wl12xx: mcp2.5 - add config_ps acx

mcp2.5 uses this acx to configure the fw only once, rather than
passing the params in every enter psm command.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Reviewed-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

4 files changed, 50 insertions, 0 deletions

diff --git a/drivers/net/wireless/wl12xx/acx.c b/drivers/net/wireless/wl12xx/acx.c
index afdc601aa7e..84d94b25990 100644
--- a/drivers/net/wireless/wl12xx/acx.c
+++ b/drivers/net/wireless/wl12xx/acx.c
@@ -1476,3 +1476,33 @@ out:
         kfree(acx);
         return ret;
 }
+
+int wl1271_acx_config_ps(struct wl1271 *wl)
+{
+        struct wl1271_acx_config_ps *config_ps;
+        int ret;
+
+        wl1271_debug(DEBUG_ACX, "acx config ps");
+
+        config_ps = kzalloc(sizeof(*config_ps), GFP_KERNEL);
+        if (!config_ps) {
+                ret = -ENOMEM;
+                goto out;
+        }
+
+        config_ps->exit_retries = wl->conf.conn.psm_exit_retries;
+        config_ps->enter_retries = wl->conf.conn.psm_entry_retries;
+        config_ps->null_data_rate = cpu_to_le32(wl->basic_rate);
+
+        ret = wl1271_cmd_configure(wl, ACX_CONFIG_PS, config_ps,
+                                   sizeof(*config_ps));
+
+        if (ret < 0) {
+                wl1271_warning("acx config ps failed: %d", ret);
+                goto out;
+        }
+
+out:
+        kfree(config_ps);
+        return ret;
+}
diff --git a/drivers/net/wireless/wl12xx/acx.h b/drivers/net/wireless/wl12xx/acx.h
index 4bbaf04f434..5bc0ca97bec 100644
--- a/drivers/net/wireless/wl12xx/acx.h
+++ b/drivers/net/wireless/wl12xx/acx.h
@@ -1136,6 +1136,15 @@ struct wl1271_acx_max_tx_retry {
         u8 padding_1[2];
 } __packed;
 
+struct wl1271_acx_config_ps {
+        struct acx_header header;
+
+        u8 exit_retries;
+        u8 enter_retries;
+        u8 padding[2];
+        __le32 null_data_rate;
+} __packed;
+
 enum {
         ACX_WAKE_UP_CONDITIONS      = 0x0002,
         ACX_MEM_CFG                 = 0x0003,
@@ -1200,6 +1209,7 @@ enum {
         DOT11_RTS_THRESHOLD         = 0x1013,
         DOT11_GROUP_ADDRESS_TBL     = 0x1014,
         ACX_PM_CONFIG               = 0x1016,
+        ACX_CONFIG_PS               = 0x1017,
 
         MAX_DOT11_IE = DOT11_GROUP_ADDRESS_TBL,
 
@@ -1269,5 +1279,6 @@ int wl1271_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, u16 ssn,
                                        bool enable);
 int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime);
 int wl1271_acx_max_tx_retry(struct wl1271 *wl);
+int wl1271_acx_config_ps(struct wl1271 *wl);
 
 #endif /* __WL1271_ACX_H__ */
diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h
index fd1dac9ab4d..c81aecd755e 100644
--- a/drivers/net/wireless/wl12xx/conf.h
+++ b/drivers/net/wireless/wl12xx/conf.h
@@ -960,6 +960,14 @@ struct conf_conn_settings {
         u8 psm_entry_retries;
 
         /*
+         * Specifies the maximum number of times to try PSM exit if it fails
+         * (if sending the appropriate null-func message fails.)
+         *
+         * Range 0 - 255
+         */
+        u8 psm_exit_retries;
+
+        /*
          * Specifies the maximum number of times to try transmit the PSM entry
          * null-func frame for each PSM entry attempt
          *
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 254b7daccee..522bb09c953 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -256,6 +256,7 @@ static struct conf_drv_settings default_conf = {
                 .bet_enable                  = CONF_BET_MODE_ENABLE,
                 .bet_max_consecutive         = 10,
                 .psm_entry_retries           = 5,
+                .psm_exit_retries            = 255,
                 .psm_entry_nullfunc_retries  = 3,
                 .psm_entry_hangover_period   = 1,
                 .keep_alive_interval         = 55000,