From d0c0697b9ef2045375e08aadb81f94b8d63ecf25 Mon Sep 17 00:00:00 2001 From: Naveen Nagar Date: Wed, 6 Oct 2021 08:50:49 +0200 Subject: hw/nvme: add host behavior support feature Add support for getting and setting the Host Behavior Support feature. Reviewed-by: Keith Busch Signed-off-by: Naveen Nagar Signed-off-by: Klaus Jensen --- hw/nvme/ctrl.c | 8 ++++++++ hw/nvme/nvme.h | 4 +++- 2 files changed, 11 insertions(+), 1 deletion(-) (limited to 'hw') diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c index d08af3b..71c6048 100644 --- a/hw/nvme/ctrl.c +++ b/hw/nvme/ctrl.c @@ -196,6 +196,7 @@ static const bool nvme_feature_support[NVME_FID_MAX] = { [NVME_WRITE_ATOMICITY] = true, [NVME_ASYNCHRONOUS_EVENT_CONF] = true, [NVME_TIMESTAMP] = true, + [NVME_HOST_BEHAVIOR_SUPPORT] = true, [NVME_COMMAND_SET_PROFILE] = true, }; @@ -206,6 +207,7 @@ static const uint32_t nvme_feature_cap[NVME_FID_MAX] = { [NVME_NUMBER_OF_QUEUES] = NVME_FEAT_CAP_CHANGE, [NVME_ASYNCHRONOUS_EVENT_CONF] = NVME_FEAT_CAP_CHANGE, [NVME_TIMESTAMP] = NVME_FEAT_CAP_CHANGE, + [NVME_HOST_BEHAVIOR_SUPPORT] = NVME_FEAT_CAP_CHANGE, [NVME_COMMAND_SET_PROFILE] = NVME_FEAT_CAP_CHANGE, }; @@ -5091,6 +5093,9 @@ static uint16_t nvme_get_feature(NvmeCtrl *n, NvmeRequest *req) goto out; case NVME_TIMESTAMP: return nvme_get_feature_timestamp(n, req); + case NVME_HOST_BEHAVIOR_SUPPORT: + return nvme_c2h(n, (uint8_t *)&n->features.hbs, + sizeof(n->features.hbs), req); default: break; } @@ -5281,6 +5286,9 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeRequest *req) break; case NVME_TIMESTAMP: return nvme_set_feature_timestamp(n, req); + case NVME_HOST_BEHAVIOR_SUPPORT: + return nvme_h2c(n, (uint8_t *)&n->features.hbs, + sizeof(n->features.hbs), req); case NVME_COMMAND_SET_PROFILE: if (dw11 & 0x1ff) { trace_pci_nvme_err_invalid_iocsci(dw11 & 0x1ff); diff --git a/hw/nvme/nvme.h b/hw/nvme/nvme.h index 801176a..1034070 100644 --- a/hw/nvme/nvme.h +++ b/hw/nvme/nvme.h @@ -468,7 +468,9 @@ typedef struct NvmeCtrl { uint16_t temp_thresh_hi; uint16_t temp_thresh_low; }; - uint32_t async_config; + + uint32_t async_config; + NvmeHostBehaviorSupport hbs; } features; } NvmeCtrl; -- cgit v1.1