C++ dev_to_sdio_func函数代码示例

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本文整理汇总了C++中dev_to_sdio_func函数的典型用法代码示例。如果您正苦于以下问题：C++ dev_to_sdio_func函数的具体用法？C++ dev_to_sdio_func怎么用？C++ dev_to_sdio_func使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了dev_to_sdio_func函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ath6kl_hifdev_suspend

static int ath6kl_hifdev_suspend(struct device *dev)
{
	struct sdio_func *func = dev_to_sdio_func(dev);
	int status = 0;
	struct hif_device *device;

	device = ath6kl_get_hifdev(func);

	if (device && device->claimedContext &&
	    osdrvCallbacks.deviceSuspendHandler) {
		/* set true first for PowerStateChangeNotify(..) */
		device->is_suspend = true;
		status = osdrvCallbacks.
			deviceSuspendHandler(device->claimedContext);
		if (status)
			device->is_suspend = false;
	}

	CleanupHIFScatterResources(device);

	switch (status) {
	case 0:
		return 0;
	case A_EBUSY:
		/* Hack for kernel in order to support deep sleep and wow */
		return -EBUSY;
	default:
		return -1;
	}
}

开发者ID:CSCLOG，项目名称:beaglebone，代码行数:30，代码来源:hif.c

示例2: wl1271_suspend

static int wl1271_suspend(struct device *dev)
{
	/* Tell MMC/SDIO core it's OK to power down the card
	 * (if it isn't already), but not to remove it completely */
	struct sdio_func *func = dev_to_sdio_func(dev);
	struct wl12xx_sdio_glue *glue = sdio_get_drvdata(func);
	struct wl1271 *wl = platform_get_drvdata(glue->core);
	mmc_pm_flag_t sdio_flags;
	int ret = 0;

	dev_dbg(dev, "wl1271 suspend. wow_enabled: %d\n",
		wl->wow_enabled);

	/* check whether sdio should keep power */
	if (wl->wow_enabled) {
		sdio_flags = sdio_get_host_pm_caps(func);

		if (!(sdio_flags & MMC_PM_KEEP_POWER)) {
			dev_err(dev, "can't keep power while host "
				     "is suspended\n");
			ret = -EINVAL;
			goto out;
		}

		/* keep power while host suspended */
		ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
		if (ret) {
			dev_err(dev, "error while trying to keep power\n");
			goto out;
		}
	}
out:
	return ret;
}

开发者ID:383530895，项目名称:linux，代码行数:34，代码来源:sdio.c

示例3: wl12xx_sdio_power_on

static int wl12xx_sdio_power_on(struct wl12xx_sdio_glue *glue)
{
	int ret;
	struct sdio_func *func = dev_to_sdio_func(glue->dev);
	struct mmc_card *card = func->card;

	ret = pm_runtime_get_sync(&card->dev);
	if (ret < 0) {
		pm_runtime_put_noidle(&card->dev);
		dev_err(glue->dev, "%s: failed to get_sync(%d)\n",
			__func__, ret);

		return ret;
	}

	sdio_claim_host(func);
	/*
	 * To guarantee that the SDIO card is power cycled, as required to make
	 * the FW programming to succeed, let's do a brute force HW reset.
	 */
	mmc_hw_reset(card->host);

	sdio_enable_func(func);
	sdio_release_host(func);

	return 0;
}

开发者ID:AlexShiLucky，项目名称:linux，代码行数:27，代码来源:sdio.c

示例4: brcmf_sdio_suspend

static int brcmf_sdio_suspend(struct device *dev)
{
	mmc_pm_flag_t sdio_flags;
	struct brcmf_sdio_dev *sdiodev;
	struct sdio_func *func = dev_to_sdio_func(dev);
	int ret = 0;

	brcmf_dbg(TRACE, "\n");

	sdiodev = dev_get_drvdata(&func->card->dev);

	atomic_set(&sdiodev->suspend, true);

