diff options
| author | Shameer Kolothum <shameerali.kolothum.thodi@huawei.com> | 2022-03-08 18:48:59 +0000 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2022-03-15 11:34:09 -0600 |
| commit | 442fbc099b839551f8576723da22c1269cc695ce (patch) | |
| tree | 451d0c106a45e7ed58b567fffcac74ff086cb867 | |
| parent | 6abdce51af1a21b11d325756e654c50a1fa53afe (diff) | |
| download | lwn-442fbc099b839551f8576723da22c1269cc695ce.tar.gz lwn-442fbc099b839551f8576723da22c1269cc695ce.zip | |
hisi_acc_vfio_pci: Add helper to retrieve the struct pci_driver
struct pci_driver pointer is an input into the pci_iov_get_pf_drvdata().
Introduce helpers to retrieve the ACC PF dev struct pci_driver pointers
as we use this in ACC vfio migration driver.
Acked-by: Zhou Wang <wangzhou1@hisilicon.com>
Acked-by: Kai Ye <yekai13@huawei.com>
Acked-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Link: https://lore.kernel.org/r/20220308184902.2242-7-shameerali.kolothum.thodi@huawei.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
| -rw-r--r-- | drivers/crypto/hisilicon/hpre/hpre_main.c | 6 | ||||
| -rw-r--r-- | drivers/crypto/hisilicon/sec2/sec_main.c | 6 | ||||
| -rw-r--r-- | drivers/crypto/hisilicon/zip/zip_main.c | 6 | ||||
| -rw-r--r-- | include/linux/hisi_acc_qm.h | 5 |
4 files changed, 23 insertions, 0 deletions
diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c index 3589d8879b5e..36ab30e9e654 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_main.c +++ b/drivers/crypto/hisilicon/hpre/hpre_main.c @@ -1190,6 +1190,12 @@ static struct pci_driver hpre_pci_driver = { .driver.pm = &hpre_pm_ops, }; +struct pci_driver *hisi_hpre_get_pf_driver(void) +{ + return &hpre_pci_driver; +} +EXPORT_SYMBOL_GPL(hisi_hpre_get_pf_driver); + static void hpre_register_debugfs(void) { if (!debugfs_initialized()) diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c index 311a8747b5bf..421a405ca337 100644 --- a/drivers/crypto/hisilicon/sec2/sec_main.c +++ b/drivers/crypto/hisilicon/sec2/sec_main.c @@ -1088,6 +1088,12 @@ static struct pci_driver sec_pci_driver = { .driver.pm = &sec_pm_ops, }; +struct pci_driver *hisi_sec_get_pf_driver(void) +{ + return &sec_pci_driver; +} +EXPORT_SYMBOL_GPL(hisi_sec_get_pf_driver); + static void sec_register_debugfs(void) { if (!debugfs_initialized()) diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c index 66decfe07282..4534e1e107d1 100644 --- a/drivers/crypto/hisilicon/zip/zip_main.c +++ b/drivers/crypto/hisilicon/zip/zip_main.c @@ -1012,6 +1012,12 @@ static struct pci_driver hisi_zip_pci_driver = { .driver.pm = &hisi_zip_pm_ops, }; +struct pci_driver *hisi_zip_get_pf_driver(void) +{ + return &hisi_zip_pci_driver; +} +EXPORT_SYMBOL_GPL(hisi_zip_get_pf_driver); + static void hisi_zip_register_debugfs(void) { if (!debugfs_initialized()) diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h index 6a6477c34666..00f2a4db8723 100644 --- a/include/linux/hisi_acc_qm.h +++ b/include/linux/hisi_acc_qm.h @@ -476,4 +476,9 @@ void hisi_qm_pm_init(struct hisi_qm *qm); int hisi_qm_get_dfx_access(struct hisi_qm *qm); void hisi_qm_put_dfx_access(struct hisi_qm *qm); void hisi_qm_regs_dump(struct seq_file *s, struct debugfs_regset32 *regset); + +/* Used by VFIO ACC live migration driver */ +struct pci_driver *hisi_sec_get_pf_driver(void); +struct pci_driver *hisi_hpre_get_pf_driver(void); +struct pci_driver *hisi_zip_get_pf_driver(void); #endif |