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path: root/drivers/staging/rtl8188eu/core/rtw_efuse.c
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Diffstat (limited to 'drivers/staging/rtl8188eu/core/rtw_efuse.c')
-rw-r--r--drivers/staging/rtl8188eu/core/rtw_efuse.c80
1 files changed, 35 insertions, 45 deletions
diff --git a/drivers/staging/rtl8188eu/core/rtw_efuse.c b/drivers/staging/rtl8188eu/core/rtw_efuse.c
index 0fd306a808c4..b7be71f904ed 100644
--- a/drivers/staging/rtl8188eu/core/rtw_efuse.c
+++ b/drivers/staging/rtl8188eu/core/rtw_efuse.c
@@ -22,13 +22,9 @@ enum{
};
/*
- * Function: efuse_power_switch
- *
- * Overview: When we want to enable write operation, we should change to
- * pwr on state. When we stop write, we should switch to 500k mode
- * and disable LDO 2.5V.
+ * When we want to enable write operation, we should change to pwr on state.
+ * When we stop write, we should switch to 500k mode and disable LDO 2.5V.
*/
-
void efuse_power_switch(struct adapter *pAdapter, u8 write, u8 pwrstate)
{
u8 tempval;
@@ -41,7 +37,7 @@ void efuse_power_switch(struct adapter *pAdapter, u8 write, u8 pwrstate)
tmpv16 = usb_read16(pAdapter, REG_SYS_ISO_CTRL);
if (!(tmpv16 & PWC_EV12V)) {
tmpv16 |= PWC_EV12V;
- usb_write16(pAdapter, REG_SYS_ISO_CTRL, tmpv16);
+ usb_write16(pAdapter, REG_SYS_ISO_CTRL, tmpv16);
}
/* Reset: 0x0000h[28], default valid */
tmpv16 = usb_read16(pAdapter, REG_SYS_FUNC_EN);
@@ -86,16 +82,20 @@ efuse_phymap_to_logical(u8 *phymap, u16 _offset, u16 _size_byte, u8 *pbuf)
u16 **eFuseWord = NULL;
u16 efuse_utilized = 0;
u8 u1temp = 0;
+ void **tmp = NULL;
efuseTbl = kzalloc(EFUSE_MAP_LEN_88E, GFP_KERNEL);
if (!efuseTbl)
return;
- eFuseWord = (u16 **)rtw_malloc2d(EFUSE_MAX_SECTION_88E, EFUSE_MAX_WORD_UNIT, sizeof(u16));
- if (!eFuseWord) {
+ tmp = kzalloc(EFUSE_MAX_SECTION_88E * (sizeof(void *) + EFUSE_MAX_WORD_UNIT * sizeof(u16)), GFP_KERNEL);
+ if (!tmp) {
DBG_88E("%s: alloc eFuseWord fail!\n", __func__);
goto eFuseWord_failed;
}
+ for (i = 0; i < EFUSE_MAX_SECTION_88E; i++)
+ tmp[i] = ((char *)(tmp + EFUSE_MAX_SECTION_88E)) + i * EFUSE_MAX_WORD_UNIT * sizeof(u16);
+ eFuseWord = (u16 **)tmp;
/* 0. Refresh efuse init map as all oxFF. */
for (i = 0; i < EFUSE_MAX_SECTION_88E; i++)
@@ -360,15 +360,13 @@ u8 Efuse_WordEnableDataWrite(struct adapter *pAdapter, u16 efuse_addr, u8 word_e
static u16 Efuse_GetCurrentSize(struct adapter *pAdapter)
{
- int bContinual = true;
u16 efuse_addr = 0;
u8 hoffset = 0, hworden = 0;
u8 efuse_data, word_cnts = 0;
rtw_hal_get_hwreg(pAdapter, HW_VAR_EFUSE_BYTES, (u8 *)&efuse_addr);
- while (bContinual &&
- efuse_OneByteRead(pAdapter, efuse_addr, &efuse_data) &&
+ while (efuse_OneByteRead(pAdapter, efuse_addr, &efuse_data) &&
AVAILABLE_EFUSE_ADDR(efuse_addr)) {
if (efuse_data != 0xFF) {
