 @@ -1,328 +1,334 @@
-/*	$NetBSD: pci.h,v 1.52 2022/02/27 14:22:29 riastradh Exp $	*/
+/*	$NetBSD: pci.h,v 1.53 2022/02/27 14:23:08 riastradh Exp $	*/
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
  * All rights reserved.
+ *
  * This code is derived from software contributed to The NetBSD Foundation
  * by Taylor R. Campbell.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
+ *
  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #ifndef _LINUX_PCI_H_
 #define _LINUX_PCI_H_
 #ifdef _KERNEL_OPT
 #include "acpica.h"
 #endif
 #include <sys/types.h>
 #include <sys/param.h>
 #include <sys/bus.h>
 #include <sys/cdefs.h>
 #include <sys/kmem.h>
 #include <sys/systm.h>
 #include <machine/limits.h>
 #include <dev/pci/pcidevs.h>
 #include <dev/pci/pcireg.h>
 #include <dev/pci/pcivar.h>
 #include <dev/pci/agpvar.h>
 #include <linux/device.h>
 #include <linux/dma-mapping.h>
 #include <linux/errno.h>
 #include <linux/io.h>
 #include <linux/interrupt.h>
 #include <linux/ioport.h>
 #include <linux/kernel.h>
 struct acpi_devnode;
 struct pci_driver;
 struct pci_bus {
 	/* NetBSD private members */
 	pci_chipset_tag_t	pb_pc;
 	device_t		pb_dev;
 	/* Linux API */
 	u_int			number;
 };
 struct pci_device_id {
 	uint32_t	vendor;
 	uint32_t	device;
 	uint32_t	subvendor;
 	uint32_t	subdevice;
 	uint32_t	class;
 	uint32_t	class_mask;
 	unsigned long	driver_data;
 };
 #define	PCI_DEVICE(VENDOR, DEVICE)					      \
 	.vendor = (VENDOR),						      \
 	.device = (DEVICE)
 #define	PCI_ANY_ID		(~0)
 #define	PCI_BASE_CLASS_DISPLAY	PCI_CLASS_DISPLAY
 #define	PCI_CLASS_DISPLAY_VGA						\
 	((PCI_CLASS_DISPLAY << 8) | PCI_SUBCLASS_DISPLAY_VGA)
 CTASSERT(PCI_CLASS_DISPLAY_VGA == 0x0300);
 #define	PCI_CLASS_DISPLAY_OTHER						\
 	((PCI_CLASS_DISPLAY << 8) | PCI_SUBCLASS_DISPLAY_MISC)
 CTASSERT(PCI_CLASS_DISPLAY_OTHER == 0x0380);
 #define	PCI_CLASS_BRIDGE_ISA						\
 	((PCI_CLASS_BRIDGE << 8) | PCI_SUBCLASS_BRIDGE_ISA)
 CTASSERT(PCI_CLASS_BRIDGE_ISA == 0x0601);
 /* XXX This is getting silly...  */
 #define	PCI_VENDOR_ID_APPLE	PCI_VENDOR_APPLE
 #define	PCI_VENDOR_ID_ASUSTEK	PCI_VENDOR_ASUSTEK
 #define	PCI_VENDOR_ID_ATI	PCI_VENDOR_ATI
 #define	PCI_VENDOR_ID_DELL	PCI_VENDOR_DELL
 #define	PCI_VENDOR_ID_IBM	PCI_VENDOR_IBM
 #define	PCI_VENDOR_ID_HP	PCI_VENDOR_HP
 #define	PCI_VENDOR_ID_INTEL	PCI_VENDOR_INTEL
 #define	PCI_VENDOR_ID_NVIDIA	PCI_VENDOR_NVIDIA
 #define	PCI_VENDOR_ID_SI	PCI_VENDOR_SIS
 #define	PCI_VENDOR_ID_SONY	PCI_VENDOR_SONY
 #define	PCI_VENDOR_ID_VIA	PCI_VENDOR_VIATECH
 #define	PCI_SUBVENDOR_ID_REDHAT_QUMRANET	0x1af4
 #define	PCI_DEVICE_ID_ATI_RADEON_QY	PCI_PRODUCT_ATI_RADEON_RV100_QY
 #define	PCI_SUBDEVICE_ID_QEMU		0x1100
 #define	PCI_DEVFN(DEV, FN)						\
 	(__SHIFTIN((DEV), __BITS(3, 7)) | __SHIFTIN((FN), __BITS(0, 2)))
 #define	PCI_SLOT(DEVFN)		((int)__SHIFTOUT((DEVFN), __BITS(3, 7)))
 #define	PCI_FUNC(DEVFN)		((int)__SHIFTOUT((DEVFN), __BITS(0, 2)))
 #define	PCI_DEVID(BUS, DEVFN)						      \
 	(__SHIFTIN((BUS), __BITS(15, 8)) | __SHIFTIN((DEVFN), __BITS(7, 0)))
 #define	PCI_BUS_NUM(DEVID)	((int)__SHIFTOUT((DEVID), __BITS(15,8)))
 #define	PCI_NUM_RESOURCES	((PCI_MAPREG_END - PCI_MAPREG_START) / 4)
 #define	DEVICE_COUNT_RESOURCE	PCI_NUM_RESOURCES
 #define	PCI_CAP_ID_AGP	PCI_CAP_AGP
 typedef int pci_power_t;
 #define	PCI_D0		0
 #define	PCI_D1		1
 #define	PCI_D2		2
 #define	PCI_D3hot	3
 #define	PCI_D3cold	4
 #define	__pci_iomem
 struct pci_dev {
 	struct pci_attach_args	pd_pa;
 	int			pd_kludges;	/* Gotta lose 'em...  */
