/**
* @brief request_firmware callback
* This function is invoked by request_firmware_nowait system call
*
* @param firmware A pointer to firmware structure
* @param context A Pointer to bt_private structure
* @return None
**/
static void
sd_request_fw_callback(const struct firmware *firmware, void *context)
{
ENTER();
sd_request_fw_dpc(firmware, context);
LEAVE();
return;
}
/**
* @brief This function downloads firmware image to the card.
*
* @param priv A pointer to bt_private structure
* @return BT_STATUS_SUCCESS/BT_STATUS_FAILURE or other error no.
*/
int
sd_download_firmware_w_helper(bt_private *priv)
{
int ret = BT_STATUS_SUCCESS;
int err;
char *cur_fw_name = NULL;
ENTER();
cur_fw_name = fw_name;
if (fw_name == NULL) {
if (priv->card_type == CARD_TYPE_SD8787)
cur_fw_name = DEFAULT_FW_NAME_8787;
else
cur_fw_name = DEFAULT_FW_NAME;
}
if (bt_req_fw_nowait) {
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 32)
ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
cur_fw_name, priv->hotplug_device,
GFP_KERNEL, priv,
sd_request_fw_callback);
#else
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 13)
ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
cur_fw_name, priv->hotplug_device,
priv, sd_request_fw_callback);
#else
ret = request_firmware_nowait(THIS_MODULE,
cur_fw_name, priv->hotplug_device,
priv, sd_request_fw_callback);
#endif
#endif
if (ret < 0)
PRINTM(FATAL,
"BT: request_firmware_nowait() failed, error code = %#x\n",
ret);
} else {
err = request_firmware(&priv->firmware, cur_fw_name,
priv->hotplug_device);
if (err < 0) {
PRINTM(FATAL,
"BT: request_firmware() failed, error code = %#x\n",
err);
ret = BT_STATUS_FAILURE;
} else
ret = sd_request_fw_dpc(priv->firmware, priv);
}
LEAVE();
return ret;
}
/**
* @brief This function downloads firmware image to the card.
*
* @param priv A pointer to bt_private structure
* @return BT_STATUS_SUCCESS/BT_STATUS_FAILURE or other error no.
*/
int
sd_download_firmware_w_helper(bt_private * priv)
{
int ret = BT_STATUS_SUCCESS;
int err;
char *cur_fw_name = NULL;
ENTER();
cur_fw_name = fw_name;
if (req_fw_nowait) {
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,32)
if ((ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
cur_fw_name, priv->hotplug_device,
GFP_KERNEL, priv,
sd_request_fw_callback)) < 0)
#else
if ((ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
cur_fw_name, priv->hotplug_device,
priv, sd_request_fw_callback)) < 0)
#endif
PRINTM(FATAL,
"BT: request_firmware_nowait() failed, error code = %#x\n",
ret);
} else {
if ((err =
request_firmware(&priv->firmware, cur_fw_name,
priv->hotplug_device)) < 0) {
PRINTM(FATAL, "BT: request_firmware() failed, error code = %#x\n",
err);
ret = BT_STATUS_FAILURE;
} else
ret = sd_request_fw_dpc(priv->firmware, priv);
}
LEAVE();
return ret;
}