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hw/nvme: add host behavior support feature 

Add support for getting and setting the Host Behavior Support feature.

Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Naveen Nagar <naveen.n1@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
This commit is contained in:
Naveen Nagar 2021-10-06 08:50:49 +02:00 committed by Klaus Jensen
parent 05f7ae45c8
commit d0c0697b9e
3 changed files with 20 additions and 1 deletions
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8
hw/nvme/ctrl.c
View File

@ -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);

4
hw/nvme/nvme.h
View File

@ -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;

9
include/block/nvme.h
View File

@ -1216,6 +1216,7 @@ enum NvmeFeatureIds {
NVME_WRITE_ATOMICITY = 0xa,
NVME_ASYNCHRONOUS_EVENT_CONF = 0xb,
NVME_TIMESTAMP = 0xe,
NVME_HOST_BEHAVIOR_SUPPORT = 0x16,
NVME_COMMAND_SET_PROFILE = 0x19,
NVME_SOFTWARE_PROGRESS_MARKER = 0x80,
NVME_FID_MAX = 0x100,
@ -1257,6 +1258,13 @@ typedef struct QEMU_PACKED NvmeRangeType {
uint8_t rsvd48[16];
} NvmeRangeType;
typedef struct NvmeHostBehaviorSupport {
uint8_t acre;
uint8_t etdas;
uint8_t lbafee;
uint8_t rsvd3[509];
} NvmeHostBehaviorSupport;
typedef struct QEMU_PACKED NvmeLBAF {
uint16_t ms;
uint8_t ds;
@ -1520,6 +1528,7 @@ static inline void _nvme_check_size(void)
QEMU_BUILD_BUG_ON(sizeof(NvmeDsmCmd) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeCopyCmd) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeRangeType) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeHostBehaviorSupport) != 512);
QEMU_BUILD_BUG_ON(sizeof(NvmeErrorLog) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeFwSlotInfoLog) != 512);
QEMU_BUILD_BUG_ON(sizeof(NvmeSmartLog) != 512);