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| author | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2023-01-19 17:46:37 +0000 |
|---|---|---|
| committer | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2023-02-16 11:55:13 +0000 |
| commit | 2f0b0161cee5f767c82e16f164a1bad5881d428b (patch) | |
| tree | 94dfe7e2774d666b91c9fac91c6e76b048c8216d | |
| parent | 01ae017c3e0da57e83982d5bd1d21bd8d4af9a4d (diff) | |
| download | src-2f0b0161cee5f767c82e16f164a1bad5881d428b.tar.gz src-2f0b0161cee5f767c82e16f164a1bad5881d428b.zip | |
linuxkpi: Add `pci_device_is_present()`
This calls bus_child_present(9) internally.
Reviewed by: manu
Approved by: manu
Differential Revision: https://reviews.freebsd.org/D38148
(cherry picked from commit 49b6d5ed142d6c59b7a517ff5660165d8647bd01)
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/pci.h | 9 | ||||
| -rw-r--r-- | sys/compat/linuxkpi/common/src/linux_pci.c | 10 |
2 files changed, 19 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/pci.h b/sys/compat/linuxkpi/common/include/linux/pci.h index 8d41e33b0da8..ad7589e692f2 100644 --- a/sys/compat/linuxkpi/common/include/linux/pci.h +++ b/sys/compat/linuxkpi/common/include/linux/pci.h @@ -1664,4 +1664,13 @@ pci_is_enabled(struct pci_dev *pdev) PCIM_CMD_BUSMASTEREN) != 0); } +static inline int +pci_wait_for_pending_transaction(struct pci_dev *pdev) +{ + + return (0); +} + +bool pci_device_is_present(struct pci_dev *pdev); + #endif /* _LINUXKPI_LINUX_PCI_H_ */ diff --git a/sys/compat/linuxkpi/common/src/linux_pci.c b/sys/compat/linuxkpi/common/src/linux_pci.c index 54780adfda14..e4f85b906563 100644 --- a/sys/compat/linuxkpi/common/src/linux_pci.c +++ b/sys/compat/linuxkpi/common/src/linux_pci.c @@ -962,6 +962,16 @@ out: return (-EINVAL); } +bool +pci_device_is_present(struct pci_dev *pdev) +{ + device_t dev; + + dev = pdev->dev.bsddev; + + return (bus_child_present(dev)); +} + CTASSERT(sizeof(dma_addr_t) <= sizeof(uint64_t)); struct linux_dma_obj { |