>From 6bdf40fed23e14181dcdf516c71a4c158551382c Mon Sep 17 00:00:00 2001
From: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
Date: Sat, 20 Nov 2010 18:25:57 -0600
Subject: [PATCH 05/23] rtl8192ce: rtlwifi: Add files to rtlwifi.ko, Part 5
Add files efuse.{c,h}
Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
---
drivers/net/wireless/rtlwifi/efuse.c | 1189 ++++++++++++++++++++++++++++++++++
drivers/net/wireless/rtlwifi/efuse.h | 124 ++++
2 files changed, 1313 insertions(+), 0 deletions(-)
create mode 100644 drivers/net/wireless/rtlwifi/efuse.c
create mode 100644 drivers/net/wireless/rtlwifi/efuse.h
diff --git a/drivers/net/wireless/rtlwifi/efuse.c b/drivers/net/wireless/rtlwifi/efuse.c
new file mode 100644
index 0000000..b8433f3
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/efuse.c
@@ -0,0 +1,1189 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2010 Realtek Corporation.
+ *
+ * Tmis 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.
+ *
+ * Tmis 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
+ * tmis program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * Tme full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@xxxxxxxxxxx>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@xxxxxxxxxxxx>
+ *
+ *****************************************************************************/
+
+#include "wifi.h"
+#include "efuse.h"
+
+static const u8 MAX_PGPKT_SIZE = 9;
+static const u8 PGPKT_DATA_SIZE = 8;
+static const int EFUSE_MAX_SIZE = 512;
+
+static const u8 EFUSE_OOB_PROTECT_BYTES = 15;
+
+static const struct efuse_map RTL8712_SDIO_EFUSE_TABLE[] = {
+ {0, 0, 0, 2},
+ {0, 1, 0, 2},
+ {0, 2, 0, 2},
+ {1, 0, 0, 1},
+ {1, 0, 1, 1},
+ {1, 1, 0, 1},
+ {1, 1, 1, 3},
+ {1, 3, 0, 17},
+ {3, 3, 1, 48},
+ {10, 0, 0, 6},
+ {10, 3, 0, 1},
+ {10, 3, 1, 1},
+ {11, 0, 0, 28}
+};
+
+static void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset,
+ u8 *pbuf);
+static void efuse_shadow_read_1byte(struct ieee80211_hw *hw, u16 offset,
+ u8 *value);
+static void efuse_shadow_read_2byte(struct ieee80211_hw *hw, u16 offset,
+ u16 *value);
+static void efuse_shadow_read_4byte(struct ieee80211_hw *hw, u16 offset,
+ u32 *value);
+static void efuse_shadow_write_1byte(struct ieee80211_hw *hw, u16 offset,
+ u8 value);
+static void efuse_shadow_write_2byte(struct ieee80211_hw *hw, u16 offset,
+ u16 value);
+static void efuse_shadow_write_4byte(struct ieee80211_hw *hw, u16 offset,
+ u32 value);
+static int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr,
+ u8 *data);
+static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr,
+ u8 data);
+static void efuse_read_all_map(struct ieee80211_hw *hw, u8 *efuse);
+static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset,
+ u8 *data);
+static int efuse_pg_packet_write(struct ieee80211_hw *hw, u8 offset,
+ u8 word_en, u8 *data);
+static void efuse_word_enable_data_read(u8 word_en, u8 *sourdata,
+ u8 *targetdata);
+static u8 efuse_word_enable_data_write(struct ieee80211_hw *hw,
+ u16 efuse_addr, u8 word_en, u8 *data);
+static void efuse_power_switch(struct ieee80211_hw *hw, u8 bwrite,
+ u8 pwrstate);
+static u16 efuse_get_current_size(struct ieee80211_hw *hw);
+static u8 efuse_calculate_word_cnts(u8 word_en);
+
+void efuse_initialize(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 bytetemp;
+ u8 temp;
+
+ bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1);
+ temp = bytetemp | 0x20;
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1, temp);
+
+ bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1);
+ temp = bytetemp & 0xFE;
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1, temp);
+
+ bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3);
+ temp = bytetemp | 0x80;
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3, temp);
+
+ rtl_write_byte(rtlpriv, 0x2F8, 0x3);
+
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72);
+
+}
+
+u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 data;
+ u8 bytetemp;
+ u8 temp;
+ u32 k = 0;
+
+ if (address < EFUSE_REAL_CONTENT_LEN) {
+ temp = address & 0xFF;
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
+ temp);
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 2);
+ temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC);
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
