From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- sound/soc/qcom/qdsp6/q6dsp-common.c | 66 +++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 sound/soc/qcom/qdsp6/q6dsp-common.c (limited to 'sound/soc/qcom/qdsp6/q6dsp-common.c') diff --git a/sound/soc/qcom/qdsp6/q6dsp-common.c b/sound/soc/qcom/qdsp6/q6dsp-common.c new file mode 100644 index 000000000..d39300349 --- /dev/null +++ b/sound/soc/qcom/qdsp6/q6dsp-common.c @@ -0,0 +1,66 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (c) 2011-2017, The Linux Foundation. All rights reserved. +// Copyright (c) 2018, Linaro Limited + +#include "q6dsp-common.h" +#include +#include +#include +#include + +int q6dsp_map_channels(u8 ch_map[PCM_MAX_NUM_CHANNEL], int ch) +{ + memset(ch_map, 0, PCM_MAX_NUM_CHANNEL); + + switch (ch) { + case 1: + ch_map[0] = PCM_CHANNEL_FC; + break; + case 2: + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + break; + case 3: + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_FC; + break; + case 4: + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_LS; + ch_map[3] = PCM_CHANNEL_RS; + break; + case 5: + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_FC; + ch_map[3] = PCM_CHANNEL_LS; + ch_map[4] = PCM_CHANNEL_RS; + break; + case 6: + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_LFE; + ch_map[3] = PCM_CHANNEL_FC; + ch_map[4] = PCM_CHANNEL_LS; + ch_map[5] = PCM_CHANNEL_RS; + break; + case 8: + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_LFE; + ch_map[3] = PCM_CHANNEL_FC; + ch_map[4] = PCM_CHANNEL_LS; + ch_map[5] = PCM_CHANNEL_RS; + ch_map[6] = PCM_CHANNEL_LB; + ch_map[7] = PCM_CHANNEL_RB; + break; + default: + return -EINVAL; + } + + return 0; +} +EXPORT_SYMBOL_GPL(q6dsp_map_channels); +MODULE_LICENSE("GPL v2"); -- cgit v1.2.3