if ((efuse_data&0x1F) == 0x0F) { /* extended header */
@@ -390,7 +388,7 @@ static u16 Efuse_GetCurrentSize(struct adapter *pAdapter)
/* read next header */
efuse_addr = efuse_addr + (word_cnts*2)+1;
} else {
- bContinual = false;
+ break;
}
}
@@ -453,7 +451,7 @@ int Efuse_PgPacketRead(struct adapter *pAdapter, u8 offset, u8 *data)
bDataEmpty = false;
}
}
- if (bDataEmpty == false) {
+ if (!bDataEmpty) {
ReadState = PG_STATE_DATA;
} else {/* read next header */
efuse_addr = efuse_addr + (word_cnts*2)+1;
@@ -512,7 +510,7 @@ static bool hal_EfuseFixHeaderProcess(struct adapter *pAdapter, u8 efuseType, st
static bool hal_EfusePgPacketWrite2ByteHeader(struct adapter *pAdapter, u8 efuseType, u16 *pAddr, struct pgpkt *pTargetPkt)
{
- bool bRet = false;
+ bool ret = false;
u16 efuse_addr = *pAddr;
u16 efuse_max_available_len =
EFUSE_REAL_CONTENT_LEN_88E - EFUSE_OOB_PROTECT_BYTES_88E;
@@ -564,7 +562,7 @@ static bool hal_EfusePgPacketWrite2ByteHeader(struct adapter *pAdapter, u8 efuse
if (!hal_EfuseFixHeaderProcess(pAdapter, efuseType, &fixPkt, &efuse_addr))
return false;
} else {
- bRet = true;
+ ret = true;
break;
}
} else if ((tmp_header & 0x1F) == 0x0F) { /* wrong extended header */
@@ -574,12 +572,12 @@ static bool hal_EfusePgPacketWrite2ByteHeader(struct adapter *pAdapter, u8 efuse
}
*pAddr = efuse_addr;
- return bRet;
+ return ret;
}
static bool hal_EfusePgPacketWrite1ByteHeader(struct adapter *pAdapter, u8 efuseType, u16 *pAddr, struct pgpkt *pTargetPkt)
{
- bool bRet = false;
+ bool ret = false;
u8 pg_header = 0, tmp_header = 0;
u16 efuse_addr = *pAddr;
u8 repeatcnt = 0;
@@ -597,7 +595,7 @@ static bool hal_EfusePgPacketWrite1ByteHeader(struct adapter *pAdapter, u8 efuse
}
if (pg_header == tmp_header) {
- bRet = true;
+ ret = true;
} else {
struct pgpkt fixPkt;
@@ -609,7 +607,7 @@ static bool hal_EfusePgPacketWrite1ByteHeader(struct adapter *pAdapter, u8 efuse
}
*pAddr = efuse_addr;
- return bRet;
+ return ret;
}
static bool hal_EfusePgPacketWriteData(struct adapter *pAdapter, u8 efuseType, u16 *pAddr, struct pgpkt *pTargetPkt)
@@ -639,14 +637,14 @@ hal_EfusePgPacketWriteHeader(
u16 *pAddr,
struct pgpkt *pTargetPkt)
{
- bool bRet = false;
+ bool ret = false;
if (pTargetPkt->offset >= EFUSE_MAX_SECTION_BASE)
- bRet = hal_EfusePgPacketWrite2ByteHeader(pAdapter, efuseType, pAddr, pTargetPkt);
+ ret = hal_EfusePgPacketWrite2ByteHeader(pAdapter, efuseType, pAddr, pTargetPkt);
else
- bRet = hal_EfusePgPacketWrite1ByteHeader(pAdapter, efuseType, pAddr, pTargetPkt);
+ ret = hal_EfusePgPacketWrite1ByteHeader(pAdapter, efuseType, pAddr, pTargetPkt);
- return bRet;
+ return ret;
}
static bool wordEnMatched(struct pgpkt *pTargetPkt, struct pgpkt *pCurPkt,
@@ -678,19 +676,19 @@ static bool wordEnMatched(struct pgpkt *pTargetPkt, struct pgpkt *pCurPkt,
static bool hal_EfuseCheckIfDatafollowed(struct adapter *pAdapter, u8 word_cnts, u16 startAddr)