+ temp);
+
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
+ temp = bytetemp & 0x7F;
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3,
+ temp);
+
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
+ while (!(bytetemp & 0x80)) {
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->
+ maps[EFUSE_CTRL] + 3);
+ k++;
+ if (k == 1000) {
+ k = 0;
+ break;
+ }
+ }
+ data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
+ return data;
+ } else
+ return 0xFF;
+
+}
+EXPORT_SYMBOL(efuse_read_1byte);
+
+void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 bytetemp;
+ u8 temp;
+ u32 k = 0;
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("Addr=%x Data =%x\n", address, value));
+
+ if (address < EFUSE_REAL_CONTENT_LEN) {
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], value);
+
+ temp = address & 0xFF;
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
+ temp);
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 2);
+
+ temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC);
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 2, temp);
+
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
+ temp = bytetemp | 0x80;
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3, temp);
+
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
+
+ while (bytetemp & 0x80) {
+ bytetemp = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->
+ maps[EFUSE_CTRL] + 3);
+ k++;
+ if (k == 100) {
+ k = 0;
+ break;
+ }
+ }
+ }
+
+}
+
+static void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u32 value32;
+ u8 readbyte;
+ u16 retry;
+
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
+ (_offset & 0xff));
+ readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2);
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
+ ((_offset >> 8) & 0x03) | (readbyte & 0xfc));
+
+ readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3,
+ (readbyte & 0x7f));
+
+ retry = 0;
+ value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
+ while (!(((value32 >> 24) & 0xff) & 0x80) && (retry < 10000)) {
+ value32 = rtl_read_dword(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL]);
+ retry++;
+ }
+
+ udelay(50);
+ value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
+
+ *pbuf = (u8) (value32 & 0xff);
+}
+
+void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+ u8 efuse_tbl[EFUSE_MAP_LEN];
+ u8 rtemp8[1];
+ u16 efuse_addr = 0;
+ u8 offset, wren;
+ u16 i;
+ u16 j;
+ u16 efuse_word[EFUSE_MAX_SECTION][EFUSE_MAX_WORD_UNIT];
+ u16 efuse_utilized = 0;
+ u8 efuse_usage;
+
+ if ((_offset + _size_byte) > EFUSE_MAP_LEN) {
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("read_efuse(): Invalid offset(%#x) with read "
+ "bytes(%#x)!!\n", _offset, _size_byte));
+ return;
+ }
+
+ for (i = 0; i < EFUSE_MAX_SECTION; i++)
+ for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++)
+ efuse_word[i][j] = 0xFFFF;
+
+ read_efuse_byte(hw, efuse_addr, rtemp8);
+ if (*rtemp8 != 0xFF) {
+ efuse_utilized++;
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL,
+ ("Addr=%d\n", efuse_addr));
+ efuse_addr++;
+ }
+
+ while ((*rtemp8 != 0xFF) && (efuse_addr < EFUSE_REAL_CONTENT_LEN)) {
+ offset = ((*rtemp8 >> 4) & 0x0f);
+
+ if (offset < EFUSE_MAX_SECTION) {
+ wren = (*rtemp8 & 0x0f);
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL,
+ ("offset-%d Worden=%x\n", offset, wren));
+
+ for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
+ if (!(wren & 0x01)) {
+ RTPRINT(rtlpriv, FEEPROM,
+ EFUSE_READ_ALL, ("Addr=%d\n",
+ efuse_addr));
+
+ read_efuse_byte(hw, efuse_addr, rtemp8);
+ efuse_addr++;
+ efuse_utilized++;
+ efuse_word[offset][i] = (*rtemp8 & 0xff);
+
+ if (efuse_addr >= EFUSE_REAL_CONTENT_LEN)
+ break;
+
+ RTPRINT(rtlpriv, FEEPROM,
+ EFUSE_READ_ALL, ("Addr=%d\n",
+ efuse_addr));
+
+ read_efuse_byte(hw, efuse_addr, rtemp8);
+ efuse_addr++;
+ efuse_utilized++;
+ efuse_word[offset][i] |=
+ (((u16)*rtemp8 << 8) & 0xff00);
+
+ if (efuse_addr >= EFUSE_REAL_CONTENT_LEN)
+ break;
+ }
+
+ wren >>= 1;
+ }
+ }
+
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL,
+ ("Addr=%d\n", efuse_addr));
+ read_efuse_byte(hw, efuse_addr, rtemp8);
+ if (*rtemp8 != 0xFF && (efuse_addr < 512)) {
+ efuse_utilized++;
+ efuse_addr++;
+ }
+ }
+
+ for (i = 0; i < EFUSE_MAX_SECTION; i++) {