	sdio_flags = sdio_get_host_pm_caps(sdiodev->func[1]);
	if (!(sdio_flags & MMC_PM_KEEP_POWER)) {
		brcmf_dbg(ERROR, "Host can't keep power while suspended\n");
		return -EINVAL;
	}

	ret = sdio_set_host_pm_flags(sdiodev->func[1], MMC_PM_KEEP_POWER);
	if (ret) {
		brcmf_dbg(ERROR, "Failed to set pm_flags\n");
		return ret;
	}

	brcmf_sdio_wdtmr_enable(sdiodev, false);

	return ret;
}

开发者ID:webom2008，项目名称:am335x.002.Kernel，代码行数:29，代码来源:bcmsdh_sdmmc.c

示例5: bt_sdio_resume

/** @brief This function handles client driver resume
 *
 *  @param dev	   A pointer to device structure
 *  @return        BT_STATUS_SUCCESS
 */
int
bt_sdio_resume(struct device *dev)
{
	struct sdio_func *func = dev_to_sdio_func(dev);
	mmc_pm_flag_t pm_flags = 0;
	bt_private *priv = NULL;
	struct sdio_mmc_card *cardp;
	struct m_dev *m_dev = NULL;

	ENTER();
	pm_flags = sdio_get_host_pm_caps(func);
	PRINTM(CMD, "BT: %s: resume: PM flags = 0x%x\n", sdio_func_id(func),
	       pm_flags);
	cardp = sdio_get_drvdata(func);
	if (!cardp || !cardp->priv) {
		PRINTM(ERROR, "BT: Card or priv structure is not valid\n");
		LEAVE();
		return BT_STATUS_SUCCESS;
	}

	priv = cardp->priv;
	priv->adapter->is_suspended = FALSE;
	m_dev = &(priv->bt_dev.m_dev[BT_SEQ]);
	PRINTM(CMD, "BT %s: SDIO resume\n", m_dev->name);
	mbt_hci_resume_dev(m_dev);
	sbi_wakeup_firmware(priv);
	/* enable FM event mask */
	if ((priv->bt_dev.m_dev[FM_SEQ].dev_type == FM_TYPE) &&
	    test_bit(HCI_RUNNING, &(priv->bt_dev.m_dev[FM_SEQ].flags)))
		fm_set_intr_mask(priv, FM_DEFAULT_INTR_MASK);
	priv->adapter->hs_state = HS_DEACTIVATED;
	PRINTM(CMD, "BT:%s: HS DEACTIVATED in Resume!\n", m_dev->name);
	LEAVE();
	return BT_STATUS_SUCCESS;
}

开发者ID:acorn-marvell，项目名称:brillo_pxa_kernel，代码行数:40，代码来源:bt_sdiommc.c

示例6: mwifiex_sdio_resume

/*
 * SDIO resume.
 *
 * Kernel needs to suspend all functions separately. Therefore all
 * registered functions must have drivers with suspend and resume
 * methods. Failing that the kernel simply removes the whole card.
 *
 * If already not resumed, this function turns on the traffic and
 * sends a host sleep cancel request to the firmware.
 */
static int mwifiex_sdio_resume(struct device *dev)
{
	struct sdio_func *func = dev_to_sdio_func(dev);
	struct sdio_mmc_card *card;
	struct mwifiex_adapter *adapter;
	mmc_pm_flag_t pm_flag = 0;

	if (func) {
		pm_flag = sdio_get_host_pm_caps(func);
		card = sdio_get_drvdata(func);
		if (!card || !card->adapter) {
			pr_err("resume: invalid card or adapter\n");
			return 0;
		}
	} else {
		pr_err("resume: sdio_func is not specified\n");
		return 0;
	}

	adapter = card->adapter;

	if (!adapter->is_suspended) {
		dev_warn(adapter->dev, "device already resumed\n");
		return 0;
	}

	adapter->is_suspended = false;

