/** @brief This function handles client driver resume
*
* @param dev A pointer to device structure
* @return MLAN_STATUS_SUCCESS
*/
int
woal_sdio_resume(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;
ENTER();
PRINTM(MCMND, "<--- Enter woal_sdio_resume --->\n");
wifi_enable_hostwake_irq(MFALSE);
pm_flags = sdio_get_host_pm_caps(func);
PRINTM(MCMND, "%s: resume: PM flags = 0x%x\n", sdio_func_id(func),
pm_flags);
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;
}
handle = cardp->handle;
if (handle->is_suspended == MFALSE) {
PRINTM(MWARN, "Device already resumed\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
handle->is_suspended = MFALSE;
if (woal_check_driver_status(handle)) {
PRINTM(MERROR, "Resuem, device is in hang state\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
for (i = 0; i < handle->priv_num; i++)
netif_device_attach(handle->priv[i]->netdev);
/* Disable Host Sleep */
woal_cancel_hs(woal_get_priv(handle, MLAN_BSS_ROLE_ANY), MOAL_NO_WAIT);
PRINTM(MCMND, "<--- Leave woal_sdio_resume --->\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief Handle resume
*
* @param intf Pointer to usb_interface
*
* @return MLAN_STATUS_SUCCESS
*/
static int
woal_usb_resume(struct usb_interface *intf)
{
struct usb_card_rec *cardp = usb_get_intfdata(intf);
moal_handle *handle = NULL;
int i;
ENTER();
if (!cardp || !cardp->phandle) {
PRINTM(MERROR, "Card or adapter structure is not valid\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
handle = cardp->phandle;
if (handle->is_suspended == MFALSE) {
PRINTM(MWARN, "Device already resumed\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/* Indicate device resumed. The netdev queue will be resumed only after
the urbs have been resubmitted */
handle->is_suspended = MFALSE;
if (!atomic_read(&cardp->rx_data_urb_pending)) {
/* Submit multiple Rx data URBs */
woal_usb_submit_rx_data_urbs(handle);
}
if (!atomic_read(&cardp->rx_cmd_urb_pending)) {
if ((cardp->rx_cmd.pmbuf =
woal_alloc_mlan_buffer(handle, MLAN_RX_CMD_BUF_SIZE)))
woal_usb_submit_rx_urb(&cardp->rx_cmd, MLAN_RX_CMD_BUF_SIZE);
}
for (i = 0; i < handle->priv_num; i++)
if (handle->priv[i]->media_connected == MTRUE)
netif_carrier_on(handle->priv[i]->netdev);
/* Disable Host Sleep */
if (handle->hs_activated)
woal_cancel_hs(woal_get_priv(handle, MLAN_BSS_ROLE_ANY), MOAL_NO_WAIT);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
#ifdef CONFIG_PM
/* Resume handler may be called due to remote wakeup, force to exit suspend
anyway */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35)
cardp->udev->autosuspend_disabled = 1;
#else
cardp->udev->dev.power.runtime_auto = 0;
#endif /* < 2.6.35 */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)
cardp->udev->autoresume_disabled = 0;
#endif /* < 2.6.33 */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34)
atomic_inc(&(cardp->udev)->dev.power.usage_count);
#endif /* >= 2.6.34 */
#endif /* CONFIG_PM */
#endif /* >= 2.6.24 */
LEAVE();
return MLAN_STATUS_SUCCESS;
}