+ for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++) {
+ efuse_tbl[(i * 8) + (j * 2)] =
+ (efuse_word[i][j] & 0xff);
+ efuse_tbl[(i * 8) + ((j * 2) + 1)] =
+ ((efuse_word[i][j] >> 8) & 0xff);
+ }
+ }
+
+ for (i = 0; i < _size_byte; i++)
+ pbuf[i] = efuse_tbl[_offset + i];
+
+ rtlefuse->efuse_usedbytes = efuse_utilized;
+ efuse_usage = (u8)((efuse_utilized * 100) / EFUSE_REAL_CONTENT_LEN);
+ rtlefuse->efuse_usedpercentage = efuse_usage;
+ rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_BYTES,
+ (u8 *)&efuse_utilized);
+ rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_USAGE,
+ (u8 *)&efuse_usage);
+}
+
+bool efuse_shadow_update_chk(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+ u8 section_idx, i, Base;
+ u16 words_need = 0, hdr_num = 0, totalbytes, efuse_used;
+ bool bwordchanged, bresult = true;
+
+ for (section_idx = 0; section_idx < 16; section_idx++) {
+ Base = section_idx * 8;
+ bwordchanged = false;
+
+ for (i = 0; i < 8; i = i + 2) {
+ if ((rtlefuse->efuse_map[EFUSE_INIT_MAP][Base + i] !=
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][Base + i]) ||
+ (rtlefuse->efuse_map[EFUSE_INIT_MAP][Base + i + 1] !=
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][Base + i +
+ 1])) {
+ words_need++;
+ bwordchanged = true;
+ }
+ }
+
+ if (bwordchanged == true)
+ hdr_num++;
+ }
+
+ totalbytes = hdr_num + words_need * 2;
+ efuse_used = rtlefuse->efuse_usedbytes;
+
+ if ((totalbytes + efuse_used) >=
+ (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES))
+ bresult = false;
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("efuse_shadow_update_chk(): totalbytes(%#x), "
+ "hdr_num(%#x), words_need(%#x), efuse_used(%d)\n",
+ totalbytes, hdr_num, words_need, efuse_used));
+
+ return bresult;
+}
+
+void efuse_shadow_read(struct ieee80211_hw *hw, u8 type,
+ u16 offset, u32 *value)
+{
+ if (type == 1)
+ efuse_shadow_read_1byte(hw, offset, (u8 *) value);
+ else if (type == 2)
+ efuse_shadow_read_2byte(hw, offset, (u16 *) value);
+ else if (type == 4)
+ efuse_shadow_read_4byte(hw, offset, (u32 *) value);
+
+}
+
+void efuse_shadow_write(struct ieee80211_hw *hw, u8 type, u16 offset,
+ u32 value)
+{
+ if (type == 1)
+ efuse_shadow_write_1byte(hw, offset, (u8) value);
+ else if (type == 2)
+ efuse_shadow_write_2byte(hw, offset, (u16) value);
+ else if (type == 4)
+ efuse_shadow_write_4byte(hw, offset, (u32) value);
+
+}
+
+bool efuse_shadow_update(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+ u16 i, offset, base;
+ u8 word_en = 0x0F;
+ u8 first_pg = false;
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, ("--->\n"));
+
+ if (!efuse_shadow_update_chk(hw)) {
+ efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
+ memcpy((void *)&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
+ (void *)&rtlefuse->efuse_map[EFUSE_INIT_MAP][0],
+ rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("<---efuse out of capacity!!\n"));
+ return false;
+ }
+ efuse_power_switch(hw, true, true);
+
+ for (offset = 0; offset < 16; offset++) {
+
+ word_en = 0x0F;
+ base = offset * 8;
+
+ for (i = 0; i < 8; i++) {
+ if (first_pg == true) {
+
+ word_en &= ~(BIT(i / 2));
+
+ rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] =
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i];
+ } else {
+
+ if (rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] !=
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]) {
+ word_en &= ~(BIT(i / 2));
+
+ rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] =
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i];
+ }
+ }
+ }
+
+ if (word_en != 0x0F) {
+ u8 tmpdata[8];
+ memcpy((void *)tmpdata,
+ (void *)(&rtlefuse->
+ efuse_map[EFUSE_MODIFY_MAP][base]), 8);
+ RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_LOUD,
+ ("U-efuse\n"), tmpdata, 8);
+
+ if (!efuse_pg_packet_write(hw, (u8) offset, word_en,
+ tmpdata)) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
+ ("PG section(%#x) fail!!\n", offset));
+ break;
+ }
+ }
+
+ }
+
+ efuse_power_switch(hw, true, false);
+ efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
+
+ memcpy((void *)&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
+ (void *)&rtlefuse->efuse_map[EFUSE_INIT_MAP][0],
+ rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, ("<---\n"));
+ return true;
+}
+
