sdk-ameba-v4.0b-gcc/component/soc/realtek/8195a/fwlib/rtl8195a/src/rtl8195a_gdma.c
Tautvydas Belgeras 60a7afcc83 initial commit
2018-06-05 16:16:17 +03:00

291 lines
9.5 KiB
C

/*
* Routines to access hardware
*
* Copyright (c) 2013 Realtek Semiconductor Corp.
*
* This module is a confidential and proprietary property of RealTek and
* possession or use of this module requires written permission of RealTek.
*/
#include "rtl8195a.h"
#include "rtl8195a_gdma.h"
#include "hal_gdma.h"
#ifndef CONFIG_CHIP_E_CUT
BOOL
HalGdmaChBlockSetingRtl8195a_Patch(
IN VOID *Data
)
{
PHAL_GDMA_ADAPTER pHalGdmaAdapter = (PHAL_GDMA_ADAPTER) Data;
PGDMA_CH_LLI_ELE pLliEle;
struct GDMA_CH_LLI *pGdmaChLli;
struct BLOCK_SIZE_LIST *pGdmaChBkLi;
u32 MultiBlockCount = pHalGdmaAdapter->MaxMuliBlock;
u32 CtlxLow, CtlxUp, CfgxLow, CfgxUp;
u8 GdmaIndex = pHalGdmaAdapter->GdmaIndex;
u8 ChNum = pHalGdmaAdapter->ChNum;
u32 ChEn = pHalGdmaAdapter->ChEn;
u8 GdmaChIsrBitmap = (ChEn & 0xFF);
u8 PendingIsrIndex;
pLliEle = pHalGdmaAdapter->pLlix->pLliEle;
pGdmaChLli = pHalGdmaAdapter->pLlix->pNextLli;
pGdmaChBkLi = pHalGdmaAdapter->pBlockSizeList;
//4 1) Check chanel is avaliable
if (HAL_GDMAX_READ32(GdmaIndex, REG_GDMA_CH_EN) & ChEn) {
//4 Disable Channel
DBG_GDMA_WARN("Channel had used; Disable Channel!!!!\n");
HalGdmaChDisRtl8195a(Data);
}
//4 2) Check if there are the pending isr; TFR, Block, Src Tran, Dst Tran, Error
for (PendingIsrIndex=0; PendingIsrIndex<5;PendingIsrIndex++) {
u32 PendRaw, PendStstus;
PendRaw = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_RAW_INT_BASE + PendingIsrIndex*8));
PendStstus = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_STATUS_INT_BASE + PendingIsrIndex*8));
if ((PendRaw & GdmaChIsrBitmap) || (PendStstus & GdmaChIsrBitmap)) {
//4 Clear Pending Isr
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CLEAR_INT_BASE + PendingIsrIndex*8),
(PendStstus & (GdmaChIsrBitmap))
);
}
}
//4 Fill in SARx register
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_SAR + ChNum*REG_GDMA_CH_OFF),
(pHalGdmaAdapter->ChSar)
);
//4 Fill in DARx register
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_DAR + ChNum*REG_GDMA_CH_OFF),
(pHalGdmaAdapter->ChDar)
);
//4 3) Process CTLx
CtlxLow = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_CH_CTL + ChNum*REG_GDMA_CH_OFF));
//4 Clear Config low register bits
CtlxLow &= (BIT_INVC_CTLX_LO_INT_EN &
BIT_INVC_CTLX_LO_DST_TR_WIDTH &
BIT_INVC_CTLX_LO_SRC_TR_WIDTH &
BIT_INVC_CTLX_LO_DINC &
BIT_INVC_CTLX_LO_SINC &
BIT_INVC_CTLX_LO_DEST_MSIZE &
