 @@ enum battery_property_id {
 	BATT_RESISTANCE,
 	BATT_POWER_NOW,
 	BATT_POWER_AVG,
+	BATT_SMB_PRESENT,
+	BATT_SMB1_CURRENT,
+	BATT_SMB2_CURRENT,
 	BATT_PROP_MAX,
 };
 
@@ -112,6 +122,9 @@ enum usb_property_id {
 	USB_TEMP,
 	USB_REAL_TYPE,
 	USB_TYPEC_COMPLIANT,
+	USB_TYPEC_ORIENTATION,
+	USB_TYPEC_DISABLE,
+	USB_CHARGE_NOW,
 	USB_PROP_MAX,
 };
 
@@ -297,6 +310,7 @@ static const int usb_prop_map[USB_PROP_MAX] = {
 	[USB_INPUT_CURR_LIMIT]	= POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
 	[USB_ADAP_TYPE]		= POWER_SUPPLY_PROP_USB_TYPE,
 	[USB_TEMP]		= POWER_SUPPLY_PROP_TEMP,
+	[USB_CHARGE_NOW]= POWER_SUPPLY_PROP_CHARGE_NOW,
 };
 
 static const int wls_prop_map[WLS_PROP_MAX] = {
@@ -325,6 +339,8 @@ static const char * const qc_power_supply_wls_type_text[] = {
 	"Unknown", "BPP", "EPP", "HPP"
 };
 
+static struct battery_chg_dev *g_bcdev = NULL;
+
 static RAW_NOTIFIER_HEAD(hboost_notifier);
 
 int register_hboost_event_notifier(struct notifier_block *nb)
@@ -728,6 +744,7 @@ static void handle_message(struct battery_chg_dev *bcdev, void *data,
 
 static struct power_supply_desc usb_psy_desc;
 
+int temp_type;
 static void battery_chg_update_usb_type_work(struct work_struct *work)
 {
 	struct battery_chg_dev *bcdev = container_of(work,
@@ -748,6 +765,14 @@ static void battery_chg_update_usb_type_work(struct work_struct *work)
 
 	pr_debug("usb_adap_type: %u\n", pst->prop[USB_ADAP_TYPE]);
 
+	if (pst->prop[USB_ADAP_TYPE]!=temp_type){
+	  if(pst->prop[USB_ADAP_TYPE] >= POWER_SUPPLY_USB_TYPE_PD){
+	    bcl_configure_bcl(0);
+	  }else{
+	    bcl_configure_bcl(1);
+	  }
+	  temp_type = pst->prop[USB_ADAP_TYPE];
+	}
 	switch (pst->prop[USB_ADAP_TYPE]) {
 	case POWER_SUPPLY_USB_TYPE_SDP:
 		usb_psy_desc.type = POWER_SUPPLY_TYPE_USB;
@@ -1111,6 +1136,7 @@ static enum power_supply_property usb_props[] = {
 	POWER_SUPPLY_PROP_CURRENT_NOW,
 	POWER_SUPPLY_PROP_CURRENT_MAX,
 	POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
+	POWER_SUPPLY_PROP_CHARGE_NOW,
 	POWER_SUPPLY_PROP_USB_TYPE,
 	POWER_SUPPLY_PROP_TEMP,
 };
@@ -1701,6 +1727,81 @@ static ssize_t usb_typec_compliant_show(struct class *c,
 }
 static CLASS_ATTR_RO(usb_typec_compliant);
 
+static ssize_t usb_charge_now_store(struct class *c,
+					struct class_attribute *attr,
+					const char *buf, size_t count)
+{
+	struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
+						battery_class);
+	struct psy_state *pst = &bcdev->psy_list[PSY_TYPE_USB];
+	u32 val;
+	int rc;
+
+	if (kstrtou32(buf, 0, &val))
+		return -EINVAL;
+
+	 rc = write_property_id(bcdev, pst, USB_CHARGE_NOW, val);
+	 if (rc < 0)
+		return rc;
+	printk(KERN_ERR "jaden usb_charge_now_store val :%d\n",val);
+	
+
+	return count;
+}
+static CLASS_ATTR_WO(usb_charge_now);
+
+static ssize_t usb_typec_orientation_show(struct class *c,
+				struct class_attribute *attr, char *buf)
+{
+	struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
+						battery_class);
+	struct psy_state *pst = &bcdev->psy_list[PSY_TYPE_USB];
+	int rc;
+
+	rc = read_property_id(bcdev, pst, USB_TYPEC_ORIENTATION);
+	if (rc < 0)
+		return rc;
+	printk(KERN_ERR "jaden usb_typec_orientation_show\n");
+	//kernel_power_off();
+
+	return scnprintf(buf, PAGE_SIZE, "%d\n",
+			(int)pst->prop[USB_TYPEC_ORIENTATION]);
+}
+static CLASS_ATTR_RO(usb_typec_orientation);
+
+
+static ssize_t usb_typec_disable_show(struct class *c,
+                                struct class_attribute *attr, char *buf)
+{
+        struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
+                                                battery_class);
+        struct psy_state *pst = &bcdev->psy_list[PSY_TYPE_USB];
+        int rc;
+
+        rc = read_property_id(bcdev, pst, USB_TYPEC_DISABLE);
+	printk(KERN_ERR "jaden usb_typec_disable_show\n");
+        if (rc < 0)
+                return rc;
+
+        return scnprintf(buf, PAGE_SIZE, "%d\n",
+                        (int)pst->prop[USB_TYPEC_DISABLE]);
+}
+static CLASS_ATTR_RO(usb_typec_disable);
+
+
+int usb_typec_disable(void)
+{
+	struct psy_state *pst = &g_bcdev->psy_list[PSY_TYPE_USB];
+	int rc;
+
+        rc = read_property_id(g_bcdev, pst, USB_TYPEC_DISABLE);
+	printk(KERN_ERR "jaden usb_typec_disable\n");
+        if (rc < 0)
+                return rc;
+        return 0;
+}
+EXPORT_SYMBOL(usb_typec_disable);
+
 static ssize_t usb_real_type_show(struct class *c,
 				struct class_attribute *attr, char *buf)
 {
@@ -1750,7 +1851,8 @@ static ssize_t restrict_cur_show(struct class *c, struct class_attribute *attr,
 