	/* Disable Host Sleep */
	mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA),
			  MWIFIEX_ASYNC_CMD);

	return 0;
}

开发者ID:174high，项目名称:dell-driver，代码行数:44，代码来源:sdio.c

示例7: rtw_sdio_resume

static int rtw_sdio_resume(struct device *dev)
{
	struct sdio_func *func =dev_to_sdio_func(dev);
	struct dvobj_priv *psdpriv = sdio_get_drvdata(func);
	_adapter *padapter = psdpriv->padapter;
	struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
	 int ret = 0;
 
	if(pwrpriv->bInternalAutoSuspend ){
 		ret = rtw_resume_process(padapter);
	} else {
#ifdef CONFIG_RESUME_IN_WORKQUEUE
		rtw_resume_in_workqueue(pwrpriv);
#elif defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
		if(rtw_is_earlysuspend_registered(pwrpriv)) {
			//jeff: bypass resume here, do in late_resume
			pwrpriv->do_late_resume = _TRUE;
		} else {
			ret = rtw_resume_process(padapter);
		}
#else // Normal resume process
		ret = rtw_resume_process(padapter);
#endif //CONFIG_RESUME_IN_WORKQUEUE
	}
	
	return ret;

}

开发者ID:swiftboard，项目名称:lichee_linux-3.0，代码行数:28，代码来源:sdio_intf.c

示例8: wl12xx_sdio_power_on

static int wl12xx_sdio_power_on(struct wl12xx_sdio_glue *glue)
{
	int ret;
	struct sdio_func *func = dev_to_sdio_func(glue->dev);
	struct mmc_card *card = func->card;

	ret = pm_runtime_get_sync(&card->dev);
	if (ret) {
		/*
		 * Runtime PM might be temporarily disabled, or the device
		 * might have a positive reference counter. Make sure it is
		 * really powered on.
		 */
		ret = mmc_power_restore_host(card->host);
		if (ret < 0) {
			pm_runtime_put_sync(&card->dev);
			goto out;
		}
	}

	sdio_claim_host(func);
	sdio_enable_func(func);
	sdio_release_host(func);

out:
	return ret;
}

开发者ID:383530895，项目名称:linux，代码行数:27，代码来源:sdio.c

示例9: woal_sdio_shutdown

/**  @brief This function handles client driver shutdown
 *
 *  @param dev      A pointer to device structure
 *  @return         N/A
 */
void
woal_sdio_shutdown(struct device *dev)
{
	struct sdio_func *func = dev_to_sdio_func(dev);
	moal_handle *handle = NULL;
	struct sdio_mmc_card *cardp;
	mlan_ds_hs_cfg hscfg;
	int timeout = 0;
	int i;

	ENTER();
	PRINTM(MCMND, "<--- Enter woal_sdio_shutdown --->\n");
	cardp = sdio_get_drvdata(func);
	if (!cardp || !cardp->handle) {
		PRINTM(MERROR, "Card or moal_handle structure is not valid\n");
		LEAVE();
		return;
	}
	handle = cardp->handle;
	for (i = 0; i < handle->priv_num; i++)
		netif_device_detach(handle->priv[i]->netdev);
	if (shutdown_hs) {
		memset(&hscfg, 0, sizeof(mlan_ds_hs_cfg));
		hscfg.is_invoke_hostcmd = MFALSE;
		hscfg.conditions = SHUTDOWN_HOST_SLEEP_DEF_COND;
		hscfg.gap = SHUTDOWN_HOST_SLEEP_DEF_GAP;
		hscfg.gpio = SHUTDOWN_HOST_SLEEP_DEF_GPIO;
		if (woal_set_get_hs_params
		    (woal_get_priv(handle, MLAN_BSS_ROLE_ANY), MLAN_ACT_SET,
		     MOAL_IOCTL_WAIT, &hscfg) == MLAN_STATUS_FAILURE) {
			PRINTM(MERROR,
			       "Fail to set HS parameter in shutdown: 0x%x 0x%x 0x%x\n",
			       hscfg.conditions, hscfg.gap, hscfg.gpio);
			goto done;
		}
		/* Enable Host Sleep */
		handle->hs_activate_wait_q_woken = MFALSE;
		memset(&hscfg, 0, sizeof(mlan_ds_hs_cfg));
		hscfg.is_invoke_hostcmd = MTRUE;
		if (woal_set_get_hs_params
		    (woal_get_priv(handle, MLAN_BSS_ROLE_ANY), MLAN_ACT_SET,
		     MOAL_NO_WAIT, &hscfg) == MLAN_STATUS_FAILURE) {
			PRINTM(MERROR,
			       "Request HS enable failed in shutdown\n");
			goto done;
		}
		timeout =
			wait_event_interruptible_timeout
			(handle->hs_activate_wait_q,
			 handle->hs_activate_wait_q_woken, HS_ACTIVE_TIMEOUT);
		if (handle->hs_activated == MTRUE)
			PRINTM(MMSG, "HS actived in shutdown\n");
		else
			PRINTM(MMSG, "Fail to enable HS in shutdown\n");
	}
done:
	PRINTM(MCMND, "<--- Leave woal_sdio_shutdown --->\n");
	LEAVE();
	return;
}

