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path: root/drivers/net/wireless/realtek/rtlwifi/efuse.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/efuse.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/efuse.c1366
1 files changed, 1366 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/efuse.c b/drivers/net/wireless/realtek/rtlwifi/efuse.c
new file mode 100644
index 0000000..ef9acd4
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/efuse.c
@@ -0,0 +1,1366 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2012 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.
+ *
+ * Tme 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 "wifi.h"
+#include "efuse.h"
+#include "pci.h"
+#include <linux/export.h>
+
+static const u8 MAX_PGPKT_SIZE = 9;
+static const u8 PGPKT_DATA_SIZE = 8;
+static const int EFUSE_MAX_SIZE = 512;
+
+#define START_ADDRESS 0x1000
+#define REG_MCUFWDL 0x0080
+
+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 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_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 enable_efuse_data_write(struct ieee80211_hw *hw,
+ u16 efuse_addr, u8 word_en, u8 *data);
+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;
+ const u32 efuse_len =
+ rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE];
+
+ if (address < efuse_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;
+ const u32 efuse_len =
+ rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE];
+
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "Addr=%x Data =%x\n",
+ address, value);
+
+ if (address < efuse_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;
+ }
+ }
+ }
+
+}
+
+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);
+}
+EXPORT_SYMBOL_GPL(read_efuse_byte);
+
+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;
+ u8 rtemp8[1];
+ u16 efuse_addr = 0;
+ u8 offset, wren;
+ u8 u1temp = 0;
+ u16 i;
+ u16 j;
+ const u16 efuse_max_section =
+ rtlpriv->cfg->maps[EFUSE_MAX_SECTION_MAP];
+ const u32 efuse_len =
+ rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE];
+ u16 **efuse_word;
+ u16 efuse_utilized = 0;
+ u8 efuse_usage;
+
+ if ((_offset + _size_byte) > rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]) {
+ RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD,
+ "read_efuse(): Invalid offset(%#x) with read bytes(%#x)!!\n",
+ _offset, _size_byte);
+ return;
+ }
+
+ /* allocate memory for efuse_tbl and efuse_word */
+ efuse_tbl = kzalloc(rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE] *
+ sizeof(u8), GFP_ATOMIC);
+ if (!efuse_tbl)
+ return;
+ efuse_word = kzalloc(EFUSE_MAX_WORD_UNIT * sizeof(u16 *), GFP_ATOMIC);
+ if (!efuse_word)
+ goto out;
+ for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
+ efuse_word[i] = kzalloc(efuse_max_section * sizeof(u16),
+ GFP_ATOMIC);
+ if (!efuse_word[i])
+ goto done;
+ }
+
+ for (i = 0; i < efuse_max_section; i++)
+ for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++)
+ efuse_word[j][i] = 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_len)) {
+ /* Check PG header for section num. */
+ if ((*rtemp8 & 0x1F) == 0x0F) {/* extended header */
+ u1temp = ((*rtemp8 & 0xE0) >> 5);
+ read_efuse_byte(hw, efuse_addr, rtemp8);
+
+ if ((*rtemp8 & 0x0F) == 0x0F) {
+ efuse_addr++;
+ read_efuse_byte(hw, efuse_addr, rtemp8);
+
+ if (*rtemp8 != 0xFF &&
+ (efuse_addr < efuse_len)) {
+ efuse_addr++;
+ }
+ continue;
+ } else {
+ offset = ((*rtemp8 & 0xF0) >> 1) | u1temp;
+ wren = (*rtemp8 & 0x0F);
+ efuse_addr++;
+ }
+ } else {
+ offset = ((*rtemp8 >> 4) & 0x0f);
+ wren = (*rtemp8 & 0x0f);
+ }
+
+ if (offset < efuse_max_section) {
+ 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[i][offset] =
+ (*rtemp8 & 0xff);
+
+ if (efuse_addr >= efuse_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[i][offset] |=
+ (((u16)*rtemp8 << 8) & 0xff00);
+
+ if (efuse_addr >= efuse_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 < efuse_len)) {
+ 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[j][i] & 0xff);
+ efuse_tbl[(i * 8) + ((j * 2) + 1)] =
+ ((efuse_word[j][i] >> 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_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,
+ &efuse_usage);
+done:
+ for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++)
+ kfree(efuse_word[i]);
+ kfree(efuse_word);
+out:
+ kfree(efuse_tbl);
+}
+
+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 wordchanged, result = true;
+
+ for (section_idx = 0; section_idx < 16; section_idx++) {
+ Base = section_idx * 8;
+ wordchanged = 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++;
+ wordchanged = true;
+ }
+ }
+
+ if (wordchanged)
+ hdr_num++;
+ }
+
+ totalbytes = hdr_num + words_need * 2;
+ efuse_used = rtlefuse->efuse_usedbytes;
+
+ if ((totalbytes + efuse_used) >=
+ (EFUSE_MAX_SIZE - rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))
+ result = 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 result;
+}
+
+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, value);
+
+}
+EXPORT_SYMBOL(efuse_shadow_read);
+
+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, 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(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
