From: Arnd Bergmann <arnd@arndb.de> To: alsa-devel@alsa-project.org, Takashi Iwai <tiwai@suse.com> Cc: Baolin Wang <baolin.wang7@gmail.com>, y2038@lists.linaro.org, linux-kernel@vger.kernel.org, Jaroslav Kysela <perex@perex.cz>, Mark Brown <broonie@kernel.org>, Arnd Bergmann <arnd@arndb.de> Subject: [PATCH v7 9/9] ALSA: bump uapi version numbers Date: Wed, 11 Dec 2019 22:20:25 +0100 [thread overview] Message-ID: <20191211212025.1981822-10-arnd@arndb.de> (raw) In-Reply-To: <20191211212025.1981822-1-arnd@arndb.de> Change SNDRV_PCM_VERSION, SNDRV_RAWMIDI_VERSION and SNDRV_TIMER_VERSION to indicate the addition of the time64 version of the mmap interface and these ioctl commands: SNDRV_PCM_IOCTL_SYNC SNDRV_RAWMIDI_IOCTL_STATUS SNDRV_PCM_IOCTL_STATUS SNDRV_PCM_IOCTL_STATUS_EXT SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_STATUS 32-bit applications built with 64-bit time_t require both the headers and the running kernel to support at least the new API version. When built with earlier kernel headers, some of these may not work correctly, so applications are encouraged to fail compilation like #if SNDRV_PCM_VERSION < SNDRV_PROTOCOL_VERSION(2, 0, 15) extern int __fail_build_for_time_64[sizeof(long) - sizeof(time_t)]; #endif or provide their own updated copy of the header file. At runtime, the interface is unchanged for 32-bit time_t, but new kernels are required to work with user compiled with 64-bit time_t. A runtime check can be used to detect old kernel versions and warn about those. Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- include/uapi/sound/asound.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h index df9983e7ead5..e6a958b8aff1 100644 --- a/include/uapi/sound/asound.h +++ b/include/uapi/sound/asound.h @@ -156,7 +156,7 @@ struct snd_hwdep_dsp_image { * * *****************************************************************************/ -#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 14) +#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 15) typedef unsigned long snd_pcm_uframes_t; typedef signed long snd_pcm_sframes_t; @@ -710,7 +710,7 @@ enum { * Raw MIDI section - /dev/snd/midi?? */ -#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0) +#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 1) enum { SNDRV_RAWMIDI_STREAM_OUTPUT = 0, @@ -766,7 +766,7 @@ struct snd_rawmidi_status { * Timer section - /dev/snd/timer */ -#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6) +#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) enum { SNDRV_TIMER_CLASS_NONE = -1, -- 2.20.0
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de> To: alsa-devel@alsa-project.org, Takashi Iwai <tiwai@suse.com> Cc: Arnd Bergmann <arnd@arndb.de>, y2038@lists.linaro.org, linux-kernel@vger.kernel.org, Mark Brown <broonie@kernel.org>, Baolin Wang <baolin.wang7@gmail.com> Subject: [alsa-devel] [PATCH v7 9/9] ALSA: bump uapi version numbers Date: Wed, 11 Dec 2019 22:20:25 +0100 [thread overview] Message-ID: <20191211212025.1981822-10-arnd@arndb.de> (raw) In-Reply-To: <20191211212025.1981822-1-arnd@arndb.de> Change SNDRV_PCM_VERSION, SNDRV_RAWMIDI_VERSION and SNDRV_TIMER_VERSION to indicate the addition of the time64 version of the mmap interface and these ioctl commands: SNDRV_PCM_IOCTL_SYNC SNDRV_RAWMIDI_IOCTL_STATUS SNDRV_PCM_IOCTL_STATUS SNDRV_PCM_IOCTL_STATUS_EXT SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_STATUS 32-bit applications built with 64-bit time_t require both the headers and the running kernel to support at least the new API version. When built with earlier kernel headers, some of these may not work correctly, so applications are encouraged to fail compilation like #if SNDRV_PCM_VERSION < SNDRV_PROTOCOL_VERSION(2, 0, 15) extern int __fail_build_for_time_64[sizeof(long) - sizeof(time_t)]; #endif or provide their own updated copy of the header file. At runtime, the interface is unchanged for 32-bit time_t, but new kernels are required to work with user compiled with 64-bit time_t. A runtime check can be used to detect old kernel versions and warn about those. Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- include/uapi/sound/asound.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h index df9983e7ead5..e6a958b8aff1 100644 --- a/include/uapi/sound/asound.h +++ b/include/uapi/sound/asound.h @@ -156,7 +156,7 @@ struct snd_hwdep_dsp_image { * * *****************************************************************************/ -#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 14) +#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 15) typedef unsigned long snd_pcm_uframes_t; typedef signed long snd_pcm_sframes_t; @@ -710,7 +710,7 @@ enum { * Raw MIDI section - /dev/snd/midi?? */ -#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0) +#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 1) enum { SNDRV_RAWMIDI_STREAM_OUTPUT = 0, @@ -766,7 +766,7 @@ struct snd_rawmidi_status { * Timer section - /dev/snd/timer */ -#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6) +#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) enum { SNDRV_TIMER_CLASS_NONE = -1, -- 2.20.0 _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