+void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+
+ if (rtlefuse->autoload_failflag == true) {
+ memset((void *)(&rtlefuse->efuse_map[EFUSE_INIT_MAP][0]), 128,
+ 0xFF);
+ } else
+ efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
+
+ memcpy((void *)&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
+ (void *)&rtlefuse->efuse_map[EFUSE_INIT_MAP][0],
+ rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
+
+}
+EXPORT_SYMBOL(rtl_efuse_shadow_map_update);
+
+void efuse_force_write_vendor_Id(struct ieee80211_hw *hw)
+{
+ u8 tmpdata[8] = { 0xFF, 0xFF, 0xEC, 0x10, 0xFF, 0xFF, 0xFF, 0xFF };
+
+ efuse_power_switch(hw, true, true);
+
+ efuse_pg_packet_write(hw, 1, 0xD, tmpdata);
+
+ efuse_power_switch(hw, true, false);
+
+}
+
+void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx)
+{
+}
+
+static void efuse_shadow_read_1byte(struct ieee80211_hw *hw,
+ u16 offset, u8 *value)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+ *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset];
+}
+
+static void efuse_shadow_read_2byte(struct ieee80211_hw *hw,
+ u16 offset, u16 *value)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+
+ *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset];
+ *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8;
+
+}
+
+static void efuse_shadow_read_4byte(struct ieee80211_hw *hw,
+ u16 offset, u32 *value)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+
+ *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset];
+ *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8;
+ *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] << 16;
+ *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] << 24;
+}
+
+static void efuse_shadow_write_1byte(struct ieee80211_hw *hw,
+ u16 offset, u8 value)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value;
+}
+
+static void efuse_shadow_write_2byte(struct ieee80211_hw *hw,
+ u16 offset, u16 value)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value & 0x00FF;
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] = value >> 8;
+
+}
+
+static void efuse_shadow_write_4byte(struct ieee80211_hw *hw,
+ u16 offset, u32 value)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] =
+ (u8) (value & 0x000000FF);
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] =
+ (u8) ((value >> 8) & 0x0000FF);
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] =
+ (u8) ((value >> 16) & 0x00FF);
+ rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] =
+ (u8) ((value >> 24) & 0xFF);
+
+}
+
+static int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 tmpidx = 0;
+ int bresult;
+
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
+ (u8) (addr & 0xff));
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
+ ((u8) ((addr >> 8) & 0x03)) |
+ (rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 2) &
+ 0xFC));
+
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72);
+
+ while (!(0x80 & rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3))
+ && (tmpidx < 100)) {
+ tmpidx++;
+ }
+
+ if (tmpidx < 100) {
+ *data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
+ bresult = true;
+ } else {
+ *data = 0xff;
+ bresult = false;
+ }
+ return bresult;
+}
+
+static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 tmpidx = 0;
+ bool bresult;
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("Addr = %x Data=%x\n", addr, data));
+
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 1, (u8) (addr & 0xff));
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
+ (rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] +
+ 2) & 0xFC) | (u8) ((addr >> 8) & 0x03));
+
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], data);
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0xF2);
+
+ while ((0x80 & rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_CTRL] + 3))
+ && (tmpidx < 100)) {
+ tmpidx++;
+ }
+
+ if (tmpidx < 100)
+ bresult = true;
+ else
+ bresult = false;
+
+ return bresult;
+}
+
+static void efuse_read_all_map(struct ieee80211_hw *hw, u8 * efuse)
+{
+ efuse_power_switch(hw, false, true);
+ read_efuse(hw, 0, 128, efuse);
+ efuse_power_switch(hw, false, false);
+}
+
+static void efuse_read_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
+ u8 efuse_data, u8 offset, u8 *tmpdata,
+ u8 *readstate)
+{
