diff mbox series

[for-7.0,3/4] hw/nvme: add ozcs enum

Message ID 20211125073735.248403-4-its@irrelevant.dk
State New
Headers show
Series hw/nvme: zoned random write area | expand

Commit Message

Klaus Jensen Nov. 25, 2021, 7:37 a.m. UTC 
From: Klaus Jensen <k.jensen@samsung.com>

Add enumeration for OZCS values.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
---
 hw/nvme/ns.c         | 3 ++-
 include/block/nvme.h | 4 ++++
 2 files changed, 6 insertions(+), 1 deletion(-)

Comments

Keith Busch Jan. 26, 2022, 5:06 p.m. UTC | #1 
On Thu, Nov 25, 2021 at 08:37:34AM +0100, Klaus Jensen wrote:
> From: Klaus Jensen <k.jensen@samsung.com>
> 
> Add enumeration for OZCS values.

Looks good. 

Reviewed-by: Keith Busch <kbusch@kernel.org>
diff mbox series

Patch

diff --git a/hw/nvme/ns.c b/hw/nvme/ns.c
index 8b5f98c76180..356b6c1c2f14 100644
--- a/hw/nvme/ns.c
+++ b/hw/nvme/ns.c
@@ -266,7 +266,8 @@  static void nvme_ns_init_zoned(NvmeNamespace *ns)
     id_ns_z->mar = cpu_to_le32(ns->params.max_active_zones - 1);
     id_ns_z->mor = cpu_to_le32(ns->params.max_open_zones - 1);
     id_ns_z->zoc = 0;
-    id_ns_z->ozcs = ns->params.cross_zone_read ? 0x01 : 0x00;
+    id_ns_z->ozcs = ns->params.cross_zone_read ?
+        NVME_ID_NS_ZONED_OZCS_RAZB : 0x00;
 
     for (i = 0; i <= ns->id_ns.nlbaf; i++) {
         id_ns_z->lbafe[i].zsze = cpu_to_le64(ns->zone_size);
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 2b8b906466ab..d33ff2c184cf 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -1351,6 +1351,10 @@  typedef struct QEMU_PACKED NvmeIdNsZoned {
     uint8_t     vs[256];
 } NvmeIdNsZoned;
 
+enum NvmeIdNsZonedOzcs {
+    NVME_ID_NS_ZONED_OZCS_RAZB    = 1 << 0,
+};
+
 /*Deallocate Logical Block Features*/
 #define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat)       ((dlfeat) & 0x10)
 #define NVME_ID_NS_DLFEAT_WRITE_ZEROES(dlfeat)    ((dlfeat) & 0x08)