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path: root/drivers/message/fusion/mptscsih.c
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Diffstat (limited to 'drivers/message/fusion/mptscsih.c')
-rw-r--r--drivers/message/fusion/mptscsih.c102
1 files changed, 19 insertions, 83 deletions
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index e62c6bc4ad3..8c08c73f194 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -113,69 +113,6 @@ int mptscsih_resume(struct pci_dev *pdev);
#define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_add_sge - Place a simple SGE at address pAddr.
- * @pAddr: virtual address for SGE
- * @flagslength: SGE flags and data transfer length
- * @dma_addr: Physical address
- *
- * This routine places a MPT request frame back on the MPT adapter's
- * FreeQ.
- */
-static inline void
-mptscsih_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr)
-{
- if (sizeof(dma_addr_t) == sizeof(u64)) {
- SGESimple64_t *pSge = (SGESimple64_t *) pAddr;
- u32 tmp = dma_addr & 0xFFFFFFFF;
-
- pSge->FlagsLength = cpu_to_le32(flagslength);
- pSge->Address.Low = cpu_to_le32(tmp);
- tmp = (u32) ((u64)dma_addr >> 32);
- pSge->Address.High = cpu_to_le32(tmp);
-
- } else {
- SGESimple32_t *pSge = (SGESimple32_t *) pAddr;
- pSge->FlagsLength = cpu_to_le32(flagslength);
- pSge->Address = cpu_to_le32(dma_addr);
- }
-} /* mptscsih_add_sge() */
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_add_chain - Place a chain SGE at address pAddr.
- * @pAddr: virtual address for SGE
- * @next: nextChainOffset value (u32's)
- * @length: length of next SGL segment
- * @dma_addr: Physical address
- *
- * This routine places a MPT request frame back on the MPT adapter's
- * FreeQ.
- */
-static inline void
-mptscsih_add_chain(char *pAddr, u8 next, u16 length, dma_addr_t dma_addr)
-{
- if (sizeof(dma_addr_t) == sizeof(u64)) {
- SGEChain64_t *pChain = (SGEChain64_t *) pAddr;
- u32 tmp = dma_addr & 0xFFFFFFFF;
-
- pChain->Length = cpu_to_le16(length);
- pChain->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | mpt_addr_size();
-
- pChain->NextChainOffset = next;
-
- pChain->Address.Low = cpu_to_le32(tmp);
- tmp = (u32) ((u64)dma_addr >> 32);
- pChain->Address.High = cpu_to_le32(tmp);
- } else {
- SGEChain32_t *pChain = (SGEChain32_t *) pAddr;
- pChain->Length = cpu_to_le16(length);
- pChain->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | mpt_addr_size();
- pChain->NextChainOffset = next;
- pChain->Address = cpu_to_le32(dma_addr);
- }
-} /* mptscsih_add_chain() */
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
@@ -281,10 +218,10 @@ mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt,
*/
nextSGEset:
- numSgeSlots = ((frm_sz - sgeOffset) / (sizeof(u32) + sizeof(dma_addr_t)) );
+ numSgeSlots = ((frm_sz - sgeOffset) / ioc->SGE_size);
numSgeThisFrame = (sges_left < numSgeSlots) ? sges_left : numSgeSlots;
- sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | MPT_SGE_FLAGS_ADDRESSING | sgdir;
+ sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | sgdir;
/* Get first (num - 1) SG elements
* Skip any SG entries with a length of 0
@@ -299,11 +236,11 @@ nextSGEset:
}
v2 = sg_dma_address(sg);
- mptscsih_add_sge(psge, sgflags | thisxfer, v2);
+ ioc->add_sge(psge, sgflags | thisxfer, v2);
sg = sg_next(sg); /* Get next SG element from the OS */
- psge += (sizeof(u32) + sizeof(dma_addr_t));
- sgeOffset += (sizeof(u32) + sizeof(dma_addr_t));
+ psge += ioc->SGE_size;
+ sgeOffset += ioc->SGE_size;
sg_done++;
}
@@ -320,12 +257,8 @@ nextSGEset:
thisxfer = sg_dma_len(sg);
v2 = sg_dma_address(sg);
- mptscsih_add_sge(psge, sgflags | thisxfer, v2);
- /*
- sg = sg_next(sg);
- psge += (sizeof(u32) + sizeof(dma_addr_t));
- */
- sgeOffset += (sizeof(u32) + sizeof(dma_addr_t));
+ ioc->add_sge(psge, sgflags | thisxfer, v2);
+ sgeOffset += ioc->SGE_size;
sg_done++;
if (chainSge) {
@@ -334,7 +267,8 @@ nextSGEset:
* Update the chain element
* Offset and Length fields.
