mwifiex: enhance power save for USB and PCIe chipsets

FW will not explicitly notify about host sleep activation to the
host for USB and PCIe chipsets. Hence host should generate Host
Sleep Activated event as soon as Host Sleep parameters are
configured to FW successfully.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c
index 51e023e..ea37b88 100644 (file)
--- a/drivers/net/wireless/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/mwifiex/cmdevt.c
@@ -1102,7 +1102,8 @@ int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
                &resp->params.opt_hs_cfg;
        uint32_t conditions = le32_to_cpu(phs_cfg->params.hs_config.conditions);
 
-       if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE)) {
+       if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE) &&
+           adapter->iface_type == MWIFIEX_SDIO) {
                mwifiex_hs_activated_event(priv, true);
                return 0;
        } else {
@@ -1114,6 +1115,9 @@ int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
        }
        if (conditions != HOST_SLEEP_CFG_CANCEL) {
                adapter->is_hs_configured = true;
+               if (adapter->iface_type == MWIFIEX_USB ||
+                   adapter->iface_type == MWIFIEX_PCIE)
+                       mwifiex_hs_activated_event(priv, true);
        } else {
                adapter->is_hs_configured = false;
                if (adapter->hs_activated)