linux/rust/bindings/bindings_helper.h
Linus Torvalds c6e62d002b Driver core changes for 7.0-rc1
- Bus:
   - Ensure bus->match() is consistently called with the device lock held
   - Improve type safety of bus_find_device_by_acpi_dev()
 
 - Devtmpfs:
   - Parse 'devtmpfs.mount=' boot parameter with kstrtoint() instead of
     simple_strtoul()
   - Avoid sparse warning by making devtmpfs_context_ops static
 
 - IOMMU:
   - Do not register the qcom_smmu_tbu_driver in arm_smmu_device_probe()
 
 - MAINTAINERS:
   - Add the new driver-core mailing list (driver-core@lists.linux.dev)
     to all relevant entries
   - Add missing tree location for "FIRMWARE LOADER (request_firmware)"
   - Add driver-model documentation to the "DRIVER CORE" entry
   - Add missing driver-core maintainers to the "AUXILIARY BUS" entry
 
 - Misc:
   - Change return type of attribute_container_register() to void; it has
     always been infallible
   - Do not export sysfs_change_owner(), sysfs_file_change_owner() and
     device_change_owner()
   - Move devres_for_each_res() from the public devres header to
     drivers/base/base.h
   - Do not use a static struct device for the faux bus; allocate it
     dynamically
 
 - Revocable:
   - Patches for the revocable synchronization primitive have been
     scheduled for v7.0-rc1, but have been reverted as they need some
     more refinement
 
 - Rust:
   - Device:
     - Support dev_printk on all device types, not just the core Device
       struct; remove now-redundant .as_ref() calls in dev_* print calls
 
   - Devres:
     - Introduce an internal reference count in Devres<T> to avoid a
       deadlock condition in case of (indirect) nesting
 
   - DMA:
     - Allow drivers to tune the maximum DMA segment size via
       dma_set_max_seg_size()
 
   - I/O:
     - Introduce the concept of generic I/O backends to handle different
       kinds of device shared memory through a common interface.
 
       This enables higher-level concepts such as register abstractions,
       I/O slices, and field projections to be built generically on top.
 
       In a first step, introduce the Io, IoCapable<T>, and IoKnownSize
       trait hierarchy for sharing a common interface supporting offset
       validation and bound-checking logic between I/O backends.
 
     - Refactor MMIO to use the common I/O backend infrastructure
 
   - Misc:
     - Add __rust_helper annotations to C helpers for inlining into Rust
       code
     - Use "kernel vertical" style for imports
     - Replace kernel::c_str! with C string literals
     - Update ARef imports to use sync::aref
     - Use pin_init::zeroed() for struct auxiliary_device_id and debugfs
       file_operations initialization
     - Use LKMM atomic types in debugfs doc-tests
     - Various minor comment and documentation fixes
 
   - PCI:
     - Implement PCI configuration space accessors using the common I/O
       backend infrastructure
     - Document pci::Bar device endianness assumptions
 
   - SoC:
     - Abstractions for struct soc_device and struct soc_device_attribute
     - Sample driver for soc::Device
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Merge tag 'driver-core-7.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/driver-core/driver-core

Pull driver core updates from Danilo Krummrich:
 "Bus:

   - Ensure bus->match() is consistently called with the device lock
     held

   - Improve type safety of bus_find_device_by_acpi_dev()

  Devtmpfs:

   - Parse 'devtmpfs.mount=' boot parameter with kstrtoint() instead of
     simple_strtoul()

   - Avoid sparse warning by making devtmpfs_context_ops static

  IOMMU:

   - Do not register the qcom_smmu_tbu_driver in arm_smmu_device_probe()

  MAINTAINERS:

   - Add the new driver-core mailing list (driver-core@lists.linux.dev)
     to all relevant entries

   - Add missing tree location for "FIRMWARE LOADER (request_firmware)"

   - Add driver-model documentation to the "DRIVER CORE" entry

   - Add missing driver-core maintainers to the "AUXILIARY BUS" entry

  Misc:

   - Change return type of attribute_container_register() to void; it
     has always been infallible

   - Do not export sysfs_change_owner(), sysfs_file_change_owner() and
     device_change_owner()

   - Move devres_for_each_res() from the public devres header to
     drivers/base/base.h

   - Do not use a static struct device for the faux bus; allocate it
     dynamically

  Revocable:

   - Patches for the revocable synchronization primitive have been
     scheduled for v7.0-rc1, but have been reverted as they need some
     more refinement

  Rust:

   - Device:
      - Support dev_printk on all device types, not just the core Device
        struct; remove now-redundant .as_ref() calls in dev_* print
        calls

   - Devres:
      - Introduce an internal reference count in Devres<T> to avoid a
        deadlock condition in case of (indirect) nesting

   - DMA:
      - Allow drivers to tune the maximum DMA segment size via
        dma_set_max_seg_size()

   - I/O:
      - Introduce the concept of generic I/O backends to handle
        different kinds of device shared memory through a common
        interface.

        This enables higher-level concepts such as register
        abstractions, I/O slices, and field projections to be built
        generically on top.

