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path: root/drivers/staging/r8188eu/core/rtw_efuse.c
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Diffstat (limited to 'drivers/staging/r8188eu/core/rtw_efuse.c')
-rw-r--r--drivers/staging/r8188eu/core/rtw_efuse.c264
1 files changed, 26 insertions, 238 deletions
diff --git a/drivers/staging/r8188eu/core/rtw_efuse.c b/drivers/staging/r8188eu/core/rtw_efuse.c
index 03c8431b2ed3..df9534dd25cb 100644
--- a/drivers/staging/r8188eu/core/rtw_efuse.c
+++ b/drivers/staging/r8188eu/core/rtw_efuse.c
@@ -6,70 +6,7 @@
#include "../include/osdep_service.h"
#include "../include/drv_types.h"
#include "../include/rtw_efuse.h"
-
-/*------------------------Define local variable------------------------------*/
-u8 fakeEfuseBank;
-u32 fakeEfuseUsedBytes;
-u8 fakeEfuseContent[EFUSE_MAX_HW_SIZE] = {0};
-u8 fakeEfuseInitMap[EFUSE_MAX_MAP_LEN] = {0};
-u8 fakeEfuseModifiedMap[EFUSE_MAX_MAP_LEN] = {0};
-
-u32 BTEfuseUsedBytes;
-u8 BTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
-u8 BTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
-u8 BTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
-
-u32 fakeBTEfuseUsedBytes;
-u8 fakeBTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
-u8 fakeBTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
-u8 fakeBTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
-/*------------------------Define local variable------------------------------*/
-
-#define REG_EFUSE_CTRL 0x0030
-#define EFUSE_CTRL REG_EFUSE_CTRL /* E-Fuse Control. */
-
-static bool Efuse_Read1ByteFromFakeContent(u16 Offset, u8 *Value)
-{
- if (Offset >= EFUSE_MAX_HW_SIZE)
- return false;
- if (fakeEfuseBank == 0)
- *Value = fakeEfuseContent[Offset];
- else
- *Value = fakeBTEfuseContent[fakeEfuseBank - 1][Offset];
- return true;
-}
-
-static bool
-Efuse_Write1ByteToFakeContent(
- struct adapter *pAdapter,
- u16 Offset,
- u8 Value)
-{
- if (Offset >= EFUSE_MAX_HW_SIZE)
- return false;
- if (fakeEfuseBank == 0) {
- fakeEfuseContent[Offset] = Value;
- } else {
- fakeBTEfuseContent[fakeEfuseBank - 1][Offset] = Value;
- }
- return true;
-}
-
-/* 11/16/2008 MH Add description. Get current efuse area enabled word!!. */
-u8
-Efuse_CalculateWordCnts(u8 word_en)
-{
- u8 word_cnts = 0;
- if (!(word_en & BIT(0)))
- word_cnts++; /* 0 : write enable */
- if (!(word_en & BIT(1)))
- word_cnts++;
- if (!(word_en & BIT(2)))
- word_cnts++;
- if (!(word_en & BIT(3)))
- word_cnts++;
- return word_cnts;
-}
+#include "../include/rtl8188e_hal.h"
/* */
/* Description: */
@@ -86,33 +23,40 @@ void
ReadEFuseByte(
struct adapter *Adapter,
u16 _offset,
- u8 *pbuf,
- bool pseudo)
+ u8 *pbuf)
{
u32 value32;
u8 readbyte;
u16 retry;
-
- if (pseudo) {
- Efuse_Read1ByteFromFakeContent(_offset, pbuf);
- return;
- }
+ int res;
/* Write Address */
rtw_write8(Adapter, EFUSE_CTRL + 1, (_offset & 0xff));
- readbyte = rtw_read8(Adapter, EFUSE_CTRL + 2);
+ res = rtw_read8(Adapter, EFUSE_CTRL + 2, &readbyte);
+ if (res)
+ return;
+
rtw_write8(Adapter, EFUSE_CTRL + 2, ((_offset >> 8) & 0x03) | (readbyte & 0xfc));
/* Write bit 32 0 */
- readbyte = rtw_read8(Adapter, EFUSE_CTRL + 3);
+ res = rtw_read8(Adapter, EFUSE_CTRL + 3, &readbyte);
+ if (res)
+ return;
+
rtw_write8(Adapter, EFUSE_CTRL + 3, (readbyte & 0x7f));
/* Check bit 32 read-ready */
- retry = 0;
- value32 = rtw_read32(Adapter, EFUSE_CTRL);
- while (!(((value32 >> 24) & 0xff) & 0x80) && (retry < 10000)) {
- value32 = rtw_read32(Adapter, EFUSE_CTRL);
- retry++;
+ res = rtw_read32(Adapter, EFUSE_CTRL, &value32);
+ if (res)
+ return;
+
+ for (retry = 0; retry < 10000; retry++) {
+ res = rtw_read32(Adapter, EFUSE_CTRL, &value32);
+ if (res)
+ continue;
+
+ if (((value32 >> 24) & 0xff) & 0x80)
+ break;
}
/* 20100205 Joseph: Add delay suggested by SD1 Victor. */
@@ -120,167 +64,11 @@ ReadEFuseByte(
/* Designer says that there shall be some delay after ready bit is set, or the */
/* result will always stay on last data we read. */
udelay(50);
- value32 = rtw_read32(Adapter, EFUSE_CTRL);
+ res = rtw_read32(Adapter, EFUSE_CTRL, &value32);
