pci: Let ld*_pci_dma() take MemTxAttrs argument

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>

3 files changed, 18 insertions, 11 deletions

diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c
index b5e8b14..98b1370 100644
--- a/hw/scsi/megasas.c
+++ b/hw/scsi/megasas.c
@@ -202,7 +202,9 @@ 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));
+    return ldq_le_pci_dma(pci,
+                          frame + offsetof(struct mfi_frame_header, context),
+                          MEMTXATTRS_UNSPECIFIED);
 }
 
 static bool megasas_frame_is_ieee_sgl(MegasasCmd *cmd)
@@ -534,7 +536,8 @@ 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);
+        s->reply_queue_tail = ldl_le_pci_dma(pcid, s->consumer_pa,
+                                             MEMTXATTRS_UNSPECIFIED);
     }
     trace_megasas_qf_enqueue(cmd->index, cmd->count, cmd->context,
                              s->reply_queue_head, s->reply_queue_tail, s->busy);
@@ -565,14 +568,14 @@ 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);
+        s->reply_queue_tail = ldl_le_pci_dma(pci_dev, s->consumer_pa, 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);
+        s->reply_queue_tail = ldl_le_pci_dma(pci_dev, s->consumer_pa, 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,
@@ -637,6 +640,7 @@ static void megasas_abort_command(MegasasCmd *cmd)
 
 static int megasas_init_firmware(MegasasState *s, MegasasCmd *cmd)
 {
+    const MemTxAttrs attrs = MEMTXATTRS_UNSPECIFIED;
     PCIDevice *pcid = PCI_DEVICE(s);
     uint32_t pa_hi, pa_lo;
     hwaddr iq_pa, initq_size = sizeof(struct mfi_init_qinfo);
@@ -675,9 +679,9 @@ 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);
+    s->reply_queue_head = ldl_le_pci_dma(pcid, s->producer_pa, attrs);
     s->reply_queue_head %= MEGASAS_MAX_FRAMES;
-    s->reply_queue_tail = ldl_le_pci_dma(pcid, s->consumer_pa);
+    s->reply_queue_tail = ldl_le_pci_dma(pcid, s->consumer_pa, 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 f6c7765..ac9f4df 100644
--- a/hw/scsi/mptsas.c
+++ b/hw/scsi/mptsas.c
@@ -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;
diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c
index 59c3e8b..33e16f9 100644
--- a/hw/scsi/vmw_pvscsi.c
+++ b/hw/scsi/vmw_pvscsi.c
@@ -52,7 +52,8 @@
 
 #define RS_GET_FIELD(m, field) \
     (ldl_le_pci_dma(&container_of(m, PVSCSIState, rings)->parent_obj, \
-                 (m)->rs_pa + offsetof(struct PVSCSIRingsState, field)))
+                 (m)->rs_pa + offsetof(struct PVSCSIRingsState, field), \
+                 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, \