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iwmc3200wifi: handling wifi_if_ntfy responses

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When we're calling iwm_send_wifi_if_cmd() with the resp flag set, we're
currently waiting on the mlme queue, waiting for some flags here and there to
show up.
This patch adds a wifi_ntfy bitmap, and when we're sending a wifi_if command
expecting an answers, we wait synchronously for it to show up, on a dedicated
queue. The wifi_ntfy bit is set when we receive the corresponding answer.

Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Samuel Ortiz
2009-06-15 21:59:51 +02:00
committed by John W. Linville
parent 0c5553b139
commit a70742f167
5 changed files with 31 additions and 15 deletions
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9
drivers/net/wireless/iwmc3200wifi/rx.c
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@@ -993,12 +993,17 @@ static int iwm_ntf_wifi_if_wrapper(struct iwm_priv *iwm, u8 *buf,
(struct iwm_umac_wifi_if *)cmd->buf.payload;
IWM_DBG_NTF(iwm, DBG, "WIFI_IF_WRAPPER cmd is delivered to UMAC: "
"oid is %d\n", hdr->oid);
"oid is 0x%x\n", hdr->oid);
if (hdr->oid <= WIFI_IF_NTFY_MAX) {
set_bit(hdr->oid, &iwm->wifi_ntfy[0]);
wake_up_interruptible(&iwm->wifi_ntfy_queue);
} else
return -EINVAL;
switch (hdr->oid) {
case UMAC_WIFI_IF_CMD_SET_PROFILE:
iwm->umac_profile_active = 1;
wake_up_interruptible(&iwm->mlme_queue);
break;
default:
break;