 #define	NBPCI_KLUDGE_GET_MUMBLE	0x01
 #define	NBPCI_KLUDGE_MAP_ROM	0x02
 	bus_space_tag_t		pd_rom_bst;
 	bus_space_handle_t	pd_rom_bsh;
 	bus_size_t		pd_rom_size;
 	bus_space_handle_t	pd_rom_found_bsh;
 	bus_size_t		pd_rom_found_size;
 	void			*pd_rom_vaddr;
 	device_t		pd_dev;
 	void			*pd_drvdata;
 	struct {
 		pcireg_t		type;
 		bus_addr_t		addr;
 		bus_size_t		size;
 		int			flags;
 		bus_space_tag_t		bst;
 		bus_space_handle_t	bsh;
 		void __pci_iomem	*kva;
 		bool			mapped;
 	}			pd_resources[PCI_NUM_RESOURCES];
 	struct pci_conf_state	*pd_saved_state;
 	struct acpi_devnode	*pd_ad;
 	pci_intr_handle_t	*pd_intr_handles;
 	unsigned		pd_enablecnt;
 	/* Linx API only below */
 	struct pci_bus		*bus;
 	uint32_t		devfn;
 	uint16_t		vendor;
 	uint16_t		device;
 	uint16_t		subsystem_vendor;
 	uint16_t		subsystem_device;
 	uint8_t			revision;
 	uint32_t		class;
 	bool			msi_enabled;
 	bool			no_64bit_msi;
 };
 enum pci_bus_speed {
 	PCI_SPEED_UNKNOWN,
 	PCIE_SPEED_2_5GT,
 	PCIE_SPEED_5_0GT,
 	PCIE_SPEED_8_0GT,
 	PCIE_SPEED_16_0GT,
 };
 #define	PCIBIOS_MIN_MEM	0x100000	/* XXX bogus x86 kludge bollocks */
 #define	__pci_rom_iomem
 /* Namespace.  */
 #define	pci_bus_alloc_resource		linux_pci_bus_alloc_resource
 #define	pci_bus_read_config_byte	linux_pci_bus_read_config_byte
 #define	pci_bus_read_config_dword	linux_pci_bus_read_config_dword
 #define	pci_bus_read_config_word	linux_pci_bus_read_config_word
 #define	pci_bus_write_config_byte	linux_pci_bus_write_config_byte
 #define	pci_bus_write_config_dword	linux_pci_bus_write_config_dword
 #define	pci_bus_write_config_word	linux_pci_bus_write_config_word
 #define	pci_clear_master		linux_pci_clear_master
 #define	pci_dev_dev			linux_pci_dev_dev
 #define	pci_dev_present			linux_pci_dev_present
 #define	pci_dev_put			linux_pci_dev_put
 #define	pci_disable_msi			linux_pci_disable_msi
 #define	pci_disable_rom			linux_pci_disable_rom
 #define	pci_dma_supported		linux_pci_dma_supported
 #define	pci_domain_nr			linux_pci_domain_nr
 #define	pci_enable_msi			linux_pci_enable_msi
 #define	pci_enable_rom			linux_pci_enable_rom
 #define	pci_find_capability		linux_pci_find_capability
 #define	pci_get_class			linux_pci_get_class
 #define	pci_get_domain_bus_and_slot	linux_pci_get_domain_bus_and_slot
 #define	pci_get_drvdata			linux_pci_get_drvdata
 #define	pci_iomap			linux_pci_iomap
 #define	pci_iounmap			linux_pci_iounmap
 #define	pci_is_pcie			linux_pci_is_pcie
 #define	pci_is_root_bus			linux_pci_is_root_bus
 #define	pci_is_thunderbolt_attached	linux_pci_is_thunderbolt_attached
 #define	pci_map_rom			linux_pci_map_rom
 #define	pci_name			linux_pci_name
 #define	pci_platform_rom		linux_pci_platform_rom
 #define	pci_read_config_byte		linux_pci_read_config_byte
 #define	pci_read_config_dword		linux_pci_read_config_dword
 #define	pci_read_config_word		linux_pci_read_config_word
 #define	pci_resource_end		linux_pci_resource_end
 #define	pci_resource_flags		linux_pci_resource_flags
 #define	pci_resource_len		linux_pci_resource_len
 #define	pci_resource_start		linux_pci_resource_start
 #define	pci_restore_state		linux_pci_restore_state
 #define	pci_save_state			linux_pci_save_state
 #define	pci_set_drvdata			linux_pci_set_drvdata
 #define	pci_set_master			linux_pci_set_master
 #define	pci_unmap_rom			linux_pci_unmap_rom
 #define	pci_write_config_byte		linux_pci_write_config_byte
 #define	pci_write_config_dword		linux_pci_write_config_dword
 #define	pci_write_config_word		linux_pci_write_config_word
