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wil6210: Limit max number of associated stations

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Add a module parameter to support setting the maximum
number of stations that can be associated to an AP.

Signed-off-by: Dedy Lansky <qca_dlansky@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Dedy Lansky 2014-08-06 10:31:58 +03:00 committed by John W. Linville
parent a21420864a
commit 1eb9d1e5c6
1 changed files with 14 additions and 1 deletions
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15
drivers/net/wireless/ath/wil6210/wmi.c
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@ -14,6 +14,7 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/moduleparam.h>
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
@ -22,6 +23,10 @@
#include "wmi.h"
#include "trace.h"
static uint max_assoc_sta = 1;
module_param(max_assoc_sta, uint, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP");
/**
* WMI event receiving - theory of operations
*
@ -794,7 +799,7 @@ int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan)
.network_type = wmi_nettype,
.disable_sec_offload = 1,
.channel = chan - 1,
.pcp_max_assoc_sta = WIL6210_MAX_CID,
.pcp_max_assoc_sta = max_assoc_sta,
};
struct {
struct wil6210_mbox_hdr_wmi wmi;
@ -804,6 +809,14 @@ int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan)
if (!wil->secure_pcp)
cmd.disable_sec = 1;
if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) ||
(cmd.pcp_max_assoc_sta <= 0)) {
wil_info(wil,
"Requested connection limit %u, valid values are 1 - %d. Setting to %d\n",
max_assoc_sta, WIL6210_MAX_CID, WIL6210_MAX_CID);
cmd.pcp_max_assoc_sta = WIL6210_MAX_CID;
}
/*
* Processing time may be huge, in case of secure AP it takes about
* 3500ms for FW to start AP