aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/sk98lin/skgeinit.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/sk98lin/skgeinit.c')
-rw-r--r--drivers/net/sk98lin/skgeinit.c148
1 files changed, 1 insertions, 147 deletions
diff --git a/drivers/net/sk98lin/skgeinit.c b/drivers/net/sk98lin/skgeinit.c
index 6cb49dd0225..67f1d6a5c15 100644
--- a/drivers/net/sk98lin/skgeinit.c
+++ b/drivers/net/sk98lin/skgeinit.c
@@ -59,34 +59,6 @@ static struct s_Config OemConfig = {
59 59
60/****************************************************************************** 60/******************************************************************************
61 * 61 *
62 * SkGePollRxD() - Enable / Disable Descriptor Polling of RxD Ring
63 *
64 * Description:
65 * Enable or disable the descriptor polling of the receive descriptor
66 * ring (RxD) for port 'Port'.
67 * The new configuration is *not* saved over any SkGeStopPort() and
68 * SkGeInitPort() calls.
69 *
70 * Returns:
71 * nothing
72 */
73void SkGePollRxD(
74SK_AC *pAC, /* adapter context */
75SK_IOC IoC, /* IO context */
76int Port, /* Port Index (MAC_1 + n) */
77SK_BOOL PollRxD) /* SK_TRUE (enable pol.), SK_FALSE (disable pol.) */
78{
79 SK_GEPORT *pPrt;
80
81 pPrt = &pAC->GIni.GP[Port];
82
83 SK_OUT32(IoC, Q_ADDR(pPrt->PRxQOff, Q_CSR), (PollRxD) ?
84 CSR_ENA_POL : CSR_DIS_POL);
85} /* SkGePollRxD */
86
87
88/******************************************************************************
89 *
90 * SkGePollTxD() - Enable / Disable Descriptor Polling of TxD Rings 62 * SkGePollTxD() - Enable / Disable Descriptor Polling of TxD Rings
91 * 63 *
92 * Description: 64 * Description:
@@ -952,7 +924,7 @@ int Port) /* Port Index (MAC_1 + n) */
952 * Returns: 924 * Returns:
953 * nothing 925 * nothing
954 */ 926 */
955void SkGeInitRamIface( 927static void SkGeInitRamIface(
956SK_AC *pAC, /* adapter context */ 928SK_AC *pAC, /* adapter context */
957SK_IOC IoC) /* IO context */ 929SK_IOC IoC) /* IO context */
958{ 930{
@@ -1409,83 +1381,6 @@ SK_IOC IoC) /* IO context */
1409 1381
1410} /* SkGeInit0*/ 1382} /* SkGeInit0*/
1411 1383
1412#ifdef SK_PCI_RESET
1413
1414/******************************************************************************
1415 *
1416 * SkGePciReset() - Reset PCI interface
1417 *
1418 * Description:
1419 * o Read PCI configuration.
1420 * o Change power state to 3.
1421 * o Change power state to 0.
1422 * o Restore PCI configuration.
1423 *
1424 * Returns:
1425 * 0: Success.
1426 * 1: Power state could not be changed to 3.
1427 */
1428static int SkGePciReset(
1429SK_AC *pAC, /* adapter context */
1430SK_IOC IoC) /* IO context */
1431{
1432 int i;
1433 SK_U16 PmCtlSts;
1434 SK_U32 Bp1;
1435 SK_U32 Bp2;
1436 SK_U16 PciCmd;
1437 SK_U8 Cls;
1438 SK_U8 Lat;
1439 SK_U8 ConfigSpace[PCI_CFG_SIZE];
1440
1441 /*
1442 * Note: Switching to D3 state is like a software reset.
1443 * Switching from D3 to D0 is a hardware reset.
1444 * We have to save and restore the configuration space.