+ bool bdataempty = true;
+ u8 hoffset;
+ u8 tmpidx;
+ u8 hworden;
+ u8 word_cnts;
+
+ hoffset = (efuse_data >> 4) & 0x0F;
+ hworden = efuse_data & 0x0F;
+ word_cnts = efuse_calculate_word_cnts(hworden);
+
+ if (hoffset == offset) {
+ for (tmpidx = 0; tmpidx < word_cnts * 2; tmpidx++) {
+ if (efuse_one_byte_read(hw, *efuse_addr + 1 + tmpidx,
+ &efuse_data)) {
+ tmpdata[tmpidx] = efuse_data;
+ if (efuse_data != 0xff)
+ bdataempty = true;
+ }
+ }
+
+ if (bdataempty == true)
+ *readstate = PG_STATE_DATA;
+ else {
+ *efuse_addr = *efuse_addr + (word_cnts * 2) + 1;
+ *readstate = PG_STATE_HEADER;
+ }
+
+ } else {
+ *efuse_addr = *efuse_addr + (word_cnts * 2) + 1;
+ *readstate = PG_STATE_HEADER;
+ }
+}
+
+static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, u8 *data)
+{
+ u8 readstate = PG_STATE_HEADER;
+
+ bool bcontinual = true;
+
+ u8 efuse_data, word_cnts = 0;
+ u16 efuse_addr = 0;
+ u8 hworden;
+ u8 tmpdata[8];
+
+ if (data == NULL)
+ return false;
+ if (offset > 15)
+ return false;
+
+ memset((void *)data, PGPKT_DATA_SIZE * sizeof(u8), 0xff);
+ memset((void *)tmpdata, PGPKT_DATA_SIZE * sizeof(u8), 0xff);
+
+ while (bcontinual && (efuse_addr < EFUSE_MAX_SIZE)) {
+ if (readstate & PG_STATE_HEADER) {
+ if (efuse_one_byte_read(hw, efuse_addr, &efuse_data)
+ && (efuse_data != 0xFF))
+ efuse_read_data_case1(hw, &efuse_addr,
+ efuse_data,
+ offset, tmpdata,
+ &readstate);
+ else
+ bcontinual = false;
+ } else if (readstate & PG_STATE_DATA) {
+ efuse_word_enable_data_read(hworden, tmpdata, data);
+ efuse_addr = efuse_addr + (word_cnts * 2) + 1;
+ readstate = PG_STATE_HEADER;
+ }
+
+ }
+
+ if ((data[0] == 0xff) && (data[1] == 0xff) &&
+ (data[2] == 0xff) && (data[3] == 0xff) &&
+ (data[4] == 0xff) && (data[5] == 0xff) &&
+ (data[6] == 0xff) && (data[7] == 0xff))
+ return false;
+ else
+ return true;
+
+}
+
+static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
+ u8 efuse_data, u8 offset, int *bcontinual,
+ u8 *write_state, struct pgpkt_struct target_pkt,
+ int *repeat_times, int *bresult, u8 word_en)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct pgpkt_struct tmp_pkt;
+ int bdataempty = true;
+ u8 originaldata[8 * sizeof(u8)];
+ u8 badworden = 0x0F;
+ u8 match_word_en, tmp_word_en;
+ u8 tmpindex;
+ u8 tmp_header = efuse_data;
+ u8 tmp_word_cnts;
+
+ tmp_pkt.offset = (tmp_header >> 4) & 0x0F;
+ tmp_pkt.word_en = tmp_header & 0x0F;
+ tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en);
+
+ if (tmp_pkt.offset != target_pkt.offset) {
+ efuse_addr = efuse_addr + (tmp_word_cnts * 2) + 1;
+ *write_state = PG_STATE_HEADER;
+ } else {
+ for (tmpindex = 0; tmpindex < (tmp_word_cnts * 2); tmpindex++) {
+ u16 address = *efuse_addr + 1 + tmpindex;
+ if (efuse_one_byte_read(hw, address,
+ &efuse_data) && (efuse_data != 0xFF))
+ bdataempty = false;
+ }
+
+ if (bdataempty == false) {
+ efuse_addr = efuse_addr + (tmp_word_cnts * 2) + 1;
+ *write_state = PG_STATE_HEADER;
+ } else {
+ match_word_en = 0x0F;
+ if (!((target_pkt.word_en & BIT(0)) |
+ (tmp_pkt.word_en & BIT(0))))
+ match_word_en &= (~BIT(0));
+
+ if (!((target_pkt.word_en & BIT(1)) |
+ (tmp_pkt.word_en & BIT(1))))
+ match_word_en &= (~BIT(1));
+
+ if (!((target_pkt.word_en & BIT(2)) |
+ (tmp_pkt.word_en & BIT(2))))
+ match_word_en &= (~BIT(2));
+
+ if (!((target_pkt.word_en & BIT(3)) |
+ (tmp_pkt.word_en & BIT(3))))
+ match_word_en &= (~BIT(3));
+
+ if ((match_word_en & 0x0F) != 0x0F) {
+ badworden = efuse_word_enable_data_write(
+ hw, *efuse_addr + 1,
+ tmp_pkt.word_en,
+ target_pkt.data);
+
+ if (0x0F != (badworden & 0x0F)) {
+ u8 reorg_offset = offset;
+ u8 reorg_worden = badworden;
+ efuse_pg_packet_write(hw, reorg_offset,
+ reorg_worden,
+ originaldata);
+ }
+
+ tmp_word_en = 0x0F;
+ if ((target_pkt.word_en & BIT(0)) ^
+ (match_word_en & BIT(0)))
+ tmp_word_en &= (~BIT(0));
+
+ if ((target_pkt.word_en & BIT(1)) ^
+ (match_word_en & BIT(1)))
+ tmp_word_en &= (~BIT(1));
+
+ if ((target_pkt.word_en & BIT(2)) ^
+ (match_word_en & BIT(2)))
+ tmp_word_en &= (~BIT(2));
+
+ if ((target_pkt.word_en & BIT(3)) ^
+ (match_word_en & BIT(3)))
+ tmp_word_en &= (~BIT(3));
+
+ if ((tmp_word_en & 0x0F) != 0x0F) {
+ *efuse_addr = efuse_get_current_size(hw);
+ target_pkt.offset = offset;
+ target_pkt.word_en = tmp_word_en;
+ } else
+ *bcontinual = false;