        In a first step, introduce the Io, IoCapable<T>, and IoKnownSize
        trait hierarchy for sharing a common interface supporting offset
        validation and bound-checking logic between I/O backends.

      - Refactor MMIO to use the common I/O backend infrastructure

   - Misc:
      - Add __rust_helper annotations to C helpers for inlining into
        Rust code

      - Use "kernel vertical" style for imports

      - Replace kernel::c_str! with C string literals

      - Update ARef imports to use sync::aref

      - Use pin_init::zeroed() for struct auxiliary_device_id and
        debugfs file_operations initialization

      - Use LKMM atomic types in debugfs doc-tests

      - Various minor comment and documentation fixes

   - PCI:
      - Implement PCI configuration space accessors using the common I/O
        backend infrastructure

      - Document pci::Bar device endianness assumptions

   - SoC:
      - Abstractions for struct soc_device and struct soc_device_attribute

      - Sample driver for soc::Device"

* tag 'driver-core-7.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/driver-core/driver-core: (79 commits)
  rust: devres: fix race condition due to nesting
  rust: dma: add missing __rust_helper annotations
  samples: rust: pci: Remove some additional `.as_ref()` for `dev_*` print
  Revert "revocable: Revocable resource management"
  Revert "revocable: Add Kunit test cases"
  Revert "selftests: revocable: Add kselftest cases"
  driver core: remove device_change_owner() export
  sysfs: remove exports of sysfs_*change_owner()
  driver core: disable revocable code from build
  revocable: Add KUnit test for concurrent access
  revocable: fix SRCU index corruption by requiring caller-provided storage
  revocable: Add KUnit test for provider lifetime races
  revocable: Fix races in revocable_alloc() using RCU
  driver core: fix inverted "locked" suffix of driver_match_device()
  rust: io: move MIN_SIZE and io_addr_assert to IoKnownSize
  rust: pci: re-export ConfigSpace
  rust: dma: allow drivers to tune max segment size
  gpu: tyr: remove redundant `.as_ref()` for `dev_*` print
  rust: auxiliary: use `pin_init::zeroed()` for device ID
  rust: debugfs: use pin_init::zeroed() for file_operations
  ...
2026-02-11 17:43:59 -08:00

