--- drivers/video/msm/mipi_samsung_tft.c
+++ drivers/video/msm/mipi_samsung_tft.c
@@ -18,6 +18,11 @@
#include "mipi_samsung_tft.h"
#include "mdp4.h"
+#include <linux/mfd/pm8xxx/pm8921.h>
+#include <linux/mfd/pm8xxx/pm8821.h>
+#include "../../../arch/arm/mach-msm/board-8064.h"
+#include <linux/gpio.h>
+
#if defined(CONFIG_FB_MDP4_ENHANCE)
#include "mdp4_video_enhance.h"
#elif defined(CONFIG_MDNIE_LITE_TUNING)
@@ -40,6 +45,39 @@ static int is_disp_on = 0;
static int is_cabc_delayed = 0;
#endif
+#if defined(CONFIG_ESD_ERR_FG_RECOVERY)
+struct work_struct err_fg_work;
+#define PMIC_GPIO_ERR_FG 8
+static int err_fg_gpio; /* PM_GPIO8 */
+struct pm_gpio gpio_get_param = {
+ .direction = PM_GPIO_DIR_IN,
+ .pull = PM_GPIO_PULL_NO,
+ .vin_sel = 2,
+ .function = PM_GPIO_FUNC_NORMAL,
+ .inv_int_pol = 0,
+};
+static int err_fg_working;
+#endif
+
+#if defined(RUMTIME_MIPI_CLK_CHANGE)
+static int current_fps;
+#endif
+
+static int atoi(const char *name)
+{
+ int val = 0;
+
+ for (;; name++) {
+ switch (*name) {
+ case '0' ... '9':
+ val = 10*val+(*name-'0');
+ break;
+ default:
+ return val;
+ }
+ }
+}
+
static int mipi_samsung_disp_send_cmd(struct msm_fb_data_type *mfd,
enum mipi_samsung_cmd_list cmd,
unsigned char lock)
@@ -247,6 +285,10 @@ static int mipi_samsung_disp_on(struct p
#endif
#endif
+#if defined(RUMTIME_MIPI_CLK_CHANGE)
+ current_fps = mfd->panel_info.mipi.frame_rate;
+#endif
+
#if defined(AUTO_BRIGHTNESS_CABC_FUNCTION)
is_disp_on = 1;
@@ -260,6 +302,9 @@ static int mipi_samsung_disp_on(struct p
printk(KERN_INFO "[lcd] mipi_samsung_disp_on end\n");
+#if defined(CONFIG_ESD_ERR_FG_RECOVERY)
+ enable_irq(PM8921_GPIO_IRQ(PM8921_IRQ_BASE, PMIC_GPIO_ERR_FG));
+#endif
return 0;
}
@@ -274,8 +319,18 @@ static int mipi_samsung_disp_off(struct
if (unlikely(mfd->key != MFD_KEY))
return -EINVAL;
+#if defined(CONFIG_ESD_ERR_FG_RECOVERY)
+ if (!err_fg_working)
+ cancel_work_sync(&err_fg_work);
+ disable_irq(PM8921_GPIO_IRQ(PM8921_IRQ_BASE, PMIC_GPIO_ERR_FG));
+#endif
mipi_samsung_disp_send_cmd(mfd, PANEL_OFF, false);
+#if defined(RUMTIME_MIPI_CLK_CHANGE)
+ if (mfd->panel_info.mipi.frame_rate != current_fps)
+ mipi_runtime_clk_change(mfd->panel_info.mipi.frame_rate);
+#endif
+
#if defined(AUTO_BRIGHTNESS_CABC_FUNCTION)
is_disp_on = 0;
#endif
@@ -463,12 +518,100 @@ static ssize_t mipi_samsung_auto_brightn
return size;
}
+static ssize_t mipi_samsung_disp_backlight_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int rc;
+ struct msm_fb_data_type *mfd;
+ mfd = platform_get_drvdata(msd.msm_pdev);
+
+ rc = snprintf((char *)buf, sizeof(buf), "%d\n", mfd->bl_level);
+
+ return rc;
+}
+
+static ssize_t mipi_samsung_disp_backlight_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct msm_fb_data_type *mfd;
+ int level = atoi(buf);
+
+ mfd = platform_get_drvdata(msd.msm_pdev);
+
+ mfd->bl_level = level;
+
+ if (mfd->resume_state == MIPI_RESUME_STATE) {
+ mipi_samsung_disp_backlight(mfd);
+ pr_info("%s : level (%d)\n",__func__,level);
+ } else {
+ pr_info("%s : panel is off state!!\n", __func__);
+ }
+ return size;
+}
static struct lcd_ops mipi_samsung_disp_props = {
.get_power = NULL,
.set_power = NULL,
};
+#if defined(RUMTIME_MIPI_CLK_CHANGE)
+static ssize_t mipi_samsung_fps_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int rc;
+
+ rc = snprintf((char *)buf, 20, "%d\n", current_fps);
+
+ return rc;
+}
+
+static ssize_t mipi_samsung_fps_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct msm_fb_data_type *mfd;
+ int goal_fps;
+ int level = atoi(buf);