{
- bool bRet = false;
+ bool ret = false;
u8 i, efuse_data;
for (i = 0; i < (word_cnts*2); i++) {
if (efuse_OneByteRead(pAdapter, (startAddr+i), &efuse_data) && (efuse_data != 0xFF))
- bRet = true;
+ ret = true;
}
- return bRet;
+ return ret;
}
static bool hal_EfusePartialWriteCheck(struct adapter *pAdapter, u8 efuseType, u16 *pAddr, struct pgpkt *pTargetPkt)
{
- bool bRet = false;
+ bool ret = false;
u8 i, efuse_data = 0, cur_header = 0;
u8 matched_wden = 0, badworden = 0;
u16 startAddr = 0;
@@ -703,7 +701,7 @@ static bool hal_EfusePartialWriteCheck(struct adapter *pAdapter, u8 efuseType, u
while (1) {
if (startAddr >= efuse_max_available_len) {
- bRet = false;
+ ret = false;
break;
}
@@ -713,7 +711,7 @@ static bool hal_EfusePartialWriteCheck(struct adapter *pAdapter, u8 efuseType, u
startAddr++;
efuse_OneByteRead(pAdapter, startAddr, &efuse_data);
if (ALL_WORDS_DISABLED(efuse_data)) {
- bRet = false;
+ ret = false;
break;
} else {
curPkt.offset = ((cur_header & 0xE0) >> 5) | ((efuse_data & 0xF0) >> 1);
@@ -740,7 +738,7 @@ static bool hal_EfusePartialWriteCheck(struct adapter *pAdapter, u8 efuseType, u
PgWriteSuccess = Efuse_PgPacketWrite(pAdapter, pTargetPkt->offset, badworden, pTargetPkt->data);
if (!PgWriteSuccess) {
- bRet = false; /* write fail, return */
+ ret = false; /* write fail, return */
break;
}
}
@@ -756,11 +754,11 @@ static bool hal_EfusePartialWriteCheck(struct adapter *pAdapter, u8 efuseType, u
} else {
/* not used header, 0xff */
*pAddr = startAddr;
- bRet = true;
+ ret = true;
break;
}
}
- return bRet;
+ return ret;
}
static bool
@@ -868,9 +866,7 @@ u8 efuse_OneByteWrite(struct adapter *pAdapter, u16 addr, u8 data)
return result;
}
-/*
- * Overview: Read allowed word in current efuse section data.
- */
+/* Read allowed word in current efuse section data. */
void efuse_WordEnableDataRead(u8 word_en, u8 *sourdata, u8 *targetdata)
{
if (!(word_en & BIT(0))) {
@@ -891,9 +887,7 @@ void efuse_WordEnableDataRead(u8 word_en, u8 *sourdata, u8 *targetdata)
}
}
-/*
- * Overview: Read All Efuse content
- */
+/* Read All Efuse content */
static void Efuse_ReadAllMap(struct adapter *pAdapter, u8 efuseType, u8 *Efuse)
{
efuse_power_switch(pAdapter, false, true);
@@ -903,12 +897,8 @@ static void Efuse_ReadAllMap(struct adapter *pAdapter, u8 efuseType, u8 *Efuse)
efuse_power_switch(pAdapter, false, false);
}
-/*
- * Overview: Transfer current EFUSE content to shadow init and modify map.
- */
-void EFUSE_ShadowMapUpdate(
- struct adapter *pAdapter,
- u8 efuseType)
+/* Transfer current EFUSE content to shadow init and modify map. */
+void EFUSE_ShadowMapUpdate(struct adapter *pAdapter, u8 efuseType)
{
struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(pAdapter);
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