BIT_INVC_CTLX_LO_SRC_MSIZE &
BIT_INVC_CTLX_LO_TT_FC &
BIT_INVC_CTLX_LO_LLP_DST_EN &
BIT_INVC_CTLX_LO_LLP_SRC_EN);
CtlxUp = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_CH_CTL + ChNum*REG_GDMA_CH_OFF + 4));
//4 Clear Config upper register bits
CtlxUp &= (BIT_INVC_CTLX_UP_BLOCK_BS &
BIT_INVC_CTLX_UP_DONE);
CtlxLow = BIT_CTLX_LO_INT_EN(pHalGdmaAdapter->GdmaCtl.IntEn) |
BIT_CTLX_LO_DST_TR_WIDTH(pHalGdmaAdapter->GdmaCtl.DstTrWidth) |
BIT_CTLX_LO_SRC_TR_WIDTH(pHalGdmaAdapter->GdmaCtl.SrcTrWidth) |
BIT_CTLX_LO_DINC(pHalGdmaAdapter->GdmaCtl.Dinc) |
BIT_CTLX_LO_SINC(pHalGdmaAdapter->GdmaCtl.Sinc) |
BIT_CTLX_LO_DEST_MSIZE(pHalGdmaAdapter->GdmaCtl.DestMsize) |
BIT_CTLX_LO_SRC_MSIZE(pHalGdmaAdapter->GdmaCtl.SrcMsize) |
BIT_CTLX_LO_TT_FC(pHalGdmaAdapter->GdmaCtl.TtFc) |
BIT_CTLX_LO_LLP_DST_EN(pHalGdmaAdapter->GdmaCtl.LlpDstEn) |
BIT_CTLX_LO_LLP_SRC_EN(pHalGdmaAdapter->GdmaCtl.LlpSrcEn) |
CtlxLow;
CtlxUp = BIT_CTLX_UP_BLOCK_BS(pGdmaChBkLi->BlockSize) |
BIT_CTLX_UP_DONE(pHalGdmaAdapter->GdmaCtl.Done) |
CtlxUp;
//4 Fill in CTLx register
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_CTL + ChNum*REG_GDMA_CH_OFF),
CtlxLow
);
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_CTL + ChNum*REG_GDMA_CH_OFF +4),
CtlxUp
);
//4 4) Program CFGx
CfgxLow = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_CH_CFG + ChNum*REG_GDMA_CH_OFF));
CfgxLow &= (BIT_INVC_CFGX_LO_CH_PRIOR &
BIT_INVC_CFGX_LO_CH_SUSP &
BIT_INVC_CFGX_LO_HS_SEL_DST &
BIT_INVC_CFGX_LO_HS_SEL_SRC &
BIT_INVC_CFGX_LO_LOCK_CH_L &
BIT_INVC_CFGX_LO_LOCK_B_L &
BIT_INVC_CFGX_LO_LOCK_CH &
BIT_INVC_CFGX_LO_LOCK_B &
BIT_INVC_CFGX_LO_RELOAD_SRC &
BIT_INVC_CFGX_LO_RELOAD_DST);
CfgxUp = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_CH_CFG + ChNum*REG_GDMA_CH_OFF + 4));
CfgxUp &= (BIT_INVC_CFGX_UP_FIFO_MODE &
BIT_INVC_CFGX_UP_DS_UPD_EN &
BIT_INVC_CFGX_UP_SS_UPD_EN &
BIT_INVC_CFGX_UP_SRC_PER &
BIT_INVC_CFGX_UP_DEST_PER);
CfgxLow = BIT_CFGX_LO_CH_PRIOR(pHalGdmaAdapter->GdmaCfg.ChPrior) |
BIT_CFGX_LO_CH_SUSP(pHalGdmaAdapter->GdmaCfg.ChSusp) |
BIT_CFGX_LO_HS_SEL_DST(pHalGdmaAdapter->GdmaCfg.HsSelDst) |
BIT_CFGX_LO_HS_SEL_SRC(pHalGdmaAdapter->GdmaCfg.HsSelSrc) |
BIT_CFGX_LO_LOCK_CH_L(pHalGdmaAdapter->GdmaCfg.LockChL) |
BIT_CFGX_LO_LOCK_B_L(pHalGdmaAdapter->GdmaCfg.LockBL) |
BIT_CFGX_LO_LOCK_CH(pHalGdmaAdapter->GdmaCfg.LockCh) |
BIT_CFGX_LO_LOCK_B(pHalGdmaAdapter->GdmaCfg.LockB) |
BIT_CFGX_LO_RELOAD_SRC(pHalGdmaAdapter->GdmaCfg.ReloadSrc) |
BIT_CFGX_LO_RELOAD_DST(pHalGdmaAdapter->GdmaCfg.ReloadDst) |
CfgxLow;
CfgxUp = BIT_CFGX_UP_FIFO_MODE(pHalGdmaAdapter->GdmaCfg.FifoMode) |