+
+ mfd = platform_get_drvdata(msd.msm_pdev);
+
+ if (mfd->panel_power_on == FALSE) {
+ pr_err("%s fps set error, panel power off 1", __func__);
+ return size;
+ }
+
+ if (level == 0)
+ goal_fps = 60;
+ else if (level == 1)
+ goal_fps = 42;
+ else if (level == 2)
+ goal_fps = 51;
+ else {
+ pr_info("%s fps set error : invalid level %d", __func__, level);
+ return size;
+ }
+
+ if (current_fps != goal_fps)
+ current_fps = goal_fps;
+ else
+ return size;
+
+ mutex_lock(&dsi_tx_mutex);
+
+ if (mfd->panel_power_on == FALSE) {
+ mutex_unlock(&dsi_tx_mutex);
+ pr_info("%s fps set error, panel power off 2", __func__);
+ return size;
+ } else {
+ mipi_runtime_clk_change(current_fps);
+ mutex_unlock(&dsi_tx_mutex);
+ }
+
+ pr_info("%s goal_fps : %d", __func__, goal_fps);
+
+ return size;
+}
+#endif
+
static DEVICE_ATTR(lcd_power, S_IRUGO | S_IWUSR,
mipi_samsung_disp_get_power,
mipi_samsung_disp_set_power);
@@ -476,8 +619,13 @@ static DEVICE_ATTR(lcd_type, S_IRUGO, mi
static DEVICE_ATTR(auto_brightness, S_IRUGO | S_IWUSR | S_IWGRP,
mipi_samsung_auto_brightness_show,
mipi_samsung_auto_brightness_store);
+static DEVICE_ATTR(backlight, S_IRUGO | S_IWUSR | S_IWGRP,
+ mipi_samsung_disp_backlight_show,
+ mipi_samsung_disp_backlight_store);
#if defined(RUMTIME_MIPI_CLK_CHANGE)
-static DEVICE_ATTR(fps_change, S_IRUGO | S_IWUSR | S_IWGRP, NULL, NULL);
+static DEVICE_ATTR(fps_change, S_IRUGO | S_IWUSR | S_IWGRP,
+ mipi_samsung_fps_show,
+ mipi_samsung_fps_store);
#endif
#ifdef DDI_VIDEO_ENHANCE_TUNING
@@ -691,6 +839,23 @@ static ssize_t tuning_store(struct devic
static DEVICE_ATTR(tuning, 0664, tuning_show, tuning_store);
#endif
+#if defined(CONFIG_ESD_ERR_FG_RECOVERY)
+static irqreturn_t err_fg_irq_handler(int irq, void *handle)
+{
+ pr_info("%s start", __func__);
+ schedule_work(&err_fg_work);
+ return IRQ_HANDLED;
+}
+
+static void err_fg_work_func(struct work_struct *work)
+{
+ err_fg_working = 1;
+ esd_recovery();
+ err_fg_working = 0;
+ pr_info("%s end", __func__);
+ return;
+}
+#endif
static int __devinit mipi_samsung_disp_probe(struct platform_device *pdev)
{
int ret;
@@ -728,6 +893,34 @@ static int __devinit mipi_samsung_disp_p
register_early_suspend(&msd.early_suspend);
#endif
+#if defined(CONFIG_ESD_ERR_FG_RECOVERY)
+ INIT_WORK(&err_fg_work, err_fg_work_func);
+
+ err_fg_gpio = PM8921_GPIO_PM_TO_SYS(PMIC_GPIO_ERR_FG);
+
+ ret = gpio_request(err_fg_gpio, "err_fg");
+
+ if (ret) {
+ pr_err("request gpio err_fg failed, rc=%d\n", ret);
+ return -ENODEV;
+ }
+
+ ret = pm8xxx_gpio_config(err_fg_gpio, &gpio_get_param);
+
+ if (ret) {
+ pr_err("gpio_config err_fg_gpio failed (3), rc=%d\n", ret);
+ return -EINVAL;
+ }
+
+ ret = request_threaded_irq(PM8921_GPIO_IRQ(PM8921_IRQ_BASE, PMIC_GPIO_ERR_FG),
+ NULL, err_fg_irq_handler, IRQF_TRIGGER_RISING | IRQF_ONESHOT, "esd_detect", NULL);
+ if (ret) {
+ pr_err("%s : Failed to request_irq.:ret=%d", __func__, ret);
+ }
+
+ disable_irq(PM8921_GPIO_IRQ(PM8921_IRQ_BASE, PMIC_GPIO_ERR_FG));
+#endif
+
#if defined(CONFIG_LCD_CLASS_DEVICE)
printk(KERN_INFO "[lcd] lcd_device_register for panel start\n");
@@ -757,6 +950,13 @@ static int __devinit mipi_samsung_disp_p
dev_attr_lcd_type.attr.name);
}
+ ret = sysfs_create_file(&lcd_device->dev.kobj,
+ &dev_attr_backlight.attr);
+ if (ret) {
+ pr_info("sysfs create fail-%s\n",
+ dev_attr_backlight.attr.name);
+ }
+
#if defined(RUMTIME_MIPI_CLK_CHANGE)
ret = sysfs_create_file(&lcd_device->dev.kobj,
&dev_attr_fps_change.attr);
projects / ziggy471-sgs4-jb.git / blobdiff