 	return scnprintf(buf, PAGE_SIZE, "%u\n", bcdev->restrict_fcc_ua);
 }
-static CLASS_ATTR_RW(restrict_cur);
+//static CLASS_ATTR_RW(restrict_cur);
+static struct class_attribute class_attr_restrict_cur = __ATTR(restrict_cur, 0664, restrict_cur_show, restrict_cur_store);
 
 static ssize_t restrict_chg_store(struct class *c, struct class_attribute *attr,
 				const char *buf, size_t count)
@@ -1780,7 +1882,8 @@ static ssize_t restrict_chg_show(struct class *c, struct class_attribute *attr,
 
 	return scnprintf(buf, PAGE_SIZE, "%d\n", bcdev->restrict_chg_en);
 }
-static CLASS_ATTR_RW(restrict_chg);
+//static CLASS_ATTR_RW(restrict_chg);
+static struct class_attribute class_attr_restrict_chg = __ATTR(restrict_chg, 0664, restrict_chg_show, restrict_chg_store);
 
 static ssize_t fake_soc_store(struct class *c, struct class_attribute *attr,
 				const char *buf, size_t count)
@@ -1917,6 +2020,54 @@ static ssize_t resistance_show(struct class *c,
 	return scnprintf(buf, PAGE_SIZE, "%u\n", pst->prop[BATT_RESISTANCE]);
 }
 static CLASS_ATTR_RO(resistance);
+static ssize_t smb1_current_show(struct class *c,
+				struct class_attribute *attr, char *buf)
+{
+	struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
+						battery_class);
+	struct psy_state *pst = &bcdev->psy_list[PSY_TYPE_BATTERY];
+	int rc;
+
+	rc = read_property_id(bcdev, pst, BATT_SMB1_CURRENT);
+	if (rc < 0)
+		return rc;
+
+	return scnprintf(buf, PAGE_SIZE, "%d\n",
+			(int)pst->prop[BATT_SMB1_CURRENT]);
+}
+static CLASS_ATTR_RO(smb1_current);
+static ssize_t smb2_current_show(struct class *c,
+				struct class_attribute *attr, char *buf)
+{
+	struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
+						battery_class);
+	struct psy_state *pst = &bcdev->psy_list[PSY_TYPE_BATTERY];
+	int rc;
+
+	rc = read_property_id(bcdev, pst, BATT_SMB2_CURRENT);
+	if (rc < 0)
+		return rc;
+
+	return scnprintf(buf, PAGE_SIZE, "%d\n",
+			(int)pst->prop[BATT_SMB2_CURRENT]);
+}
+static CLASS_ATTR_RO(smb2_current);
+static ssize_t smb_present_show(struct class *c,
+				struct class_attribute *attr, char *buf)
+{
+	struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
+						battery_class);
+	struct psy_state *pst = &bcdev->psy_list[PSY_TYPE_BATTERY];
+	int rc;
+
+	rc = read_property_id(bcdev, pst, BATT_SMB_PRESENT);
+	if (rc < 0)
+		return rc;
+
+	return scnprintf(buf, PAGE_SIZE, "%d\n",
+			(int)pst->prop[BATT_SMB_PRESENT]);
+}
+static CLASS_ATTR_RO(smb_present);
 
 static ssize_t soh_show(struct class *c, struct class_attribute *attr,
 			char *buf)
@@ -1974,6 +2125,12 @@ static struct attribute *battery_class_attrs[] = {
 	&class_attr_restrict_cur.attr,
 	&class_attr_usb_real_type.attr,
 	&class_attr_usb_typec_compliant.attr,
+	&class_attr_usb_typec_orientation.attr,
+        &class_attr_usb_typec_disable.attr,	
+	&class_attr_usb_charge_now.attr,
+	&class_attr_smb_present.attr,	
+	&class_attr_smb1_current.attr,	
+	&class_attr_smb2_current.attr,	
 	NULL,
 };
 ATTRIBUTE_GROUPS(battery_class);
@@ -2320,8 +2477,13 @@ static int battery_chg_probe(struct platform_device *pdev)
 
 	rc = battery_chg_parse_dt(bcdev);
 	if (rc < 0) {
-		dev_err(dev, "Failed to parse dt rc=%d\n", rc);
+		msleep(500);
+		dev_err(dev, "Failed to parse dt rc=%d delay 500ms retry", rc);
+		rc = battery_chg_parse_dt(bcdev);
+		if (rc < 0) {
+			dev_err(dev, "Failed to parse dt rc=%d", rc);
 			goto error;
+		};
 	}
 
 	bcdev->restrict_fcc_ua = DEFAULT_RESTRICT_FCC_UA;
@@ -2353,6 +2515,7 @@ static int battery_chg_probe(struct platform_device *pdev)
 	bcdev->wls_fw_update_time_ms = WLS_FW_UPDATE_TIME_MS;
 	battery_chg_add_debugfs(bcdev);
 	bcdev->notify_en = false;
+	g_bcdev = bcdev;
 	battery_chg_notify_enable(bcdev);
 	device_init_wakeup(bcdev->dev, true);
 	schedule_work(&bcdev->usb_type_work);

drivers/pwm/pwm-qti-lpg.c

@@ -25,6 +25,8 @@
 #include <linux/slab.h>
 #include <linux/suspend.h>
 #include <linux/types.h>
+#include <linux/pinctrl/consumer.h>
+#include <linux/string.h>
 
 #define REG_SIZE_PER_LPG	0x100
 #define LPG_BASE		"lpg-base"
@@ -164,6 +166,12 @@ static const int clk_period_ns_hi_res[NUM_PWM_HI_RES_CLK] = {976562, 30517, 52,
 static const int clk_prediv[NUM_CLK_PREDIV] = {1, 3, 5, 6};
 static const int pwm_exponent[NUM_PWM_EXP] = {0, 1, 2, 3, 4, 5, 6, 7};
 
