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wil6210: support NL80211_ATTR_WIPHY_RETRY_SHORT 

Add support for setting retry limit for short frames,
using NL80211_CMD_SET_WIPHY with the attribute
NL80211_ATTR_WIPHY_RETRY_SHORT.
Update wiphy->retry_short from the FW default when interface
is brought up.

Signed-off-by: Lior David <qca_liord@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Lior David 2016-11-23 16:06:43 +02:00 committed by Kalle Valo
parent cbf795c195
commit 3fea18d079
4 changed files with 97 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/net/wireless/ath/wil6210/cfg80211.c
View File

@ -702,6 +702,26 @@ static int wil_cfg80211_disconnect(struct wiphy *wiphy,
return rc;
}
static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
int rc;
/* these parameters are explicitly not supported */
if (changed & (WIPHY_PARAM_RETRY_LONG |
WIPHY_PARAM_FRAG_THRESHOLD |
WIPHY_PARAM_RTS_THRESHOLD))
return -ENOTSUPP;
if (changed & WIPHY_PARAM_RETRY_SHORT) {
rc = wmi_set_mgmt_retry(wil, wiphy->retry_short);
if (rc)
return rc;
}
return 0;
}
int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
struct cfg80211_mgmt_tx_params *params,
u64 *cookie)
@ -1489,6 +1509,7 @@ static struct cfg80211_ops wil_cfg80211_ops = {
.abort_scan = wil_cfg80211_abort_scan,
.connect = wil_cfg80211_connect,
.disconnect = wil_cfg80211_disconnect,
.set_wiphy_params = wil_cfg80211_set_wiphy_params,
.change_virtual_intf = wil_cfg80211_change_iface,
.get_station = wil_cfg80211_get_station,
.dump_station = wil_cfg80211_dump_station,

15
drivers/net/wireless/ath/wil6210/main.c
View File

@ -693,6 +693,19 @@ static int wil_target_reset(struct wil6210_priv *wil)
return 0;
}
static void wil_collect_fw_info(struct wil6210_priv *wil)
{
struct wiphy *wiphy = wil_to_wiphy(wil);
u8 retry_short;
int rc;
rc = wmi_get_mgmt_retry(wil, &retry_short);
if (!rc) {
wiphy->retry_short = retry_short;
wil_dbg_misc(wil, "FW retry_short: %d\n", retry_short);
}
}
void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r)
{
le32_to_cpus(&r->base);
@ -966,6 +979,8 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw)
return rc;
}
wil_collect_fw_info(wil);
if (wil->platform_ops.notify) {
rc = wil->platform_ops.notify(wil->platform_handle,
WIL_PLATFORM_EVT_FW_RDY);

2
drivers/net/wireless/ath/wil6210/wil6210.h
View File

@ -821,6 +821,8 @@ int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 cid, u8 tid, u8 token,
u16 status, bool amsdu, u16 agg_wsize, u16 timeout);
int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
enum wmi_ps_profile_type ps_profile);
int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short);
int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short);
int wil_addba_rx_request(struct wil6210_priv *wil, u8 cidxtid,
u8 dialog_token, __le16 ba_param_set,
__le16 ba_timeout, __le16 ba_seq_ctrl);

59
drivers/net/wireless/ath/wil6210/wmi.c
View File

@ -1599,6 +1599,65 @@ int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
return rc;
}
int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short)
{
int rc;
struct wmi_set_mgmt_retry_limit_cmd cmd = {
.mgmt_retry_limit = retry_short,
};
struct {
struct wmi_cmd_hdr wmi;
struct wmi_set_mgmt_retry_limit_event evt;
} __packed reply;
wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short);
if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities))
return -ENOTSUPP;
reply.evt.status = WMI_FW_STATUS_FAILURE;
rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, &cmd, sizeof(cmd),
WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply),
100);
if (rc)
return rc;
if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
wil_err(wil, "set mgmt retry limit failed with status %d\n",
reply.evt.status);
rc = -EINVAL;
}
return rc;
}
int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short)
{
int rc;
struct {
struct wmi_cmd_hdr wmi;
struct wmi_get_mgmt_retry_limit_event evt;
} __packed reply;
wil_dbg_wmi(wil, "getting mgmt retry short\n");
if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities))
return -ENOTSUPP;
reply.evt.mgmt_retry_limit = 0;
rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, NULL, 0,
WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply),
100);
if (rc)
return rc;
if (retry_short)
*retry_short = reply.evt.mgmt_retry_limit;
return 0;
}
int wmi_abort_scan(struct wil6210_priv *wil)
{
int rc;