static int mecha_auo_panel_unblank(struct msm_lcdc_panel_ops *ops)
{
LCMDBG("\n");
if (color_enhancement == 0) {
mecha_mdp_color_enhancement(mdp_pdata.mdp_dev);
color_enhancement = 1;
}
mutex_lock(&panel_lock);
qspi_send_16bit(0x1, 0x51);
qspi_send_16bit(0x0, 0x00);
qspi_send_16bit(0x2, last_val);
lcm_auo_write_seq(auo_turn_on_backlight, ARRAY_SIZE(auo_turn_on_backlight));
mutex_unlock(&panel_lock);
return 0;
}
static int lcm_auo_write_seq(struct lcm_cmd *cmd_table, unsigned size)
{
int i;
for (i = 0; i < size; i++) {
if (cmd_table[i].cmd == LCM_MDELAY) {
hr_msleep(cmd_table[i].data);
continue;
}
qspi_send_16bit(cmd_table[i].cmd, cmd_table[i].data);
}
return 0;
}
static int panel_icm_thread(void *data)
{
struct mdp_lcdc_info *lcdc;
int rc;
unsigned long irq_flags = 0;
lcdc = data;
while (1) {
rc = wait_event_timeout(panel_update_wait_queue, icm_check_panel_update() == 1, PANEL_ENTER_IDLE_TIMEOUT);
ICM_DBG("ICM Thread:wake up rc=%d \n", rc);
mutex_lock(&panel_icm->icm_lock);
if (rc == 0 && icm_check_panel_update() != 1) {/* wait_timeout */
ICM_DBG("EnterICM: icm_mode=%d icm_doable=%d \n", panel_icm->icm_mode, panel_icm->icm_doable);
if (panel_icm->icm_mode == false && panel_icm->icm_doable == true) {
qspi_send_16bit(0x1, 0x3B);
qspi_send_16bit(0x0, 0x00);
qspi_send_16bit(0x2, 0x13);
panel_icm->icm_mode = true;
msleep(PANEL_IDLE_STABLE_TIMEOUT);
mdp_writel(lcdc->mdp, 0, MDP_LCDC_EN);
clk_disable(lcdc->pad_pclk);
clk_disable(lcdc->pclk);
clk_disable(lcdc->mdp_clk);
pr_info("EnterICM: enter ICM MODE done!!!\n");
}
} else {/* get update event, no timeout */
ICM_DBG("Leave ICM: icm_mode=%d icm_doable=%d \n", panel_icm->icm_mode, panel_icm->icm_doable);
if (panel_icm->icm_mode == true && panel_icm->icm_doable == true) {
clk_enable(lcdc->mdp_clk);
clk_enable(lcdc->pclk);
clk_enable(lcdc->pad_pclk);
mdp_writel(lcdc->mdp, 1, MDP_LCDC_EN);
qspi_send_16bit(0x1, 0x3B);
qspi_send_16bit(0x0, 0x00);
qspi_send_16bit(0x2, 0x03);
panel_icm->icm_mode = false;
pr_info("LeaveICM: leave ICM MODE done !!!\n");
}
spin_lock_irqsave(&panel_icm->lock, irq_flags);
panel_icm->panel_update = 0;
spin_unlock_irqrestore(&panel_icm->lock, irq_flags);
}
mutex_unlock(&panel_icm->icm_lock);
} /* end while */
return 0;
}
static void mecha_brightness_set(struct led_classdev *led_cdev,
enum led_brightness val)
{
struct spi_msg set_brightness = {
.cmd = 0x51,
.len = 1,
.data = (unsigned char *)&val,
};
uint8_t shrink_br;
mutex_lock(&panel_lock);
if (val < 30)
shrink_br = 8;
else if ((val >= 30) && (val <= 143))
shrink_br = 151 * (val - 30) / 113 + 8;
else
shrink_br = 96 * (val - 143) / 112 + 159;
if (panel_type == PANEL_AUO) {
qspi_send_16bit(0x1, 0x51);
qspi_send_16bit(0x0, 0x00);
qspi_send_16bit(0x2, shrink_br);
} else {
set_brightness.data = (unsigned char *)&shrink_br;
qspi_send_9bit(&set_brightness);
}
last_val = shrink_br;
mutex_unlock(&panel_lock);
}
static int mecha_cabc_switch(int on)
{
if (test_bit(CABC_STATE, &status) == on)
return 1;
if (on) {
printk(KERN_DEBUG "turn on CABC\n");
set_bit(CABC_STATE, &status);
mutex_lock(&panel_lock);
if (panel_type == PANEL_AUO)
lcm_auo_write_seq(auo_enable_cabc, ARRAY_SIZE(auo_enable_cabc));
else
lcm_sharp_write_seq(sharp_enable_cabc, ARRAY_SIZE(sharp_enable_cabc));
mutex_unlock(&panel_lock);
} else {
printk(KERN_DEBUG "turn off CABC\n");
clear_bit(CABC_STATE, &status);
mutex_lock(&panel_lock);
if (panel_type == PANEL_AUO)
lcm_auo_write_seq(auo_disable_cabc, ARRAY_SIZE(auo_disable_cabc));
else
lcm_sharp_write_seq(sharp_disable_cabc, ARRAY_SIZE(sharp_disable_cabc));
mutex_unlock(&panel_lock);
}
return 1;
}
static ssize_t
auto_backlight_show(struct device *dev, struct device_attribute *attr, char *buf);
static ssize_t
auto_backlight_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count);
#define CABC_ATTR(name) __ATTR(name, 0644, auto_backlight_show, auto_backlight_store)
static struct device_attribute auto_attr = CABC_ATTR(auto);
static ssize_t
auto_backlight_show(struct device *dev, struct device_attribute *attr, char *buf)
{
int i = 0;
i += scnprintf(buf + i, PAGE_SIZE - 1, "%d\n",
test_bit(CABC_STATE, &status));
return i;
}