+ *write_state = PG_STATE_HEADER;
+ *repeat_times += 1;
+ if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
+ *bcontinual = false;
+ *bresult = false;
+ }
+ } else {
+ *efuse_addr += (2 * tmp_word_cnts) + 1;
+ target_pkt.offset = offset;
+ target_pkt.word_en = word_en;
+ *write_state = PG_STATE_HEADER;
+ }
+ }
+ }
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, ("efuse PG_STATE_HEADER-1\n"));
+}
+
+static void efuse_write_data_case2(struct ieee80211_hw *hw, u16 *efuse_addr,
+ int *bcontinual, u8 *write_state,
+ struct pgpkt_struct target_pkt,
+ int *repeat_times, int *bresult)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct pgpkt_struct tmp_pkt;
+ u8 pg_header;
+ u8 tmp_header;
+ u8 originaldata[8 * sizeof(u8)];
+ u8 tmp_word_cnts;
+ u8 badworden = 0x0F;
+
+ pg_header = ((target_pkt.offset << 4) & 0xf0) | target_pkt.word_en;
+ efuse_one_byte_write(hw, *efuse_addr, pg_header);
+ efuse_one_byte_read(hw, *efuse_addr, &tmp_header);
+
+ if (tmp_header == pg_header)
+ *write_state = PG_STATE_DATA;
+ else if (tmp_header == 0xFF) {
+ *write_state = PG_STATE_HEADER;
+ *repeat_times += 1;
+ if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
+ *bcontinual = false;
+ *bresult = false;
+ }
+ } else {
+ tmp_pkt.offset = (tmp_header >> 4) & 0x0F;
+ tmp_pkt.word_en = tmp_header & 0x0F;
+
+ tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en);
+
+ memset((void *)originaldata, 8 * sizeof(u8), 0xff);
+
+ if (efuse_pg_packet_read(hw, tmp_pkt.offset, originaldata)) {
+ badworden = efuse_word_enable_data_write(hw,
+ *efuse_addr + 1, tmp_pkt.word_en,
+ originaldata);
+
+ if (0x0F != (badworden & 0x0F)) {
+ u8 reorg_offset = tmp_pkt.offset;
+ u8 reorg_worden = badworden;
+ efuse_pg_packet_write(hw, reorg_offset,
+ reorg_worden,
+ originaldata);
+ *efuse_addr = efuse_get_current_size(hw);
+ } else
+ *efuse_addr = *efuse_addr + (tmp_word_cnts * 2)
+ + 1;
+ } else
+ *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1;
+
+ *write_state = PG_STATE_HEADER;
+ *repeat_times += 1;
+ if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
+ *bcontinual = false;
+ *bresult = false;
+ }
+
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ ("efuse PG_STATE_HEADER-2\n"));
+ }
+}
+
+static int efuse_pg_packet_write(struct ieee80211_hw *hw,
+ u8 offset, u8 word_en, u8 *data)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct pgpkt_struct target_pkt;
+ u8 write_state = PG_STATE_HEADER;
+ int bcontinual = true, bdataempty = true, bresult = true;
+ u16 efuse_addr = 0;
+ u8 efuse_data;
+ u8 target_word_cnts = 0;
+ u8 badworden = 0x0F;
+ static int repeat_times;
+
+ if (efuse_get_current_size(hw) >=
+ (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES)) {
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ ("efuse_pg_packet_write error\n"));
+ return false;
+ }
+
+ target_pkt.offset = offset;
+ target_pkt.word_en = word_en;
+
+ memset((void *)target_pkt.data, 8 * sizeof(u8), 0xFF);
+
+ efuse_word_enable_data_read(word_en, data, target_pkt.data);
+ target_word_cnts = efuse_calculate_word_cnts(target_pkt.word_en);
+
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, ("efuse Power ON\n"));
+
+ while (bcontinual && (efuse_addr <
+ (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES))) {
+
+ if (write_state == PG_STATE_HEADER) {
+ bdataempty = true;
+ badworden = 0x0F;
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ ("efuse PG_STATE_HEADER\n"));
+
+ if (efuse_one_byte_read(hw, efuse_addr, &efuse_data) &&
+ (efuse_data != 0xFF))
+ efuse_write_data_case1(hw, &efuse_addr,
+ efuse_data, offset,
+ &bcontinual,
+ &write_state, target_pkt,
+ &repeat_times, &bresult,
+ word_en);
+ else
+ efuse_write_data_case2(hw, &efuse_addr,
+ &bcontinual,
+ &write_state,
+ target_pkt,
+ &repeat_times,
+ &bresult);
+
+ } else if (write_state == PG_STATE_DATA) {
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ ("efuse PG_STATE_DATA\n"));
+ badworden = 0x0f;
+ badworden =
+ efuse_word_enable_data_write(hw, efuse_addr + 1,
+ target_pkt.word_en,
+ target_pkt.data);
+
+ if ((badworden & 0x0F) == 0x0F) {
+ bcontinual = false;
+ } else {
+ efuse_addr =
+ efuse_addr + (2 * target_word_cnts) + 1;
+
+ target_pkt.offset = offset;
+ target_pkt.word_en = badworden;
+ target_word_cnts =
+ efuse_calculate_word_cnts(target_pkt.
