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nvme: add symbolic constants for CC identifiers

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Signed-off-by: Max Gurtovoy <[email protected]>
Reviewed-by: Sagi Grimberg <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
This commit is contained in:
Max Gurtovoy 2017-08-13 19:21:06 +03:00 • committed by Sagi Grimberg
commit ad4e05b24c
2 changed files with 22 additions and 16 deletions
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14
drivers/nvme/target/core.c
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@ -538,37 +538,37 @@ EXPORT_SYMBOL_GPL(nvmet_req_uninit);
static inline bool nvmet_cc_en(u32 cc)
{
return cc & 0x1;
return (cc >> NVME_CC_EN_SHIFT) & 0x1;
}
static inline u8 nvmet_cc_css(u32 cc)
{
return (cc >> 4) & 0x7;
return (cc >> NVME_CC_CSS_SHIFT) & 0x7;
}
static inline u8 nvmet_cc_mps(u32 cc)
{
return (cc >> 7) & 0xf;
return (cc >> NVME_CC_MPS_SHIFT) & 0xf;
}
static inline u8 nvmet_cc_ams(u32 cc)
{
return (cc >> 11) & 0x7;
return (cc >> NVME_CC_AMS_SHIFT) & 0x7;
}
static inline u8 nvmet_cc_shn(u32 cc)
{
return (cc >> 14) & 0x3;
return (cc >> NVME_CC_SHN_SHIFT) & 0x3;
}
static inline u8 nvmet_cc_iosqes(u32 cc)
{
return (cc >> 16) & 0xf;
return (cc >> NVME_CC_IOSQES_SHIFT) & 0xf;
}
static inline u8 nvmet_cc_iocqes(u32 cc)
{
return (cc >> 20) & 0xf;
return (cc >> NVME_CC_IOCQES_SHIFT) & 0xf;
}
static void nvmet_start_ctrl(struct nvmet_ctrl *ctrl)