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Differential D24898 Diff 73840 head/usr.sbin/bhyve/pci_nvme.c

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head/usr.sbin/bhyve/pci_nvme.c

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static void nvme_feature_invalid_cb(struct pci_nvme_softc *, static void nvme_feature_invalid_cb(struct pci_nvme_softc *,
struct nvme_feature_obj *, struct nvme_feature_obj *,
struct nvme_command *, struct nvme_command *,
struct nvme_completion *); struct nvme_completion *);
static void nvme_feature_num_queues(struct pci_nvme_softc *, static void nvme_feature_num_queues(struct pci_nvme_softc *,
struct nvme_feature_obj *, struct nvme_feature_obj *,
struct nvme_command *, struct nvme_command *,
struct nvme_completion *); struct nvme_completion *);
static void nvme_feature_iv_config(struct pci_nvme_softc *,
struct nvme_feature_obj *,
struct nvme_command *,
struct nvme_completion *);
static __inline void static __inline void
cpywithpad(char *dst, size_t dst_size, const char *src, char pad) cpywithpad(char *dst, size_t dst_size, const char *src, char pad)
{ {
size_t len; size_t len;
len = strnlen(src, dst_size); len = strnlen(src, dst_size);
memset(dst, pad, dst_size); memset(dst, pad, dst_size);
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{ {
sc->feat[0].set = nvme_feature_invalid_cb; sc->feat[0].set = nvme_feature_invalid_cb;
sc->feat[0].get = nvme_feature_invalid_cb; sc->feat[0].get = nvme_feature_invalid_cb;
sc->feat[NVME_FEAT_LBA_RANGE_TYPE].namespace_specific = true; sc->feat[NVME_FEAT_LBA_RANGE_TYPE].namespace_specific = true;
sc->feat[NVME_FEAT_ERROR_RECOVERY].namespace_specific = true; sc->feat[NVME_FEAT_ERROR_RECOVERY].namespace_specific = true;
sc->feat[NVME_FEAT_NUMBER_OF_QUEUES].set = nvme_feature_num_queues; sc->feat[NVME_FEAT_NUMBER_OF_QUEUES].set = nvme_feature_num_queues;
sc->feat[NVME_FEAT_INTERRUPT_VECTOR_CONFIGURATION].set =
nvme_feature_iv_config;
} }
static void static void
pci_nvme_aer_init(struct pci_nvme_softc *sc) pci_nvme_aer_init(struct pci_nvme_softc *sc)
{ {
STAILQ_INIT(&sc->aer_list); STAILQ_INIT(&sc->aer_list);
sc->aer_count = 0; sc->aer_count = 0;
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static void static void
nvme_feature_invalid_cb(struct pci_nvme_softc *sc, nvme_feature_invalid_cb(struct pci_nvme_softc *sc,
struct nvme_feature_obj *feat, struct nvme_feature_obj *feat,
struct nvme_command *command, struct nvme_command *command,
struct nvme_completion *compl) struct nvme_completion *compl)
{ {
pci_nvme_status_genc(&compl->status, NVME_SC_INVALID_FIELD); pci_nvme_status_genc(&compl->status, NVME_SC_INVALID_FIELD);
}
static void
nvme_feature_iv_config(struct pci_nvme_softc *sc,
struct nvme_feature_obj *feat,
struct nvme_command *command,
struct nvme_completion *compl)
{
uint32_t i;
uint32_t cdw11 = command->cdw11;
uint16_t iv;
bool cd;
pci_nvme_status_genc(&compl->status, NVME_SC_INVALID_FIELD);
iv = cdw11 & 0xffff;
cd = cdw11 & (1 << 16);
if (iv > (sc->max_queues + 1)) {
return;
}
/* No Interrupt Coalescing (i.e. not Coalescing Disable) for Admin Q */
if ((iv == 0) && !cd)
return;
/* Requested Interrupt Vector must be used by a CQ */
for (i = 0; i < sc->num_cqueues + 1; i++) {
if (sc->compl_queues[i].intr_vec == iv) {
pci_nvme_status_genc(&compl->status, NVME_SC_SUCCESS);
}
}
} }
static void static void
nvme_feature_num_queues(struct pci_nvme_softc *sc, nvme_feature_num_queues(struct pci_nvme_softc *sc,
struct nvme_feature_obj *feat, struct nvme_feature_obj *feat,
struct nvme_command *command, struct nvme_command *command,
struct nvme_completion *compl) struct nvme_completion *compl)
{ {
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