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author | Philippe Mathieu-Daudé <philmd@redhat.com> | 2021-12-17 23:49:30 +0100 |
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committer | Philippe Mathieu-Daudé <philmd@redhat.com> | 2021-12-31 01:05:27 +0100 |
commit | 4a63054bce23982b99f4d3c65528e47e614086b2 (patch) | |
tree | a005491be410d7391e15f766680fb28d7acc4188 /hw/scsi | |
parent | 6bebb270731758fae3114b7d24c2b12b7c325cc5 (diff) | |
download | qemu-4a63054bce23982b99f4d3c65528e47e614086b2.zip qemu-4a63054bce23982b99f4d3c65528e47e614086b2.tar.gz qemu-4a63054bce23982b99f4d3c65528e47e614086b2.tar.bz2 |
pci: Let ld*_pci_dma() propagate MemTxResult
ld*_dma() returns a MemTxResult type. Do not discard
it, return it to the caller.
Update the few callers.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211223115554.3155328-24-philmd@redhat.com>
Diffstat (limited to 'hw/scsi')
-rw-r--r-- | hw/scsi/megasas.c | 21 | ||||
-rw-r--r-- | hw/scsi/mptsas.c | 16 | ||||
-rw-r--r-- | hw/scsi/vmw_pvscsi.c | 16 |
3 files changed, 33 insertions, 20 deletions
diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c index 98b1370..dc9bbdb 100644 --- a/hw/scsi/megasas.c +++ b/hw/scsi/megasas.c @@ -202,9 +202,12 @@ static uint64_t megasas_frame_get_context(MegasasState *s, unsigned long frame) { PCIDevice *pci = &s->parent_obj; - return ldq_le_pci_dma(pci, - frame + offsetof(struct mfi_frame_header, context), - MEMTXATTRS_UNSPECIFIED); + uint64_t val; + + ldq_le_pci_dma(pci, frame + offsetof(struct mfi_frame_header, context), + &val, MEMTXATTRS_UNSPECIFIED); + + return val; } static bool megasas_frame_is_ieee_sgl(MegasasCmd *cmd) @@ -536,8 +539,8 @@ static MegasasCmd *megasas_enqueue_frame(MegasasState *s, s->busy++; if (s->consumer_pa) { - s->reply_queue_tail = ldl_le_pci_dma(pcid, s->consumer_pa, - MEMTXATTRS_UNSPECIFIED); + ldl_le_pci_dma(pcid, s->consumer_pa, &s->reply_queue_tail, + MEMTXATTRS_UNSPECIFIED); } trace_megasas_qf_enqueue(cmd->index, cmd->count, cmd->context, s->reply_queue_head, s->reply_queue_tail, s->busy); @@ -568,14 +571,14 @@ static void megasas_complete_frame(MegasasState *s, uint64_t context) stl_le_pci_dma(pci_dev, s->reply_queue_pa + queue_offset, context, attrs); } - s->reply_queue_tail = ldl_le_pci_dma(pci_dev, s->consumer_pa, attrs); + ldl_le_pci_dma(pci_dev, s->consumer_pa, &s->reply_queue_tail, attrs); trace_megasas_qf_complete(context, s->reply_queue_head, s->reply_queue_tail, s->busy); } if (megasas_intr_enabled(s)) { /* Update reply queue pointer */ - s->reply_queue_tail = ldl_le_pci_dma(pci_dev, s->consumer_pa, attrs); + ldl_le_pci_dma(pci_dev, s->consumer_pa, &s->reply_queue_tail, attrs); tail = s->reply_queue_head; s->reply_queue_head = megasas_next_index(s, tail, s->fw_cmds); trace_megasas_qf_update(s->reply_queue_head, s->reply_queue_tail, @@ -679,9 +682,9 @@ static int megasas_init_firmware(MegasasState *s, MegasasCmd *cmd) pa_lo = le32_to_cpu(initq->pi_addr_lo); pa_hi = le32_to_cpu(initq->pi_addr_hi); s->producer_pa = ((uint64_t) pa_hi << 32) | pa_lo; - s->reply_queue_head = ldl_le_pci_dma(pcid, s->producer_pa, attrs); + ldl_le_pci_dma(pcid, s->producer_pa, &s->reply_queue_head, attrs); s->reply_queue_head %= MEGASAS_MAX_FRAMES; - s->reply_queue_tail = ldl_le_pci_dma(pcid, s->consumer_pa, attrs); + ldl_le_pci_dma(pcid, s->consumer_pa, &s->reply_queue_tail, attrs); s->reply_queue_tail %= MEGASAS_MAX_FRAMES; flags = le32_to_cpu(initq->flags); if (flags & MFI_QUEUE_FLAG_CONTEXT64) { diff --git a/hw/scsi/mptsas.c b/hw/scsi/mptsas.c index ac9f4df..5181b0c 100644 --- a/hw/scsi/mptsas.c +++ b/hw/scsi/mptsas.c @@ -177,10 +177,16 @@ static dma_addr_t mptsas_ld_sg_base(MPTSASState *s, uint32_t flags_and_length, dma_addr_t addr; if (flags_and_length & MPI_SGE_FLAGS_64_BIT_ADDRESSING) { - addr = ldq_le_pci_dma(pci, *sgaddr + 4, attrs); + uint64_t addr64; + + ldq_le_pci_dma(pci, *sgaddr + 4, &addr64, attrs); + addr = addr64; *sgaddr += 12; } else { - addr = ldl_le_pci_dma(pci, *sgaddr + 4, attrs); + uint32_t addr32; + + ldl_le_pci_dma(pci, *sgaddr + 4, &addr32, attrs); + addr = addr32; *sgaddr += 8; } return addr; @@ -204,7 +210,7 @@ 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, MEMTXATTRS_UNSPECIFIED); + ldl_le_pci_dma(pci, sgaddr, &flags_and_length, 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 || @@ -235,8 +241,8 @@ static int mptsas_build_sgl(MPTSASState *s, MPTSASRequest *req, hwaddr addr) break; } - flags_and_length = ldl_le_pci_dma(pci, next_chain_addr, - MEMTXATTRS_UNSPECIFIED); + ldl_le_pci_dma(pci, next_chain_addr, &flags_and_length, + MEMTXATTRS_UNSPECIFIED); if ((flags_and_length & MPI_SGE_FLAGS_ELEMENT_TYPE_MASK) != MPI_SGE_FLAGS_CHAIN_ELEMENT) { return MPI_IOCSTATUS_INVALID_SGL; diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c index 33e16f9..4d9969f 100644 --- a/hw/scsi/vmw_pvscsi.c +++ b/hw/scsi/vmw_pvscsi.c @@ -50,10 +50,10 @@ #define PVSCSI_MAX_CMD_DATA_WORDS \ (sizeof(PVSCSICmdDescSetupRings)/sizeof(uint32_t)) -#define RS_GET_FIELD(m, field) \ - (ldl_le_pci_dma(&container_of(m, PVSCSIState, rings)->parent_obj, \ +#define RS_GET_FIELD(pval, m, field) \ + ldl_le_pci_dma(&container_of(m, PVSCSIState, rings)->parent_obj, \ (m)->rs_pa + offsetof(struct PVSCSIRingsState, field), \ - MEMTXATTRS_UNSPECIFIED)) + pval, MEMTXATTRS_UNSPECIFIED) #define RS_SET_FIELD(m, field, val) \ (stl_le_pci_dma(&container_of(m, PVSCSIState, rings)->parent_obj, \ (m)->rs_pa + offsetof(struct PVSCSIRingsState, field), val, \ @@ -249,10 +249,11 @@ pvscsi_ring_cleanup(PVSCSIRingInfo *mgr) static hwaddr pvscsi_ring_pop_req_descr(PVSCSIRingInfo *mgr) { - uint32_t ready_ptr = RS_GET_FIELD(mgr, reqProdIdx); + uint32_t ready_ptr; uint32_t ring_size = PVSCSI_MAX_NUM_PAGES_REQ_RING * PVSCSI_MAX_NUM_REQ_ENTRIES_PER_PAGE; + RS_GET_FIELD(&ready_ptr, mgr, reqProdIdx); if (ready_ptr != mgr->consumed_ptr && ready_ptr - mgr->consumed_ptr < ring_size) { uint32_t next_ready_ptr = @@ -323,8 +324,11 @@ pvscsi_ring_flush_cmp(PVSCSIRingInfo *mgr) static bool pvscsi_ring_msg_has_room(PVSCSIRingInfo *mgr) { - uint32_t prodIdx = RS_GET_FIELD(mgr, msgProdIdx); - uint32_t consIdx = RS_GET_FIELD(mgr, msgConsIdx); + uint32_t prodIdx; + uint32_t consIdx; + + RS_GET_FIELD(&prodIdx, mgr, msgProdIdx); + RS_GET_FIELD(&consIdx, mgr, msgConsIdx); return (prodIdx - consIdx) < (mgr->msg_len_mask + 1); } |