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path: root/drivers/staging/vt6656/datarate.c
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Diffstat (limited to 'drivers/staging/vt6656/datarate.c')
-rw-r--r--drivers/staging/vt6656/datarate.c109
1 files changed, 53 insertions, 56 deletions
diff --git a/drivers/staging/vt6656/datarate.c b/drivers/staging/vt6656/datarate.c
index 5c2719fa72f7..77464e819f6d 100644
--- a/drivers/staging/vt6656/datarate.c
+++ b/drivers/staging/vt6656/datarate.c
@@ -54,7 +54,8 @@
/*--------------------- Static Variables --------------------------*/
-//static int msglevel =MSG_LEVEL_DEBUG;
+
+/* static int msglevel = MSG_LEVEL_DEBUG; */
static int msglevel =MSG_LEVEL_INFO;
const BYTE acbyIERate[MAX_RATE] =
{0x02, 0x04, 0x0B, 0x16, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
@@ -71,7 +72,7 @@ void s_vResetCounter(PKnownNodeDB psNodeDBTable)
{
BYTE ii;
- // clear statistic counter for auto_rate
+ /* clear statistics counter for auto_rate */
for (ii = 0; ii <= MAX_RATE; ii++) {
psNodeDBTable->uTxOk[ii] = 0;
psNodeDBTable->uTxFail[ii] = 0;
@@ -105,8 +106,8 @@ DATARATEbyGetRateIdx (
{
BYTE ii;
- //Erase basicRate flag.
- byRate = byRate & 0x7F;//0111 1111
+ /* erase BasicRate flag */
+ byRate = byRate & 0x7F;
for (ii = 0; ii < MAX_RATE; ii ++) {
if (acbyIERate[ii] == byRate)
@@ -159,8 +160,8 @@ RATEwGetRateIdx(
{
WORD ii;
- //Erase basicRate flag.
- byRate = byRate & 0x7F;//0111 1111
+ /* erase BasicRate flag */
+ byRate = byRate & 0x7F;
for (ii = 0; ii < MAX_RATE; ii ++) {
if (acbyIERate[ii] == byRate)
@@ -188,28 +189,19 @@ RATEwGetRateIdx(
* Return Value: none
*
-*/
-void RATEvParseMaxRate(
- void *pDeviceHandler,
- PWLAN_IE_SUPP_RATES pItemRates,
- PWLAN_IE_SUPP_RATES pItemExtRates,
- BOOL bUpdateBasicRate,
- PWORD pwMaxBasicRate,
- PWORD pwMaxSuppRate,
- PWORD pwSuppRate,
- PBYTE pbyTopCCKRate,
- PBYTE pbyTopOFDMRate
- )
-{
-PSDevice pDevice = (PSDevice) pDeviceHandler;
-unsigned int ii;
-BYTE byHighSuppRate = 0;
-BYTE byRate = 0;
-WORD wOldBasicRate = pDevice->wBasicRate;
-unsigned int uRateLen;
+void RATEvParseMaxRate(struct vnt_private *pDevice,
+ PWLAN_IE_SUPP_RATES pItemRates, PWLAN_IE_SUPP_RATES pItemExtRates,
+ int bUpdateBasicRate, u16 *pwMaxBasicRate, u16 *pwMaxSuppRate,
+ u16 *pwSuppRate, u8 *pbyTopCCKRate, u8 *pbyTopOFDMRate)
+{
+ int ii;
+ u8 byHighSuppRate = 0, byRate = 0;
+ u16 wOldBasicRate = pDevice->wBasicRate;
+ u32 uRateLen;
- if (pItemRates == NULL)
- return;
+ if (pItemRates == NULL)
+ return;
*pwSuppRate = 0;
uRateLen = pItemRates->len;
@@ -226,8 +218,11 @@ unsigned int uRateLen;
for (ii = 0; ii < uRateLen; ii++) {
byRate = (BYTE)(pItemRates->abyRates[ii]);
if (WLAN_MGMT_IS_BASICRATE(byRate) &&
- (bUpdateBasicRate == TRUE)) {
- // Add to basic rate set, update pDevice->byTopCCKBasicRate and pDevice->byTopOFDMBasicRate
+ (bUpdateBasicRate == true)) {
+ /*
+ * add to basic rate set, update pDevice->byTopCCKBasicRate and
+ * pDevice->byTopOFDMBasicRate
+ */
CARDbAddBasicRate((void *)pDevice, RATEwGetRateIdx(byRate));
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ParseMaxRate AddBasicRate: %d\n", RATEwGetRateIdx(byRate));
}
@@ -248,9 +243,12 @@ unsigned int uRateLen;
for (ii = 0; ii < uExtRateLen ; ii++) {
byRate = (BYTE)(pItemExtRates->abyRates[ii]);
- // select highest basic rate