+static struct pinctrl *pmk8550_gpio5_pinctrl;
+static struct pinctrl_state *pinctrl_state_active;
+static struct pinctrl_state *pinctrl_state_suspend;
+#define PINCTRL_STATE_ACTIVE        "active"
+#define PINCTRL_STATE_SUSPEND       "suspend"
+
 struct lpg_ramp_config {
 	u16			step_ms;
 	u8			pause_hi_count;
@@ -1506,11 +1514,33 @@ static int qpnp_lpg_pwm_apply(struct pwm_chip *pwm_chip, struct pwm_device *pwm,
 
 	if (state->enabled != pwm->state.enabled) {
 		if (state->enabled) {
+            if(!strncmp(pwm->label, "qcom,mdss_dsi", 13)){
+            if(IS_ERR_OR_NULL(pmk8550_gpio5_pinctrl)){
+         		rc = PTR_ERR(pmk8550_gpio5_pinctrl);
+         		printk(KERN_ERR "Darcy pwm enabled pmk8550_gpio5_pinctrl not use  %d\n",rc);
+     		} else if(pmk8550_gpio5_pinctrl && pinctrl_state_active){
+                    rc = pinctrl_select_state(pmk8550_gpio5_pinctrl, pinctrl_state_active);
+                    if(rc<0){
+                        printk(KERN_ERR "Failed to select pmk8550_gpio5 pin to active state\n");
+                    }
+                }
+            }
 			rc = qpnp_lpg_pwm_enable(pwm->chip, pwm);
 			if (rc < 0)
 				return rc;
 		} else {
 			qpnp_lpg_pwm_disable(pwm->chip, pwm);
+            if(!strncmp(pwm->label, "qcom,mdss_dsi", 13)){
+				if(IS_ERR_OR_NULL(pmk8550_gpio5_pinctrl)){
+				    rc = PTR_ERR(pmk8550_gpio5_pinctrl);
+				    printk(KERN_ERR "Darcy pwm Disable pmk8550_gpio5_pinctrl not use %d\n",rc);
+				}else if(pmk8550_gpio5_pinctrl && pinctrl_state_suspend){
+                    rc = pinctrl_select_state(pmk8550_gpio5_pinctrl, pinctrl_state_suspend);
+                    if(rc<0){
+                        printk(KERN_ERR "Failed to select pmk8550_gpio5 pin to suspend state\n");
+                    }
+                }
+            }
 		}
 
 		pwm->state.enabled = state->enabled;
@@ -2013,6 +2043,29 @@ static int qpnp_lpg_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	chip->dev = &pdev->dev;
+
+//pmk8550_gpio5_pinctrl add
+    pmk8550_gpio5_pinctrl = devm_pinctrl_get(chip->dev);
+	if(IS_ERR_OR_NULL(pmk8550_gpio5_pinctrl)){
+		rc = PTR_ERR(pmk8550_gpio5_pinctrl);
+		dev_err(&pdev->dev,"Darcy Target does not use pinctrl %d\n",rc);
+        goto err_pinctrl_get;
+    }
+
+    pinctrl_state_active = pinctrl_lookup_state(pmk8550_gpio5_pinctrl,PINCTRL_STATE_ACTIVE);
+    if(IS_ERR_OR_NULL(pinctrl_state_active)){
+		rc = PTR_ERR(pinctrl_state_active);
+		dev_err(&pdev->dev,"Darcy Can not lookup %s pinstate %d\n",PINCTRL_STATE_ACTIVE,rc);
+	}
+
+	pinctrl_state_suspend = pinctrl_lookup_state(pmk8550_gpio5_pinctrl,PINCTRL_STATE_SUSPEND);
+    if(IS_ERR_OR_NULL(pinctrl_state_suspend)){
+		rc = PTR_ERR(pinctrl_state_suspend);
+		dev_err(&pdev->dev,"Darcy Can not lookup %s pinstate %d\n",PINCTRL_STATE_SUSPEND,rc);
+    }
+
+err_pinctrl_get:
+//end
 	chip->regmap = dev_get_regmap(chip->dev->parent, NULL);
 	if (!chip->regmap) {
 		dev_err(chip->dev, "Getting regmap failed\n");

drivers/soc/qcom/qcom_wdt_core.c

@@ -107,7 +107,7 @@ out:
 
 	return pivot;
 }
-
+/*
 static void print_irq_stat(struct msm_watchdog_data *wdog_dd)
 {
 	int index;
@@ -143,7 +143,7 @@ static void print_irq_stat(struct msm_watchdog_data *wdog_dd)
 	}
 	pr_cont("\n");
 }
-
+*/
 static void compute_irq_stat(struct work_struct *work)
 {
 	unsigned int count;
@@ -249,7 +249,7 @@ static void compute_irq_stat(struct work_struct *work)
 		}
 	}
 
-	print_irq_stat(wdog_dd);
+	//print_irq_stat(wdog_dd);
 	atomic_xchg(&wdog_dd->irq_counts_running, 0);
 }
 

drivers/thermal/qcom/bcl_pmic5.c

@@ -153,6 +153,7 @@ struct bcl_device {
 };
 
 static struct bcl_device *bcl_devices[MAX_PERPH_COUNT];
+struct bcl_device *bcl_perph_temp;
 static int bcl_device_ct;
 
 static int bcl_read_register(struct bcl_device *bcl_perph, int16_t reg_offset,
@@ -918,6 +919,15 @@ static void bcl_configure_bcl_peripheral(struct bcl_device *bcl_perph)
 	bcl_write_register(bcl_perph, BCL_MONITOR_EN, BIT(7));
 }
 
