/* * hdmi-codec.h - HDMI Codec driver API * * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com * * Author: Jyri Sarha * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 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. */ #ifndef __HDMI_CODEC_H__ #define __HDMI_CODEC_H__ #include #include #include #include /* * Protocol between ASoC cpu-dai and HDMI-encoder */ struct hdmi_codec_daifmt { enum { HDMI_I2S, HDMI_RIGHT_J, HDMI_LEFT_J, HDMI_DSP_A, HDMI_DSP_B, HDMI_AC97, HDMI_SPDIF, } fmt; unsigned int bit_clk_inv:1; unsigned int frame_clk_inv:1; unsigned int bit_clk_master:1; unsigned int frame_clk_master:1; }; /* * HDMI audio parameters */ struct hdmi_codec_params { struct hdmi_audio_infoframe cea; struct snd_aes_iec958 iec; int sample_rate; int sample_width; int channels; }; struct hdmi_codec_pdata; struct hdmi_codec_ops { /* * Called when ASoC starts an audio stream setup. * Optional */ int (*audio_startup)(struct device *dev, void *data); /* * Configures HDMI-encoder for audio stream. * Mandatory */ int (*hw_params)(struct device *dev, void *data, struct hdmi_codec_daifmt *fmt, struct hdmi_codec_params *hparms); /* * Shuts down the audio stream. * Mandatory */ void (*audio_shutdown)(struct device *dev, void *data); /* * Mute/unmute HDMI audio stream. * Optional */ int (*digital_mute)(struct device *dev, void *data, bool enable); /* * Provides EDID-Like-Data from connected HDMI device. * Optional */ int (*get_eld)(struct device *dev, void *data, uint8_t *buf, size_t len); }; /* HDMI codec initalization data */ struct hdmi_codec_pdata { const struct hdmi_codec_ops *ops; uint i2s:1; uint spdif:1; int max_i2s_channels; void *data; }; #define HDMI_CODEC_DRV_NAME "hdmi-audio-codec" #endif /* __HDMI_CODEC_H__ */ ut type='hidden' name='id' value='405c0759712f57b680f66aee9c55cd06ad1cbdef'/>
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authorAndy Lutomirski <luto@kernel.org>2016-10-31 08:11:43 -0700
committerIngo Molnar <mingo@kernel.org>2016-11-01 07:39:17 +0100
commit405c0759712f57b680f66aee9c55cd06ad1cbdef (patch)
tree3a93cb428043131fd231b348dbe469be9dfadc30 /include/xen/interface
parent0c183d92b20b5c84ca655b45ef57b3318b83eb9e (diff)
fork: Add task stack refcounting sanity check and prevent premature task stack freeing
If something goes wrong with task stack refcounting and a stack refcount hits zero too early, warn and leak it rather than potentially freeing it early (and silently). Signed-off-by: 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: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/f29119c783a9680a4b4656e751b6123917ace94b.1477926663.git.luto@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/xen/interface')