153 lines
5.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header that contains the code (mostly headers) for which Rust bindings
* will be automatically generated by `bindgen`.
*
* Sorted alphabetically.
*/
/*
* First, avoid forward references to `enum` types.
*
* This workarounds a `bindgen` issue with them:
* <https://github.com/rust-lang/rust-bindgen/issues/3179>.
*
* Without this, the generated Rust type may be the wrong one (`i32`) or
* the proper one (typically `c_uint`) depending on how the headers are
* included, which in turn may depend on the particular kernel configuration
* or the architecture.
*
* The alternative would be to use casts and likely an
* `#[allow(clippy::unnecessary_cast)]` in the Rust source files. Instead,
* this approach allows us to keep the correct code in the source files and
* simply remove this section when the issue is fixed upstream and we bump
* the minimum `bindgen` version.
*
* This workaround may not be possible in some cases, depending on how the C
* headers are set up.
*/
#include <linux/hrtimer_types.h>
#include <linux/acpi.h>
#include <drm/drm_device.h>
#include <drm/drm_drv.h>
#include <drm/drm_file.h>
#include <drm/drm_gem.h>
#include <drm/drm_ioctl.h>
#include <kunit/test.h>
#include <linux/auxiliary_bus.h>
#include <linux/bitmap.h>
#include <linux/blk-mq.h>
#include <linux/blk_types.h>
#include <linux/blkdev.h>
#include <linux/clk.h>
#include <linux/completion.h>
#include <linux/configfs.h>
#include <linux/cpu.h>
#include <linux/cpufreq.h>
#include <linux/cpumask.h>
#include <linux/cred.h>
#include <linux/debugfs.h>
#include <linux/device/faux.h>
#include <linux/dma-direction.h>
#include <linux/dma-mapping.h>
#include <linux/errname.h>
#include <linux/ethtool.h>
#include <linux/fdtable.h>
#include <linux/file.h>
#include <linux/firmware.h>
#include <linux/fs.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/io-pgtable.h>
#include <linux/ioport.h>
#include <linux/jiffies.h>
#include <linux/jump_label.h>
#include <linux/mdio.h>
#include <linux/mm.h>
#include <linux/miscdevice.h>
#include <linux/of_device.h>
#include <linux/pci.h>
#include <linux/phy.h>
#include <linux/pid_namespace.h>
#include <linux/platform_device.h>
#include <linux/pm_opp.h>
#include <linux/poll.h>
#include <linux/property.h>
#include <linux/pwm.h>
#include <linux/random.h>
#include <linux/refcount.h>
#include <linux/regulator/consumer.h>
#include <linux/sched.h>
#include <linux/security.h>
#include <linux/slab.h>
#include <linux/sys_soc.h>
#include <linux/task_work.h>
#include <linux/tracepoint.h>
#include <linux/usb.h>
#include <linux/wait.h>
#include <linux/workqueue.h>
#include <linux/xarray.h>
#include <trace/events/rust_sample.h>
/*
* The driver-core Rust code needs to know about some C driver-core private
* structures.
*/
#include <../../drivers/base/base.h>
#if defined(CONFIG_DRM_PANIC_SCREEN_QR_CODE)
// Used by `#[export]` in `drivers/gpu/drm/drm_panic_qr.rs`.
#include <drm/drm_panic.h>
#endif
/* `bindgen` gets confused at certain things. */
const size_t RUST_CONST_HELPER_ARCH_SLAB_MINALIGN = ARCH_SLAB_MINALIGN;
const size_t RUST_CONST_HELPER_ARCH_KMALLOC_MINALIGN = ARCH_KMALLOC_MINALIGN;
const size_t RUST_CONST_HELPER_PAGE_SIZE = PAGE_SIZE;
const gfp_t RUST_CONST_HELPER_GFP_ATOMIC = GFP_ATOMIC;
const gfp_t RUST_CONST_HELPER_GFP_KERNEL = GFP_KERNEL;
const gfp_t RUST_CONST_HELPER_GFP_KERNEL_ACCOUNT = GFP_KERNEL_ACCOUNT;
const gfp_t RUST_CONST_HELPER_GFP_NOWAIT = GFP_NOWAIT;
const gfp_t RUST_CONST_HELPER___GFP_ZERO = __GFP_ZERO;
const gfp_t RUST_CONST_HELPER___GFP_HIGHMEM = ___GFP_HIGHMEM;
const gfp_t RUST_CONST_HELPER___GFP_NOWARN = ___GFP_NOWARN;
const blk_features_t RUST_CONST_HELPER_BLK_FEAT_ROTATIONAL = BLK_FEAT_ROTATIONAL;
const fop_flags_t RUST_CONST_HELPER_FOP_UNSIGNED_OFFSET = FOP_UNSIGNED_OFFSET;
const xa_mark_t RUST_CONST_HELPER_XA_PRESENT = XA_PRESENT;
const gfp_t RUST_CONST_HELPER_XA_FLAGS_ALLOC = XA_FLAGS_ALLOC;
const gfp_t RUST_CONST_HELPER_XA_FLAGS_ALLOC1 = XA_FLAGS_ALLOC1;
const vm_flags_t RUST_CONST_HELPER_VM_MERGEABLE = VM_MERGEABLE;
const vm_flags_t RUST_CONST_HELPER_VM_READ = VM_READ;
const vm_flags_t RUST_CONST_HELPER_VM_WRITE = VM_WRITE;
const vm_flags_t RUST_CONST_HELPER_VM_EXEC = VM_EXEC;
const vm_flags_t RUST_CONST_HELPER_VM_SHARED = VM_SHARED;
const vm_flags_t RUST_CONST_HELPER_VM_MAYREAD = VM_MAYREAD;
const vm_flags_t RUST_CONST_HELPER_VM_MAYWRITE = VM_MAYWRITE;
const vm_flags_t RUST_CONST_HELPER_VM_MAYEXEC = VM_MAYEXEC;
const vm_flags_t RUST_CONST_HELPER_VM_MAYSHARE = VM_MAYEXEC;
const vm_flags_t RUST_CONST_HELPER_VM_PFNMAP = VM_PFNMAP;
const vm_flags_t RUST_CONST_HELPER_VM_IO = VM_IO;
const vm_flags_t RUST_CONST_HELPER_VM_DONTCOPY = VM_DONTCOPY;
const vm_flags_t RUST_CONST_HELPER_VM_DONTEXPAND = VM_DONTEXPAND;
const vm_flags_t RUST_CONST_HELPER_VM_LOCKONFAULT = VM_LOCKONFAULT;
const vm_flags_t RUST_CONST_HELPER_VM_ACCOUNT = VM_ACCOUNT;
const vm_flags_t RUST_CONST_HELPER_VM_NORESERVE = VM_NORESERVE;
const vm_flags_t RUST_CONST_HELPER_VM_HUGETLB = VM_HUGETLB;
const vm_flags_t RUST_CONST_HELPER_VM_SYNC = VM_SYNC;
const vm_flags_t RUST_CONST_HELPER_VM_ARCH_1 = VM_ARCH_1;
const vm_flags_t RUST_CONST_HELPER_VM_WIPEONFORK = VM_WIPEONFORK;
const vm_flags_t RUST_CONST_HELPER_VM_DONTDUMP = VM_DONTDUMP;
const vm_flags_t RUST_CONST_HELPER_VM_SOFTDIRTY = VM_SOFTDIRTY;
const vm_flags_t RUST_CONST_HELPER_VM_MIXEDMAP = VM_MIXEDMAP;
const vm_flags_t RUST_CONST_HELPER_VM_HUGEPAGE = VM_HUGEPAGE;
const vm_flags_t RUST_CONST_HELPER_VM_NOHUGEPAGE = VM_NOHUGEPAGE;
#if IS_ENABLED(CONFIG_ANDROID_BINDER_IPC_RUST)
#include "../../drivers/android/binder/rust_binder.h"
#include "../../drivers/android/binder/rust_binder_events.h"
#include "../../drivers/android/binder/page_range_helper.h"
#endif