+ word_en);
+ write_state = PG_STATE_HEADER;
+ repeat_times++;
+ if (repeat_times > EFUSE_REPEAT_THRESHOLD_) {
+ bcontinual = false;
+ bresult = false;
+ }
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ ("efuse PG_STATE_HEADER-3\n"));
+ }
+ }
+ }
+
+ if (efuse_addr >= (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES)) {
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("efuse_addr(%#x) Out of size!!\n", efuse_addr));
+ }
+
+ return true;
+}
+
+static void efuse_word_enable_data_read(u8 word_en,
+ u8 *sourdata, u8 *targetdata)
+{
+ if (!(word_en & BIT(0))) {
+ targetdata[0] = sourdata[0];
+ targetdata[1] = sourdata[1];
+ }
+
+ if (!(word_en & BIT(1))) {
+ targetdata[2] = sourdata[2];
+ targetdata[3] = sourdata[3];
+ }
+
+ if (!(word_en & BIT(2))) {
+ targetdata[4] = sourdata[4];
+ targetdata[5] = sourdata[5];
+ }
+
+ if (!(word_en & BIT(3))) {
+ targetdata[6] = sourdata[6];
+ targetdata[7] = sourdata[7];
+ }
+}
+
+static u8 efuse_word_enable_data_write(struct ieee80211_hw *hw,
+ u16 efuse_addr, u8 word_en, u8 *data)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u16 tmpaddr;
+ u16 start_addr = efuse_addr;
+ u8 badworden = 0x0F;
+ u8 tmpdata[8];
+
+ memset((void *)tmpdata, PGPKT_DATA_SIZE, 0xff);
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ ("word_en = %x efuse_addr=%x\n", word_en, efuse_addr));
+
+ if (!(word_en & BIT(0))) {
+ tmpaddr = start_addr;
+ efuse_one_byte_write(hw, start_addr++, data[0]);
+ efuse_one_byte_write(hw, start_addr++, data[1]);
+
+ efuse_one_byte_read(hw, tmpaddr, &tmpdata[0]);
+ efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[1]);
+ if ((data[0] != tmpdata[0]) || (data[1] != tmpdata[1]))
+ badworden &= (~BIT(0));
+ }
+
+ if (!(word_en & BIT(1))) {
+ tmpaddr = start_addr;
+ efuse_one_byte_write(hw, start_addr++, data[2]);
+ efuse_one_byte_write(hw, start_addr++, data[3]);
+
+ efuse_one_byte_read(hw, tmpaddr, &tmpdata[2]);
+ efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[3]);
+ if ((data[2] != tmpdata[2]) || (data[3] != tmpdata[3]))
+ badworden &= (~BIT(1));
+ }
+
+ if (!(word_en & BIT(2))) {
+ tmpaddr = start_addr;
+ efuse_one_byte_write(hw, start_addr++, data[4]);
+ efuse_one_byte_write(hw, start_addr++, data[5]);
+
+ efuse_one_byte_read(hw, tmpaddr, &tmpdata[4]);
+ efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[5]);
+ if ((data[4] != tmpdata[4]) || (data[5] != tmpdata[5]))
+ badworden &= (~BIT(2));
+ }
+
+ if (!(word_en & BIT(3))) {
+ tmpaddr = start_addr;
+ efuse_one_byte_write(hw, start_addr++, data[6]);
+ efuse_one_byte_write(hw, start_addr++, data[7]);
+
+ efuse_one_byte_read(hw, tmpaddr, &tmpdata[6]);
+ efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[7]);
+ if ((data[6] != tmpdata[6]) || (data[7] != tmpdata[7]))
+ badworden &= (~BIT(3));
+ }
+
+ return badworden;
+}
+
+static void efuse_power_switch(struct ieee80211_hw *hw, u8 bwrite, u8 pwrstate)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 tempval;
+ u16 tmpV16;
+
+ if (pwrstate == true) {
+ tmpV16 = rtl_read_word(rtlpriv,
+ rtlpriv->cfg->maps[SYS_ISO_CTRL]);
+ if (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_PWC_EV12V])) {
+ tmpV16 |= rtlpriv->cfg->maps[EFUSE_PWC_EV12V];
+ rtl_write_word(rtlpriv,
+ rtlpriv->cfg->maps[SYS_ISO_CTRL],
+ tmpV16);
+ }
+
+ tmpV16 = rtl_read_word(rtlpriv,
+ rtlpriv->cfg->maps[SYS_FUNC_EN]);
+ if (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_FEN_ELDR])) {
+ tmpV16 |= rtlpriv->cfg->maps[EFUSE_FEN_ELDR];
+ rtl_write_word(rtlpriv,
+ rtlpriv->cfg->maps[SYS_FUNC_EN], tmpV16);
+ }
+
+ tmpV16 = rtl_read_word(rtlpriv, rtlpriv->cfg->maps[SYS_CLK]);
+ if ((!(tmpV16 & rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN])) ||
+ (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_ANA8M]))) {
+ tmpV16 |= (rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN] |
+ rtlpriv->cfg->maps[EFUSE_ANA8M]);
+ rtl_write_word(rtlpriv,
+ rtlpriv->cfg->maps[SYS_CLK], tmpV16);
+ }
+ }
+
+ if (pwrstate == true) {
+ if (bwrite == true) {
+ tempval = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] +
+ 3);
+ tempval &= 0x0F;
+ tempval |= (VOLTAGE_V25 << 4);
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] + 3,
+ (tempval | 0x80));
+ }
+
+ } else {
+ if (bwrite == true) {
