/****************************************************************************** AudioScience HPI driver Copyright (C) 1997-2011 AudioScience Inc. This program is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License as published by the Free Software Foundation; This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA HPI Operating System Specific macros for Linux Kernel driver (C) Copyright AudioScience Inc. 1997-2003 ******************************************************************************/ #ifndef _HPIOS_H_ #define _HPIOS_H_ #undef HPI_OS_LINUX_KERNEL #define HPI_OS_LINUX_KERNEL #define HPI_OS_DEFINED #define HPI_BUILD_KERNEL_MODE #include #include #include #include #include #include #include #include #include #define HPI_NO_OS_FILE_OPS /** Details of a memory area allocated with pci_alloc_consistent Need all info for parameters to pci_free_consistent */ struct consistent_dma_area { struct device *pdev; /* looks like dma-mapping dma_devres ?! */ size_t size; void *vaddr; dma_addr_t dma_handle; }; static inline u16 hpios_locked_mem_get_phys_addr(struct consistent_dma_area *locked_mem_handle, u32 *p_physical_addr) { *p_physical_addr = locked_mem_handle->dma_handle; return 0; } static inline u16 hpios_locked_mem_get_virt_addr(struct consistent_dma_area *locked_mem_handle, void **pp_virtual_addr) { *pp_virtual_addr = locked_mem_handle->vaddr; return 0; } static inline u16 hpios_locked_mem_valid(struct consistent_dma_area *locked_mem_handle) { return locked_mem_handle->size != 0; } struct hpi_ioctl_linux { void __user *phm; void __user *phr; }; /* Conflict?: H is already used by a number of drivers hid, bluetooth hci, and some sound drivers sb16, hdsp, emu10k. AFAIK 0xFC is ununsed command */ #define HPI_IOCTL_LINUX _IOWR('H', 0xFC, struct hpi_ioctl_linux) #define HPI_DEBUG_FLAG_ERROR KERN_ERR #define HPI_DEBUG_FLAG_WARNING KERN_WARNING #define HPI_DEBUG_FLAG_NOTICE KERN_NOTICE #define HPI_DEBUG_FLAG_INFO KERN_INFO #define HPI_DEBUG_FLAG_DEBUG KERN_DEBUG #define HPI_DEBUG_FLAG_VERBOSE KERN_DEBUG /* kernel has no verbose */ #include #define HPI_LOCKING struct hpios_spinlock { spinlock_t lock; /* SEE hpios_spinlock */ int lock_context; }; /* The reason for all this evilness is that ALSA calls some of a drivers * operators in atomic context, and some not. But all our functions channel * through the HPI_Message conduit, so we can't handle the different context * per function */ #define IN_LOCK_BH 1 #define IN_LOCK_IRQ 0 static inline void cond_lock(struct hpios_spinlock *l) { if (irqs_disabled()) { /* NO bh or isr can execute on this processor, so ordinary lock will do */ spin_lock(&((l)->lock)); l->lock_context = IN_LOCK_IRQ; } else { spin_lock_bh(&((l)->lock)); l->lock_context = IN_LOCK_BH; } } static inline void cond_unlock(struct hpios_spinlock *l) { if (l->lock_context == IN_LOCK_BH) spin_unlock_bh(&((l)->lock)); else spin_unlock(&((l)->lock)); } #define hpios_msgxlock_init(obj) spin_lock_init(&(obj)->lock) #define hpios_msgxlock_lock(obj) cond_lock(obj) #define hpios_msgxlock_unlock(obj) cond_unlock(obj) #define hpios_dsplock_init(obj) spin_lock_init(&(obj)->dsp_lock.lock) #define hpios_dsplock_lock(obj) cond_lock(&(obj)->dsp_lock) #define hpios_dsplock_unlock(obj) cond_unlock(&(obj)->dsp_lock) #ifdef CONFIG_SND_DEBUG #define HPI_BUILD_DEBUG #endif #define HPI_ALIST_LOCKING #define hpios_alistlock_init(obj) spin_lock_init(&((obj)->list_lock.lock)) #define hpios_alistlock_lock(obj) spin_lock(&((obj)->list_lock.lock)) #define hpios_alistlock_unlock(obj) spin_unlock(&((obj)->list_lock.lock)) struct snd_card; /** pci drvdata points to an instance of this struct */ struct hpi_adapter { struct hpi_adapter_obj *adapter; struct snd_card *snd_card; int irq; int interrupt_mode; void (*interrupt_callback) (struct hpi_adapter *); /* mutex prevents contention for one card between multiple user programs (via ioctl) */ struct mutex mutex; char *p_buffer; size_t buffer_size; }; #endif 2017-01-18 14:29:21 +0100 committerIngo Molnar <mingo@kernel.org>2017-01-19 08:39:44 +0100 commitb5b46c4740aed1538544f0fa849c5b76c7823469 (patch) tree125e7aced4835bad6f6a0c0d02d012f333caf922 /include/uapi/rdma/mlx4-abi.h parentfa19a769f82fb9a5ca000b83cacd13fcaeda51ac (diff)
objtool: Fix IRET's opcode
The IRET opcode is 0xcf according to the Intel manual and also to objdump of my vmlinux: 1ea8: 48 cf iretq Fix the opcode in arch_decode_instruction(). The previous value (0xc5) seems to correspond to LDS. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Acked-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20170118132921.19319-1-jslaby@suse.cz Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/uapi/rdma/mlx4-abi.h')