+ if (res)
+ return;
*pbuf = (u8)(value32 & 0xff);
-}
-
-/* 11/16/2008 MH Read one byte from real Efuse. */
-u8 efuse_OneByteRead(struct adapter *pAdapter, u16 addr, u8 *data, bool pseudo)
-{
- u8 tmpidx = 0;
- u8 result;
-
- if (pseudo) {
- result = Efuse_Read1ByteFromFakeContent(addr, data);
- return result;
- }
- /* -----------------e-fuse reg ctrl --------------------------------- */
- /* address */
- rtw_write8(pAdapter, EFUSE_CTRL + 1, (u8)(addr & 0xff));
- rtw_write8(pAdapter, EFUSE_CTRL + 2, ((u8)((addr >> 8) & 0x03)) |
- (rtw_read8(pAdapter, EFUSE_CTRL + 2) & 0xFC));
- rtw_write8(pAdapter, EFUSE_CTRL + 3, 0x72);/* read cmd */
-
- while (!(0x80 & rtw_read8(pAdapter, EFUSE_CTRL + 3)) && (tmpidx < 100))
- tmpidx++;
- if (tmpidx < 100) {
- *data = rtw_read8(pAdapter, EFUSE_CTRL);
- result = true;
- } else {
- *data = 0xff;
- result = false;
- }
- return result;
-}
-
-/* 11/16/2008 MH Write one byte to reald Efuse. */
-u8 efuse_OneByteWrite(struct adapter *pAdapter, u16 addr, u8 data, bool pseudo)
-{
- u8 tmpidx = 0;
- u8 result;
-
- if (pseudo) {
- result = Efuse_Write1ByteToFakeContent(pAdapter, addr, data);
- return result;
- }
-
- /* -----------------e-fuse reg ctrl --------------------------------- */
- /* address */
- rtw_write8(pAdapter, EFUSE_CTRL + 1, (u8)(addr & 0xff));
- rtw_write8(pAdapter, EFUSE_CTRL + 2,
- (rtw_read8(pAdapter, EFUSE_CTRL + 2) & 0xFC) |
- (u8)((addr >> 8) & 0x03));
- rtw_write8(pAdapter, EFUSE_CTRL, data);/* data */
-
- rtw_write8(pAdapter, EFUSE_CTRL + 3, 0xF2);/* write cmd */
-
- while ((0x80 & rtw_read8(pAdapter, EFUSE_CTRL + 3)) && (tmpidx < 100))
- tmpidx++;
-
- if (tmpidx < 100)
- result = true;
- else
- result = false;
-
- return result;
-}
-
-/*-----------------------------------------------------------------------------
- * Function: efuse_WordEnableDataRead
- *
- * Overview: Read allowed word in current efuse section data.
- *
- * Input: NONE
- *
- * Output: NONE
- *
- * Return: NONE
- *
- * Revised History:
- * When Who Remark
- * 11/16/2008 MHC Create Version 0.
- * 11/21/2008 MHC Fix Write bug when we only enable late word.
- *
- *---------------------------------------------------------------------------*/
-void efuse_WordEnableDataRead(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];
- }
+ /* FIXME: return an error to caller */
}
-
-/*-----------------------------------------------------------------------------
- * Function: Efuse_ReadAllMap
- *
- * Overview: Read All Efuse content
- *
- * Input: NONE
- *
- * Output: NONE
- *
- * Return: NONE
- *
- * Revised History:
- * When Who Remark
- * 11/11/2008 MHC Create Version 0.
- *
- *---------------------------------------------------------------------------*/
-static void Efuse_ReadAllMap(struct adapter *pAdapter, u8 efuseType, u8 *Efuse, bool pseudo)
-{
- u16 mapLen = 0;
-
- rtl8188e_EfusePowerSwitch(pAdapter, false, true);
-
- rtl8188e_EFUSE_GetEfuseDefinition(pAdapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, pseudo);
-
- rtl8188e_ReadEFuse(pAdapter, efuseType, 0, mapLen, Efuse, pseudo);
-
- rtl8188e_EfusePowerSwitch(pAdapter, false, false);
-}
-
-/*-----------------------------------------------------------------------------
- * Function: EFUSE_ShadowMapUpdate
- *
- * Overview: Transfer current EFUSE content to shadow init and modify map.
- *
- * Input: NONE
- *
- * Output: NONE
- *
- * Return: NONE
- *
- * Revised History:
- * When Who Remark
- * 11/13/2008 MHC Create Version 0.
- *
- *---------------------------------------------------------------------------*/
-void EFUSE_ShadowMapUpdate(
- struct adapter *pAdapter,
- u8 efuseType,
- bool pseudo)
-{
- struct eeprom_priv *pEEPROM = &pAdapter->eeprompriv;
- u16 mapLen = 0;
-
- rtl8188e_EFUSE_GetEfuseDefinition(pAdapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, pseudo);
-
- if (pEEPROM->bautoload_fail_flag)
- memset(pEEPROM->efuse_eeprom_data, 0xFF, mapLen);
- else
- Efuse_ReadAllMap(pAdapter, efuseType, pEEPROM->efuse_eeprom_data, pseudo);
-} /* EFUSE_ShadowMapUpdate */
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