*/
- mptscsih_add_chain((char *)chainSge, 0, sgeOffset, ioc->ChainBufferDMA + chain_dma_off);
+ ioc->add_chain((char *)chainSge, 0, sgeOffset,
+ ioc->ChainBufferDMA + chain_dma_off);
} else {
/* The current buffer is the original MF
* and there is no Chain buffer.
@@ -367,7 +301,7 @@ nextSGEset:
* set properly).
*/
if (sg_done) {
- u32 *ptmp = (u32 *) (psge - (sizeof(u32) + sizeof(dma_addr_t)));
+ u32 *ptmp = (u32 *) (psge - ioc->SGE_size);
sgflags = le32_to_cpu(*ptmp);
sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT;
*ptmp = cpu_to_le32(sgflags);
@@ -381,8 +315,9 @@ nextSGEset:
* Old chain element is now complete.
*/
u8 nextChain = (u8) (sgeOffset >> 2);
- sgeOffset += (sizeof(u32) + sizeof(dma_addr_t));
- mptscsih_add_chain((char *)chainSge, nextChain, sgeOffset, ioc->ChainBufferDMA + chain_dma_off);
+ sgeOffset += ioc->SGE_size;
+ ioc->add_chain((char *)chainSge, nextChain, sgeOffset,
+ ioc->ChainBufferDMA + chain_dma_off);
} else {
/* The original MF buffer requires a chain buffer -
* set the offset.
@@ -1422,7 +1357,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
pScsiReq->CDBLength = SCpnt->cmd_len;
pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
pScsiReq->Reserved = 0;
- pScsiReq->MsgFlags = mpt_msg_flags();
+ pScsiReq->MsgFlags = mpt_msg_flags(ioc);
int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN);
pScsiReq->Control = cpu_to_le32(scsictl);
@@ -1448,7 +1383,8 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
*/
if (datalen == 0) {
/* Add a NULL SGE */
- mptscsih_add_sge((char *)&pScsiReq->SGL, MPT_SGE_FLAGS_SSIMPLE_READ | 0,
+ ioc->add_sge((char *)&pScsiReq->SGL,
+ MPT_SGE_FLAGS_SSIMPLE_READ | 0,
(dma_addr_t) -1);
} else {
/* Add a 32 or 64 bit SGE */
@@ -3172,7 +3108,7 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io)
pScsiReq->Reserved = 0;
- pScsiReq->MsgFlags = mpt_msg_flags();
+ pScsiReq->MsgFlags = mpt_msg_flags(ioc);
/* MsgContext set in mpt_get_msg_fram call */
int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN);
@@ -3199,11 +3135,11 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io)
ioc->name, cmd, io->channel, io->id, io->lun));
if (dir == MPI_SCSIIO_CONTROL_READ) {
- mpt_add_sge((char *) &pScsiReq->SGL,
+ ioc->add_sge((char *) &pScsiReq->SGL,
MPT_SGE_FLAGS_SSIMPLE_READ | io->size,
io->data_dma);
} else {
- mpt_add_sge((char *) &pScsiReq->SGL,
+ ioc->add_sge((char *) &pScsiReq->SGL,
MPT_SGE_FLAGS_SSIMPLE_WRITE | io->size,
io->data_dma);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-08 00:29:30 +0000