+ &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) {
+ 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(tmpdata,
+ &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(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
+ &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)
+ memset((&rtlefuse->efuse_map[EFUSE_INIT_MAP][0]),
+ 0xFF, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
+ else
+ efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
+
+ memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
+ &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);
+
+}
+
+int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 tmpidx = 0;
+ int result;
+
+ 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]);
+ result = true;
+ } else {
+ *data = 0xff;
+ result = false;
+ }
+ return result;
+}
+EXPORT_SYMBOL(efuse_one_byte_read);
+
+static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 tmpidx = 0;
+
+ 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)
+ return true;
+ return false;
+}
+
+static void efuse_read_all_map(struct ieee80211_hw *hw, u8 *efuse)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ efuse_power_switch(hw, false, true);
+ read_efuse(hw, 0, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE], 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 dataempty = 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)
+ dataempty = false;
+ }
+ }
+
+ if (!dataempty) {
+ *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 continual = true;
+
+ u8 efuse_data, word_cnts = 0;
+ u16 efuse_addr = 0;
+ u8 tmpdata[8];
+
+ if (data == NULL)
+ return false;
+ if (offset > 15)
+ return false;
+
+ memset(data, 0xff, PGPKT_DATA_SIZE * sizeof(u8));
+ memset(tmpdata, 0xff, PGPKT_DATA_SIZE * sizeof(u8));
+
+ while (continual && (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
+ continual = false;
+ } else if (readstate & PG_STATE_DATA) {
+ efuse_word_enable_data_read(0, 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 *continual, u8 *write_state,
+ struct pgpkt_struct *target_pkt,
+ int *repeat_times, int *result, u8 word_en)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct pgpkt_struct tmp_pkt;
+ int dataempty = 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++) {
+ if (efuse_one_byte_read(hw,
+ (*efuse_addr + 1 + tmpindex),
+ &efuse_data) &&
+ (efuse_data != 0xFF))
+ dataempty = false;
+ }
+
+ if (!dataempty) {
+ *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 =
+ enable_efuse_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 {
+ *continual = false;
+ }
+ *write_state = PG_STATE_HEADER;
+ *repeat_times += 1;
+ if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
+ *continual = false;
+ *result = 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 *continual, u8 *write_state,
+ struct pgpkt_struct target_pkt,
+ int *repeat_times, int *result)
+{
+ 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_) {
+ *continual = false;
+ *result = 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(originaldata, 0xff, 8 * sizeof(u8));
+
+ if (efuse_pg_packet_read(hw, tmp_pkt.offset, originaldata)) {
+ badworden = enable_efuse_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_) {
+ *continual = false;
+ *result = 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 continual = true, dataempty = true, result = 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 -
+ rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) {
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ "efuse_pg_packet_write error\n");
+ return false;
+ }
+
+ target_pkt.offset = offset;
+ target_pkt.word_en = word_en;
+
+ memset(target_pkt.data, 0xFF, 8 * sizeof(u8));
+
+ 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 (continual && (efuse_addr < (EFUSE_MAX_SIZE -
+ rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))) {
+
+ if (write_state == PG_STATE_HEADER) {
+ dataempty = 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,
+ &continual,
+ &write_state,
+ &target_pkt,
+ &repeat_times, &result,
+ word_en);
+ else
+ efuse_write_data_case2(hw, &efuse_addr,
+ &continual,
+ &write_state,
+ target_pkt,
+ &repeat_times,
+ &result);
+
+ } else if (write_state == PG_STATE_DATA) {
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ "efuse PG_STATE_DATA\n");
+ badworden = 0x0f;
+ badworden =
+ enable_efuse_data_write(hw, efuse_addr + 1,
+ target_pkt.word_en,
+ target_pkt.data);
+
+ if ((badworden & 0x0F) == 0x0F) {
+ continual = 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_) {
+ continual = false;
+ result = false;
+ }
+ RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
+ "efuse PG_STATE_HEADER-3\n");
+ }
+ }
+ }
+
+ if (efuse_addr >= (EFUSE_MAX_SIZE -
+ rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) {
+ 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 enable_efuse_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(tmpdata, 0xff, PGPKT_DATA_SIZE);
+ 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;
+}
+
+void efuse_power_switch(struct ieee80211_hw *hw, u8 write, u8 pwrstate)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+ u8 tempval;
+ u16 tmpV16;
+
+ if (pwrstate && (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE)) {
