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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /sound/firewire/lib.h | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/firewire/lib.h')
| -rw-r--r-- | sound/firewire/lib.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sound/firewire/lib.h b/sound/firewire/lib.h new file mode 100644 index 000000000..664dfdb9e --- /dev/null +++ b/sound/firewire/lib.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef SOUND_FIREWIRE_LIB_H_INCLUDED +#define SOUND_FIREWIRE_LIB_H_INCLUDED + +#include <linux/firewire-constants.h> +#include <linux/types.h> +#include <linux/sched.h> +#include <sound/rawmidi.h> + +struct fw_unit; + +#define FW_GENERATION_MASK 0x00ff +#define FW_FIXED_GENERATION 0x0100 +#define FW_QUIET 0x0200 + +int snd_fw_transaction(struct fw_unit *unit, int tcode, + u64 offset, void *buffer, size_t length, + unsigned int flags); + +/* returns true if retrying the transaction would not make sense */ +static inline bool rcode_is_permanent_error(int rcode) +{ + return rcode == RCODE_TYPE_ERROR || rcode == RCODE_ADDRESS_ERROR; +} + +#endif |