+void bcl_configure_bcl(int enable)
+{
+	if (enable)
+		bcl_write_register(bcl_perph_temp, BCL_MONITOR_EN, BIT(7));
+	else 
+		bcl_write_register(bcl_perph_temp, BCL_MONITOR_EN, 0);
+}
+EXPORT_SYMBOL(bcl_configure_bcl);
+
 static int bcl_remove(struct platform_device *pdev)
 {
 	int i = 0;
@@ -949,6 +959,7 @@ static int bcl_probe(struct platform_device *pdev)
 	if (!bcl_devices[bcl_device_ct])
 		return -ENOMEM;
 	bcl_perph = bcl_devices[bcl_device_ct];
+	bcl_perph_temp = bcl_perph;
 	bcl_perph->dev = &pdev->dev;
 
 	bcl_perph->regmap = dev_get_regmap(pdev->dev.parent, NULL);

drivers/tty/serial/check_mcu_data.c

@@ -0,0 +1,250 @@
+/*
+ * Copyright (c) 2024, check mcu data. All rights reserved.
+ */
+
+#include <linux/bitmap.h>
+#include <linux/bitops.h>
+#include <linux/debugfs.h>
+#include <linux/delay.h>
+#include <linux/console.h>
+#include <linux/io.h>
+#include <linux/ipc_logging.h>
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/qcom-geni-se.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/slab.h>
+#include <linux/tty.h>
+#include <linux/tty_flip.h>
+#include <linux/suspend.h>/*包含#include <linux/freezer.h>，freezer.h又包含"set_freezable"*/
+#include <linux/ioctl.h>
+#include <linux/pinctrl/consumer.h>
+#include <linux/dma-mapping.h>
+#include <linux/kthread.h>
+#include <linux/kernel.h>/*printk()*/
+#include <linux/sched.h>
+#include <mydebug.h>
+
+
+#define FRAME_POS_HEAD_1				0
+#define FRAME_POS_HEAD_2				1
+#define FRAME_POS_HEAD_3				2
+#define FRAME_POS_HEAD_4				3
+#define FRAME_POS_SEQ					4
+#define FRAME_POS_CMD					5
+#define FRAME_POS_LEN_LOW				6
+#define FRAME_POS_LEN_HIGHT				7
+
+#define FRAME_POS_DATA_0				8
+#define FRAME_POS_DATA_1				9
+#define FRAME_POS_DATA_2				10
+
+#define FRAME_DATA_MIN					9
+
+#define FRAME_HEAD_1					0xA5
+#define FRAME_HEAD_2					0xD3
+#define FRAME_HEAD_3					0x5A
+#define FRAME_HEAD_4					0x3D
+
+#define CMD_COMMOD						0x01
+#define CMD_STATUS						0x02
+#define CMD_IAP							0x03
+
+#define USART_RX_BUFF_MAX				2048//20480
+#define PRINT_DATA_BUFF_MAX				1024//4096
+
+
+
+int dataLen(char* buf)
+{
+	return (char)( (buf[FRAME_POS_LEN_LOW]&0xff) | ((buf[FRAME_POS_LEN_HIGHT] >> 8)&0xFF) );
+}
+
+int checkSumDataLen(char* buf)
+{
+	return dataLen(buf) + 4; // data + seq length1 length2 cmd
+}
+
+int calcChecksum(char* buf)
+{
+	int index = 0;
+	int sum = 0;// 定义为byte时，最高位变成符号，导致最高位为1时检验和为负数，变成检验不通过
+	int len = checkSumDataLen(buf) + FRAME_POS_SEQ;
+	for(index=FRAME_POS_SEQ; index<len; index++){
+		sum ^= buf[index];
+		//KERNEL_ERROR("sum=0x%x, buf[%d]=%x", (sum&0xFF), index, buf[index]);
+	}
+	//KERNEL_ERROR("sum=0x%x", (sum&0xFF));
+	return (sum&0xFF);
+}
+
+int headFrontErr = 0;
+int headErr = 0;
+int checksumErr = 0;
+int dataLenErr = 0;
+EXPORT_SYMBOL(headFrontErr);
+EXPORT_SYMBOL(headErr);
+EXPORT_SYMBOL(checksumErr);
+EXPORT_SYMBOL(dataLenErr);
+
+void printfData(char errno, char *buffer, int len)
+{
+	static char data[PRINT_DATA_BUFF_MAX] = {0};
+	int index = 0, pos = 0;
+	for(index=0; index<len; index++){
+		sprintf(data+pos, "%02x ", buffer[index]);
+		pos += 3;
+		if(pos >= PRINT_DATA_BUFF_MAX - 3){
+			break;
+		}
+	}
+	if(errno > 0){
+		KERNEL_ERROR("errno=%d, length=%d, data=%s", errno, len, data);
+	}
+}
+
+static char WORK_INTERVAL = 30;
+static char buffer_ring[USART_RX_BUFF_MAX] = {0};
+static int recvDataLen = 0;
+static int procDataLen = 0;
+void copyMcuData(char *buf, int length)
+{
+	// 接收数据
+	if(length >= USART_RX_BUFF_MAX){
+		KERNEL_ERROR("length=%d, too much data, bigger %d.", length, USART_RX_BUFF_MAX);
+		recvDataLen = 0;
+	}
+	if(length + recvDataLen >= USART_RX_BUFF_MAX){
+		KERNEL_ERROR("recvDataLen=%d, length=%d, Complete verification, bigger %d.", recvDataLen, length, USART_RX_BUFF_MAX);
+		recvDataLen = 0;
+	}
+	memcpy(buffer_ring+recvDataLen, buf, length);
+
+	recvDataLen += length;
+	WORK_INTERVAL = 30;
+	//printfData(1, buffer_ring, recvDataLen);
+}
+EXPORT_SYMBOL(copyMcuData);
+
+static void processMcuData(void)
+{
+	char *p = buffer_ring;
+	int len = recvDataLen;
+	int checksum = 0;
+	int pkt_len = 0;
+	char printfEn = 0;
+
+	if(recvDataLen == procDataLen){
+		WORK_INTERVAL = 100;
+		return;
+	}
+
+	// 需要处理的数据
+	while(len >= FRAME_DATA_MIN){
+
+		// find a packet HEAD
+		while ( len >= FRAME_POS_HEAD_4 && \
+			((p[FRAME_POS_HEAD_1] != FRAME_HEAD_1 || \
+			  p[FRAME_POS_HEAD_2] != FRAME_HEAD_2 || \
+			  p[FRAME_POS_HEAD_3] != FRAME_HEAD_3 || \
+			  p[FRAME_POS_HEAD_4] != FRAME_HEAD_4))) {
+				++p;
+				--len;
+				++headFrontErr;
+				++procDataLen;
+		}
+		if(len <= 0){ // 数据查找完成，但没有找到帧头
+			headErr++;
+			printfEn = 1;
+			KERNEL_ERROR("can`t find a packet HEAD\n");
+			break;
+		}
+
+		if(len < FRAME_DATA_MIN){ // 数据查找完成，但数据不完整
+			dataLenErr++;
+			printfEn = 2;
+			KERNEL_ERROR("The data is not complete frame. len=%d\n", len);
+			break;
+		}
+		pkt_len = p[FRAME_POS_LEN_LOW] + (p[FRAME_POS_LEN_HIGHT] << 8);
+		if(len < pkt_len + FRAME_DATA_MIN){
+			dataLenErr++;
+			printfEn = 3;
+			KERNEL_ERROR("The data is not complete frame. len=%d, pkt_len=%d\n", len, pkt_len);
+			break;
+		}
+
+		checksum = calcChecksum(p);
+		if(p[pkt_len + FRAME_POS_DATA_0] == checksum){
+			//KERNEL_ERROR("packet checksum Successful.");
+			printfEn = 5;
+			p += pkt_len + FRAME_DATA_MIN;
+			len -= pkt_len + FRAME_DATA_MIN; // 数据减少一帧
+			procDataLen += pkt_len + FRAME_DATA_MIN;
+		} else {
+			printfEn = 4;
+			checksumErr++;
+			p += FRAME_POS_HEAD_4;
+			len -= FRAME_POS_HEAD_4; // 数据减少帧头
+			procDataLen += FRAME_POS_HEAD_4;
+			KERNEL_ERROR("packet checksum=%x(%x) failed, skip it, len=%d", checksum, p[pkt_len + FRAME_POS_DATA_0], pkt_len);
+		}
+		if(printfEn != 5){
+			printfData(printfEn, buffer_ring, len);
+			printfEn = 0;
+		}
+		if(procDataLen >= USART_RX_BUFF_MAX){
+			procDataLen = 0;
+		}
+	}
+}
+
+static struct task_struct *detect_task = NULL;
+static int readstatus_work(void *arg)
+{
+	KERNEL_ERROR("readstatus_work start!\n");
+	set_freezable();
+
+	while (1) {
+		set_current_state(TASK_INTERRUPTIBLE);
+		schedule_timeout(msecs_to_jiffies(WORK_INTERVAL));
+
+		if (kthread_freezable_should_stop(NULL))
+			break;
+
+		processMcuData();
+	}
+
+	KERNEL_ERROR("readstatus_work exit!\n");
+	return 0;
+}
+
+void checkMcuRemove(void)
+{
+	KERNEL_ERROR("remove task");
+	if(detect_task != NULL){
+		kthread_stop(detect_task);
+		detect_task = NULL;
+	}
+}
+EXPORT_SYMBOL(checkMcuRemove);
+
+void checkMcuInit(void)
+{
+	KERNEL_ERROR("init task");
+	if(detect_task){
+		KERNEL_ERROR("mcu detect: kthread_create init");
+		return;
+	}
+	detect_task = kthread_run(readstatus_work, NULL, "mcu detect");
+	if (IS_ERR(detect_task)) {
+		KERNEL_ERROR("mcu detect: kthread_create failed");
+		return;
+	}
+}
+EXPORT_SYMBOL(checkMcuInit);

