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qcacld-3.0: call complete_all instead of complete()

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Currently userspace waits on the dev/wlan node to know
when the driver loading or SSR is successful.
If 2 different userspace threads wait on this dev/wlan node then
one thread is timing out as driver is completing the wait
using the complete() API.

To fix this issue, use complete_all() instead of complete() API

Change-Id: Iedbd8dd78bead4e80880112b4164135e195ec42c
CRs-Fixed: 3215173
This commit is contained in:
Sachin Ahuja
2022-06-08 17:26:44 +05:30
committed by Madan Koyyalamudi
parent 8b88cdcc1f
commit 9cfe0d8174
1 changed files with 6 additions and 6 deletions
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12
core/hdd/src/wlan_hdd_main.c
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@@ -677,8 +677,7 @@ hdd_mic_init_work(struct hdd_adapter *adapter)
void hdd_start_complete(int ret)
{
wlan_start_ret_val = ret;
complete(&wlan_start_comp);
complete_all(&wlan_start_comp);
}
/**
@@ -17955,20 +17954,21 @@ static ssize_t wlan_hdd_state_ctrl_param_write(struct file *filp,
bool is_wait_for_ready = false;
bool is_wlan_force_disabled;
hdd_enter();
id = hdd_validate_wlan_string(user_buf);
switch (id) {
case WLAN_OFF_STR:
pr_info("Wifi turning off from UI\n");
hdd_info("Wifi turning off from UI\n");
hdd_inform_wifi_off();
goto exit;
case WLAN_ON_STR:
pr_info("Wifi Turning On from UI\n");
hdd_info("Wifi Turning On from UI\n");
break;
case WLAN_WAIT_FOR_READY_STR:
is_wait_for_ready = true;
pr_info("Wifi wait for ready from UI\n");
hdd_info("Wifi wait for ready from UI\n");
break;
case WLAN_ENABLE_STR:
hdd_nofl_debug("Received WiFi enable from framework\n");
@@ -18010,7 +18010,6 @@ static ssize_t wlan_hdd_state_ctrl_param_write(struct file *filp,
if (is_wait_for_ready)
return count;
/*
* Flush idle shutdown work for cases to synchronize the wifi on
* during the idle shutdown.
@@ -18043,6 +18042,7 @@ static ssize_t wlan_hdd_state_ctrl_param_write(struct file *filp,
hdd_ctx->is_wlan_disabled = false;
}
exit:
hdd_exit();
return count;
}