/* SPDX-License-Identifier: GPL-2.0 */ #ifndef S390_CCWGROUP_H #define S390_CCWGROUP_H struct ccw_device; struct ccw_driver; /** * struct ccwgroup_device - ccw group device * @state: online/offline state * @count: number of attached slave devices * @dev: embedded device structure * @cdev: variable number of slave devices, allocated as needed * @ungroup_work: work to be done when a ccwgroup notifier has action * type %BUS_NOTIFY_UNBIND_DRIVER */ struct ccwgroup_device { enum { CCWGROUP_OFFLINE, CCWGROUP_ONLINE, } state; /* private: */ atomic_t onoff; struct mutex reg_mutex; /* public: */ unsigned int count; struct device dev; struct work_struct ungroup_work; struct ccw_device *cdev[0]; }; /** * struct ccwgroup_driver - driver for ccw group devices * @setup: function called during device creation to setup the device * @remove: function called on remove * @set_online: function called when device is set online * @set_offline: function called when device is set offline * @shutdown: function called when device is shut down * @prepare: prepare for pm state transition * @complete: undo work done in @prepare * @freeze: callback for freezing during hibernation snapshotting * @thaw: undo work done in @freeze * @restore: callback for restoring after hibernation * @driver: embedded driver structure * @ccw_driver: supported ccw_driver (optional) */ struct ccwgroup_driver { int (*setup) (struct ccwgroup_device *); void (*remove) (struct ccwgroup_device *); int (*set_online) (struct ccwgroup_device *); int (*set_offline) (struct ccwgroup_device *); void (*shutdown)(struct ccwgroup_device *); int (*prepare) (struct ccwgroup_device *); void (*complete) (struct ccwgroup_device *); int (*freeze)(struct ccwgroup_device *); int (*thaw) (struct ccwgroup_device *); int (*restore)(struct ccwgroup_device *); struct device_driver driver; struct ccw_driver *ccw_driver; }; extern int ccwgroup_driver_register (struct ccwgroup_driver *cdriver); extern void ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver); int ccwgroup_create_dev(struct device *root, struct ccwgroup_driver *gdrv, int num_devices, const char *buf); extern int ccwgroup_set_online(struct ccwgroup_device *gdev); extern int ccwgroup_set_offline(struct ccwgroup_device *gdev); extern int ccwgroup_probe_ccwdev(struct ccw_device *cdev); extern void ccwgroup_remove_ccwdev(struct ccw_device *cdev); #define to_ccwgroupdev(x) container_of((x), struct ccwgroup_device, dev) #define to_ccwgroupdrv(x) container_of((x), struct ccwgroup_driver, driver) #endif
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fpu | Folder | 0755 |
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trace | Folder | 0755 |
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Kbuild | File | 557 B | 0644 |
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airq.h | File | 3.02 KB | 0644 |
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alternative-asm.h | File | 3.07 KB | 0644 |
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alternative.h | File | 4.99 KB | 0644 |
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ap.h | File | 9.9 KB | 0644 |
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appldata.h | File | 1.54 KB | 0644 |
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archrandom.h | File | 1.17 KB | 0644 |
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asm-prototypes.h | File | 227 B | 0644 |
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atomic.h | File | 5.1 KB | 0644 |
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atomic_ops.h | File | 4.02 KB | 0644 |
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barrier.h | File | 1.84 KB | 0644 |
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bitops.h | File | 10.13 KB | 0644 |
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bug.h | File | 1.49 KB | 0644 |
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bugs.h | File | 441 B | 0644 |
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cache.h | File | 387 B | 0644 |
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ccwdev.h | File | 7.99 KB | 0644 |
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ccwgroup.h | File | 2.53 KB | 0644 |
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checksum.h | File | 3.24 KB | 0644 |
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chpid.h | File | 974 B | 0644 |
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cio.h | File | 8.01 KB | 0644 |
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clp.h | File | 1.32 KB | 0644 |
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cmb.h | File | 425 B | 0644 |
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compat.h | File | 7.9 KB | 0644 |
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cpacf.h | File | 16.8 KB | 0644 |
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cpcmd.h | File | 1.11 KB | 0644 |
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cpu.h | File | 549 B | 0644 |
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cpu_mf.h | File | 8.99 KB | 0644 |
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cpufeature.h | File | 963 B | 0644 |
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cputime.h | File | 805 B | 0644 |
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crw.h | File | 1.86 KB | 0644 |
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css_chars.h | File | 769 B | 0644 |
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ctl_reg.h | File | 2.89 KB | 0644 |
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current.h | File | 405 B | 0644 |
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debug.h | File | 8.1 KB | 0644 |
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delay.h | File | 721 B | 0644 |
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diag.h | File | 5.94 KB | 0644 |
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dis.h | File | 637 B | 0644 |
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dma-mapping.h | File | 621 B | 0644 |
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dma.h | File | 456 B | 0644 |
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eadm.h | File | 2.03 KB | 0644 |
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ebcdic.h | File | 1.41 KB | 0644 |
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elf.h | File | 10.36 KB | 0644 |
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exec.h | File | 269 B | 0644 |
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extable.h | File | 875 B | 0644 |
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extmem.h | File | 804 B | 0644 |
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facility.h | File | 2.44 KB | 0644 |
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fcx.h | File | 7.91 KB | 0644 |
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ftrace.h | File | 1.66 KB | 0644 |
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futex.h | File | 2.09 KB | 0644 |
