[PATCH net-next v4 6/7] vmxnet3: introduce command to register memory region
From: Shrikrishna Khare <hidden>
Date: 2016-06-14 18:53:34
Also in:
lkml
Subsystem:
networking drivers, the rest, vmware vmxnet3 ethernet driver · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Ronak Doshi
Signed-off-by: Guolin Yang <redacted> Signed-off-by: Shrikrishna Khare <redacted> --- 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