fwupd/libfwupdplugin/fu-udev-device.h
Mario Limonciello 088359a381 trivial: read vbios_version on dGPUs
This allows getting a read only view of the VBIOS version advertised
by the dGPU driver.
2023-02-16 14:40:51 -06:00

205 lines
6.6 KiB
C

/*
* Copyright (C) 2017 Richard Hughes <richard@hughsie.com>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#pragma once
#ifdef HAVE_GUDEV
#include <gudev/gudev.h>
#else
#define G_UDEV_TYPE_DEVICE G_TYPE_OBJECT
#define GUdevDevice GObject
#endif
#ifdef HAVE_GUSB
#include <gusb.h>
#else
#define GUsbContext GObject
#define GUsbDevice GObject
#endif
#include "fu-plugin.h"
#define FU_TYPE_UDEV_DEVICE (fu_udev_device_get_type())
G_DECLARE_DERIVABLE_TYPE(FuUdevDevice, fu_udev_device, FU, UDEV_DEVICE, FuDevice)
struct _FuUdevDeviceClass {
FuDeviceClass parent_class;
};
/**
* FuUdevDeviceFlags:
* @FU_UDEV_DEVICE_FLAG_NONE: No flags set
* @FU_UDEV_DEVICE_FLAG_OPEN_READ: Open the device read-only
* @FU_UDEV_DEVICE_FLAG_OPEN_WRITE: Open the device write-only
* @FU_UDEV_DEVICE_FLAG_VENDOR_FROM_PARENT: Get the vendor ID from a parent or grandparent
* @FU_UDEV_DEVICE_FLAG_USE_CONFIG: Read and write from the device config
* @FU_UDEV_DEVICE_FLAG_OPEN_NONBLOCK: Open nonblocking, e.g. O_NONBLOCK
* @FU_UDEV_DEVICE_FLAG_OPEN_SYNC: Open sync, e.g. O_SYNC
* @FU_UDEV_DEVICE_FLAG_IOCTL_RETRY: Retry the ioctl() call when required
*
* Flags used when opening the device using fu_device_open().
**/
typedef enum {
FU_UDEV_DEVICE_FLAG_NONE = 0,
FU_UDEV_DEVICE_FLAG_OPEN_READ = 1 << 0,
FU_UDEV_DEVICE_FLAG_OPEN_WRITE = 1 << 1,
FU_UDEV_DEVICE_FLAG_VENDOR_FROM_PARENT = 1 << 2,
FU_UDEV_DEVICE_FLAG_USE_CONFIG = 1 << 3,
FU_UDEV_DEVICE_FLAG_OPEN_NONBLOCK = 1 << 4,
FU_UDEV_DEVICE_FLAG_OPEN_SYNC = 1 << 5,
FU_UDEV_DEVICE_FLAG_IOCTL_RETRY = 1 << 6,
/*< private >*/
FU_UDEV_DEVICE_FLAG_LAST
} FuUdevDeviceFlags;
/**
* FuPciBaseCls:
* @FU_PCI_BASE_CLS_OLD: Device from before classes were defined
* @FU_PCI_BASE_CLS_MASS_STORAGE: Mass Storage Controller
* @FU_PCI_BASE_CLS_NETWORK: Network controller
* @FU_PCI_BASE_CLS_DISPLAY: Display controller
* @FU_PCI_BASE_CLS_MULTIMEDIA: Multimedia controller
* @FU_PCI_BASE_CLS_MEMORY: Memory controller
* @FU_PCI_BASE_CLS_BRIDGE: Bridge
* @FU_PCI_BASE_CLS_SIMPLE_COMMUNICATION: Simple communications controller
* @FU_PCI_BASE_CLS_BASE: Base system peripheral
* @FU_PCI_BASE_CLS_INPUT: Input device
* @FU_PCI_BASE_CLS_DOCKING: Docking station
* @FU_PCI_BASE_CLS_PROCESSORS: Processor
* @FU_PCI_BASE_CLS_SERIAL_BUS: Serial bus controller
* @FU_PCI_BASE_CLS_WIRELESS: Wireless controller
* @FU_PCI_BASE_CLS_INTELLIGENT_IO: Intelligent IO controller
* @FU_PCI_BASE_CLS_SATELLITE: Satellite controller
* @FU_PCI_BASE_CLS_ENCRYPTION: Encryption/Decryption controller
* @FU_PCI_BASE_CLS_SIGNAL_PROCESSING: Data acquisition and signal processing controller
* @FU_PCI_BASE_CLS_ACCELERATOR: Processing accelerator
* @FU_PCI_BASE_CLS_NON_ESSENTIAL: Non-essential instrumentation
* @FU_PCI_BASE_CLS_UNDEFINED: Device doesn't fit any defined class
*
* PCI base class types returned by fu_udev_device_get_cls().
