Merge remote-tracking branch 'wireless-next/master' into mac80211-next

1 files changed, 140 insertions, 0 deletions

diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c b/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c
new file mode 100644
index 000000000000..a9cfa13be3a8
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c
@@ -0,0 +1,140 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2013  Realtek Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@realtek.com>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@lwfinger.net>
+ *
+ *****************************************************************************/
+
+#include "pwrseq.h"
+
+
+/*	Description:
+ *		This routine deal with the Power Configuration CMDs
+ *		 parsing for RTL8723/RTL8188E Series IC.
+ *	Assumption:
+ *		We should follow specific format which was released from HW SD.
+ *
+ *	2011.07.07, added by Roger.
+ */
+
+bool rtl88_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version,
+				u8 fab_version, u8 interface_type,
+				struct wlan_pwr_cfg pwrcfgcmd[])
+{
+	struct wlan_pwr_cfg cmd = {0};
+	bool polling_bit = false;
+	u32 ary_idx = 0;
+	u8 val = 0;
+	u32 offset = 0;
+	u32 polling_count = 0;
+	u32 max_polling_cnt = 5000;
+
+	do {
+		cmd = pwrcfgcmd[ary_idx];
+		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+			 "rtl88_hal_pwrseqcmdparsing(): offset(%#x), cut_msk(%#x), fab_msk(%#x),"
+			 "interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), val(%#x)\n",
+			 GET_PWR_CFG_OFFSET(cmd),
+			 GET_PWR_CFG_CUT_MASK(cmd),
+			 GET_PWR_CFG_FAB_MASK(cmd),
+			 GET_PWR_CFG_INTF_MASK(cmd),
+			 GET_PWR_CFG_BASE(cmd),
+			 GET_PWR_CFG_CMD(cmd),
+			 GET_PWR_CFG_MASK(cmd),
+			 GET_PWR_CFG_VALUE(cmd));
+
+		if ((GET_PWR_CFG_FAB_MASK(cmd) & fab_version) &&
+		    (GET_PWR_CFG_CUT_MASK(cmd) & cut_version) &&
+		    (GET_PWR_CFG_INTF_MASK(cmd) & interface_type)) {
+			switch (GET_PWR_CFG_CMD(cmd)) {
+			case PWR_CMD_READ:
+				RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+					 "rtl88_hal_pwrseqcmdparsing(): PWR_CMD_READ\n");
+				break;
+			case PWR_CMD_WRITE: {
+				RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+					 "rtl88_hal_pwrseqcmdparsing(): PWR_CMD_WRITE\n");
+				offset = GET_PWR_CFG_OFFSET(cmd);
+
+					/*Read the val from system register*/
+					val = rtl_read_byte(rtlpriv, offset);
+					val &= (~(GET_PWR_CFG_MASK(cmd)));
+					val |= (GET_PWR_CFG_VALUE(cmd) &
+						GET_PWR_CFG_MASK(cmd));
+
+					/*Write the val back to sytem register*/
+					rtl_write_byte(rtlpriv, offset, val);
+				}
+				break;
+			case PWR_CMD_POLLING:
+				RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+					 "rtl88_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n");
+				polling_bit = false;
+				offset = GET_PWR_CFG_OFFSET(cmd);
+
+				do {
+					val = rtl_read_byte(rtlpriv, offset);
+
+					val = val & GET_PWR_CFG_MASK(cmd);
+					if (val == (GET_PWR_CFG_VALUE(cmd) &
+						    GET_PWR_CFG_MASK(cmd)))
+						polling_bit = true;
+					else
+						udelay(10);
+
+					if (polling_count++ > max_polling_cnt) {
+						RT_TRACE(rtlpriv, COMP_INIT,
+							 DBG_LOUD,
+							 "polling fail in pwrseqcmd\n");
+						return false;
+					}
+				} while (!polling_bit);
+
+				break;
+			case PWR_CMD_DELAY:
+				RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+					 "rtl88_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n");
+				if (GET_PWR_CFG_VALUE(cmd) == PWRSEQ_DELAY_US)
+					udelay(GET_PWR_CFG_OFFSET(cmd));
+				else
+					mdelay(GET_PWR_CFG_OFFSET(cmd));
+				break;
+			case PWR_CMD_END:
+				RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
+					 "rtl88_hal_pwrseqcmdparsing(): PWR_CMD_END\n");
+				return true;
+				break;
+			default:
+				RT_ASSERT(false,
+					  "rtl88_hal_pwrseqcmdparsing(): Unknown CMD!!\n");
+				break;
+			}
+		}
+
+		ary_idx++;
+	} while (1);
+
+	return true;
+}