开发者ID:acorn-marvell，项目名称:brillo_pxa_kernel，代码行数:65，代码来源:moal_sdio_mmc.c

示例10: hifDeviceResume

static int hifDeviceResume(struct device *dev)
{
    HIF_DEVICE *device;
    A_STATUS status = A_OK;
    struct sdio_func *func = dev_to_sdio_func(dev);
    device = getHifDevice(func);
    status = HIFDoDeviceResume(device);
    return A_SUCCESS(status) ? 0 : status;
}

开发者ID:plaguedbypenguins，项目名称:atheros_sdk2，代码行数:9，代码来源:hif.c

示例11: wl1271_sdio_set_block_size

static void wl1271_sdio_set_block_size(struct device *child,
				       unsigned int blksz)
{
	struct wl12xx_sdio_glue *glue = dev_get_drvdata(child->parent);
	struct sdio_func *func = dev_to_sdio_func(glue->dev);

	sdio_claim_host(func);
	sdio_set_block_size(func, blksz);
	sdio_release_host(func);
}

开发者ID:383530895，项目名称:linux，代码行数:10，代码来源:sdio.c

示例12: brcmf_sdio_resume

static int brcmf_sdio_resume(struct device *dev)
{
	struct brcmf_sdio_dev *sdiodev;
	struct sdio_func *func = dev_to_sdio_func(dev);

	sdiodev = dev_get_drvdata(&func->card->dev);
	brcmf_sdio_wdtmr_enable(sdiodev, true);
	atomic_set(&sdiodev->suspend, false);
	return 0;
}

开发者ID:webom2008，项目名称:am335x.002.Kernel，代码行数:10，代码来源:bcmsdh_sdmmc.c

示例13: bcmsdh_sdmmc_suspend

static int bcmsdh_sdmmc_suspend(struct device *pdev)
{
	struct sdio_func *func = dev_to_sdio_func(pdev);
	mmc_pm_flag_t sdio_flags;
	int ret = 0;

	if (func->num != 2)
		return 0;

	sd_trace(("%s Enter\n", __FUNCTION__));

	if (dhd_os_check_wakelock(bcmsdh_get_drvdata()))
		return -EBUSY;


	sdio_flags = sdio_get_host_pm_caps(func);

	if (!(sdio_flags & MMC_PM_KEEP_POWER)) {
		sd_err(("%s: can't keep power while host is suspended\n", __FUNCTION__));
		return  -EINVAL;
	}

	/* keep power while host suspended */
	ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
	if (ret) {
		sd_err(("%s: error while trying to keep power\n", __FUNCTION__));
		return ret;
	}