+ tempval = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] +
+ 3);
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] + 3,
+ (tempval & 0x7F));
+ }
+
+ }
+
+}
+
+static u16 efuse_get_current_size(struct ieee80211_hw *hw)
+{
+ int bcontinual = true;
+ u16 efuse_addr = 0;
+ u8 hoffset, hworden;
+ u8 efuse_data, word_cnts;
+
+ while (bcontinual && efuse_one_byte_read(hw, efuse_addr, &efuse_data)
+ && (efuse_addr < EFUSE_MAX_SIZE)) {
+ if (efuse_data != 0xFF) {
+ hoffset = (efuse_data >> 4) & 0x0F;
+ hworden = efuse_data & 0x0F;
+ word_cnts = efuse_calculate_word_cnts(hworden);
+ efuse_addr = efuse_addr + (word_cnts * 2) + 1;
+ } else {
+ bcontinual = false;
+ }
+ }
+
+ return efuse_addr;
+}
+
+static u8 efuse_calculate_word_cnts(u8 word_en)
+{
+ u8 word_cnts = 0;
+ if (!(word_en & BIT(0)))
+ word_cnts++;
+ if (!(word_en & BIT(1)))
+ word_cnts++;
+ if (!(word_en & BIT(2)))
+ word_cnts++;
+ if (!(word_en & BIT(3)))
+ word_cnts++;
+ return word_cnts;
+}
+
+void efuse_reset_loader(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u16 tmp_u2b;
+
+ tmp_u2b = rtl_read_word(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN]);
+ rtl_write_word(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN],
+ (tmp_u2b & ~(BIT(12))));
+ udelay(10000);
+ rtl_write_word(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN],
+ (tmp_u2b | BIT(12)));
+ udelay(10000);
+}
+
+bool efuse_program_map(struct ieee80211_hw *hw, char *p_filename, u8 tabletype)
+{
+ return true;
+}
diff --git a/drivers/net/wireless/rtlwifi/efuse.h b/drivers/net/wireless/rtlwifi/efuse.h
new file mode 100644
index 0000000..2d39a4d
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/efuse.h
@@ -0,0 +1,124 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2010 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@xxxxxxxxxxx>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@xxxxxxxxxxxx>
+ *
+ *****************************************************************************/
+
+#ifndef __RTL_EFUSE_H_
+#define __RTL_EFUSE_H_
+
+#define EFUSE_REAL_CONTENT_LEN 512
+#define EFUSE_MAP_LEN 128
+#define EFUSE_MAX_SECTION 16
+#define EFUSE_MAX_WORD_UNIT 4
+
+#define EFUSE_INIT_MAP 0
+#define EFUSE_MODIFY_MAP 1
+
+#define PG_STATE_HEADER 0x01
+#define PG_STATE_WORD_0 0x02
+#define PG_STATE_WORD_1 0x04
+#define PG_STATE_WORD_2 0x08
+#define PG_STATE_WORD_3 0x10
+#define PG_STATE_DATA 0x20
+
+#define PG_SWBYTE_H 0x01
+#define PG_SWBYTE_L 0x02
+
+#define _POWERON_DELAY_
+#define _PRE_EXECUTE_READ_CMD_
+
+#define EFUSE_REPEAT_THRESHOLD_ 3
+
+struct efuse_map {
+ u8 offset;
+ u8 word_start;
+ u8 byte_start;
+ u8 byte_cnts;
+};
+
+struct pgpkt_struct {
+ u8 offset;
+ u8 word_en;
+ u8 data[8];
+};
+
+enum efuse_data_item {
+ EFUSE_CHIP_ID = 0,
+ EFUSE_LDO_SETTING,
+ EFUSE_CLK_SETTING,
+ EFUSE_SDIO_SETTING,
+ EFUSE_CCCR,
+ EFUSE_SDIO_MODE,
+ EFUSE_OCR,
+ EFUSE_F0CIS,
+ EFUSE_F1CIS,
+ EFUSE_MAC_ADDR,
+ EFUSE_EEPROM_VER,
+ EFUSE_CHAN_PLAN,
+ EFUSE_TXPW_TAB
+};
+
+enum {
+ VOLTAGE_V25 = 0x03,
+ LDOE25_SHIFT = 28,
+};
+
+struct efuse_priv {
+ u8 id[2];
+ u8 ldo_setting[2];
+ u8 clk_setting[2];
+ u8 cccr;
+ u8 sdio_mode;
+ u8 ocr[3];
+ u8 cis0[17];
+ u8 cis1[48];
+ u8 mac_addr[6];
+ u8 eeprom_verno;
+ u8 channel_plan;
+ u8 tx_power_b[14];
+ u8 tx_power_g[14];
+};
+
+extern void efuse_initialize(struct ieee80211_hw *hw);
+extern u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address);
+extern void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value);
+extern void read_efuse(struct ieee80211_hw *hw, u16 _offset,
+ u16 _size_byte, u8 *pbuf);
+extern void efuse_shadow_read(struct ieee80211_hw *hw, u8 type,
+ u16 offset, u32 *value);
+extern void efuse_shadow_write(struct ieee80211_hw *hw, u8 type,
+ u16 offset, u32 value);
+extern bool efuse_shadow_update(struct ieee80211_hw *hw);
+extern bool efuse_shadow_update_chk(struct ieee80211_hw *hw);
+extern void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw);
+extern void efuse_force_write_vendor_Id(struct ieee80211_hw *hw);
+extern void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx);
+extern bool efuse_program_map(struct ieee80211_hw *hw,
+ char *p_filename, u8 tabletype);
+extern void efuse_reset_loader(struct ieee80211_hw *hw);
+
+#endif
--
1.7.1
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