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| author | Bart Van Assche <bvanassche@acm.org> | 2023-07-27 22:41:23 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-07-31 22:17:51 +0300 |
| commit | 67a2a8973832cbeb23a5c04a1dda94da71490a0d (patch) | |
| tree | cbfa8dff39f7b487a81c46f21e4e9d5e9b236928 /drivers/ufs/core/ufshcd-crypto.h | |
| parent | e2566e0b7937f0a0b84f8b662fceebac6a1386c7 (diff) | |
| download | linux-67a2a8973832cbeb23a5c04a1dda94da71490a0d.tar.xz | |
scsi: ufs: Simplify transfer request header initialization
Make the code that initializes UTP transfer request headers easier to read
by using bitfields instead of __le32 where appropriate.
Cc: "Bao D. Nguyen" <quic_nguyenb@quicinc.com>
Cc: Eric Biggers <ebiggers@google.com>
Cc: Avri Altman <avri.altman@wdc.com>
Cc: Bean Huo <beanhuo@micron.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20230727194457.3152309-12-bvanassche@acm.org
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs/core/ufshcd-crypto.h')
| -rw-r--r-- | drivers/ufs/core/ufshcd-crypto.h | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/ufs/core/ufshcd-crypto.h b/drivers/ufs/core/ufshcd-crypto.h index 504cc841540b..be8596f20ba2 100644 --- a/drivers/ufs/core/ufshcd-crypto.h +++ b/drivers/ufs/core/ufshcd-crypto.h @@ -26,15 +26,15 @@ static inline void ufshcd_prepare_lrbp_crypto(struct request *rq, } static inline void -ufshcd_prepare_req_desc_hdr_crypto(struct ufshcd_lrb *lrbp, u32 *dword_0, - u32 *dword_1, u32 *dword_3) +ufshcd_prepare_req_desc_hdr_crypto(struct ufshcd_lrb *lrbp, + struct request_desc_header *h) { - if (lrbp->crypto_key_slot >= 0) { - *dword_0 |= UTP_REQ_DESC_CRYPTO_ENABLE_CMD; - *dword_0 |= lrbp->crypto_key_slot; - *dword_1 = lower_32_bits(lrbp->data_unit_num); - *dword_3 = upper_32_bits(lrbp->data_unit_num); - } + if (lrbp->crypto_key_slot < 0) + return; + h->enable_crypto = 1; + h->cci = lrbp->crypto_key_slot; + h->dunl = cpu_to_le32(lower_32_bits(lrbp->data_unit_num)); + h->dunu = cpu_to_le32(upper_32_bits(lrbp->data_unit_num)); } bool ufshcd_crypto_enable(struct ufs_hba *hba); @@ -51,8 +51,8 @@ static inline void ufshcd_prepare_lrbp_crypto(struct request *rq, struct ufshcd_lrb *lrbp) { } static inline void -ufshcd_prepare_req_desc_hdr_crypto(struct ufshcd_lrb *lrbp, u32 *dword_0, - u32 *dword_1, u32 *dword_3) { } +ufshcd_prepare_req_desc_hdr_crypto(struct ufshcd_lrb *lrbp, + struct request_desc_header *h) { } static inline bool ufshcd_crypto_enable(struct ufs_hba *hba) { |