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path: root/drivers/net/wireless/rtlwifi/ps.c
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Diffstat (limited to 'drivers/net/wireless/rtlwifi/ps.c')
-rw-r--r--drivers/net/wireless/rtlwifi/ps.c119
1 files changed, 109 insertions, 10 deletions
diff --git a/drivers/net/wireless/rtlwifi/ps.c b/drivers/net/wireless/rtlwifi/ps.c
index d1c0191a195..50504942ded 100644
--- a/drivers/net/wireless/rtlwifi/ps.c
+++ b/drivers/net/wireless/rtlwifi/ps.c
@@ -32,6 +32,106 @@
#include "base.h"
#include "ps.h"
+/* Description:
+ * This routine deals with the Power Configuration CMD
+ * parsing for RTL8723/RTL8188E Series IC.
+ * Assumption:
+ * We should follow specific format that was released from HW SD.
+ */
+bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version,
+ u8 faversion, u8 interface_type,
+ struct wlan_pwr_cfg pwrcfgcmd[])
+{
+ struct wlan_pwr_cfg cfg_cmd = {0};
+ bool polling_bit = false;
+ u32 ary_idx = 0;
+ u8 value = 0;
+ u32 offset = 0;
+ u32 polling_count = 0;
+ u32 max_polling_cnt = 5000;
+
+ do {
+ cfg_cmd = pwrcfgcmd[ary_idx];
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+ "rtl_hal_pwrseqcmdparsing(): offset(%#x),cut_msk(%#x), famsk(%#x),"
+ "interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n",
+ GET_PWR_CFG_OFFSET(cfg_cmd),
+ GET_PWR_CFG_CUT_MASK(cfg_cmd),
+ GET_PWR_CFG_FAB_MASK(cfg_cmd),
+ GET_PWR_CFG_INTF_MASK(cfg_cmd),
+ GET_PWR_CFG_BASE(cfg_cmd), GET_PWR_CFG_CMD(cfg_cmd),
+ GET_PWR_CFG_MASK(cfg_cmd), GET_PWR_CFG_VALUE(cfg_cmd));
+
+ if ((GET_PWR_CFG_FAB_MASK(cfg_cmd)&faversion) &&
+ (GET_PWR_CFG_CUT_MASK(cfg_cmd)&cut_version) &&
+ (GET_PWR_CFG_INTF_MASK(cfg_cmd)&interface_type)) {
+ switch (GET_PWR_CFG_CMD(cfg_cmd)) {
+ case PWR_CMD_READ:
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+ "rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n");
+ break;
+ case PWR_CMD_WRITE:
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+ "rtl_hal_pwrseqcmdparsing(): PWR_CMD_WRITE\n");
+ offset = GET_PWR_CFG_OFFSET(cfg_cmd);
+
+ /*Read the value from system register*/
+ value = rtl_read_byte(rtlpriv, offset);
+ value &= (~(GET_PWR_CFG_MASK(cfg_cmd)));
+ value |= (GET_PWR_CFG_VALUE(cfg_cmd) &
+ GET_PWR_CFG_MASK(cfg_cmd));
+
+ /*Write the value back to sytem register*/
+ rtl_write_byte(rtlpriv, offset, value);
+ break;
+ case PWR_CMD_POLLING:
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+ "rtl_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n");
+ polling_bit = false;
+ offset = GET_PWR_CFG_OFFSET(cfg_cmd);
+
+ do {
+ value = rtl_read_byte(rtlpriv, offset);
+
+ value &= GET_PWR_CFG_MASK(cfg_cmd);
+ if (value ==
+ (GET_PWR_CFG_VALUE(cfg_cmd)
+ & GET_PWR_CFG_MASK(cfg_cmd)))
+ polling_bit = true;
+ else
+ udelay(10);
+
+ if (polling_count++ > max_polling_cnt)
+ return false;
+ } while (!polling_bit);
+ break;
+ case PWR_CMD_DELAY:
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+ "rtl_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n");
+ if (GET_PWR_CFG_VALUE(cfg_cmd) ==
+ PWRSEQ_DELAY_US)
+ udelay(GET_PWR_CFG_OFFSET(cfg_cmd));
+ else
+ mdelay(GET_PWR_CFG_OFFSET(cfg_cmd));
+ break;
+ case PWR_CMD_END:
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+ "rtl_hal_pwrseqcmdparsing(): PWR_CMD_END\n");
+ return true;
+ default:
+ RT_ASSERT(false,
+ "rtl_hal_pwrseqcmdparsing(): Unknown CMD!!\n");
+ break;
+ }
+
+ }
+ ary_idx++;
+ } while (1);
+
+ return true;
+}
+EXPORT_SYMBOL(rtl_hal_pwrseqcmdparsing);
+
bool rtl_ps_enable_nic(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -659,7 +759,7 @@ static void rtl_p2p_noa_ie(struct ieee80211_hw *hw, void *data,
unsigned int len)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct ieee80211_mgmt *mgmt = (void *)data;
+ struct ieee80211_mgmt *mgmt = data;
struct rtl_p2p_ps_info *p2pinfo = &(rtlpriv->psc.p2p_ps_info);
u8 *pos, *end, *ie;
u16 noa_len;
@@ -758,7 +858,7 @@ static void rtl_p2p_action_ie(struct ieee80211_hw *hw, void *data,
unsigned int len)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct ieee80211_mgmt *mgmt = (void *)data;
+ struct ieee80211_mgmt *mgmt = data;
struct rtl_p2p_ps_info *p2pinfo = &(rtlpriv->psc.p2p_ps_info);
u8 noa_num, index, i, noa_index = 0;
u8 *pos, *end, *ie;
@@ -850,9 +950,8 @@ void rtl_p2p_ps_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state)
switch (p2p_ps_state) {
case P2P_PS_DISABLE:
p2pinfo->p2p_ps_state = p2p_ps_state;
- rtlpriv->cfg->ops->set_hw_reg(hw,
- HW_VAR_H2C_FW_P2P_PS_OFFLOAD,
- (u8 *)(&p2p_ps_state));
+ rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_H2C_FW_P2P_PS_OFFLOAD,
+ &p2p_ps_state);
p2pinfo->noa_index = 0;
p2pinfo->ctwindow = 0;
@@ -864,7 +963,7 @@ void rtl_p2p_ps_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state)
rtlps->smart_ps = 2;
rtlpriv->cfg->ops->set_hw_reg(hw,
HW_VAR_H2C_FW_PWRMODE,
- (u8 *)(&rtlps->pwr_mode));
+ &rtlps->pwr_mode);
}
}
break;
@@ -877,12 +976,12 @@ void rtl_p2p_ps_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state)
rtlps->smart_ps = 0;
rtlpriv->cfg->ops->set_hw_reg(hw,
HW_VAR_H2C_FW_PWRMODE,
- (u8 *)(&rtlps->pwr_mode));
+ &rtlps->pwr_mode);
}
}
rtlpriv->cfg->ops->set_hw_reg(hw,
HW_VAR_H2C_FW_P2P_PS_OFFLOAD,
- (u8 *)(&p2p_ps_state));
+ &p2p_ps_state);
}
break;
case P2P_PS_SCAN:
@@ -892,7 +991,7 @@ void rtl_p2p_ps_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state)
p2pinfo->p2p_ps_state = p2p_ps_state;
rtlpriv->cfg->ops->set_hw_reg(hw,
HW_VAR_H2C_FW_P2P_PS_OFFLOAD,
- (u8 *)(&p2p_ps_state));
+ &p2p_ps_state);
}
break;
default:
@@ -912,7 +1011,7 @@ void rtl_p2p_info(struct ieee80211_hw *hw, void *data, unsigned int len)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- struct ieee80211_hdr *hdr = (void *)data;
+ struct ieee80211_hdr *hdr = data;
if (!mac->p2p)
return;