drivers/tty/serial/msm_geni_serial.c

@@ -32,6 +32,8 @@
 #include <linux/ioctl.h>
 #include <linux/pinctrl/consumer.h>
 #include <linux/dma-mapping.h>
+#include <mydebug.h>
+#include "check_mcu_data.c"
 #include <uapi/linux/msm_geni_serial.h>
 #include <soc/qcom/boot_stats.h>
 
@@ -181,7 +183,10 @@ static bool con_enabled = IS_ENABLED(CONFIG_SERIAL_MSM_GENI_CONSOLE_DEFAULT_ENAB
  */
 #define POLL_ITERATIONS		1000
 
-#define IPC_LOG_MSG(ctx, x...) ipc_log_string(ctx, x)
+#define IPC_LOG_MSG(ctx, x...) do { \
+	if (ctx) \
+		ipc_log_string(ctx, x); \
+} while (0)
 
 #define DMA_RX_BUF_SIZE		(2048)
 #define UART_CONSOLE_RX_WM	(2)
@@ -1013,6 +1018,8 @@ static void dump_ipc(struct uart_port *uport, void *ipc_ctx, char *prefix,
 	char data[DATA_BYTES_PER_LINE * 3];
 	int len = 0;
 
+	if (!ipc_ctx)
+		return;
 	len = min(size, DATA_BYTES_PER_LINE);
 	hex_dump_to_buffer(string, len, DATA_BYTES_PER_LINE, 1, buf,
 						sizeof(buf), false);
@@ -2958,6 +2965,10 @@ static void msm_geni_serial_stop_rx(struct uart_port *uport)
 							__func__, ret);
 }
 
+static int checkmcuEn = 0;
+extern void copyMcuData(char *buf, int length);
+extern void checkMcuInit(void);
+extern void checkMcuRemove(void);
 static int handle_rx_hs(struct uart_port *uport,
 			unsigned int rx_fifo_wc,
 			unsigned int rx_last_byte_valid,
@@ -2989,6 +3000,9 @@ static int handle_rx_hs(struct uart_port *uport,
 	}
 	uport->icount.rx += ret;
 	tty_flip_buffer_push(tport);
+	if(checkmcuEn == 1 && uport->line == 1){
+		copyMcuData((char *)msm_port->rx_fifo, rx_bytes);
+	}
 	dump_ipc(uport, msm_port->ipc_log_rx, "Rx", (char *)msm_port->rx_fifo, 0,
 								rx_bytes);
 	return ret;
@@ -3111,6 +3125,50 @@ exit_handle_tx:
 	return 0;
 }
 
