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path: root/sys/compat/linuxkpi/common/include/linux/pci.h
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Diffstat (limited to 'sys/compat/linuxkpi/common/include/linux/pci.h')
-rw-r--r--sys/compat/linuxkpi/common/include/linux/pci.h98
1 files changed, 62 insertions, 36 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/pci.h b/sys/compat/linuxkpi/common/include/linux/pci.h
index afd6c827b3b4..3fd4191b9917 100644
--- a/sys/compat/linuxkpi/common/include/linux/pci.h
+++ b/sys/compat/linuxkpi/common/include/linux/pci.h
@@ -4,7 +4,7 @@
* Copyright (c) 2010 Panasas, Inc.
* Copyright (c) 2013-2016 Mellanox Technologies, Ltd.
* All rights reserved.
- * Copyright (c) 2020-2022 The FreeBSD Foundation
+ * Copyright (c) 2020-2025 The FreeBSD Foundation
*
* Portions of this software were developed by Björn Zeeb
* under sponsorship from the FreeBSD Foundation.
@@ -72,6 +72,10 @@ struct pci_device_id {
uintptr_t driver_data;
};
+#define MODULE_DEVICE_TABLE_BUS_pci(_bus, _table) \
+MODULE_PNP_INFO("U32:vendor;U32:device;V32:subvendor;V32:subdevice", \
+ _bus, lkpi_ ## _table, _table, nitems(_table) - 1)
+
/* Linux has an empty element at the end of the ID table -> nitems() - 1. */
#define MODULE_DEVICE_TABLE(_bus, _table) \
\
@@ -85,11 +89,10 @@ static driver_t _ ## _bus ## _ ## _table ## _driver = { \
0 \
}; \
\
-DRIVER_MODULE(lkpi_ ## _table, pci, _ ## _bus ## _ ## _table ## _driver,\
+DRIVER_MODULE(lkpi_ ## _table, _bus, _ ## _bus ## _ ## _table ## _driver,\
0, 0); \
\
-MODULE_PNP_INFO("U32:vendor;U32:device;V32:subvendor;V32:subdevice", \
- _bus, lkpi_ ## _table, _table, nitems(_table) - 1)
+MODULE_DEVICE_TABLE_BUS_ ## _bus(_bus, _table)
#define PCI_ANY_ID -1U
@@ -220,11 +223,11 @@ enum pcie_link_width {
typedef int pci_power_t;
-#define PCI_D0 PCI_POWERSTATE_D0
-#define PCI_D1 PCI_POWERSTATE_D1
-#define PCI_D2 PCI_POWERSTATE_D2
-#define PCI_D3hot PCI_POWERSTATE_D3
-#define PCI_D3cold 4
+#define PCI_D0 PCI_POWERSTATE_D0
+#define PCI_D1 PCI_POWERSTATE_D1
+#define PCI_D2 PCI_POWERSTATE_D2
+#define PCI_D3hot PCI_POWERSTATE_D3_HOT
+#define PCI_D3cold PCI_POWERSTATE_D3_COLD
#define PCI_POWER_ERROR PCI_POWERSTATE_UNKNOWN
@@ -359,9 +362,9 @@ bool pci_device_is_present(struct pci_dev *pdev);
int linuxkpi_pcim_enable_device(struct pci_dev *pdev);
void __iomem **linuxkpi_pcim_iomap_table(struct pci_dev *pdev);
-void *linuxkpi_pci_iomap_range(struct pci_dev *pdev, int mmio_bar,
- unsigned long mmio_off, unsigned long mmio_size);
-void *linuxkpi_pci_iomap(struct pci_dev *pdev, int mmio_bar, int mmio_size);
+void *linuxkpi_pci_iomap_range(struct pci_dev *, int,
+ unsigned long, unsigned long);
+void *linuxkpi_pci_iomap(struct pci_dev *, int, unsigned long);
void linuxkpi_pci_iounmap(struct pci_dev *pdev, void *res);
int linuxkpi_pcim_iomap_regions(struct pci_dev *pdev, uint32_t mask,
const char *name);
@@ -374,13 +377,15 @@ int linuxkpi_pci_enable_msix(struct pci_dev *pdev, struct msix_entry *entries,
/* Internal helper function(s). */
struct pci_dev *lkpinew_pci_dev(device_t);
void lkpi_pci_devres_release(struct device *, void *);
-struct pci_dev *lkpi_pci_get_device(uint16_t, uint16_t, struct pci_dev *);
+struct pci_dev *lkpi_pci_get_device(uint32_t, uint32_t, struct pci_dev *);
struct msi_desc *lkpi_pci_msi_desc_alloc(int);
struct device *lkpi_pci_find_irq_dev(unsigned int irq);
int _lkpi_pci_enable_msi_range(struct pci_dev *pdev, int minvec, int maxvec);
#define pci_err(pdev, fmt, ...) \
- dev_err(&(pdev)->dev, fmt, __VA_ARGS__)
+ dev_err(&(pdev)->dev, fmt, ##__VA_ARGS__)
+#define pci_info(pdev, fmt, ...) \
+ dev_info(&(pdev)->dev, fmt, ##__VA_ARGS__)
static inline bool
dev_is_pci(struct device *dev)
@@ -523,7 +528,20 @@ pci_upstream_bridge(struct pci_dev *pdev)
if (pdev == pdev->bus->self) {
device_t bridge;
- bridge = device_get_parent(pdev->dev.bsddev);
+ /*
+ * In the case of DRM drivers, the passed device is a child of
+ * `vgapci`. We want to start the lookup from `vgapci`, so the
+ * parent of the passed `drmn`.