#if defined(OOB_INTR_ONLY)
	bcmsdh_oob_intr_set(0);
#endif /* defined(OOB_INTR_ONLY) */

	sdio_flags = sdio_get_host_pm_caps(func);

	if (!(sdio_flags & MMC_PM_KEEP_POWER)) {
		sd_err(("can't keep power while host "
				"is suspended\n", __FUNCTION__));
		ret = -EINVAL;
		goto out;
	}

	/* keep power while host suspended */
	ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
	if (ret) {
		sd_err(("error while trying to keep power\n", __FUNCTION__));
		goto out;
	}

	dhd_mmc_suspend = TRUE;
	smp_mb();

out:
	return ret;
}

开发者ID:alfsamsung，项目名称:LG_X3_P880_v20a，代码行数:55，代码来源:bcmsdh_sdmmc_linux.c

示例14: woal_sdio_suspend

/**  @brief This function handles client driver suspend
 *  
 *  @param dev	   A pointer to device structure
 *  @return 	   MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
 */
int
woal_sdio_suspend(struct device *dev)
{
    struct sdio_func *func = dev_to_sdio_func(dev);
    mmc_pm_flag_t pm_flags = 0;
    moal_handle *handle = NULL;
    struct sdio_mmc_card *cardp;
    int i;
    int ret = MLAN_STATUS_SUCCESS;
    int hs_actived = 0;

    ENTER();

    if (func) {
        pm_flags = sdio_get_host_pm_caps(func);
        PRINTM(MCMND, "%s: suspend: PM flags = 0x%x\n", sdio_func_id(func),
               pm_flags);
        if (!(pm_flags & MMC_PM_KEEP_POWER)) {
            PRINTM(MERROR, "%s: cannot remain alive while host is suspended\n",
                   sdio_func_id(func));
            LEAVE();
            return -ENOSYS;
        }
        cardp = sdio_get_drvdata(func);
        if (!cardp || !cardp->handle) {
            PRINTM(MERROR, "Card or moal_handle structure is not valid\n");
            LEAVE();
            return MLAN_STATUS_SUCCESS;
        }
    } else {
        PRINTM(MERROR, "sdio_func is not specified\n");
        LEAVE();
        return MLAN_STATUS_SUCCESS;
    }
    handle = cardp->handle;

    if (pm_keep_power) {
        /* Enable the Host Sleep */
        hs_actived = woal_enable_hs(woal_get_priv(handle, MLAN_BSS_TYPE_ANY));
        if (hs_actived) {
            PRINTM(MCMND, "suspend with MMC_PM_KEEP_POWER\n");
            ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
        }
    }

    /* Indicate device suspended */
    handle->is_suspended = MTRUE;
    for (i = 0; i < handle->priv_num; i++)
        netif_carrier_off(handle->priv[i]->netdev);

    LEAVE();
    return ret;
}

开发者ID:deepikateriar，项目名称:Onlive-Source-Backup，代码行数:58，代码来源:moal_sdio_mmc.c

示例15: wl1271_suspend

static int wl1271_suspend(struct device *dev)
{
	/* Tell MMC/SDIO core it's OK to power down the card
	 * (if it isn't already), but not to remove it completely */
	struct sdio_func *func = dev_to_sdio_func(dev);
	struct wl1271 *wl = sdio_get_drvdata(func);
	mmc_pm_flag_t sdio_flags;
	unsigned long flags;
	bool abort;
	int ret = 0;

	/*
	 * if there is a pending irq work, we should abort the suspension.
	 * (irq might come between mac80211 suspension and our suspension)
	 * TODO: maybe remove it, since system will wake up anyway?
	 */
	spin_lock_irqsave(&wl->wl_lock, flags);
	abort = !!test_bit(WL1271_FLAG_PENDING_WORK, &wl->flags);
	spin_unlock_irqrestore(&wl->wl_lock, flags);
	if (abort) {
		wl1271_info("pending irq work - aborting suspend");
		return -EBUSY;
	}