+extern int headFrontErr;
+extern int headErr;
+extern int checksumErr;
+extern int dataLenErr;
+static ssize_t checkmcu_show(struct device *dev, struct device_attribute *attr, char *ubuf)
+{
+	ssize_t size = sprintf(ubuf, "%d", checkmcuEn);
+	KERNEL_ERROR("cmd_read: checkmcuEn=%d, headFrontErr=%d, headErr=%d, checksumErr=%d, dataLenErr=%d", checkmcuEn, headFrontErr, headErr, checksumErr, dataLenErr);
+	return size;
+}
+
+static void msm_geni_serial_debug_init(struct uart_port *uport, bool console);
+static ssize_t checkmcu_store(struct device *dev, struct device_attribute *attr, const char *ubuf, size_t size)
+{
+	struct uart_port *uport;
+	struct msm_geni_serial_port *port = get_port_from_line(1, false);
+	if (IS_ERR_OR_NULL(port))
+		return size;
+	uport = &port->uport;
+	KERNEL_ERROR("cmd_write:%s", ubuf);
+	if(!strncmp(ubuf, "checkmcu ", 9) && size > 9){
+		if(ubuf[9] == '1'){
+			checkMcuInit();
+			checkmcuEn = 1;
+			if (IS_ERR_OR_NULL(port->dbg))
+				msm_geni_serial_debug_init(uport, 0);
+		} else {
+			checkmcuEn = 0;
+			checkMcuRemove();
+			if (!IS_ERR_OR_NULL(port->dbg)){
+				port->dbg = NULL;
+				debugfs_remove(port->dbg);
+			}
+		}
+
+	} else {
+		KERNEL_ERROR(KERN_ERR "muxcmd error for cmd %s", ubuf);
+	}
+
+	return size;
+}
+
+static DEVICE_ATTR_RW(checkmcu);
+
 /*
  * msm_geni_find_wakeup_byte() - Checks if wakeup byte is present
  * in rx buffer
@@ -3255,6 +3313,9 @@ static int msm_geni_serial_handle_dma_rx(struct uart_port *uport, bool drop_rx)
 
 	uport->icount.rx += rx_bytes_copied;
 	tty_flip_buffer_push(tport);
+	if(checkmcuEn == 1 && uport->line == 1){
+		copyMcuData((char *)msm_port->rx_buf, rx_bytes_copied);
+	}
 	dump_ipc(uport, msm_port->ipc_log_rx, "DMA Rx",
 		 (char *)msm_port->rx_buf, 0, rx_bytes_copied);
 	/*
@@ -5162,9 +5223,9 @@ static int msm_geni_serial_probe(struct platform_device *pdev)
 	 * To Disable PM runtime API that will make ioctl based
 	 * vote_clock_on/off optional and rely on system PM
 	 */
-	dev_port->pm_auto_suspend_disable =
+	dev_port->pm_auto_suspend_disable = 1;
-		of_property_read_bool(pdev->dev.of_node,
+		//of_property_read_bool(pdev->dev.of_node,
-		"qcom,auto-suspend-disable");
+		//"qcom,auto-suspend-disable");
 
 	if (is_console) {
 		dev_port->handle_rx = handle_rx_console;
@@ -5203,8 +5264,8 @@ static int msm_geni_serial_probe(struct platform_device *pdev)
 	device_create_file(uport->dev, &dev_attr_hs_uart_operation);
 	device_create_file(uport->dev, &dev_attr_hs_uart_version);
 	device_create_file(uport->dev, &dev_attr_capture_kpi);
-
+	device_create_file(uport->dev, &dev_attr_checkmcu);
-	msm_geni_serial_debug_init(uport, is_console);
+	//msm_geni_serial_debug_init(uport, is_console);
 	dev_port->port_setup = false;
 
 	dev_port->uart_error = UART_ERROR_DEFAULT;
@@ -5269,6 +5330,12 @@ static int msm_geni_serial_remove(struct platform_device *pdev)
 	device_remove_file(port->uport.dev, &dev_attr_xfer_mode);
 	device_remove_file(port->uport.dev, &dev_attr_ver_info);
 	device_remove_file(port->uport.dev, &dev_attr_capture_kpi);
+	device_remove_file(port->uport.dev, &dev_attr_checkmcu);
+
+	if(checkmcuEn == 1){
+		checkMcuRemove();
+	}
+	if (!IS_ERR_OR_NULL(port->dbg))
 	debugfs_remove(port->dbg);
 
 	dev_info(&pdev->dev, "%s driver removed %d\n", __func__, true);

fs/Makefile

@@ -100,7 +100,7 @@ obj-$(CONFIG_SMBFS_COMMON)	+= smbfs_common/
 obj-$(CONFIG_CIFS)		+= cifs/
 obj-$(CONFIG_SMB_SERVER)	+= ksmbd/
 obj-$(CONFIG_HPFS_FS)		+= hpfs/
-obj-$(CONFIG_NTFS_FS)		+= ntfs/
+obj-y		+= ntfs/
 obj-$(CONFIG_NTFS3_FS)		+= ntfs3/
 obj-$(CONFIG_UFS_FS)		+= ufs/
 obj-$(CONFIG_EFS_FS)		+= efs/

include/drm/drm_mipi_dsi.h

@@ -36,7 +36,7 @@ struct mipi_dsi_msg {
 	u16 flags;
 
 	size_t tx_len;
-	const void *tx_buf;
+	void *tx_buf;
 
 	size_t rx_len;
 	void *rx_buf;

include/linux/extcon.h

@@ -81,8 +81,9 @@
 #define EXTCON_DOCK		60
 #define EXTCON_JIG		61
 #define EXTCON_MECHANICAL	62
+#define EXTCON_DEMO_A	63
 
-#define EXTCON_NUM		63
+#define EXTCON_NUM		64
 
 /*
  * Define the properties of supported external connectors.

include/linux/mmc/host.h

@@ -338,6 +338,7 @@ struct mmc_host {
 	u32			max_current_330;
 	u32			max_current_300;
 	u32			max_current_180;
+	u32			cd_debounce_delay_ms;
 
