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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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0fce55e533
Extend the driver with a new interface to be used for VF live migration. This allows to create and destroy a qat_mig_dev object that contains a set of methods to allow to save and restore the state of QAT VF. This interface will be used by the qat-vfio-pci module. 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>
32 lines
983 B
C
32 lines
983 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright(c) 2024 Intel Corporation */
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#ifndef QAT_MIG_DEV_H_
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#define QAT_MIG_DEV_H_
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struct pci_dev;
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struct qat_mig_dev {
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void *parent_accel_dev;
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u8 *state;
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u32 setup_size;
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u32 remote_setup_size;
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u32 state_size;
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s32 vf_id;
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};
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struct qat_mig_dev *qat_vfmig_create(struct pci_dev *pdev, int vf_id);
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int qat_vfmig_init(struct qat_mig_dev *mdev);
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void qat_vfmig_cleanup(struct qat_mig_dev *mdev);
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void qat_vfmig_reset(struct qat_mig_dev *mdev);
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int qat_vfmig_open(struct qat_mig_dev *mdev);
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void qat_vfmig_close(struct qat_mig_dev *mdev);
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int qat_vfmig_suspend(struct qat_mig_dev *mdev);
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int qat_vfmig_resume(struct qat_mig_dev *mdev);
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int qat_vfmig_save_state(struct qat_mig_dev *mdev);
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int qat_vfmig_save_setup(struct qat_mig_dev *mdev);
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int qat_vfmig_load_state(struct qat_mig_dev *mdev);
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int qat_vfmig_load_setup(struct qat_mig_dev *mdev, int size);
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void qat_vfmig_destroy(struct qat_mig_dev *mdev);
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#endif /*QAT_MIG_DEV_H_*/
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