+ *
+ * We can use the `isdrm` flag to determine this.
+ */
+ bridge = pdev->dev.bsddev;
+ if (pdev->pdrv != NULL && pdev->pdrv->isdrm)
+ bridge = device_get_parent(bridge);
+ if (bridge == NULL)
+ goto done;
+
+ bridge = device_get_parent(bridge);
if (bridge == NULL)
goto done;
bridge = device_get_parent(bridge);
@@ -543,10 +561,12 @@ done:
return (pdev->bus->self);
}
-#define pci_release_region(pdev, bar) linuxkpi_pci_release_region(pdev, bar)
-#define pci_release_regions(pdev) linuxkpi_pci_release_regions(pdev)
-#define pci_request_regions(pdev, res_name) \
- linuxkpi_pci_request_regions(pdev, res_name)
+#define pci_release_region(pdev, bar) \
+ linuxkpi_pci_release_region(pdev, bar)
+#define pci_release_regions(pdev) \
+ linuxkpi_pci_release_regions(pdev)
+#define pci_request_regions(pdev, res_name) \
+ linuxkpi_pci_request_regions(pdev, res_name)
static inline void
lkpi_pci_disable_msix(struct pci_dev *pdev)
@@ -712,8 +732,10 @@ int linux_pci_register_drm_driver(struct pci_driver *pdrv);
void linux_pci_unregister_driver(struct pci_driver *pdrv);
void linux_pci_unregister_drm_driver(struct pci_driver *pdrv);
-#define pci_register_driver(pdrv) linux_pci_register_driver(pdrv)
-#define pci_unregister_driver(pdrv) linux_pci_unregister_driver(pdrv)
+#define pci_register_driver(pdrv) \
+ linux_pci_register_driver(pdrv)
+#define pci_unregister_driver(pdrv) \
+ linux_pci_unregister_driver(pdrv)
/*
* Enable msix, positive errors indicate actual number of available
@@ -722,10 +744,11 @@ void linux_pci_unregister_drm_driver(struct pci_driver *pdrv);
* NB: define added to prevent this definition of pci_enable_msix from
* clashing with the native FreeBSD version.
*/
-#define pci_enable_msix(...) linuxkpi_pci_enable_msix(__VA_ARGS__)
+#define pci_enable_msix(...) \
+ linuxkpi_pci_enable_msix(__VA_ARGS__)
-#define pci_enable_msix_range(...) \
- linux_pci_enable_msix_range(__VA_ARGS__)
+#define pci_enable_msix_range(...) \
+ linux_pci_enable_msix_range(__VA_ARGS__)
static inline int
pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries,
@@ -750,8 +773,8 @@ pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries,
return (nvec);
}
-#define pci_enable_msi(pdev) \
- linux_pci_enable_msi(pdev)
+#define pci_enable_msi(pdev) \
+ linux_pci_enable_msi(pdev)
static inline int
pci_enable_msi(struct pci_dev *pdev)
@@ -776,11 +799,12 @@ static inline void pci_disable_sriov(struct pci_dev *dev)
{
}
-#define pci_iomap_range(pdev, mmio_bar, mmio_off, mmio_size) \
- linuxkpi_pci_iomap_range(pdev, mmio_bar, mmio_off, mmio_size)
-#define pci_iomap(pdev, mmio_bar, mmio_size) \
- linuxkpi_pci_iomap(pdev, mmio_bar, mmio_size)
-#define pci_iounmap(pdev, res) linuxkpi_pci_iounmap(pdev, res)
+#define pci_iomap_range(pdev, mmio_bar, mmio_off, mmio_size) \
+ linuxkpi_pci_iomap_range(pdev, mmio_bar, mmio_off, mmio_size)
+#define pci_iomap(pdev, mmio_bar, mmio_size) \
+ linuxkpi_pci_iomap(pdev, mmio_bar, mmio_size)
+#define pci_iounmap(pdev, res) \
+ linuxkpi_pci_iounmap(pdev, res)
static inline void
lkpi_pci_save_state(struct pci_dev *pdev)
@@ -1369,10 +1393,12 @@ struct pci_dev *lkpi_pci_get_base_class(unsigned int class,
/* -------------------------------------------------------------------------- */
-#define pcim_enable_device(pdev) linuxkpi_pcim_enable_device(pdev)
-#define pcim_iomap_table(pdev) linuxkpi_pcim_iomap_table(pdev)
-#define pcim_iomap_regions(pdev, mask, name) \
- linuxkpi_pcim_iomap_regions(pdev, mask, name)
+#define pcim_enable_device(pdev) \
+ linuxkpi_pcim_enable_device(pdev)
+#define pcim_iomap_table(pdev) \
+ linuxkpi_pcim_iomap_table(pdev)
+#define pcim_iomap_regions(pdev, mask, name) \
+ linuxkpi_pcim_iomap_regions(pdev, mask, name)
static inline int
pcim_iomap_regions_request_all(struct pci_dev *pdev, uint32_t mask, char *name)
@@ -1413,7 +1439,7 @@ err:
* using pci_get_device() need to be changed to call linuxkpi_pci_get_device().
*/
static inline struct pci_dev *
-linuxkpi_pci_get_device(uint16_t vendor, uint16_t device, struct pci_dev *odev)
+linuxkpi_pci_get_device(uint32_t vendor, uint32_t device, struct pci_dev *odev)
{
return (lkpi_pci_get_device(vendor, device, odev));
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-26 05:59:57 +0000