From: Jérôme Pouiller <jerome.pouil...@silabs.com>

The struct hif_req_set_pm_mode comes from hardware API. It is not
intended to be manipulated in upper layers of the driver. So, this patch
relocate the handling of this struct to hif_set_pm() (the low level
function).

Signed-off-by: Jérôme Pouiller <jerome.pouil...@silabs.com>
---
 drivers/staging/wfx/hif_tx.c | 10 ++++++++--
 drivers/staging/wfx/hif_tx.h |  2 +-
 drivers/staging/wfx/sta.c    | 25 +++++++++----------------
 3 files changed, 18 insertions(+), 19 deletions(-)

diff --git a/drivers/staging/wfx/hif_tx.c b/drivers/staging/wfx/hif_tx.c
index 6fb98ddbc0e2..9cbf9d916f5f 100644
--- a/drivers/staging/wfx/hif_tx.c
+++ b/drivers/staging/wfx/hif_tx.c
@@ -360,13 +360,19 @@ int hif_set_edca_queue_params(struct wfx_vif *wvif,
        return ret;
 }
 
-int hif_set_pm(struct wfx_vif *wvif, const struct hif_req_set_pm_mode *arg)
+int hif_set_pm(struct wfx_vif *wvif, bool ps, int dynamic_ps_timeout)
 {
        int ret;
        struct hif_msg *hif;
        struct hif_req_set_pm_mode *body = wfx_alloc_hif(sizeof(*body), &hif);
 
-       memcpy(body, arg, sizeof(*body));
+       if (ps) {
+               body->pm_mode.enter_psm = 1;
+               // Firmware does not support more than 128ms
+               body->fast_psm_idle_period = min(dynamic_ps_timeout * 2, 255);
+               if (body->fast_psm_idle_period)
+                       body->pm_mode.fast_psm = 1;
+       }
        wfx_fill_header(hif, wvif->id, HIF_REQ_ID_SET_PM_MODE, sizeof(*body));
        ret = wfx_cmd_send(wvif->wdev, hif, NULL, 0, false);
        kfree(hif);
diff --git a/drivers/staging/wfx/hif_tx.h b/drivers/staging/wfx/hif_tx.h
index f61ae7b0d41c..bb5860ee6542 100644
--- a/drivers/staging/wfx/hif_tx.h
+++ b/drivers/staging/wfx/hif_tx.h
@@ -47,7 +47,7 @@ int hif_write_mib(struct wfx_dev *wdev, int vif_id, u16 
mib_id,
 int hif_scan(struct wfx_vif *wvif, const struct wfx_scan_params *arg);
 int hif_stop_scan(struct wfx_vif *wvif);
 int hif_join(struct wfx_vif *wvif, const struct hif_req_join *arg);
-int hif_set_pm(struct wfx_vif *wvif, const struct hif_req_set_pm_mode *arg);
+int hif_set_pm(struct wfx_vif *wvif, bool ps, int dynamic_ps_timeout);
 int hif_set_bss_params(struct wfx_vif *wvif,
                       const struct hif_req_set_bss_params *arg);
 int hif_add_key(struct wfx_dev *wdev, const struct hif_req_add_key *arg);
diff --git a/drivers/staging/wfx/sta.c b/drivers/staging/wfx/sta.c
index 9eca35d91ad3..b4007afcd0c6 100644
--- a/drivers/staging/wfx/sta.c
+++ b/drivers/staging/wfx/sta.c
@@ -291,37 +291,30 @@ void wfx_configure_filter(struct ieee80211_hw *hw,
 static int wfx_update_pm(struct wfx_vif *wvif)
 {
        struct ieee80211_conf *conf = &wvif->wdev->hw->conf;
-       struct hif_req_set_pm_mode pm;
+       bool ps = conf->flags & IEEE80211_CONF_PS;
+       int ps_timeout = conf->dynamic_ps_timeout;
 
+       WARN_ON(conf->dynamic_ps_timeout < 0);
        if (wvif->state != WFX_STATE_STA || !wvif->bss_params.aid)
                return 0;
-
-       memset(&pm, 0, sizeof(pm));
-       if (conf->flags & IEEE80211_CONF_PS) {
-               pm.pm_mode.enter_psm = 1;
-               // Firmware does not support more than 128ms
-               pm.fast_psm_idle_period =
-                       min(conf->dynamic_ps_timeout * 2, 255);
-               if (pm.fast_psm_idle_period)
-                       pm.pm_mode.fast_psm = 1;
-       }
-
+       if (!ps)
+               ps_timeout = 0;
        if (wvif->edca.uapsd_mask)
-               pm.pm_mode.fast_psm = 0;
+               ps_timeout = 0;
 
        // Kernel disable PowerSave when multiple vifs are in use. In contrary,
        // it is absolutly necessary to enable PowerSave for WF200
        // FIXME: only if channel vif0 != channel vif1
        if (wvif_count(wvif->wdev) > 1) {
-               pm.pm_mode.enter_psm = 1;
-               pm.pm_mode.fast_psm = 0;
+               ps = true;
+               ps_timeout = 0;
        }
 
        if (!wait_for_completion_timeout(&wvif->set_pm_mode_complete,
                                         TU_TO_JIFFIES(512)))
                dev_warn(wvif->wdev->dev,
                         "timeout while waiting of set_pm_mode_complete\n");
-       return hif_set_pm(wvif, &pm);
+       return hif_set_pm(wvif, ps, ps_timeout);
 }
 
 int wfx_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
-- 
2.24.0

_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

Reply via email to