samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

qcacld-3.0: Do concurrency check when change SAP channel by iwprv

Browse Source 
After bring up SAP(2G)+SAP(5G) DBS mode, initiate CSA on SAP2
from 5G to 2G (DBS mode to SCC mode) with cmd:
	iwpriv wlan1 setChanChange X
assert will happen.

Fix: SAP+SAP on same band on Helium is not PORed case yet,
Do concurrency check for path: iwpriv wlan0 setChanChange X.

Change-Id: Iacd6f2b4c49f4bb52739f602e7ba1e8cd9be04bc
CRs-Fixed: 2289366
This commit is contained in:
Jianmin Zhu
2018-08-09 10:04:32 +08:00
committed by nshrivas
parent ad65331565
commit 54cfab35b7
1 changed files with 10 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
core/hdd/src/wlan_hdd_hostapd.c
View File

@@ -2725,6 +2725,16 @@ int hdd_softap_set_channel_change(struct net_device *dev, int target_channel,
return -EBUSY; return -EBUSY;
} }
if (!policy_mgr_allow_concurrency(
hdd_ctx->hdd_psoc,
policy_mgr_convert_device_mode_to_qdf_type(
adapter->device_mode),
target_channel,
HW_MODE_20_MHZ)) {
hdd_err("Channel switch failed due to concurrency check failure");
return -EINVAL;
}
status = policy_mgr_reset_chan_switch_complete_evt(hdd_ctx->hdd_psoc); status = policy_mgr_reset_chan_switch_complete_evt(hdd_ctx->hdd_psoc);
if (!QDF_IS_STATUS_SUCCESS(status)) { if (!QDF_IS_STATUS_SUCCESS(status)) {
hdd_err("clear event failed"); hdd_err("clear event failed");