+ /* select highest basic rate */
if (WLAN_MGMT_IS_BASICRATE(pItemExtRates->abyRates[ii])) {
- // Add to basic rate set, update pDevice->byTopCCKBasicRate and pDevice->byTopOFDMBasicRate
+ /*
+ * add to basic rate set, update pDevice->byTopCCKBasicRate and
+ * pDevice->byTopOFDMBasicRate
+ */
CARDbAddBasicRate((void *)pDevice, RATEwGetRateIdx(byRate));
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ParseMaxRate AddBasicRate: %d\n", RATEwGetRateIdx(byRate));
}
@@ -260,9 +258,11 @@ unsigned int uRateLen;
if (byRate > byHighSuppRate)
byHighSuppRate = byRate;
*pwSuppRate |= (1<<RATEwGetRateIdx(byRate));
- //DBG_PRN_GRP09(("ParseMaxRate : HighSuppRate: %d, %X\n", RATEwGetRateIdx(byRate), byRate));
+
+ /* DBG_PRN_GRP09(("ParseMaxRate : HighSuppRate: %d, %X\n",
+ RATEwGetRateIdx(byRate), byRate)); */
}
- } //if(pItemExtRates != NULL)
+ }
if ((pDevice->byPacketType == PK_TYPE_11GB)
&& CARDbIsOFDMinBasicRate((void *)pDevice)) {
@@ -301,27 +301,24 @@ unsigned int uRateLen;
#define AUTORATE_TXCNT_THRESHOLD 20
#define AUTORATE_INC_THRESHOLD 30
-void
-RATEvTxRateFallBack(
- void *pDeviceHandler,
- PKnownNodeDB psNodeDBTable
- )
+void RATEvTxRateFallBack(struct vnt_private *pDevice,
+ PKnownNodeDB psNodeDBTable)
{
-PSDevice pDevice = (PSDevice) pDeviceHandler;
-PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
-WORD wIdxDownRate = 0;
-unsigned int ii;
-BOOL bAutoRate[MAX_RATE] = {TRUE,TRUE,TRUE,TRUE,FALSE,FALSE,TRUE,TRUE,TRUE,TRUE,TRUE,TRUE};
-DWORD dwThroughputTbl[MAX_RATE] = {10, 20, 55, 110, 60, 90, 120, 180, 240, 360, 480, 540};
-DWORD dwThroughput = 0;
-WORD wIdxUpRate = 0;
-DWORD dwTxDiff = 0;
-
- if (pMgmt->eScanState != WMAC_NO_SCANNING) {
- // Don't do Fallback when scanning Channel
- return;
- }
- psNodeDBTable->uTimeCount ++;
+ struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
+ u16 wIdxDownRate = 0;
+ int ii;
+ int bAutoRate[MAX_RATE] = {true, true, true, true, false, false, true,
+ true, true, true, true, true};
+ u32 dwThroughputTbl[MAX_RATE] = {10, 20, 55, 110, 60, 90, 120, 180,
+ 240, 360, 480, 540};
+ u32 dwThroughput = 0;
+ u16 wIdxUpRate = 0;
+ u32 dwTxDiff = 0;
+
+ if (pMgmt->eScanState != WMAC_NO_SCANNING)
+ return; /* Don't do Fallback when scanning Channel */
+
+ psNodeDBTable->uTimeCount++;
if (psNodeDBTable->uTxFail[MAX_RATE] > psNodeDBTable->uTxOk[MAX_RATE])
dwTxDiff = psNodeDBTable->uTxFail[MAX_RATE] - psNodeDBTable->uTxOk[MAX_RATE];
@@ -338,11 +335,11 @@ DWORD dwTxDiff = 0;
for (ii = 0; ii < MAX_RATE; ii++) {
if (psNodeDBTable->wSuppRate & (0x0001<<ii)) {
- if (bAutoRate[ii] == TRUE) {
+ if (bAutoRate[ii] == true) {
wIdxUpRate = (WORD) ii;
}
} else {
- bAutoRate[ii] = FALSE;
+ bAutoRate[ii] = false;
}
}
@@ -364,7 +361,7 @@ DWORD dwTxDiff = 0;
for (ii = psNodeDBTable->wTxDataRate; ii > 0;) {
ii--;
if ( (dwThroughputTbl[ii] > dwThroughput) &&
- (bAutoRate[ii]==TRUE) ) {
+ (bAutoRate[ii]==true) ) {
dwThroughput = dwThroughputTbl[ii];
wIdxDownRate = (WORD) ii;
}
@@ -375,7 +372,7 @@ DWORD dwTxDiff = 0;
(psNodeDBTable->uTxFail[MAX_RATE] * 4) ) {
psNodeDBTable->wTxDataRate = wIdxUpRate;
}
- }else { // adhoc, if uTxOk(total) =0 & uTxFail(total) = 0
+ } else { /* adhoc, if uTxOk(total) == 0 & uTxFail(total) == 0 */
if (psNodeDBTable->uTxFail[MAX_RATE] == 0)
psNodeDBTable->wTxDataRate = wIdxUpRate;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.