diff --git a/drivers/net/wireless/wl12xx/wl1271_cmd.c b/drivers/net/wireless/wl12xx/wl1271_cmd.c index a74259bb596bb99cd10ee3bc84630907dbf70b0f..dd2b5f0540a5ddaa712c6151c37f80391c162f64 100644 --- a/drivers/net/wireless/wl12xx/wl1271_cmd.c +++ b/drivers/net/wireless/wl12xx/wl1271_cmd.c @@ -555,7 +555,7 @@ int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) return ret; } -int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode) +int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, bool send) { struct wl1271_cmd_ps_params *ps_params = NULL; int ret = 0; @@ -576,7 +576,7 @@ int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode) } ps_params->ps_mode = ps_mode; - ps_params->send_null_data = 1; + ps_params->send_null_data = send; ps_params->retries = 5; ps_params->hang_over_period = 128; ps_params->null_data_rate = cpu_to_le32(1); /* 1 Mbps */ diff --git a/drivers/net/wireless/wl12xx/wl1271_cmd.h b/drivers/net/wireless/wl12xx/wl1271_cmd.h index 09fe91297acfe7bd0e2ddaf2883b0520602db1ed..ba433f423c8bdc8cfdebf0d387e4cd7d29061a3b 100644 --- a/drivers/net/wireless/wl12xx/wl1271_cmd.h +++ b/drivers/net/wireless/wl12xx/wl1271_cmd.h @@ -38,7 +38,7 @@ int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer); int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len); int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len); int wl1271_cmd_data_path(struct wl1271 *wl, bool enable); -int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode); +int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, bool send); int wl1271_cmd_read_memory(struct wl1271 *wl, u32 addr, void *answer, size_t len); int wl1271_cmd_scan(struct wl1271 *wl, u8 *ssid, size_t len, diff --git a/drivers/net/wireless/wl12xx/wl1271_event.c b/drivers/net/wireless/wl12xx/wl1271_event.c index 0a145afc990592a20b5a1b976fb72616a0f9bdc4..cecbae2ded35eaa5318e6b0cc4bbd1b03857db2d 100644 --- a/drivers/net/wireless/wl12xx/wl1271_event.c +++ b/drivers/net/wireless/wl12xx/wl1271_event.c @@ -78,24 +78,55 @@ static int wl1271_event_ps_report(struct wl1271 *wl, switch (mbox->ps_status) { case EVENT_ENTER_POWER_SAVE_FAIL: + wl1271_debug(DEBUG_PSM, "PSM entry failed"); + if (!test_bit(WL1271_FLAG_PSM, &wl->flags)) { + /* remain in active mode */ wl->psm_entry_retry = 0; break; } if (wl->psm_entry_retry < wl->conf.conn.psm_entry_retries) { wl->psm_entry_retry++; - ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE); + ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, + true); } else { wl1271_error("PSM entry failed, giving up.\n"); + /* make sure the firmware goes into active mode */ + ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, + false); wl->psm_entry_retry = 0; } break; case EVENT_ENTER_POWER_SAVE_SUCCESS: wl->psm_entry_retry = 0; + + /* enable beacon filtering */ + ret = wl1271_acx_beacon_filter_opt(wl, true); + if (ret < 0) + break; + + /* enable beacon early termination */ + ret = wl1271_acx_bet_enable(wl, true); + if (ret < 0) + break; + + /* go to extremely low power mode */ + wl1271_ps_elp_sleep(wl); + if (ret < 0) + break; break; case EVENT_EXIT_POWER_SAVE_FAIL: - wl1271_info("PSM exit failed"); + wl1271_debug(DEBUG_PSM, "PSM exit failed"); + + if (test_bit(WL1271_FLAG_PSM, &wl->flags)) { + wl->psm_entry_retry = 0; + break; + } + + /* make sure the firmware goes to active mode */ + ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, + false); break; case EVENT_EXIT_POWER_SAVE_SUCCESS: default: diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c index e4867b895c43b67fdc25e8c56b8ab949c34fff90..6f026fe63d7fea9230230dff54bd3500c181e692 100644 --- a/drivers/net/wireless/wl12xx/wl1271_main.c +++ b/drivers/net/wireless/wl12xx/wl1271_main.c @@ -1248,7 +1248,8 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) */ if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) { wl1271_info("psm enabled"); - ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE); + ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, + true); } } else if (!(conf->flags & IEEE80211_CONF_PS) && test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) { @@ -1257,7 +1258,8 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) clear_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags); if (test_bit(WL1271_FLAG_PSM, &wl->flags)) - ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE); + ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, + true); } if (conf->power_level != wl->power_level) { @@ -1637,7 +1639,7 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw, if (test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags) && !test_bit(WL1271_FLAG_PSM, &wl->flags)) { mode = STATION_POWER_SAVE_MODE; - ret = wl1271_ps_set_mode(wl, mode); + ret = wl1271_ps_set_mode(wl, mode, true); if (ret < 0) goto out_sleep; } diff --git a/drivers/net/wireless/wl12xx/wl1271_ps.c b/drivers/net/wireless/wl12xx/wl1271_ps.c index e407790f677131c2a38781b48dff31ab94bd3e63..29f670099d94bb2bd7144063922c67fa56425909 100644 --- a/drivers/net/wireless/wl12xx/wl1271_ps.c +++ b/drivers/net/wireless/wl12xx/wl1271_ps.c @@ -118,7 +118,8 @@ int wl1271_ps_elp_wakeup(struct wl1271 *wl, bool chip_awake) return 0; } -int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode) +int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode, + bool send) { int ret; @@ -126,21 +127,7 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode) case STATION_POWER_SAVE_MODE: wl1271_debug(DEBUG_PSM, "entering psm"); - /* enable beacon filtering */ - ret = wl1271_acx_beacon_filter_opt(wl, true); - if (ret < 0) - return ret; - - /* enable beacon early termination */ - ret = wl1271_acx_bet_enable(wl, true); - if (ret < 0) - return ret; - - ret = wl1271_cmd_ps_mode(wl, STATION_POWER_SAVE_MODE); - if (ret < 0) - return ret; - - wl1271_ps_elp_sleep(wl); + ret = wl1271_cmd_ps_mode(wl, STATION_POWER_SAVE_MODE, send); if (ret < 0) return ret; @@ -163,7 +150,7 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode) if (ret < 0) return ret; - ret = wl1271_cmd_ps_mode(wl, STATION_ACTIVE_MODE); + ret = wl1271_cmd_ps_mode(wl, STATION_ACTIVE_MODE, send); if (ret < 0) return ret; diff --git a/drivers/net/wireless/wl12xx/wl1271_ps.h b/drivers/net/wireless/wl12xx/wl1271_ps.h index 779653d0ae85b25923708b9a2d03c065d45a43a2..940276f517a40bef3d649cc0522f5d989b9ba43f 100644 --- a/drivers/net/wireless/wl12xx/wl1271_ps.h +++ b/drivers/net/wireless/wl12xx/wl1271_ps.h @@ -27,7 +27,8 @@ #include "wl1271.h" #include "wl1271_acx.h" -int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode); +int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode, + bool send); void wl1271_ps_elp_sleep(struct wl1271 *wl); int wl1271_ps_elp_wakeup(struct wl1271 *wl, bool chip_awake); void wl1271_elp_work(struct work_struct *work);