	/*
	 * we need to look into wl to tell which suspend method to use.
	 * we will have full power, ps mode, elp, and power off
	 */
	wl1271_info("%s: wow_enabled: %d", __func__, wl->wow_enabled);
	if (wl->wow_enabled) {
		sdio_flags = sdio_get_host_pm_caps(func);

		wl1271_info("suspend PM flags = 0x%x", sdio_flags);

		if (!(sdio_flags & MMC_PM_KEEP_POWER)) {
			wl1271_error("can't keep power while host "
				     "is suspended");
			goto power_off;
		}

		/* keep power while host suspended */
		ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
		if (ret) {
			wl1271_error("error while trying to keep power");
			goto power_off;
		}

		/* release host */
		sdio_release_host(func);
	}
power_off:
	return 0;
}

开发者ID:mcarrier，项目名称:reconn-linux，代码行数:53，代码来源:sdio.c

示例16: bt_sdio_suspend

/**  @brief This function handles client driver suspend
 *  
 *  @param dev	   A pointer to device structure
 *  @return 	   BT_STATUS_SUCCESS or BT_STATUS_FAILURE
 */
int
bt_sdio_suspend(struct device *dev)
{
    struct sdio_func *func = dev_to_sdio_func(dev);
    mmc_pm_flag_t pm_flags = 0;
    bt_private *priv = NULL;
    struct sdio_mmc_card *cardp;
    struct hci_dev *hcidev;

    ENTER();

    if (func) {
        pm_flags = sdio_get_host_pm_caps(func);
        PRINTM(CMD, "%s: suspend: PM flags = 0x%x\n", sdio_func_id(func),
               pm_flags);
        if (!(pm_flags & MMC_PM_KEEP_POWER)) {
            PRINTM(ERROR, "%s: cannot remain alive while host is suspended\n",
                   sdio_func_id(func));
            return -ENOSYS;
        }
        cardp = sdio_get_drvdata(func);
        if (!cardp || !cardp->priv) {
            PRINTM(ERROR, "Card or priv structure is not valid\n");
            LEAVE();
            return BT_STATUS_SUCCESS;
        }
    } else {
        PRINTM(ERROR, "sdio_func is not specified\n");
        LEAVE();
        return BT_STATUS_SUCCESS;
    }
    PRINTM(CMD, "SDIO suspend\n");
    priv = cardp->priv;
    if ((pm_keep_power) && (priv->adapter->hs_state != HS_ACTIVATED))
        bt_enable_hs(priv);

    hcidev = priv->bt_dev.hcidev;
    hci_suspend_dev(hcidev);
    skb_queue_purge(&priv->adapter->tx_queue);

    LEAVE();
    /* We will keep the power when hs enabled successfully */
    if ((pm_keep_power) && (priv->adapter->hs_state == HS_ACTIVATED))
#ifdef MMC_PM_SKIP_RESUME_PROBE
        return sdio_set_host_pm_flags(func,
                                      MMC_PM_KEEP_POWER |
                                      MMC_PM_SKIP_RESUME_PROBE);
#else
        return sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
#endif
    else
        return BT_STATUS_SUCCESS;

开发者ID:debugevery，项目名称:android-kernel-samsung-dev，代码行数:57，代码来源:bt_sdiommc.c

示例17: wl12xx_sdio_power_off

static int wl12xx_sdio_power_off(struct wl12xx_sdio_glue *glue)
{
	struct sdio_func *func = dev_to_sdio_func(glue->dev);
	struct mmc_card *card = func->card;

	sdio_claim_host(func);
	sdio_disable_func(func);
	sdio_release_host(func);

	/* Let runtime PM know the card is powered off */
	pm_runtime_put(&card->dev);
	return 0;
}

开发者ID:AlexShiLucky，项目名称:linux，代码行数:13，代码来源:sdio.c

示例18: bcmsdh_sdmmc_resume

static int bcmsdh_sdmmc_resume(struct device *pdev)
{
	struct sdio_func *func = dev_to_sdio_func(pdev);

	if (func->num != 2)
		return 0;
	dhd_mmc_suspend = FALSE;
#if defined(OOB_INTR_ONLY)
	if (dhd_os_check_if_up(bcmsdh_get_drvdata()))
		bcmsdh_oob_intr_set(1);
#endif
	smp_mb();
	return 0;
}