next prev parent reply other threads:[~2019-12-11 21:21 UTC|newest] Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-12-11 21:20 [PATCH v7 0/8] Fix year 2038 issue for sound subsystem Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 1/9] ALSA: Replace timespec with timespec64 Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 2/9] ALSA: Avoid using timespec for struct snd_timer_status Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 3/9] ALSA: Avoid using timespec for struct snd_ctl_elem_value Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 4/9] ALSA: Avoid using timespec for struct snd_pcm_status Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 5/9] ALSA: Avoid using timespec for struct snd_rawmidi_status Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 6/9] ALSA: Avoid using timespec for struct snd_timer_tread Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-12 0:14 ` [Y2038] " Ben Hutchings 2019-12-12 0:14 ` [alsa-devel] " Ben Hutchings 2019-12-12 9:57 ` Arnd Bergmann 2019-12-12 9:57 ` [alsa-devel] " Arnd Bergmann 2019-12-12 14:27 ` Ben Hutchings 2019-12-12 14:27 ` [alsa-devel] " Ben Hutchings 2019-12-13 10:25 ` Arnd Bergmann 2019-12-13 10:25 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 7/9] ALSA: move snd_pcm_ioctl_sync_ptr_compat into pcm_native.c Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2019-12-11 21:20 ` [PATCH v7 8/9] ALSA: add new 32-bit layout for snd_pcm_mmap_status/control Arnd Bergmann 2019-12-11 21:20 ` [alsa-devel] " Arnd Bergmann 2021-10-06 17:49 ` Michael Forney 2021-10-06 17:49 ` Michael Forney 2021-10-07 10:52 ` Takashi Iwai 2021-10-07 10:52 ` Takashi Iwai 2021-10-07 11:48 ` Arnd Bergmann 2021-10-07 11:48 ` Arnd Bergmann 2021-10-07 12:43 ` Takashi Iwai 2021-10-07 12:43 ` Takashi Iwai 2021-10-07 13:02 ` Takashi Iwai 2021-10-07 13:02 ` Takashi Iwai 2021-10-07 13:11 ` Arnd Bergmann 2021-10-07 13:11 ` Arnd Bergmann 2021-10-07 15:33 ` Takashi Iwai 2021-10-07 15:33 ` Takashi Iwai 2021-10-07 16:06 ` [musl] " Rich Felker 2021-10-07 16:06 ` Rich Felker 2021-10-07 16:18 ` Takashi Iwai 2021-10-07 16:18 ` Takashi Iwai 2021-10-07 16:51 ` Rich Felker 2021-10-07 16:51 ` Rich Felker 2021-10-08 8:43 ` Takashi Iwai 2021-10-08 8:43 ` Takashi Iwai 2021-10-08 8:44 ` Takashi Iwai 2021-10-08 8:44 ` Takashi Iwai 2021-10-08 9:24 ` Arnd Bergmann 2021-10-08 9:24 ` Arnd Bergmann 2021-10-08 11:11 ` Takashi Iwai 2021-10-08 11:11 ` Takashi Iwai 2021-10-08 11:45 ` Arnd Bergmann 2021-10-08 11:45 ` Arnd Bergmann 2021-10-08 11:53 ` Takashi Iwai 2021-10-08 11:53 ` Takashi Iwai 2021-10-08 12:13 ` Arnd Bergmann 2021-10-08 12:13 ` Arnd Bergmann 2021-10-08 12:07 ` Rich Felker 2021-10-08 12:07 ` Rich Felker 2021-10-10 7:53 ` Takashi Iwai 2021-10-10 7:53 ` Takashi Iwai 2021-10-18 14:43 ` Rich Felker 2021-10-18 14:43 ` Rich Felker 2021-10-18 14:58 ` Takashi Iwai 2021-10-18 14:58 ` Takashi Iwai 2021-10-18 15:08 ` Rich Felker 2021-10-18 15:08 ` Rich Felker 2021-10-18 15:26 ` Arnd Bergmann 2021-10-18 15:26 ` Arnd Bergmann 2021-10-18 20:42 ` Rich Felker 2021-10-18 20:42 ` Rich Felker 2021-10-19 14:16 ` Rich Felker 2021-10-19 14:16 ` Rich Felker 2021-10-19 14:23 ` Arnd Bergmann 2021-10-19 14:23 ` Arnd Bergmann 2021-10-08 12:06 ` Rich Felker 2021-10-08 12:06 ` Rich Felker 2021-10-08 12:37 ` Arnd Bergmann 2021-10-08 12:37 ` Arnd Bergmann 2021-10-08 17:20 ` Rich Felker 2021-10-08 17:20 ` Rich Felker 2019-12-11 21:20 ` Arnd Bergmann [this message] 2019-12-11 21:20 ` [alsa-devel] [PATCH v7 9/9] ALSA: bump uapi version numbers Arnd Bergmann 2019-12-17 10:42 ` [PATCH v7 0/8] Fix year 2038 issue for sound subsystem Takashi Iwai 2019-12-17 10:42 ` [alsa-devel] " Takashi Iwai 2019-12-17 21:15 ` Arnd Bergmann 2019-12-17 21:15 ` [alsa-devel] " Arnd Bergmann 2019-12-17 21:16 ` [GIT PULL, v8] " Arnd Bergmann 2019-12-17 21:16 ` [alsa-devel] " Arnd Bergmann 2019-12-17 22:22 ` [PATCH v7 0/8] " Takashi Iwai 2019-12-17 22:22 ` [alsa-devel] " Takashi Iwai
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