C++ (Cpp) usi_bm01a_power_onoffの例

コード例 #1

ファイル: mmc_pm_usi_bm01a.c プロジェクト: pocketbook/U7

void usi_bm01a_gpio_init(void)
{
    struct mmc_pm_ops *ops = &mmc_card_pm_ops;
    usi_bm01a_wl_on = 0;
    usi_bm01a_bt_on = 0;
    ops->gpio_ctrl = usi_bm01a_gpio_ctrl;
    ops->get_io_val = usi_bm01a_get_gpio_value;
    #if CONFIG_CHIP_ID==1125
    usi_bm01a_power_onoff(0);
    #endif
}

コード例 #2

ファイル: mmc_pm_usi_bm01a.c プロジェクト: Michael-Pizzileo/lichee_linux-3.0

static int usi_bm01a_gpio_ctrl(char* name, int level)
{
    struct mmc_pm_ops *ops = &mmc_card_pm_ops;
    char* gpio_cmd[6] = {"usi_bm01a_wl_regon", "usi_bm01a_bt_regon", "usi_bm01a_wl_rst", 
                               "usi_bm01a_wl_wake", "usi_bm01a_bt_rst", "usi_bm01a_bt_wake"};
    int i = 0;
    int ret = 0;
    
    for (i=0; i<6; i++) {
        if (strcmp(name, gpio_cmd[i])==0)
            break;
    }
    if (i==6) {
        usi_msg("No gpio %s for USI-BM01A module\n", name);
        return -1;
    }
    
//    usi_msg("Set GPIO %s to %d !\n", name, level);
    if (strcmp(name, "usi_bm01a_wl_regon") == 0) {
        if (level) {
            if (usi_bm01a_bt_on) {
                usi_msg("USI-BM01A is already powered up by bluetooth\n");
                goto change_state;
            } else {
                usi_msg("USI-BM01A is powered up by wifi\n");
                goto power_change;
            }
        } else {
            if (usi_bm01a_bt_on) {
                usi_msg("USI-BM01A should stay on because of bluetooth\n");
                goto change_state;
            } else {
                usi_msg("USI-BM01A is powered off by wifi\n");
                goto power_change;
            }
        }
    }
    
    if (strcmp(name, "usi_bm01a_bt_regon") == 0) {
        if (level) {
            if (usi_bm01a_wl_on) {
                usi_msg("USI-BM01A is already powered up by wifi\n");
                goto change_state;
            } else {
                usi_msg("USI-BM01A is powered up by bt\n");
                goto power_change;
            }
        } else {
            if (usi_bm01a_wl_on) {
                usi_msg("USI-BM01A should stay on because of wifi\n");
                goto change_state;
            } else {
                usi_msg("USI-BM01A is powered off by bt\n");
                goto power_change;
            }
        }
    }
    
    
    ret = gpio_write_one_pin_value(ops->pio_hdle, level, name);
    if (ret) {
        usi_msg("Failed to set gpio %s to %d !\n", name, level);
        return -1;
    }
    
    return 0;
    
power_change:
    #if CONFIG_CHIP_ID==1123
    ret = gpio_write_one_pin_value(ops->pio_hdle, level, "usi_bm01a_wl_pwr");
    #elif CONFIG_CHIP_ID==1125
    ret = usi_bm01a_power_onoff(level);
    #else
    #error "Found wrong chip id in wifi onoff\n"
    #endif
    if (ret) {
        usi_msg("Failed to power off USI-BM01A module!\n");
        return -1;
    }
    ret = gpio_write_one_pin_value(ops->pio_hdle, level, "usi_bm01a_wlbt_regon");
    if (ret) {
        usi_msg("Failed to regon off for  USI-BM01A module!\n");
        return -1;
    }
    
change_state:
    if (strcmp(name, "usi_bm01a_wl_regon")==0)
        usi_bm01a_wl_on = level;
    if (strcmp(name, "usi_bm01a_bt_regon")==0)
        usi_bm01a_bt_on = level;
    usi_msg("USI-BM01A power state change: wifi %d, bt %d !!\n", usi_bm01a_wl_on, usi_bm01a_bt_on);
    return 0;
}