+
+ if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192CE &&
+ rtlhal->hw_type != HARDWARE_TYPE_RTL8192DE) {
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_ACCESS], 0x69);
+ } else {
+ 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) {
+ if (write) {
+ tempval = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] +
+ 3);
+
+ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) {
+ tempval &= ~(BIT(3) | BIT(4) | BIT(5) | BIT(6));
+ tempval |= (VOLTAGE_V25 << 3);
+ } else if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE) {
+ tempval &= 0x0F;
+ tempval |= (VOLTAGE_V25 << 4);
+ }
+
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] + 3,
+ (tempval | 0x80));
+ }
+
+ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) {
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK],
+ 0x03);
+ }
+ } else {
+ if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192CE &&
+ rtlhal->hw_type != HARDWARE_TYPE_RTL8192DE)
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_ACCESS], 0);
+
+ if (write) {
+ tempval = rtl_read_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] +
+ 3);
+ rtl_write_byte(rtlpriv,
+ rtlpriv->cfg->maps[EFUSE_TEST] + 3,
+ (tempval & 0x7F));
+ }
+
+ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) {
+ rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK],
+ 0x02);
+ }
+ }
+}
+EXPORT_SYMBOL(efuse_power_switch);
+
+static u16 efuse_get_current_size(struct ieee80211_hw *hw)
+{
+ int continual = true;
+ u16 efuse_addr = 0;
+ u8 hoffset, hworden;
+ u8 efuse_data, word_cnts;
+
+ while (continual && 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 {
+ continual = 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;
+}
+
+int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv,
+ int max_size, u8 *hwinfo, int *params)
+{
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
+ struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
+ struct device *dev = &rtlpcipriv->dev.pdev->dev;
+ u16 eeprom_id;
+ u16 i, usvalue;
+
+ switch (rtlefuse->epromtype) {
+ case EEPROM_BOOT_EFUSE:
+ rtl_efuse_shadow_map_update(hw);
+ break;
+
+ case EEPROM_93C46:
+ pr_err("RTL8XXX did not boot from eeprom, check it !!\n");
+ return 1;
+
+ default:
+ dev_warn(dev, "no efuse data\n");
+ return 1;
+ }
+
+ memcpy(hwinfo, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], max_size);
+
+ RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, "MAP",
+ hwinfo, max_size);
+
+ eeprom_id = *((u16 *)&hwinfo[0]);
+ if (eeprom_id != params[0]) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
+ "EEPROM ID(%#x) is invalid!!\n", eeprom_id);
+ rtlefuse->autoload_failflag = true;
+ } else {
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload OK\n");
+ rtlefuse->autoload_failflag = false;
+ }
+
+ if (rtlefuse->autoload_failflag)
+ return 1;
+
+ rtlefuse->eeprom_vid = *(u16 *)&hwinfo[params[1]];
+ rtlefuse->eeprom_did = *(u16 *)&hwinfo[params[2]];
+ rtlefuse->eeprom_svid = *(u16 *)&hwinfo[params[3]];
+ rtlefuse->eeprom_smid = *(u16 *)&hwinfo[params[4]];
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+ "EEPROMId = 0x%4x\n", eeprom_id);
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+ "EEPROM VID = 0x%4x\n", rtlefuse->eeprom_vid);
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+ "EEPROM DID = 0x%4x\n", rtlefuse->eeprom_did);
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+ "EEPROM SVID = 0x%4x\n", rtlefuse->eeprom_svid);
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+ "EEPROM SMID = 0x%4x\n", rtlefuse->eeprom_smid);
+
+ for (i = 0; i < 6; i += 2) {
+ usvalue = *(u16 *)&hwinfo[params[5] + i];
+ *((u16 *)(&rtlefuse->dev_addr[i])) = usvalue;
+ }
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "%pM\n", rtlefuse->dev_addr);
+
+ rtlefuse->eeprom_channelplan = *&hwinfo[params[6]];
+ rtlefuse->eeprom_version = *(u16 *)&hwinfo[params[7]];
+ rtlefuse->txpwr_fromeprom = true;
+ rtlefuse->eeprom_oemid = *&hwinfo[params[8]];
+
+ RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+ "EEPROM Customer ID: 0x%2x\n", rtlefuse->eeprom_oemid);
+
+ /* set channel plan to world wide 13 */
+ rtlefuse->channel_plan = params[9];
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtl_get_hwinfo);
+
+void rtl_fw_block_write(struct ieee80211_hw *hw, const u8 *buffer, u32 size)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 *pu4byteptr = (u8 *)buffer;
+ u32 i;
+
+ for (i = 0; i < size; i++)
+ rtl_write_byte(rtlpriv, (START_ADDRESS + i), *(pu4byteptr + i));
+}
+EXPORT_SYMBOL_GPL(rtl_fw_block_write);
+
+void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, const u8 *buffer,
+ u32 size)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 value8;
+ u8 u8page = (u8)(page & 0x07);
+
+ value8 = (rtl_read_byte(rtlpriv, REG_MCUFWDL + 2) & 0xF8) | u8page;
+
+ rtl_write_byte(rtlpriv, (REG_MCUFWDL + 2), value8);
+ rtl_fw_block_write(hw, buffer, size);
+}
+EXPORT_SYMBOL_GPL(rtl_fw_page_write);
+
+void rtl_fill_dummy(u8 *pfwbuf, u32 *pfwlen)
+{
+ u32 fwlen = *pfwlen;
+ u8 remain = (u8)(fwlen % 4);
+
+ remain = (remain == 0) ? 0 : (4 - remain);
+
+ while (remain > 0) {
+ pfwbuf[fwlen] = 0;
+ fwlen++;
+ remain--;
+ }
+
+ *pfwlen = fwlen;
+}
+EXPORT_SYMBOL_GPL(rtl_fill_dummy);