BIT_CFGX_UP_DS_UPD_EN(pHalGdmaAdapter->GdmaCfg.DsUpdEn) |
BIT_CFGX_UP_SS_UPD_EN(pHalGdmaAdapter->GdmaCfg.SsUpdEn) |
BIT_CFGX_UP_SRC_PER(pHalGdmaAdapter->GdmaCfg.SrcPer) |
BIT_CFGX_UP_DEST_PER(pHalGdmaAdapter->GdmaCfg.DestPer) |
CfgxUp;
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_CFG + ChNum*REG_GDMA_CH_OFF),
CfgxLow
);
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_CFG + ChNum*REG_GDMA_CH_OFF +4),
CfgxUp
);
//4 Check 4 Bytes Alignment
if ((u32)(pLliEle) & 0x3) {
DBG_GDMA_WARN("LLi Addr: 0x%x not 4 bytes alignment!!!!\n",
pHalGdmaAdapter->pLli);
return _FALSE;
}
HAL_GDMAX_WRITE32(GdmaIndex,
(REG_GDMA_CH_LLP + ChNum*REG_GDMA_CH_OFF),
pLliEle
);
//4 Update the first llp0
pLliEle->CtlxLow = CtlxLow;
pLliEle->CtlxUp = CtlxUp;
pLliEle->Llpx = (u32)pGdmaChLli->pLliEle;
DBG_GDMA_INFO("Block Count %d\n", MultiBlockCount);
pGdmaChBkLi = pGdmaChBkLi->pNextBlockSiz;
while (MultiBlockCount > 1) {
MultiBlockCount--;
DBG_GDMA_INFO("Block Count %d\n", MultiBlockCount);
pLliEle = pGdmaChLli->pLliEle;
if (NULL == pLliEle) {
DBG_GDMA_ERR("pLliEle Null Point!!!!!\n");
return _FALSE;
}
//4 Clear the last element llp enable bit
if (1 == MultiBlockCount) {
if (((pHalGdmaAdapter->Rsvd4to7) & 0x01) == 1){
CtlxLow &= (BIT_INVC_CTLX_LO_LLP_DST_EN &
BIT_INVC_CTLX_LO_LLP_SRC_EN);
}
}
//4 Update block size for transfer
CtlxUp &= (BIT_INVC_CTLX_UP_BLOCK_BS);
CtlxUp |= BIT_CTLX_UP_BLOCK_BS(pGdmaChBkLi->BlockSize);
//4 Update tje Lli and Block size list point to next llp
pGdmaChLli = pGdmaChLli->pNextLli;
pGdmaChBkLi = pGdmaChBkLi->pNextBlockSiz;
//4 Updatethe Llpx context
pLliEle->CtlxLow = CtlxLow;
pLliEle->CtlxUp = CtlxUp;
pLliEle->Llpx = (u32)(pGdmaChLli->pLliEle);
}
return _TRUE;
}
u32
HalGdmaQueryDArRtl8195a(
IN VOID *Data
)
{
PHAL_GDMA_ADAPTER pHalGdmaAdapter = (PHAL_GDMA_ADAPTER) Data;
u8 GdmaIndex = pHalGdmaAdapter->GdmaIndex;
u8 ChNum = pHalGdmaAdapter->ChNum;
u32 dar;
dar = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_CH_DAR + ChNum*REG_GDMA_CH_OFF));
return dar;
}
u32
HalGdmaQuerySArRtl8195a(
IN VOID *Data
)
{
PHAL_GDMA_ADAPTER pHalGdmaAdapter = (PHAL_GDMA_ADAPTER) Data;
u8 GdmaIndex = pHalGdmaAdapter->GdmaIndex;
u8 ChNum = pHalGdmaAdapter->ChNum;
u32 dar;
dar = HAL_GDMAX_READ32(GdmaIndex,
(REG_GDMA_CH_SAR + ChNum*REG_GDMA_CH_OFF));
return dar;
}
BOOL
HalGdmaQueryChEnRtl8195a (
IN VOID *Data
)
{
PHAL_GDMA_ADAPTER pHalGdmaAdapter = Data;
if (HAL_GDMAX_READ32(pHalGdmaAdapter->GdmaIndex, REG_GDMA_CH_EN) & (pHalGdmaAdapter->ChEn)) {
return 1;
} else {
return 0;
}
}
#endif