Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * @File	ctpcm.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * @Brief
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * This file contains the definition of the pcm device functions.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  * @Author	Liu Chun
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  * @Date 	Apr 2 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include "ctpcm.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include "cttimer.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) /* Hardware descriptions for playback */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) static const struct snd_pcm_hardware ct_pcm_playback_hw = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 	.info			= (SNDRV_PCM_INFO_MMAP |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 				   SNDRV_PCM_INFO_INTERLEAVED |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 				   SNDRV_PCM_INFO_BLOCK_TRANSFER |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 				   SNDRV_PCM_INFO_MMAP_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) 				   SNDRV_PCM_INFO_PAUSE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 	.formats		= (SNDRV_PCM_FMTBIT_U8 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 				   SNDRV_PCM_FMTBIT_S16_LE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 				   SNDRV_PCM_FMTBIT_S24_3LE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 				   SNDRV_PCM_FMTBIT_S32_LE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 				   SNDRV_PCM_FMTBIT_FLOAT_LE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 	.rates			= (SNDRV_PCM_RATE_CONTINUOUS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 				   SNDRV_PCM_RATE_8000_192000),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	.rate_min		= 8000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	.rate_max		= 192000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 	.channels_min		= 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 	.channels_max		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 	.buffer_bytes_max	= (128*1024),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	.period_bytes_min	= (64),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	.period_bytes_max	= (128*1024),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	.periods_min		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	.periods_max		= 1024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	.fifo_size		= 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) static const struct snd_pcm_hardware ct_spdif_passthru_playback_hw = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	.info			= (SNDRV_PCM_INFO_MMAP |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 				   SNDRV_PCM_INFO_INTERLEAVED |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 				   SNDRV_PCM_INFO_BLOCK_TRANSFER |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 				   SNDRV_PCM_INFO_MMAP_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 				   SNDRV_PCM_INFO_PAUSE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	.formats		= SNDRV_PCM_FMTBIT_S16_LE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	.rates			= (SNDRV_PCM_RATE_48000 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 				   SNDRV_PCM_RATE_44100 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 				   SNDRV_PCM_RATE_32000),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	.rate_min		= 32000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	.rate_max		= 48000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	.channels_min		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	.channels_max		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	.buffer_bytes_max	= (128*1024),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	.period_bytes_min	= (64),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	.period_bytes_max	= (128*1024),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	.periods_min		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	.periods_max		= 1024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	.fifo_size		= 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) /* Hardware descriptions for capture */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) static const struct snd_pcm_hardware ct_pcm_capture_hw = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	.info			= (SNDRV_PCM_INFO_MMAP |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 				   SNDRV_PCM_INFO_INTERLEAVED |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 				   SNDRV_PCM_INFO_BLOCK_TRANSFER |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 				   SNDRV_PCM_INFO_PAUSE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 				   SNDRV_PCM_INFO_MMAP_VALID),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	.formats		= (SNDRV_PCM_FMTBIT_U8 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 				   SNDRV_PCM_FMTBIT_S16_LE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 				   SNDRV_PCM_FMTBIT_S24_3LE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 				   SNDRV_PCM_FMTBIT_S32_LE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 				   SNDRV_PCM_FMTBIT_FLOAT_LE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	.rates			= (SNDRV_PCM_RATE_CONTINUOUS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 				   SNDRV_PCM_RATE_8000_96000),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	.rate_min		= 8000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	.rate_max		= 96000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	.channels_min		= 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	.channels_max		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	.buffer_bytes_max	= (128*1024),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	.period_bytes_min	= (384),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	.period_bytes_max	= (64*1024),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	.periods_min		= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	.periods_max		= 1024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	.fifo_size		= 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) static void ct_atc_pcm_interrupt(struct ct_atc_pcm *atc_pcm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	struct ct_atc_pcm *apcm = atc_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	if (!apcm->substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	snd_pcm_period_elapsed(apcm->substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) static void ct_atc_pcm_free_substream(struct snd_pcm_runtime *runtime)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	struct ct_atc *atc = snd_pcm_substream_chip(apcm->substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	atc->pcm_release_resources(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	ct_timer_instance_free(apcm->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	kfree(apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	runtime->private_data = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) /* pcm playback operations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) static int ct_pcm_playback_open(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	struct ct_atc_pcm *apcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	apcm = kzalloc(sizeof(*apcm), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	if (!apcm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	apcm->substream = substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	apcm->interrupt = ct_atc_pcm_interrupt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	if (IEC958 == substream->pcm->device) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 		runtime->hw = ct_spdif_passthru_playback_hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 		atc->spdif_out_passthru(atc, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 		runtime->hw = ct_pcm_playback_hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		if (FRONT == substream->pcm->device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 			runtime->hw.channels_max = 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	err = snd_pcm_hw_constraint_integer(runtime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 					    SNDRV_PCM_HW_PARAM_PERIODS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 		goto free_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	err = snd_pcm_hw_constraint_minmax(runtime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 					   SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 					   1024, UINT_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 		goto free_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	apcm->timer = ct_timer_instance_new(atc->timer, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	if (!apcm->timer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 		err = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 		goto free_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	runtime->private_data = apcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	runtime->private_free = ct_atc_pcm_free_substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) free_pcm:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	kfree(apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static int ct_pcm_playback_close(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	/* TODO: Notify mixer inactive. