[PATCH net-next v2 6/7] Driver: Vmxnet3: Introduce command to register memory region

[Shrikrishna Khare]

Signed-off-by: Guolin Yang <gy...@vmware.com>
Signed-off-by: Shrikrishna Khare <skh...@vmware.com>
---
 drivers/net/vmxnet3/vmxnet3_defs.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h 
b/drivers/net/vmxnet3/vmxnet3_defs.h
index 274e145..c3a3164 100644
--- a/drivers/net/vmxnet3/vmxnet3_defs.h
+++ b/drivers/net/vmxnet3/vmxnet3_defs.h
@@ -81,6 +81,7 @@ enum {
        VMXNET3_CMD_RESERVED2,
        VMXNET3_CMD_RESERVED3,
        VMXNET3_CMD_SET_COALESCE,
+       VMXNET3_CMD_REGISTER_MEMREGS,
 
        VMXNET3_CMD_FIRST_GET = 0xF00D0000,
        VMXNET3_CMD_GET_QUEUE_STATUS = VMXNET3_CMD_FIRST_GET,
@@ -668,6 +669,22 @@ struct Vmxnet3_CoalesceScheme {
        } coalPara;
 };
 
+struct Vmxnet3_MemoryRegion {
+       __le64                                  startPA;
+       __le32                                  length;
+       __le16                                  txQueueBits;
+       __le16                                  rxQueueBits;
+};
+
+#define MAX_MEMORY_REGION_PER_QUEUE 16
+#define MAX_MEMORY_REGION_PER_DEVICE 256
+
+struct Vmxnet3_MemRegs {
+       __le16                                  numRegs;
+       __le16                                  pad[3];
+       struct Vmxnet3_MemoryRegion             memRegs[1];
+};
+
 /* If the command data <= 16 bytes, use the shared memory directly.
  * otherwise, use variable length configuration descriptor.
  */
-- 
2.8.2