开发者ID:Dazzozo，项目名称:hw_bcm_5.90.125.120，代码行数:14，代码来源:bcmsdh_sdmmc_linux.c

示例19: mwifiex_sdio_suspend

/*
 * SDIO suspend.
 *
 * Kernel needs to suspend all functions separately. Therefore all
 * registered functions must have drivers with suspend and resume
 * methods. Failing that the kernel simply removes the whole card.
 *
 * If already not suspended, this function allocates and sends a host
 * sleep activate request to the firmware and turns off the traffic.
 */
static int mwifiex_sdio_suspend(struct device *dev)
{
	struct sdio_func *func = dev_to_sdio_func(dev);
	struct sdio_mmc_card *card;
	struct mwifiex_adapter *adapter;
	mmc_pm_flag_t pm_flag = 0;
	int i;
	int ret = 0;

	if (func) {
		pm_flag = sdio_get_host_pm_caps(func);
		pr_debug("cmd: %s: suspend: PM flag = 0x%x\n",
		       sdio_func_id(func), pm_flag);
		if (!(pm_flag & MMC_PM_KEEP_POWER)) {
			pr_err("%s: cannot remain alive while host is"
				" suspended\n", sdio_func_id(func));
			return -ENOSYS;
		}

		card = sdio_get_drvdata(func);
		if (!card || !card->adapter) {
			pr_err("suspend: invalid card or adapter\n");
			return 0;
		}
	} else {
		pr_err("suspend: sdio_func is not specified\n");
		return 0;
	}

	adapter = card->adapter;

	/* Enable the Host Sleep */
	if (!mwifiex_enable_hs(adapter)) {
		dev_err(adapter->dev, "cmd: failed to suspend\n");
		return -EFAULT;
	}

	dev_dbg(adapter->dev, "cmd: suspend with MMC_PM_KEEP_POWER\n");
	ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);

	/* Indicate device suspended */
	adapter->is_suspended = true;

	for (i = 0; i < adapter->priv_num; i++)
		netif_carrier_off(adapter->priv[i]->netdev);

	return ret;
}

开发者ID:791254467，项目名称:u8500_kernel，代码行数:58，代码来源:sdio.c

示例20: cw1200_sdio_suspend

static int cw1200_sdio_suspend(struct device *dev)
{
	int ret;
	struct sdio_func *func = dev_to_sdio_func(dev);
	struct hwbus_priv *self = sdio_get_drvdata(func);

	if (!cw1200_can_suspend(self->core))
		return -EAGAIN;

	/* Notify SDIO that CW1200 will remain powered during suspend */
	ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
	if (ret)
		pr_err("Error setting SDIO pm flags: %i\n", ret);

	return ret;
}

开发者ID:EvolutionMod，项目名称:ath10-lenovo，代码行数:16，代码来源:cw1200_sdio.c

注：本文中的dev_to_sdio_func函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ dev_to_sdio_func函数代码示例

示例1: ath6kl_hifdev_suspend

示例2: wl1271_suspend

示例3: wl12xx_sdio_power_on

示例4: brcmf_sdio_suspend

示例5: bt_sdio_resume

示例6: mwifiex_sdio_resume

示例7: rtw_sdio_resume

示例8: wl12xx_sdio_power_on

示例9: woal_sdio_shutdown

示例10: hifDeviceResume

示例11: wl1271_sdio_set_block_size

示例12: brcmf_sdio_resume

示例13: bcmsdh_sdmmc_suspend

示例14: woal_sdio_suspend

示例15: wl1271_suspend

示例16: bt_sdio_suspend

示例17: wl12xx_sdio_power_off

示例18: bcmsdh_sdmmc_resume

示例19: mwifiex_sdio_suspend

示例20: cw1200_sdio_suspend

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