C++ (Cpp) load_twl4030_script示例

示例#1

文件： twl4030-power.c 项目： jbaldus/android_kernel_a100

void __init twl4030_power_init(struct twl4030_power_data *twl4030_scripts)
{
    int err = 0;
    int i;
    struct twl4030_resconfig *resconfig;
    u8 address = twl4030_start_script_address;

    err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER,
                           TWL4030_PM_MASTER_KEY_CFG1,
                           TWL4030_PM_MASTER_PROTECT_KEY);
    if (err)
        goto unlock;

    err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER,
                           TWL4030_PM_MASTER_KEY_CFG2,
                           TWL4030_PM_MASTER_PROTECT_KEY);
    if (err)
        goto unlock;

    for (i = 0; i < twl4030_scripts->num; i++) {
        err = load_twl4030_script(twl4030_scripts->scripts[i], address);
        if (err)
            goto load;
        address += twl4030_scripts->scripts[i]->size;
    }

    resconfig = twl4030_scripts->resource_config;
    if (resconfig) {
        while (resconfig->resource) {
            err = twl4030_configure_resource(resconfig);
            if (err)
                goto resource;
            resconfig++;

        }
    }

    err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0,
                           TWL4030_PM_MASTER_PROTECT_KEY);
    if (err)
        pr_err("TWL4030 Unable to relock registers\n");
    return;

unlock:
    if (err)
        pr_err("TWL4030 Unable to unlock registers\n");
    return;
load:
    if (err)
        pr_err("TWL4030 failed to load scripts\n");
    return;
resource:
    if (err)
        pr_err("TWL4030 failed to configure resource\n");
    return;
}

示例#2

文件： twl4030-power.c 项目： 03199618/linux

static int twl4030_power_configure_scripts(struct twl4030_power_data *pdata)
{
	int err;
	int i;
	u8 address = twl4030_start_script_address;

	for (i = 0; i < pdata->num; i++) {
		err = load_twl4030_script(pdata->scripts[i], address);
		if (err)
			return err;
		address += pdata->scripts[i]->size;
	}

	return 0;
}

示例#3

文件： twl4030-power.c 项目： DirtyDroidX/android_kernel_htc_m8ul

void __devinit twl4030_power_init(struct twl4030_power_data *twl4030_scripts)
{
	int err = 0;
	int i;
	struct twl4030_resconfig *resconfig;
	u8 val, address = twl4030_start_script_address;

	err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER,
			TWL4030_PM_MASTER_KEY_CFG1,
			TWL4030_PM_MASTER_PROTECT_KEY);
	if (err)
		goto unlock;

	err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER,
			TWL4030_PM_MASTER_KEY_CFG2,
			TWL4030_PM_MASTER_PROTECT_KEY);
	if (err)
		goto unlock;

	for (i = 0; i < twl4030_scripts->num; i++) {
		err = load_twl4030_script(twl4030_scripts->scripts[i], address);
		if (err)
			goto load;
		address += twl4030_scripts->scripts[i]->size;
	}

	resconfig = twl4030_scripts->resource_config;
	if (resconfig) {
		while (resconfig->resource) {
			err = twl4030_configure_resource(resconfig);
			if (err)
				goto resource;
			resconfig++;

		}
	}

	
	if (twl4030_scripts->use_poweroff && !pm_power_off) {
		
		err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &val,
				      TWL4030_PM_MASTER_CFG_P123_TRANSITION);
		if (err) {
			pr_warning("TWL4030 Unable to read registers\n");

		} else if (!(val & SEQ_OFFSYNC)) {
			val |= SEQ_OFFSYNC;
			err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, val,
					TWL4030_PM_MASTER_CFG_P123_TRANSITION);
			if (err) {
				pr_err("TWL4030 Unable to setup SEQ_OFFSYNC\n");
				goto relock;
			}
		}

		pm_power_off = twl4030_power_off;
	}

relock:
	err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0,
			TWL4030_PM_MASTER_PROTECT_KEY);
	if (err)
		pr_err("TWL4030 Unable to relock registers\n");
	return;

unlock:
	if (err)
		pr_err("TWL4030 Unable to unlock registers\n");
	return;
load:
	if (err)
		pr_err("TWL4030 failed to load scripts\n");
	return;
resource:
	if (err)
		pr_err("TWL4030 failed to configure resource\n");
	return;
}