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 
22 int q6dsp_map_channels(u8 ch_map[PCM_MAX_NUM_CHANNEL], int ch);
23 int q6dsp_get_channel_allocation(int channels);
24 
25 #endif /* __Q6DSP_COMMON_H__ */
26