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gmap.h | File | 4.93 KB | 0644 |
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hardirq.h | File | 670 B | 0644 |
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hugetlb.h | File | 2.87 KB | 0644 |
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hw_irq.h | File | 249 B | 0644 |
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idals.h | File | 5.22 KB | 0644 |
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idle.h | File | 709 B | 0644 |
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io.h | File | 2.03 KB | 0644 |
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ipl.h | File | 3.6 KB | 0644 |
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irq.h | File | 2.55 KB | 0644 |
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irqflags.h | File | 1.76 KB | 0644 |
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isc.h | File | 1000 B | 0644 |
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itcw.h | File | 950 B | 0644 |
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jump_label.h | File | 1.36 KB | 0644 |
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kdebug.h | File | 386 B | 0644 |
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kexec.h | File | 1.32 KB | 0644 |
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kprobes.h | File | 2.24 KB | 0644 |
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kvm_host.h | File | 22.24 KB | 0644 |
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kvm_para.h | File | 5.78 KB | 0644 |
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linkage.h | File | 633 B | 0644 |
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livepatch.h | File | 461 B | 0644 |
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lowcore.h | File | 6.29 KB | 0644 |
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mmu.h | File | 1.19 KB | 0644 |
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mmu_context.h | File | 3.84 KB | 0644 |
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module.h | File | 802 B | 0644 |
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page-states.h | File | 486 B | 0644 |
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page.h | File | 5.12 KB | 0644 |
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pci.h | File | 6.26 KB | 0644 |
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pci_clp.h | File | 4.25 KB | 0644 |
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pci_debug.h | File | 608 B | 0644 |
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pci_dma.h | File | 5.7 KB | 0644 |
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pci_insn.h | File | 2.59 KB | 0644 |
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pci_io.h | File | 4.58 KB | 0644 |
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percpu.h | File | 6.44 KB | 0644 |
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perf_event.h | File | 2.71 KB | 0644 |
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pgalloc.h | File | 4.32 KB | 0644 |
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pgtable.h | File | 47.7 KB | 0644 |
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pkey.h | File | 4.23 KB | 0644 |
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preempt.h | File | 3.25 KB | 0644 |
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processor.h | File | 10.42 KB | 0644 |
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ptrace.h | File | 5.27 KB | 0644 |
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reset.h | File | 471 B | 0644 |
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runtime_instr.h | File | 1.76 KB | 0644 |
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schid.h | File | 525 B | 0644 |
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sclp.h | File | 3.38 KB | 0644 |
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scsw.h | File | 24.1 KB | 0644 |
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seccomp.h | File | 516 B | 0644 |
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sections.h | File | 155 B | 0644 |
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segment.h | File | 93 B | 0644 |
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serial.h | File | 147 B | 0644 |
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set_memory.h | File | 779 B | 0644 |
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setup.h | File | 4.44 KB | 0644 |
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shmparam.h | File | 285 B | 0644 |
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signal.h | File | 644 B | 0644 |
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sigp.h | File | 1.8 KB | 0644 |
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smp.h | File | 2.45 KB | 0644 |
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sparsemem.h | File | 214 B | 0644 |
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spinlock.h | File | 3.53 KB | 0644 |
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spinlock_types.h | File | 437 B | 0644 |
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stp.h | File | 1.26 KB | 0644 |
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string.h | File | 4.5 KB | 0644 |
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switch_to.h | File | 1.37 KB | 0644 |
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syscall.h | File | 2.63 KB | 0644 |
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sysinfo.h | File | 4.22 KB | 0644 |
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termios.h | File | 685 B | 0644 |
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thread_info.h | File | 3.15 KB | 0644 |
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timex.h | File | 6.15 KB | 0644 |
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tlb.h | File | 5.71 KB | 0644 |
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tlbflush.h | File | 3.52 KB | 0644 |
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topology.h | File | 2.69 KB | 0644 |
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uaccess.h | File | 6.57 KB | 0644 |
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unistd.h | File | 1.03 KB | 0644 |
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uprobes.h | File | 588 B | 0644 |
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user.h | File | 3.3 KB | 0644 |
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vdso.h | File | 1.8 KB | 0644 |
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vga.h | File | 170 B | 0644 |
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vtime.h | File | 182 B | 0644 |
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vtimer.h | File | 866 B | 0644 |
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vx-insn.h | File | 10.66 KB | 0644 |
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xor.h | File | 454 B | 0644 |
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