diff mbox series

[3/3] hw/nvme: Expand VI/VQ resource to uint32

Message ID 20240214222337.5699-4-minwoo.im.dev@gmail.com
State New
Headers show
Series hw/nvme: FDP and SR-IOV enhancements | expand

Commit Message

Minwoo Im Feb. 14, 2024, 10:23 p.m. UTC 
From: Minwoo Im <minwoo.im@samsung.com>

VI and VQ resources cover queue resources in each VFs in SR-IOV.
Current maximum I/O queue pair size is 0xffff, we can expand them to
cover the full number of I/O queue pairs.

This patch also fixed Identify Secondary Controller List overflow due to
expand of number of secondary controllers.

Signed-off-by: Minwoo Im <minwoo.im@samsung.com>
Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
---
 hw/nvme/ctrl.c | 10 +++++-----
 hw/nvme/nvme.h |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 8198fd2d8e46..6f3fd96f7572 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -5486,7 +5486,7 @@  static uint16_t nvme_identify_sec_ctrl_list(NvmeCtrl *n, NvmeRequest *req)
 
     for (i = 0; i < num_sec_ctrl; i++) {
         if (n->sec_ctrl_list.sec[i].scid >= min_id) {
-            list.numcntl = num_sec_ctrl - i;
+            list.numcntl = (num_sec_ctrl - i > 127) ? 127 : num_sec_ctrl - i;
             memcpy(&list.sec, n->sec_ctrl_list.sec + i,
                    list.numcntl * sizeof(NvmeSecCtrlEntry));
             break;
@@ -8430,10 +8430,10 @@  static Property nvme_props[] = {
                        params.sriov_vq_flexible, 0),
     DEFINE_PROP_UINT16("sriov_vi_flexible", NvmeCtrl,
                        params.sriov_vi_flexible, 0),
-    DEFINE_PROP_UINT8("sriov_max_vi_per_vf", NvmeCtrl,
-                      params.sriov_max_vi_per_vf, 0),
-    DEFINE_PROP_UINT8("sriov_max_vq_per_vf", NvmeCtrl,
-                      params.sriov_max_vq_per_vf, 0),
+    DEFINE_PROP_UINT32("sriov_max_vi_per_vf", NvmeCtrl,
+                       params.sriov_max_vi_per_vf, 0),
+    DEFINE_PROP_UINT32("sriov_max_vq_per_vf", NvmeCtrl,
+                       params.sriov_max_vq_per_vf, 0),
     DEFINE_PROP_END_OF_LIST(),
 };
 
diff --git a/hw/nvme/nvme.h b/hw/nvme/nvme.h
index db2cda098ebd..d0f4c6c9b7af 100644
--- a/hw/nvme/nvme.h
+++ b/hw/nvme/nvme.h
@@ -520,8 +520,8 @@  typedef struct NvmeParams {
     uint16_t  sriov_max_vfs;
     uint16_t sriov_vq_flexible;
     uint16_t sriov_vi_flexible;
-    uint8_t  sriov_max_vq_per_vf;
-    uint8_t  sriov_max_vi_per_vf;
+    uint32_t  sriov_max_vq_per_vf;
+    uint32_t  sriov_max_vi_per_vf;
 } NvmeParams;
 
 typedef struct NvmeCtrl {