[Qemu,RESEND,3/9] include/hw/cxl/cxl_device: Rename mem_size as static_mem_size for type3 memory devices

Commit Message

Fan Ni July 24, 2023, 4:23 p.m. UTC

From: Fan Ni <[e-mail]>

Rename mem_size as static_mem_size for type3 memdev to cover static RAM and
pmem capacity, preparing for the introduction of dynamic capacity to support
dynamic capacity devices.

Signed-off-by: Fan Ni <[e-mail]>
---
 hw/cxl/cxl-mailbox-utils.c  | 5 +++--
 hw/mem/cxl_type3.c          | 8 ++++----
 include/hw/cxl/cxl_device.h | 2 +-
 3 files changed, 8 insertions(+), 7 deletions(-)

Patch

diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c
index 41e43ec231..59d57ae245 100644
--- a/hw/cxl/cxl-mailbox-utils.c
+++ b/hw/cxl/cxl-mailbox-utils.c
@@ -540,7 +540,8 @@  static CXLRetCode cmd_identify_memory_device(struct cxl_cmd *cmd,
 
     snprintf(id->fw_revision, 0x10, "BWFW VERSION %02d", 0);
 
-    stq_le_p(&id->total_capacity, cxl_dstate->mem_size / CXL_CAPACITY_MULTIPLIER);
+    stq_le_p(&id->total_capacity,
+            cxl_dstate->static_mem_size / CXL_CAPACITY_MULTIPLIER);
     stq_le_p(&id->persistent_capacity, cxl_dstate->pmem_size / CXL_CAPACITY_MULTIPLIER);
     stq_le_p(&id->volatile_capacity, cxl_dstate->vmem_size / CXL_CAPACITY_MULTIPLIER);
     stl_le_p(&id->lsa_size, cvc->get_lsa_size(ct3d));
@@ -879,7 +880,7 @@  static CXLRetCode cmd_media_clear_poison(struct cxl_cmd *cmd,
     struct clear_poison_pl *in = (void *)cmd->payload;
 
     dpa = ldq_le_p(&in->dpa);
-    if (dpa + CXL_CACHE_LINE_SIZE > cxl_dstate->mem_size) {
+    if (dpa + CXL_CACHE_LINE_SIZE > cxl_dstate->static_mem_size) {
         return CXL_MBOX_INVALID_PA;
     }
 
diff --git a/hw/mem/cxl_type3.c b/hw/mem/cxl_type3.c
index 862107c5ef..237b544b9c 100644
--- a/hw/mem/cxl_type3.c
+++ b/hw/mem/cxl_type3.c
@@ -748,7 +748,7 @@  static bool cxl_setup_memory(CXLType3Dev *ct3d, Error **errp)
         }
         address_space_init(&ct3d->hostvmem_as, vmr, v_name);
         ct3d->cxl_dstate.vmem_size = memory_region_size(vmr);
-        ct3d->cxl_dstate.mem_size += memory_region_size(vmr);
+        ct3d->cxl_dstate.static_mem_size += memory_region_size(vmr);
         g_free(v_name);
     }
 
@@ -771,7 +771,7 @@  static bool cxl_setup_memory(CXLType3Dev *ct3d, Error **errp)
         }
         address_space_init(&ct3d->hostpmem_as, pmr, p_name);
         ct3d->cxl_dstate.pmem_size = memory_region_size(pmr);
-        ct3d->cxl_dstate.mem_size += memory_region_size(pmr);
+        ct3d->cxl_dstate.static_mem_size += memory_region_size(pmr);
         g_free(p_name);
     }
 
@@ -984,7 +984,7 @@  static int cxl_type3_hpa_to_as_and_dpa(CXLType3Dev *ct3d,
         return -EINVAL;
     }
 
-    if (*dpa_offset > ct3d->cxl_dstate.mem_size) {
+    if (*dpa_offset > ct3d->cxl_dstate.static_mem_size) {
         return -EINVAL;
     }
 
@@ -1142,7 +1142,7 @@  static bool set_cacheline(CXLType3Dev *ct3d, uint64_t dpa_offset, uint8_t *data)
         return false;
     }
 
-    if (dpa_offset + CXL_CACHE_LINE_SIZE > ct3d->cxl_dstate.mem_size) {
+    if (dpa_offset + CXL_CACHE_LINE_SIZE > ct3d->cxl_dstate.static_mem_size) {
         return false;
     }
 
diff --git a/include/hw/cxl/cxl_device.h b/include/hw/cxl/cxl_device.h
index bf564f4a0b..a32ee6d6ba 100644
--- a/include/hw/cxl/cxl_device.h
+++ b/include/hw/cxl/cxl_device.h
@@ -209,7 +209,7 @@  typedef struct cxl_device_state {
     } timestamp;
 
     /* memory region size, HDM */
-    uint64_t mem_size;
+    uint64_t static_mem_size;
     uint64_t pmem_size;
     uint64_t vmem_size;