q6dsp-common.h (891B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2 3#ifndef __Q6DSP_COMMON_H__ 4#define __Q6DSP_COMMON_H__ 5 6#include <linux/kernel.h> 7 8#define PCM_MAX_NUM_CHANNEL 8 9#define PCM_CHANNEL_NULL 0 10 11#define PCM_CHANNEL_FL 1 /* Front left channel. */ 12#define PCM_CHANNEL_FR 2 /* Front right channel. */ 13#define PCM_CHANNEL_FC 3 /* Front center channel. */ 14#define PCM_CHANNEL_LS 4 /* Left surround channel. */ 15#define PCM_CHANNEL_RS 5 /* Right surround channel. */ 16#define PCM_CHANNEL_LFE 6 /* Low frequency effect channel. */ 17#define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */ 18#define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */ 19#define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */ 20#define PCM_CHANNELS 10 /* Top surround channel. */ 21 22int q6dsp_map_channels(u8 ch_map[PCM_MAX_NUM_CHANNEL], int ch); 23 24#endif /* __Q6DSP_COMMON_H__ */