diff options
| author | Eric Biggers <ebiggers@google.com> | 2024-12-12 20:19:45 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2025-01-02 13:36:15 -0500 |
| commit | 75d0c649eca47af21533d9636723574116fe6987 (patch) | |
| tree | 23fd82ca6b00adba51405826a13762dcb7ec768e | |
| parent | 7a0905caf5665be41094a6ceb5e9d2524de4627a (diff) | |
scsi: ufs: crypto: Add ufs_hba_from_crypto_profile()
Add a helper function that encapsulates a container_of expression. For now
there are two users but soon there will be more.
Tested-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> # sm8650
Signed-off-by: Eric Biggers <ebiggers@google.com>
Link: https://lore.kernel.org/r/20241213041958.202565-3-ebiggers@kernel.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/ufs/core/ufshcd-crypto.c | 6 | ||||
| -rw-r--r-- | include/ufs/ufshcd.h | 8 |
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/ufs/core/ufshcd-crypto.c b/drivers/ufs/core/ufshcd-crypto.c index a714dad82cd1..0cb425ef618e 100644 --- a/drivers/ufs/core/ufshcd-crypto.c +++ b/drivers/ufs/core/ufshcd-crypto.c @@ -52,8 +52,7 @@ static int ufshcd_crypto_keyslot_program(struct blk_crypto_profile *profile, const struct blk_crypto_key *key, unsigned int slot) { - struct ufs_hba *hba = - container_of(profile, struct ufs_hba, crypto_profile); + struct ufs_hba *hba = ufs_hba_from_crypto_profile(profile); const union ufs_crypto_cap_entry *ccap_array = hba->crypto_cap_array; const struct ufs_crypto_alg_entry *alg = &ufs_crypto_algs[key->crypto_cfg.crypto_mode]; @@ -99,8 +98,7 @@ static int ufshcd_crypto_keyslot_evict(struct blk_crypto_profile *profile, const struct blk_crypto_key *key, unsigned int slot) { - struct ufs_hba *hba = - container_of(profile, struct ufs_hba, crypto_profile); + struct ufs_hba *hba = ufs_hba_from_crypto_profile(profile); /* * Clear the crypto cfg on the device. Clearing CFGE * might not be sufficient, so just clear the entire cfg. diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index ce7667b020e2..ec0cbffc44ce 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -1211,6 +1211,14 @@ static inline size_t ufshcd_sg_entry_size(const struct ufs_hba *hba) ({ (void)(hba); BUILD_BUG_ON(sg_entry_size != sizeof(struct ufshcd_sg_entry)); }) #endif +#ifdef CONFIG_SCSI_UFS_CRYPTO +static inline struct ufs_hba * +ufs_hba_from_crypto_profile(struct blk_crypto_profile *profile) +{ + return container_of(profile, struct ufs_hba, crypto_profile); +} +#endif + static inline size_t ufshcd_get_ucd_size(const struct ufs_hba *hba) { return sizeof(struct utp_transfer_cmd_desc) + SG_ALL * ufshcd_sg_entry_size(hba); |