vasilito
dc68054305
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.) - Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber) - Restore 20+ local/scripts (audit, lint, test, build helpers) - Restore src/cook/scheduler.rs, status.rs, gnu-config/ - Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh - Recover TLC source from HEAD (was overwritten by 0.2.3 checkout) - Recover 11 local/docs plans from HEAD (were overwritten) - Recover qt6-wayland-smoke symlink from HEAD - Fix MOTD: remove garbled ASCII art, use clean text - Update version: 0.2.0 -> 0.2.4 in os-release, motd, config - Reduce filesystem_size: 1536 -> 512 MiB - Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages - Reduce pcid scheme log verbosity: info -> debug
96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Header file for DFL driver and device API
|
|
*
|
|
* Copyright (C) 2020 Intel Corporation, Inc.
|
|
*/
|
|
|
|
#ifndef __LINUX_DFL_H
|
|
#define __LINUX_DFL_H
|
|
|
|
#include <linux/device.h>
|
|
#include <linux/mod_devicetable.h>
|
|
|
|
/**
|
|
* enum dfl_id_type - define the DFL FIU types
|
|
*/
|
|
enum dfl_id_type {
|
|
FME_ID = 0,
|
|
PORT_ID = 1,
|
|
DFL_ID_MAX,
|
|
};
|
|
|
|
/**
|
|
* struct dfl_device - represent an dfl device on dfl bus
|
|
*
|
|
* @dev: generic device interface.
|
|
* @id: id of the dfl device.
|
|
* @type: type of DFL FIU of the device. See enum dfl_id_type.
|
|
* @feature_id: feature identifier local to its DFL FIU type.
|
|
* @revision: revision of this dfl device feature.
|
|
* @mmio_res: mmio resource of this dfl device.
|
|
* @irqs: list of Linux IRQ numbers of this dfl device.
|
|
* @num_irqs: number of IRQs supported by this dfl device.
|
|
* @cdev: pointer to DFL FPGA container device this dfl device belongs to.
|
|
* @id_entry: matched id entry in dfl driver's id table.
|
|
* @dfh_version: version of DFH for the device
|
|
* @param_size: size of the block parameters in bytes
|
|
* @params: pointer to block of parameters copied memory
|
|
*/
|
|
struct dfl_device {
|
|
struct device dev;
|
|
int id;
|
|
u16 type;
|
|
u16 feature_id;
|
|
u8 revision;
|
|
struct resource mmio_res;
|
|
int *irqs;
|
|
unsigned int num_irqs;
|
|
struct dfl_fpga_cdev *cdev;
|
|
const struct dfl_device_id *id_entry;
|
|
u8 dfh_version;
|
|
unsigned int param_size;
|
|
void *params;
|
|
};
|
|
|
|
/**
|
|
* struct dfl_driver - represent an dfl device driver
|
|
*
|
|
* @drv: driver model structure.
|
|
* @id_table: pointer to table of device IDs the driver is interested in.
|
|
* { } member terminated.
|
|
* @probe: mandatory callback for device binding.
|
|
* @remove: callback for device unbinding.
|
|
*/
|
|
struct dfl_driver {
|
|
struct device_driver drv;
|
|
const struct dfl_device_id *id_table;
|
|
|
|
int (*probe)(struct dfl_device *dfl_dev);
|
|
void (*remove)(struct dfl_device *dfl_dev);
|
|
};
|
|
|
|
#define to_dfl_dev(d) container_of(d, struct dfl_device, dev)
|
|
#define to_dfl_drv(d) container_of_const(d, struct dfl_driver, drv)
|
|
|
|
/*
|
|
* use a macro to avoid include chaining to get THIS_MODULE.
|
|
*/
|
|
#define dfl_driver_register(drv) \
|
|
__dfl_driver_register(drv, THIS_MODULE)
|
|
int __dfl_driver_register(struct dfl_driver *dfl_drv, struct module *owner);
|
|
void dfl_driver_unregister(struct dfl_driver *dfl_drv);
|
|
|
|
/*
|
|
* module_dfl_driver() - Helper macro for drivers that don't do
|
|
* anything special in module init/exit. This eliminates a lot of
|
|
* boilerplate. Each module may only use this macro once, and
|
|
* calling it replaces module_init() and module_exit().
|
|
*/
|
|
#define module_dfl_driver(__dfl_driver) \
|
|
module_driver(__dfl_driver, dfl_driver_register, \
|
|
dfl_driver_unregister)
|
|
|
|
void *dfh_find_param(struct dfl_device *dfl_dev, int param_id, size_t *pcount);
|
|
#endif /* __LINUX_DFL_H */
|