1 files changed, 98 insertions, 1 deletions

diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
index 883f23ae9519..04a41628ceed 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
@@ -552,7 +552,9 @@ void rtl92c_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode)
         RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "FW LPS mode = %d\n", mode);
 
         SET_H2CCMD_PWRMODE_PARM_MODE(u1_h2c_set_pwrmode, mode);
-        SET_H2CCMD_PWRMODE_PARM_SMART_PS(u1_h2c_set_pwrmode, 1);
+        SET_H2CCMD_PWRMODE_PARM_SMART_PS(u1_h2c_set_pwrmode,
+                                         (rtlpriv->mac80211.p2p) ?
+                                         ppsc->smart_ps : 1);
         SET_H2CCMD_PWRMODE_PARM_BCN_PASS_TIME(u1_h2c_set_pwrmode,
                                               ppsc->reg_max_lps_awakeintvl);
 
@@ -808,3 +810,98 @@ void rtl92c_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, u8 mstatus)
         rtl92c_fill_h2c_cmd(hw, H2C_JOINBSSRPT, 1, u1_joinbssrpt_parm);
 }
 EXPORT_SYMBOL(rtl92c_set_fw_joinbss_report_cmd);
+
+static void rtl92c_set_p2p_ctw_period_cmd(struct ieee80211_hw *hw, u8 ctwindow)
+{
+        u8 u1_ctwindow_period[1] = {ctwindow};
+
+        rtl92c_fill_h2c_cmd(hw, H2C_P2P_PS_CTW_CMD, 1, u1_ctwindow_period);
+}
+
+void rtl92c_set_p2p_ps_offload_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state)
+{
+        struct rtl_priv *rtlpriv = rtl_priv(hw);
+        struct rtl_ps_ctl *rtlps = rtl_psc(rtl_priv(hw));
+        struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+        struct rtl_p2p_ps_info *p2pinfo = &(rtlps->p2p_ps_info);
+        struct p2p_ps_offload_t *p2p_ps_offload = &rtlhal->p2p_ps_offload;
+        u8      i;
+        u16     ctwindow;
+        u32     start_time, tsf_low;
+
+        switch (p2p_ps_state) {
+        case P2P_PS_DISABLE:
+                RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "P2P_PS_DISABLE\n");
+                memset(p2p_ps_offload, 0, sizeof(struct p2p_ps_offload_t));
+                break;
+        case P2P_PS_ENABLE:
+                RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "P2P_PS_ENABLE\n");
+                /* update CTWindow value. */
+                if (p2pinfo->ctwindow > 0) {
+                        p2p_ps_offload->ctwindow_en = 1;
+                        ctwindow = p2pinfo->ctwindow;
+                        rtl92c_set_p2p_ctw_period_cmd(hw, ctwindow);
+                }
+                /* hw only support 2 set of NoA */
+                for (i = 0; i < p2pinfo->noa_num; i++) {
+                        /* To control the register setting for which NOA*/
+                        rtl_write_byte(rtlpriv, 0x5cf, (i << 4));
+                        if (i == 0)
+                                p2p_ps_offload->noa0_en = 1;
+                        else
+                                p2p_ps_offload->noa1_en = 1;
+
+                        /* config P2P NoA Descriptor Register */
+                        rtl_write_dword(rtlpriv, 0x5E0,
+                                        p2pinfo->noa_duration[i]);
+                        rtl_write_dword(rtlpriv, 0x5E4,
+                                        p2pinfo->noa_interval[i]);
+
+                        /*Get Current TSF value */
+                        tsf_low = rtl_read_dword(rtlpriv, REG_TSFTR);
+
+                        start_time = p2pinfo->noa_start_time[i];
+                        if (p2pinfo->noa_count_type[i] != 1) {
+                                while (start_time <= (tsf_low+(50*1024))) {
+                                        start_time += p2pinfo->noa_interval[i];
+                                        if (p2pinfo->noa_count_type[i] != 255)
+                                                p2pinfo->noa_count_type[i]--;
+                                }
+                        }
+                        rtl_write_dword(rtlpriv, 0x5E8, start_time);
+                        rtl_write_dword(rtlpriv, 0x5EC,
+                                        p2pinfo->noa_count_type[i]);
+                }
+
+                if ((p2pinfo->opp_ps == 1) || (p2pinfo->noa_num > 0)) {
+                        /* rst p2p circuit */
+                        rtl_write_byte(rtlpriv, REG_DUAL_TSF_RST, BIT(4));
+
+                        p2p_ps_offload->offload_en = 1;
+
+                        if (P2P_ROLE_GO == rtlpriv->mac80211.p2p) {
+                                p2p_ps_offload->role = 1;
+                                p2p_ps_offload->allstasleep = 0;
+                        } else {
+                                p2p_ps_offload->role = 0;
+                        }
+
+                        p2p_ps_offload->discovery = 0;
+                }
+                break;
+        case P2P_PS_SCAN:
+                RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "P2P_PS_SCAN\n");
+                p2p_ps_offload->discovery = 1;
+                break;
+        case P2P_PS_SCAN_DONE:
+                RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "P2P_PS_SCAN_DONE\n");
+                p2p_ps_offload->discovery = 0;
+                p2pinfo->p2p_ps_state = P2P_PS_ENABLE;
+                break;
+        default:
+                break;
+        }
+
+        rtl92c_fill_h2c_cmd(hw, H2C_P2P_PS_OFFLOAD, 1, (u8 *)p2p_ps_offload);
+}
+EXPORT_SYMBOL_GPL(rtl92c_set_p2p_ps_offload_cmd);