diff options
Diffstat (limited to 'sound/soc/tegra/tegra_isomgr_bw.h')
| -rw-r--r-- | sound/soc/tegra/tegra_isomgr_bw.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra_isomgr_bw.h b/sound/soc/tegra/tegra_isomgr_bw.h new file mode 100644 index 000000000000..86db3cfd4e43 --- /dev/null +++ b/sound/soc/tegra/tegra_isomgr_bw.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0-only + * SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. + * All rights reserved. + * + * tegra_isomgr_bw.h - Definitions for ADMA bandwidth calculation + * + */ + +#ifndef __TEGRA_ISOMGR_BW_H__ +#define __TEGRA_ISOMGR_BW_H__ + +/* Playback and Capture streams */ +#define STREAM_TYPE 2 + +struct tegra_adma_isomgr { + /* Protect pcm devices bandwidth */ + struct mutex mutex; + /* interconnect path handle */ + struct icc_path *icc_path_handle; + u32 *bw_per_dev[STREAM_TYPE]; + u32 current_bandwidth; + u32 max_pcm_device; + u32 max_bw; +}; + +int tegra_isomgr_adma_register(struct device *dev); +void tegra_isomgr_adma_unregister(struct device *dev); +int tegra_isomgr_adma_setbw(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai, bool is_running); + +#endif |