1445 */
1446 for (i = 0; i < PCI_CFG_SIZE; i++) {
1447 SkPciReadCfgDWord(pAC, i*4, &ConfigSpace[i]);
1448 }
1449
1450 /* We know the RAM Interface Arbiter is enabled. */
1451 SkPciWriteCfgWord(pAC, PCI_PM_CTL_STS, PCI_PM_STATE_D3);
1452 SkPciReadCfgWord(pAC, PCI_PM_CTL_STS, &PmCtlSts);
1453
1454 if ((PmCtlSts & PCI_PM_STATE_MSK) != PCI_PM_STATE_D3) {
1455 return(1);
1456 }
1457
1458 /* Return to D0 state. */
1459 SkPciWriteCfgWord(pAC, PCI_PM_CTL_STS, PCI_PM_STATE_D0);
1460
1461 /* Check for D0 state. */
1462 SkPciReadCfgWord(pAC, PCI_PM_CTL_STS, &PmCtlSts);
1463
1464 if ((PmCtlSts & PCI_PM_STATE_MSK) != PCI_PM_STATE_D0) {
1465 return(1);
1466 }
1467
1468 /* Check PCI Config Registers. */
1469 SkPciReadCfgWord(pAC, PCI_COMMAND, &PciCmd);
1470 SkPciReadCfgByte(pAC, PCI_CACHE_LSZ, &Cls);
1471 SkPciReadCfgDWord(pAC, PCI_BASE_1ST, &Bp1);
1472 SkPciReadCfgDWord(pAC, PCI_BASE_2ND, &Bp2);
1473 SkPciReadCfgByte(pAC, PCI_LAT_TIM, &Lat);
1474
1475 if (PciCmd != 0 || Cls != (SK_U8)0 || Lat != (SK_U8)0 ||
1476 (Bp1 & 0xfffffff0L) != 0 || Bp2 != 1) {
1477 return(1);
1478 }
1479
1480 /* Restore PCI Config Space. */
1481 for (i = 0; i < PCI_CFG_SIZE; i++) {
1482 SkPciWriteCfgDWord(pAC, i*4, ConfigSpace[i]);
1483 }
1484
1485 return(0);
1486} /* SkGePciReset */
1487
1488#endif /* SK_PCI_RESET */
1489 1384
1490/****************************************************************************** 1385/******************************************************************************
1491 * 1386 *
@@ -1524,10 +1419,6 @@ SK_IOC IoC) /* IO context */
1524 /* save CLK_RUN bits (YUKON-Lite) */ 1419 /* save CLK_RUN bits (YUKON-Lite) */
1525 SK_IN16(IoC, B0_CTST, &CtrlStat); 1420 SK_IN16(IoC, B0_CTST, &CtrlStat);
1526 1421
1527#ifdef SK_PCI_RESET
1528 (void)SkGePciReset(pAC, IoC);
1529#endif /* SK_PCI_RESET */
1530
1531 /* do the SW-reset */ 1422 /* do the SW-reset */
1532 SK_OUT8(IoC, B0_CTST, CS_RST_SET); 1423 SK_OUT8(IoC, B0_CTST, CS_RST_SET);
1533 1424
@@ -1991,11 +1882,6 @@ SK_IOC IoC) /* IO context */
1991 int i; 1882 int i;
1992 SK_U16 Word; 1883 SK_U16 Word;
1993 1884
1994#ifdef SK_PHY_LP_MODE
1995 SK_U8 Byte;
1996 SK_U16 PmCtlSts;
1997#endif /* SK_PHY_LP_MODE */
1998
1999#if (!defined(SK_SLIM) && !defined(VCPU)) 1885#if (!defined(SK_SLIM) && !defined(VCPU))
2000 /* ensure I2C is ready */ 1886 /* ensure I2C is ready */
2001 SkI2cWaitIrq(pAC, IoC); 1887 SkI2cWaitIrq(pAC, IoC);
@@ -2010,38 +1896,6 @@ SK_IOC IoC) /* IO context */
2010 } 1896 }
2011 } 1897 }
2012 1898
2013#ifdef SK_PHY_LP_MODE
2014 /*
2015 * for power saving purposes within mobile environments
2016 * we set the PHY to coma mode and switch to D3 power state.
2017 */
2018 if (pAC->GIni.GIYukonLite &&
2019 pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) {
2020
2021 /* for all ports switch PHY to coma mode */
2022 for (i = 0; i < pAC->GIni.GIMacsFound; i++) {
2023
2024 SkGmEnterLowPowerMode(pAC, IoC, i, PHY_PM_DEEP_SLEEP);
2025 }
2026
2027 if (pAC->GIni.GIVauxAvail) {
2028 /* switch power to VAUX */
2029 Byte = PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_ON | PC_VCC_OFF;
2030
2031 SK_OUT8(IoC, B0_POWER_CTRL, Byte);
2032 }
2033
2034 /* switch to D3 state */
2035 SK_IN16(IoC, PCI_C(PCI_PM_CTL_STS), &PmCtlSts);
2036
2037 PmCtlSts |= PCI_PM_STATE_D3;
2038
2039 SK_OUT8(IoC, B2_TST_CTRL1, TST_CFG_WRITE_ON);
2040
2041 SK_OUT16(IoC, PCI_C(PCI_PM_CTL_STS), PmCtlSts);
2042 }
2043#endif /* SK_PHY_LP_MODE */
2044
2045 /* Reset all bits in the PCI STATUS register */ 1899 /* Reset all bits in the PCI STATUS register */
2046 /* 1900 /*
2047 * Note: PCI Cfg cycles cannot be used, because they are not 1901 * Note: PCI Cfg cycles cannot be used, because they are not