**/
typedef enum {
FU_PCI_BASE_CLS_OLD,
FU_PCI_BASE_CLS_MASS_STORAGE,
FU_PCI_BASE_CLS_NETWORK,
FU_PCI_BASE_CLS_DISPLAY,
FU_PCI_BASE_CLS_MULTIMEDIA,
FU_PCI_BASE_CLS_MEMORY,
FU_PCI_BASE_CLS_BRIDGE,
FU_PCI_BASE_CLS_SIMPLE_COMMUNICATION,
FU_PCI_BASE_CLS_BASE,
FU_PCI_BASE_CLS_INPUT,
FU_PCI_BASE_CLS_DOCKING,
FU_PCI_BASE_CLS_PROCESSORS,
FU_PCI_BASE_CLS_SERIAL_BUS,
FU_PCI_BASE_CLS_WIRELESS,
FU_PCI_BASE_CLS_INTELLIGENT_IO,
FU_PCI_BASE_CLS_SATELLITE,
FU_PCI_BASE_CLS_ENCRYPTION,
FU_PCI_BASE_CLS_SIGNAL_PROCESSING,
FU_PCI_BASE_CLS_ACCELERATOR,
FU_PCI_BASE_CLS_NON_ESSENTIAL,
FU_PCI_BASE_CLS_UNDEFINED = 0xff
} FuPciBaseCls;
FuUdevDevice *
fu_udev_device_new(FuContext *ctx, GUdevDevice *udev_device);
GUdevDevice *
fu_udev_device_get_dev(FuUdevDevice *self);
void
fu_udev_device_set_dev(FuUdevDevice *self, GUdevDevice *udev_device);
const gchar *
fu_udev_device_get_device_file(FuUdevDevice *self);
void
fu_udev_device_set_device_file(FuUdevDevice *self, const gchar *device_file);
const gchar *
fu_udev_device_get_sysfs_path(FuUdevDevice *self);
const gchar *
fu_udev_device_get_subsystem(FuUdevDevice *self);
const gchar *
fu_udev_device_get_bind_id(FuUdevDevice *self);
void
fu_udev_device_set_bind_id(FuUdevDevice *self, const gchar *bind_id);
const gchar *
fu_udev_device_get_driver(FuUdevDevice *self);
gboolean
fu_udev_device_is_pci_base_cls(FuUdevDevice *self, FuPciBaseCls cls);
guint32
fu_udev_device_get_cls(FuUdevDevice *self);
guint16
fu_udev_device_get_vendor(FuUdevDevice *self);
guint16
fu_udev_device_get_model(FuUdevDevice *self);
guint16
fu_udev_device_get_subsystem_vendor(FuUdevDevice *self);
guint16
fu_udev_device_get_subsystem_model(FuUdevDevice *self);
guint8
fu_udev_device_get_revision(FuUdevDevice *self);
guint64
fu_udev_device_get_number(FuUdevDevice *self);
guint
fu_udev_device_get_slot_depth(FuUdevDevice *self, const gchar *subsystem);
gboolean
fu_udev_device_set_physical_id(FuUdevDevice *self,
const gchar *subsystems,
GError **error) G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_set_logical_id(FuUdevDevice *self,
const gchar *subsystem,
GError **error) G_GNUC_WARN_UNUSED_RESULT;
void
fu_udev_device_set_flags(FuUdevDevice *self, FuUdevDeviceFlags flags);
gint
fu_udev_device_get_fd(FuUdevDevice *self);
void
fu_udev_device_set_fd(FuUdevDevice *self, gint fd);
gboolean
fu_udev_device_ioctl(FuUdevDevice *self,
gulong request,
guint8 *buf,
gint *rc,
guint timeout,
GError **error) G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_pwrite(FuUdevDevice *self,
goffset port,
const guint8 *buf,
gsize bufsz,
GError **error) G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_pread(FuUdevDevice *self, goffset port, guint8 *buf, gsize bufsz, GError **error)
G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_seek(FuUdevDevice *self, goffset offset, GError **error) G_GNUC_WARN_UNUSED_RESULT;
const gchar *
fu_udev_device_get_sysfs_attr(FuUdevDevice *self, const gchar *attr, GError **error);
gboolean
fu_udev_device_get_sysfs_attr_uint64(FuUdevDevice *self,
const gchar *attr,
guint64 *value,
GError **error);
gchar *
fu_udev_device_get_parent_name(FuUdevDevice *self);
gboolean
fu_udev_device_write_sysfs(FuUdevDevice *self,
const gchar *attribute,
const gchar *val,
GError **error) G_GNUC_WARN_UNUSED_RESULT;
const gchar *
fu_udev_device_get_devtype(FuUdevDevice *self);
GPtrArray *
fu_udev_device_get_siblings_with_subsystem(FuUdevDevice *self, const gchar *subsystem);
GPtrArray *
fu_udev_device_get_children_with_subsystem(FuUdevDevice *self, const gchar *subsystem);
FuUdevDevice *
fu_udev_device_get_parent_with_subsystem(FuUdevDevice *self, const gchar *subsystem);
GUsbDevice *
fu_udev_device_find_usb_device(FuUdevDevice *self, GError **error) G_GNUC_WARN_UNUSED_RESULT;