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staging: wilc1000: refactor wilc_get_mac_address() to avoid deferred handling 

Avoid handling of WID_MAC_ADDR wid command in deferred approach. Instead
of posting the wid to workqueue now handle directly from the caller
context.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ajay Singh 2018-12-02 18:03:17 +00:00 committed by Greg Kroah-Hartman
parent b7afe35032
commit 153068b9d1
2 changed files with 8 additions and 39 deletions
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43
drivers/staging/wilc1000/host_interface.c
View File

@ -103,7 +103,6 @@ union message_body {
struct rcvd_net_info net_info;
struct rcvd_async_info async_info;
struct set_multicast multicast_info;
struct get_mac_addr get_mac_info;
struct remain_ch remain_on_ch;
char *data;
};
@ -208,28 +207,6 @@ static struct wilc_vif *wilc_get_vif_from_idx(struct wilc *wilc, int idx)
return wilc->vif[index];
}
static void handle_get_mac_address(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct get_mac_addr *get_mac_addr = &msg->body.get_mac_info;
int ret;
struct wid wid;
wid.id = WID_MAC_ADDR;
wid.type = WID_STR;
wid.val = get_mac_addr->mac_addr;
wid.size = ETH_ALEN;
ret = wilc_send_config_pkt(vif, WILC_GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (ret)
netdev_err(vif->ndev, "Failed to get mac address\n");
complete(&msg->work_comp);
/* free 'msg' data later, in caller */
}
static int handle_scan_done(struct wilc_vif *vif, enum scan_event evt)
{
int result = 0;
@ -1934,21 +1911,17 @@ int wilc_set_pmkid_info(struct wilc_vif *vif, struct wilc_pmkid_attr *pmkid)
int wilc_get_mac_address(struct wilc_vif *vif, u8 *mac_addr)
{
int result;
struct host_if_msg *msg;
struct wid wid;
msg = wilc_alloc_work(vif, handle_get_mac_address, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
wid.id = WID_MAC_ADDR;
wid.type = WID_STR;
wid.size = ETH_ALEN;
wid.val = mac_addr;
msg->body.get_mac_info.mac_addr = mac_addr;
result = wilc_enqueue_work(msg);
result = wilc_send_config_pkt(vif, WILC_GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
netdev_err(vif->ndev, "Failed to get mac address\n");
return result;
}

4
drivers/staging/wilc1000/host_interface.h
View File

@ -194,10 +194,6 @@ struct user_conn_req {
void *arg;
};
struct get_mac_addr {
u8 *mac_addr;
};
struct remain_ch {
u16 ch;
u32 duration;