 #define MMC_VDD_165_195		0x00000080	/* VDD voltage 1.65 - 1.95 */
 #define MMC_VDD_20_21		0x00000100	/* VDD voltage 2.0 ~ 2.1 */

include/mydebug.h

@@ -0,0 +1,173 @@
+/*
+ * mydebug.h
+ *
+ * ============================================================================
+ * Copyright (c)  2011 Liuwen
+ *
+ * Use of this software is controlled by the terms and conditions found in the
+ * license agreement under which this software has been supplied or provided.
+ * ============================================================================
+ */
+#ifndef KERNEL_DEBUG_H
+#define KERNEL_DEBUG_H
+
+//GPIO的文件
+#include <linux/io.h>
+#include <linux/of_gpio.h>
+
+// 音效ic
+
+// 触摸
+
+
+#define GPIO_DIR_OUT		0
+#define GPIO_DIR_IN			1
+
+#define GPIO_OUT_LOW		0
+#define GPIO_OUT_HIGH		1
+
+#define MCU_PWR				(301+99) // 400 GPIO_99
+#define MCU_BOOT			(301+1) // 302 GPIO_1
+#define MCU_RESET			(301) // 301 GPIO_0
+#define MCU_UART_PWR		(301+12) // 313 GPIO_12
+
+enum MCU_POWER_STATUS {
+	MCU_POWER_UNKNOWN,
+	MCU_POWER_ON,
+	MCU_POWER_OFF,
+};
+
+extern void rs_gpio_set(int pin, int value);
+extern int rs_gpio_get(int pin);
+
+
+#define KERNEL_PRINTK 1
+#define KERNEL_PROCESS 0
+#define UNWIND_BACKTRACE 0
+
+
+#ifdef KERNEL_GLOBALS
+	unsigned int all_times;//no define static, static only at the some file.
+	EXPORT_SYMBOL(all_times);
+#else
+	extern unsigned int all_times;
+#endif // KERNEL_GLOBALS
+
+
+
+
+//#define MY_FILE (__FILE__ + 78 + 6)
+#define MY_FILE __FILE__
+
+
+//	static unsigned int file_times;
+
+#if UNWIND_BACKTRACE
+	#ifdef KERNEL_MODULE
+		#define MY_UNWIND_BACKTRACE()
+	#else
+		extern void my_unwind_backtrace(struct pt_regs *, struct task_struct *);//my_unwind_backtrace(NULL, NULL);
+		#define MY_UNWIND_BACKTRACE() my_unwind_backtrace(NULL, NULL)
+	#endif
+#else
+	#define MY_UNWIND_BACKTRACE()
+#endif /*UNWIND_BACKTRACE*/
+
+
+
+
+
+#if KERNEL_PROCESS
+	#include <linux/sched.h>
+	//#include <asm/current.h>
+	#include <asm/thread_info.h>//arch/arm/include/asm/thread_info.h
+	#define cpu_context  current_thread_info()->cpu_context
+
+	#define process_info(level) \
+			do{ \
+				printk(level "state=%s, Process_num=%d, pid=%d, tgid=%d, syscall=%d, cpu=%d, \
+cpu_context.pc=0x%x, r4=0x%x, r5=0x%x, r6=0x%x, r7=0x%x, r8=0x%x, r9=0x%x, sl=0x%x, fp=0x%x, sp=0x%x, extra[0]=0x%x, extra[1]=0x%x", \
+					(current->state == -1)?"unrunnable":(current->state > -1 && current->state == 0)? "runnable":"stopped" ,\
+					current->flags, current->pid, current->tgid, current_thread_info()->syscall,\
+					current_thread_info()->cpu, cpu_context.pc, \
+					cpu_context.r4, cpu_context.r5, \
+					cpu_context.r6, cpu_context.r7, \
+					cpu_context.r8, cpu_context.r9, \
+					cpu_context.sl, cpu_context.fp, \
+					cpu_context.sp, cpu_context.extra[0], cpu_context.extra[1]); \
+			}while(0)
+			//cpu_context.cpu_context.extra
+#else
+	#define process_info(level) do { } while(0)
+#endif // KERNEL_PROCESS
+
+
+
+
+
+
+
+
+#define driver_printk(level, format, args...)  \
+			do{ \
+				printk(level "Odin [%s:%s():%d]" format, \
+							MY_FILE, __FUNCTION__, __LINE__, ##args); \
+				process_info(level); \
+				MY_UNWIND_BACKTRACE(); \
+				printk(level "\n"); \
+			}while(0)
+
+
+
+
+
+
+
+#if KERNEL_PRINTK
+#define KERNEL_DEBUG(format , args...)		driver_printk(KERN_DEBUG, format, ## args)
+#else
+#define KERNEL_DEBUG(format , args...)
+#endif
+
+#define KERNEL_INFO(format , args...)		driver_printk(KERN_INFO, format, ## args)
+#define KERNEL_WARN(format , args...)		driver_printk(KERN_WARNING, format, ## args)
+#define KERNEL_ERROR(format , args...)		driver_printk(KERN_ERR, format, ## args)
+
+#endif// KERNEL_DEBUG_H
+
+/*
+详细了解printk后，发现还有更简便的方法。
+
+%p：打印裸指针(raw pointer)
+
+%pF可打印函数指针的函数名和偏移地址
+
+%pf只打印函数指针的函数名，不打印偏移地址。
+
+如
+printk("%pf",func[0]->action); 结果：
+my_Set
+
+%pM打印冒号分隔的MAC地址
+
+%pm打印MAC地址的16进制无分隔
+
+如
+printk("%pM %pm\n", mac, mac) willprint:
+
+2c:00:1d:00:1b:00 2c001d001b00
+
+%I4打印无前导0的IPv4地址，%i4打印冒号分隔的IPv4地址
+%I6打印无前导0的IPv6地址，%i6打印冒号分隔的IPv6地址
+如
+printk("%pI4 %pi4\n", ip, ip) will print:
+127.0.0.1 127:0:0:1
+
+
+
+*/
+
+
+//#define KERNEL_GLOBALS
+//#include <mydebug.h>
+//KERNEL_DEBUG("\n\n");

init/Kconfig

@@ -732,7 +732,7 @@ config LOG_BUF_SHIFT
 	int "Kernel log buffer size (16 => 64KB, 17 => 128KB)"
 	range 12 25 if !H8300
 	range 12 19 if H8300
-	default 17
+	default 22
 	depends on PRINTK
 	help
 	  Select the minimal kernel log buffer size as a power of 2.
@@ -741,6 +741,7 @@ config LOG_BUF_SHIFT
 	  by "log_buf_len" boot parameter.
 
