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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /sound/usb/usx2y/usx2yhwdeppcm.h | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/usb/usx2y/usx2yhwdeppcm.h')
-rw-r--r-- | sound/usb/usx2y/usx2yhwdeppcm.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.h b/sound/usb/usx2y/usx2yhwdeppcm.h new file mode 100644 index 000000000..eb5a46466 --- /dev/null +++ b/sound/usb/usx2y/usx2yhwdeppcm.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#define MAXPACK 50 +#define MAXBUFFERMS 100 +#define MAXSTRIDE 3 + +#define SSS (((MAXPACK*MAXBUFFERMS*MAXSTRIDE + 4096) / 4096) * 4096) +struct snd_usX2Y_hwdep_pcm_shm { + char playback[SSS]; + char capture0x8[SSS]; + char capture0xA[SSS]; + volatile int playback_iso_head; + int playback_iso_start; + struct { + int frame, + offset, + length; + } captured_iso[128]; + volatile int captured_iso_head; + volatile unsigned captured_iso_frames; + int capture_iso_start; +}; + +int usX2Y_hwdep_pcm_new(struct snd_card *card); |