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Types ctrl fna #886

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merged 2 commits into from
Sep 16, 2024
Merged

Types ctrl fna #886

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385917e
types: add NVME_VAL() definition
ikegami-t Sep 16, 2024
ceb184b
types: add NVME_CTRL_FNA definitions to get field values
ikegami-t Sep 16, 2024
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39 changes: 34 additions & 5 deletions src/nvme/types.h
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,14 @@
*/
#define NVME_CHECK(value, name, check) ((value) == NVME_##name##_##check)

/**
* NVME_VAL() - get mask value shifted
* @name: The name of the sub-field within an nvme value
*
* Returns: The mask value shifted
*/
#define NVME_VAL(name) (NVME_##name##_MASK << NVME_##name##_SHIFT)

/**
* enum nvme_constants - A place to stash various constant nvme values
* @NVME_NSID_ALL: A broadcast value that is used to specify all
Expand Down Expand Up @@ -1984,6 +1992,14 @@ enum nvme_id_ctrl_fuses {
/**
* enum nvme_id_ctrl_fna - This field indicates attributes for the Format NVM
* command.
* @NVME_CTRL_FNA_FMT_ALL_NS_SHIFT: Shift amount to get the format applied to all namespaces
* @NVME_CTRL_FNA_SEC_ALL_NS_SHIFT: Shift amount to get the secure erase applied to all namespaces
* @NVME_CTRL_FNA_CES_SHIFT: Shift amount to get the cryptographic erase supported
* @NVME_CTRL_FNA_NSID_ALL_F_SHIFT: Shift amount to get the format supported an NSID FFFFFFFFh
* @NVME_CTRL_FNA_FMT_ALL_NS_MASK: Mask to get the format applied to all namespaces
* @NVME_CTRL_FNA_SEC_ALL_NS_MASK: Mask to get the secure erase applied to all namespaces
* @NVME_CTRL_FNA_CES_MASK: Mask to get the cryptographic erase supported
* @NVME_CTRL_FNA_NSID_ALL_F_MASK: Mask to get the format supported an NSID FFFFFFFFh
* @NVME_CTRL_FNA_FMT_ALL_NAMESPACES: If set, then all namespaces in an NVM
* subsystem shall be configured with the
* same attributes and a format (excluding
Expand All @@ -2008,11 +2024,24 @@ enum nvme_id_ctrl_fuses {
* FFFFFFFFh.
*/
enum nvme_id_ctrl_fna {
NVME_CTRL_FNA_FMT_ALL_NAMESPACES = 1 << 0,
NVME_CTRL_FNA_SEC_ALL_NAMESPACES = 1 << 1,
NVME_CTRL_FNA_CRYPTO_ERASE = 1 << 2,
NVME_CTRL_FNA_NSID_FFFFFFFF = 1 << 3,
};
NVME_CTRL_FNA_FMT_ALL_NS_SHIFT = 0,
NVME_CTRL_FNA_SEC_ALL_NS_SHIFT = 1,
NVME_CTRL_FNA_CES_SHIFT = 2,
NVME_CTRL_FNA_NSID_ALL_F_SHIFT = 3,
NVME_CTRL_FNA_FMT_ALL_NS_MASK = 0x1,
NVME_CTRL_FNA_SEC_ALL_NS_MASK = 0x1,
NVME_CTRL_FNA_CES_MASK = 0x1,
NVME_CTRL_FNA_NSID_ALL_F_MASK = 0x1,
NVME_CTRL_FNA_FMT_ALL_NAMESPACES = NVME_VAL(CTRL_FNA_FMT_ALL_NS),
NVME_CTRL_FNA_SEC_ALL_NAMESPACES = NVME_VAL(CTRL_FNA_SEC_ALL_NS),
NVME_CTRL_FNA_CRYPTO_ERASE = NVME_VAL(CTRL_FNA_CES),
NVME_CTRL_FNA_NSID_FFFFFFFF = NVME_VAL(CTRL_FNA_NSID_ALL_F),
};

#define NVME_CTRL_FNA_FMT_ALL_NS(fna) NVME_GET(fna, CTRL_FNA_FMT_ALL_NS)
#define NVME_CTRL_FNA_SEC_ALL_NS(fna) NVME_GET(fna, CTRL_FNA_SEC_ALL_NS)
#define NVME_CTRL_FNA_CES(fna) NVME_GET(fna, CTRL_FNA_CES)
#define NVME_CTRL_FNA_NSID_ALL_F(fna) NVME_GET(fna, CTRL_FNA_NSID_ALL_F)

/**
* enum nvme_id_ctrl_vwc - Volatile write cache
Expand Down