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authorDedy Lansky <qca_dlansky@qualcomm.com>2014-08-06 10:31:58 +0300
committerJohn W. Linville <linville@tuxdriver.com>2014-08-25 16:17:36 -0400
commit1eb9d1e5c659a9f2ae08a3d36d1c64d11368b58a (patch)
treed6768d4808961cd9a1eea04e80bcb02e315bcee0 /drivers
parenta21420864a28f2cf24afdc555da7b6d7c100e9d8 (diff)
wil6210: Limit max number of associated stations
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/ath/wil6210/wmi.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c
index 0beb129e9858..596d6c1e8583 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -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