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crypto: qat - move PFVF compat checker to a function

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Move the code that implements VF version compatibility on the PF side to
a separate function so that it can be reused when doing VM live
migration.

This does not introduce any functional change.

Signed-off-by: Xin Zeng <xin.zeng@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Xin Zeng 2024-03-06 21:58:48 +08:00 committed by Herbert Xu
parent 1f8d6a163c
commit 867e801005
2 changed files with 12 additions and 7 deletions
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8
drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c
View File

@ -242,13 +242,7 @@ static int adf_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u8 vf_nr,
"VersionRequest received from VF%d (vers %d) to PF (vers %d)\n",
vf_nr, vf_compat_ver, ADF_PFVF_COMPAT_THIS_VERSION);
if (vf_compat_ver == 0)
compat = ADF_PF2VF_VF_INCOMPATIBLE;
else if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION)
compat = ADF_PF2VF_VF_COMPATIBLE;
else
compat = ADF_PF2VF_VF_COMPAT_UNKNOWN;
compat = adf_vf_compat_checker(vf_compat_ver);
vf_info->vf_compat_ver = vf_compat_ver;
resp->type = ADF_PF2VF_MSGTYPE_VERSION_RESP;

11
drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h
View File

@ -28,4 +28,15 @@ u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev, struct pfvf_message msg
struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev, u32 raw_msg,
const struct pfvf_csr_format *fmt);
static inline u8 adf_vf_compat_checker(u8 vf_compat_ver)
{
if (vf_compat_ver == 0)
return ADF_PF2VF_VF_INCOMPATIBLE;
if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION)
return ADF_PF2VF_VF_COMPATIBLE;
return ADF_PF2VF_VF_COMPAT_UNKNOWN;
}
#endif /* ADF_PFVF_UTILS_H */