 #define	pcibios_align_resource		linux_pcibios_align_resource
 /* NetBSD local additions.  */
 void		linux_pci_dev_init(struct pci_dev *, device_t, device_t,
 		    const struct pci_attach_args *, int);
 void		linux_pci_dev_destroy(struct pci_dev *);
 /* NetBSD no-renames because use requires review.  */
 int		linux_pci_enable_device(struct pci_dev *);
 void		linux_pci_disable_device(struct pci_dev *);
 bool		pci_is_root_bus(struct pci_bus *);
 int		pci_domain_nr(struct pci_bus *);
 device_t	pci_dev_dev(struct pci_dev *);
 void		pci_set_drvdata(struct pci_dev *, void *);
 void *		pci_get_drvdata(struct pci_dev *);
 const char *	pci_name(struct pci_dev *);
 int		pci_find_capability(struct pci_dev *, int);
 bool		pci_is_pcie(struct pci_dev *);
 bool		pci_dma_supported(struct pci_dev *, uintmax_t);
 bool		pci_is_thunderbolt_attached(struct pci_dev *);
 int		pci_read_config_dword(struct pci_dev *, int, uint32_t *);
 int		pci_read_config_word(struct pci_dev *, int, uint16_t *);
 int		pci_read_config_byte(struct pci_dev *, int, uint8_t *);
 int		pci_write_config_dword(struct pci_dev *, int, uint32_t);
 int		pci_write_config_word(struct pci_dev *, int, uint16_t);
 int		pci_write_config_byte(struct pci_dev *, int, uint8_t);
 int		pci_bus_read_config_dword(struct pci_bus *, unsigned, int,
 		    uint32_t *);
 int		pci_bus_read_config_word(struct pci_bus *, unsigned, int,
 		    uint16_t *);
 int		pci_bus_read_config_byte(struct pci_bus *, unsigned, int,
 		    uint8_t *);
 int		pci_bus_write_config_dword(struct pci_bus *, unsigned, int,
 		    uint32_t);
 int		pci_bus_write_config_word(struct pci_bus *, unsigned, int,
 		    uint16_t);
 int		pci_bus_write_config_byte(struct pci_bus *, unsigned, int,
 		    uint8_t);
 int		pci_enable_msi(struct pci_dev *);
 void		pci_disable_msi(struct pci_dev *);
 void		pci_set_master(struct pci_dev *);
 void		pci_clear_master(struct pci_dev *);
 bus_addr_t	pcibios_align_resource(void *, const struct resource *,
 		    bus_addr_t, bus_size_t);
 int		pci_bus_alloc_resource(struct pci_bus *, struct resource *,
 		    bus_size_t, bus_size_t, bus_addr_t, int,
 		    bus_addr_t (*)(void *, const struct resource *, bus_addr_t,
 			bus_size_t), struct pci_dev *);
 /* XXX Kludges only -- do not use without checking the implementation!  */
 struct pci_dev *pci_get_domain_bus_and_slot(int, int, int);
 struct pci_dev *pci_get_class(uint32_t, struct pci_dev *); /* i915 kludge */
 int		pci_dev_present(const struct pci_device_id *);
 void		pci_dev_put(struct pci_dev *);
 void __pci_rom_iomem *
 		pci_map_rom(struct pci_dev *, size_t *);
 void __pci_rom_iomem *
 		pci_platform_rom(struct pci_dev *, size_t *);
 void		pci_unmap_rom(struct pci_dev *, void __pci_rom_iomem *);
 int		pci_enable_rom(struct pci_dev *);
 void		pci_disable_rom(struct pci_dev *);
 bus_addr_t	pci_resource_start(struct pci_dev *, unsigned);
 bus_size_t	pci_resource_len(struct pci_dev *, unsigned);
 bus_addr_t	pci_resource_end(struct pci_dev *, unsigned);
 int		pci_resource_flags(struct pci_dev *, unsigned);
 void __pci_iomem *
 		pci_iomap(struct pci_dev *, unsigned, bus_size_t);
 void		pci_iounmap(struct pci_dev *, void __pci_iomem *);
 void		pci_save_state(struct pci_dev *);
 void		pci_restore_state(struct pci_dev *);
 static inline bool
 dev_is_pci(struct device *dev)
+{
 	struct device *parent = device_parent(dev);
 	return parent && device_is_a(parent, "pci");
+}
 #endif  /* _LINUX_PCI_H_ */