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pci: Let ld*_pci_dma() take MemTxAttrs argument

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Let devices specify transaction attributes when calling ld*_pci_dma().

Keep the default MEMTXATTRS_UNSPECIFIED in the few callers.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211223115554.3155328-22-philmd@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2021-12-17 23:45:06 +01:00
parent a423a1b523
commit 398f9a84ac
8 changed files with 46 additions and 29 deletions
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10
hw/scsi/mptsas.c
View file

@ -172,14 +172,15 @@ static const int mpi_request_sizes[] = {
static dma_addr_t mptsas_ld_sg_base(MPTSASState *s, uint32_t flags_and_length,
dma_addr_t *sgaddr)
{
const MemTxAttrs attrs = MEMTXATTRS_UNSPECIFIED;
PCIDevice *pci = (PCIDevice *) s;
dma_addr_t addr;
if (flags_and_length & MPI_SGE_FLAGS_64_BIT_ADDRESSING) {
addr = ldq_le_pci_dma(pci, *sgaddr + 4);
addr = ldq_le_pci_dma(pci, *sgaddr + 4, attrs);
*sgaddr += 12;
} else {
addr = ldl_le_pci_dma(pci, *sgaddr + 4);
addr = ldl_le_pci_dma(pci, *sgaddr + 4, attrs);
*sgaddr += 8;
}
return addr;
@ -203,7 +204,7 @@ static int mptsas_build_sgl(MPTSASState *s, MPTSASRequest *req, hwaddr addr)
dma_addr_t addr, len;
uint32_t flags_and_length;
flags_and_length = ldl_le_pci_dma(pci, sgaddr);
flags_and_length = ldl_le_pci_dma(pci, sgaddr, MEMTXATTRS_UNSPECIFIED);
len = flags_and_length & MPI_SGE_LENGTH_MASK;
if ((flags_and_length & MPI_SGE_FLAGS_ELEMENT_TYPE_MASK)
!= MPI_SGE_FLAGS_SIMPLE_ELEMENT ||
@ -234,7 +235,8 @@ static int mptsas_build_sgl(MPTSASState *s, MPTSASRequest *req, hwaddr addr)
break;
}
flags_and_length = ldl_le_pci_dma(pci, next_chain_addr);
flags_and_length = ldl_le_pci_dma(pci, next_chain_addr,
MEMTXATTRS_UNSPECIFIED);
if ((flags_and_length & MPI_SGE_FLAGS_ELEMENT_TYPE_MASK)
!= MPI_SGE_FLAGS_CHAIN_ELEMENT) {
return MPI_IOCSTATUS_INVALID_SGL;