android/android_kernel_cmhtcleo
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htcleo: add sysfs microp auto backlight interface

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With /sys/devices/platform/htcleo-backlight/auto_bl can it be enabled/disabled (1/0)
This commit is contained in:
Markinus 2010-10-16 01:26:12 +02:00
parent ecba5ca2dc
commit 3995d03e1c
1 changed files with 21 additions and 10 deletions
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31
arch/arm/mach-msm/board-htcleo-bl.c
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@ -41,6 +41,24 @@
#define HTCLEO_MAX_BRIGHTNESS 255
int htcleo_brightness_autobacklight(uint8_t value)
{
int ret;
uint8_t data[2];
LCMDBG("%s:(%d)\n", __func__, value);
data[0] = 1;
data[1] = value;
ret = microp_i2c_write(MICROP_I2C_WCMD_AUTO_BL_CTL, data, 2);
if (ret != 0)
pr_err("%s: set auto light sensor fail\n", __func__);
return ret;
}
EXPORT_SYMBOL(htcleo_brightness_autobacklight);
int htcleo_brightness_onoff_bkl(int enable)
{
int ret;
@ -56,7 +74,7 @@ int htcleo_brightness_onoff_bkl(int enable)
int htcleo_brightness_set_bkl(uint8_t value)
{
int ret;
uint8_t cmd[2], data[2];
uint8_t cmd[2];
LCMDBG("microp_set_bkl(%d)\n", value);
@ -64,18 +82,9 @@ int htcleo_brightness_set_bkl(uint8_t value)
{
value = 9;
}
// disable autobrigtness
// CotullaTEST: Lsensor test, add 0x100
// data[0] = 0;
data[0] = 1;
data[1] = 0;
ret = microp_i2c_write(MICROP_I2C_WCMD_AUTO_BL_CTL, data, 2); // 23
if (ret != 0)
pr_err("%s: set auto light sensor fail\n", __func__);
// setvalue
cmd[0] = value << 4;
// printk("22LEVEL %02X\n", cmd[0]);
ret = microp_i2c_write(MICROP_I2C_WCMD_LCM_BL_MANU_CTL, cmd, 1); // 22
if (ret < 0)
{
@ -127,6 +136,8 @@ static struct backlight_ops htcleo_backlight_ops =
static int htcleo_backlight_probe(struct platform_device *pdev)
{
struct backlight_device *bd;
ret = device_create_file(&client->dev, &dev_attr_reset);
bd = backlight_device_register("htcleo-backlight", &pdev->dev, NULL, &htcleo_backlight_ops);
bd->props.max_brightness = HTCLEO_MAX_BRIGHTNESS;
bd->props.brightness = HTCLEO_MAX_BRIGHTNESS;