 	  Examples:
+		     22 => 4096 KB
 		     17 => 128 KB
 		     16 => 64 KB
 		     15 => 32 KB

scripts/mkcompile_h

@@ -28,12 +28,14 @@ else
 	TIMESTAMP=$KBUILD_BUILD_TIMESTAMP
 fi
 if test -z "$KBUILD_BUILD_USER"; then
-	LINUX_COMPILE_BY=$(whoami | sed 's/\\/\\\\/')
+#	LINUX_COMPILE_BY=$(whoami | sed 's/\\/\\\\/')
+	LINUX_COMPILE_BY="Thor"
 else
 	LINUX_COMPILE_BY=$KBUILD_BUILD_USER
 fi
 if test -z "$KBUILD_BUILD_HOST"; then
-	LINUX_COMPILE_HOST=`uname -n`
+#	LINUX_COMPILE_HOST=`uname -n`
+	LINUX_COMPILE_HOST="ayn_server"
 else
 	LINUX_COMPILE_HOST=$KBUILD_BUILD_HOST
 fi

security/selinux/avc.c

@@ -1008,17 +1008,50 @@ struct avc_node *avc_compute_av(struct selinux_state *state,
 	rcu_read_lock();
 	return avc_insert(state->avc, ssid, tsid, tclass, avd, xp_node);
 }
-
+extern int selinux_enforce_start;
 static noinline int avc_denied(struct selinux_state *state,
 			       u32 ssid, u32 tsid,
 			       u16 tclass, u32 requested,
 			       u8 driver, u8 xperm, unsigned int flags,
 			       struct av_decision *avd)
 {
+	u32 scontext_len;
+	u32 tcontext_len;
+	u32 enable = enforcing_enabled(state);
+	char *scontext = NULL;
+	char *tcontext = NULL;
+
+	
 	if (flags & AVC_STRICT)
 		return -EACCES;
+	if (security_sid_to_context(state, ssid, &scontext, &scontext_len)){
 
-	if (enforcing_enabled(state) &&
+	} else {
+		if(selinux_enforce_start) {
+			if(strstr(scontext, "untrusted_app") != NULL) {
+				if (security_sid_to_context(state, tsid, &tcontext, &tcontext_len)){
+					if(!(avd->flags & AVD_FLAGS_PERMISSIVE)){
+						//printk(KERN_EMERG   "%s  scontext1:%s   %d\n",__func__, scontext,avd->flags);
+						kfree(scontext);
+						return -EACCES;
+					}
+				} else {
+					if(strstr(tcontext, "pservice") == NULL) {
+						if(!(avd->flags & AVD_FLAGS_PERMISSIVE)){
+							//printk(KERN_EMERG   "%s  scontext:%s tcontext:%s   %d\n",__func__, scontext, tcontext,avd->flags);
+							kfree(scontext);
+							kfree(tcontext);
+							return -EACCES;
+						}
+					}
+				}
+			}
+			enable = 0;
+		}
+		kfree(tcontext);
+		kfree(scontext);
+	}
+	if (enable &&
 	    !(avd->flags & AVD_FLAGS_PERMISSIVE))
 		return -EACCES;
 
@@ -1183,7 +1216,6 @@ int avc_has_perm(struct selinux_state *state, u32 ssid, u32 tsid, u16 tclass,
 {
 	struct av_decision avd;
 	int rc, rc2;
-
 	rc = avc_has_perm_noaudit(state, ssid, tsid, tclass, requested, 0,
 				  &avd);
 

security/selinux/selinuxfs.c

@@ -64,6 +64,7 @@ enum sel_inos {
 	SEL_STATUS,	/* export current status using mmap() */
 	SEL_POLICY,	/* allow userspace to read the in kernel policy */
 	SEL_VALIDATE_TRANS, /* compute validatetrans decision */
+	SEL_ENFORCE_START, /* compute validatetrans decision */
 	SEL_INO_NEXT,	/* The next inode number to use */
 };
 
@@ -200,6 +201,51 @@ static const struct file_operations sel_enforce_ops = {
 	.write		= sel_write_enforce,
 	.llseek		= generic_file_llseek,
 };
+int selinux_enforce_start = 0;
+static ssize_t sel_read_enforce_start(struct file *filp, char __user *buf,
+				size_t count, loff_t *ppos)
+{
+	char tmpbuf[TMPBUFLEN];
+	ssize_t length;
+
+	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",
+			   selinux_enforce_start);
+	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);
+}
+static ssize_t sel_write_enforce_start(struct file *file, const char __user *buf,
+				 size_t count, loff_t *ppos)
+
+{
+	char *page = NULL;
+	ssize_t length;
+	int new_value;
+
+	if (count >= PAGE_SIZE)
+		return -ENOMEM;
+
+	/* No partial writes. */
+	if (*ppos != 0)
+		return -EINVAL;
+
+	page = memdup_user_nul(buf, count);
+	if (IS_ERR(page))
+		return PTR_ERR(page);
+
+	length = -EINVAL;
+	if (sscanf(page, "%d", &new_value) != 1)
+		goto out;
+
+	selinux_enforce_start = !!new_value;
+
+out:
+	kfree(page);
+	return length;
+}
+
+static const struct file_operations sel_enforce_start_ops = {
+	.read		= sel_read_enforce_start,
+	.write		= sel_write_enforce_start,
+};
 
 static ssize_t sel_read_handle_unknown(struct file *filp, char __user *buf,
 					size_t count, loff_t *ppos)
@@ -2080,6 +2126,8 @@ static int sel_fill_super(struct super_block *sb, struct fs_context *fc)
 		[SEL_POLICY] = {"policy", &sel_policy_ops, S_IRUGO},
 		[SEL_VALIDATE_TRANS] = {"validatetrans", &sel_transition_ops,
 					S_IWUGO},
+		[SEL_ENFORCE_START] = {"enforce_start", &sel_enforce_start_ops,
+					S_IRUGO|S_IWUSR},
 		/* last one */ {""}
 	};