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	if (IEC958 == substream->pcm->device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		atc->spdif_out_passthru(atc, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	/* The ct_atc_pcm object will be freed by runtime->private_free */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static int ct_pcm_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 				     struct snd_pcm_hw_params *hw_params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	struct ct_atc_pcm *apcm = substream->runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	/* clear previous resources */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	atc->pcm_release_resources(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) static int ct_pcm_hw_free(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	struct ct_atc_pcm *apcm = substream->runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	/* clear previous resources */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 	atc->pcm_release_resources(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) static int ct_pcm_playback_prepare(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	if (IEC958 == substream->pcm->device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 		err = atc->spdif_passthru_playback_prepare(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 		err = atc->pcm_playback_prepare(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		dev_err(atc->card->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 			"Preparing pcm playback failed!!!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) ct_pcm_playback_trigger(struct snd_pcm_substream *substream, int cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 	switch (cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	case SNDRV_PCM_TRIGGER_START:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	case SNDRV_PCM_TRIGGER_RESUME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 		atc->pcm_playback_start(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 	case SNDRV_PCM_TRIGGER_STOP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	case SNDRV_PCM_TRIGGER_SUSPEND:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 		atc->pcm_playback_stop(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) static snd_pcm_uframes_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) ct_pcm_playback_pointer(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 	unsigned long position;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 	/* Read out playback position */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 	position = atc->pcm_playback_position(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 	position = bytes_to_frames(runtime, position);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 	if (position >= runtime->buffer_size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 		position = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 	return position;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) /* pcm capture operations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) static int ct_pcm_capture_open(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 	struct ct_atc_pcm *apcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 	apcm = kzalloc(sizeof(*apcm), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 	if (!apcm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 	apcm->started = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 	apcm->substream = substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	apcm->interrupt = ct_atc_pcm_interrupt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 	runtime->hw = ct_pcm_capture_hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	runtime->hw.rate_max = atc->rsr * atc->msr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 	err = snd_pcm_hw_constraint_integer(runtime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 					    SNDRV_PCM_HW_PARAM_PERIODS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 		goto free_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 	err = snd_pcm_hw_constraint_minmax(runtime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 					   SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 					   1024, UINT_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 		goto free_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) 	apcm->timer = ct_timer_instance_new(atc->timer, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 	if (!apcm->timer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 		err = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 		goto free_pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 	runtime->private_data = apcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) 	runtime->private_free = ct_atc_pcm_free_substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) free_pcm:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 	kfree(apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) static int ct_pcm_capture_close(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) 	/* The ct_atc_pcm object will be freed by runtime->private_free */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) 	/* TODO: Notify mixer inactive. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) static int ct_pcm_capture_prepare(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) 	err = atc->pcm_capture_prepare(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) 		dev_err(atc->card->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) 			"Preparing pcm capture failed!!!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) ct_pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) 	switch (cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) 	case SNDRV_PCM_TRIGGER_START:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) 		atc->pcm_capture_start(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) 	case SNDRV_PCM_TRIGGER_STOP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) 		atc->pcm_capture_stop(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) 		atc->pcm_capture_stop(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) static snd_pcm_uframes_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) ct_pcm_capture_pointer(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) 	unsigned long position;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) 	struct ct_atc *atc = snd_pcm_substream_chip(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) 	struct snd_pcm_runtime *runtime = substream->runtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) 	struct ct_atc_pcm *apcm = runtime->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) 	/* Read out playback position */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) 	position = atc->pcm_capture_position(atc, apcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) 	position = bytes_to_frames(runtime, position);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) 	if (position >= runtime->buffer_size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) 		position = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) 	return position;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) /* PCM operators for playback */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) static const struct snd_pcm_ops ct_pcm_playback_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) 	.open	 	= ct_pcm_playback_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) 	.close		= ct_pcm_playback_close,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) 	.hw_params	= ct_pcm_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) 	.hw_free	= ct_pcm_hw_free,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) 	.prepare	= ct_pcm_playback_prepare,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) 	.trigger	= ct_pcm_playback_trigger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) 	.pointer	= ct_pcm_playback_pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) /* PCM operators for capture */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) static const struct snd_pcm_ops ct_pcm_capture_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) 	.open	 	= ct_pcm_capture_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) 	.close		= ct_pcm_capture_close,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) 	.hw_params	= ct_pcm_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) 	.hw_free	= ct_pcm_hw_free,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) 	.prepare	= ct_pcm_capture_prepare,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) 	.trigger	= ct_pcm_capture_trigger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) 	.pointer	= ct_pcm_capture_pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) static const struct snd_pcm_chmap_elem surround_map[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) 	{ .channels = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) 	  .map = { SNDRV_CHMAP_MONO } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) 	{ .channels = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) 	  .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) 	{ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) static const struct snd_pcm_chmap_elem clfe_map[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) 	{ .channels = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) 	  .map = { SNDRV_CHMAP_MONO } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) 	{ .channels = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) 	  .map = { SNDRV_CHMAP_FC, SNDRV_CHMAP_LFE } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) 	{ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) static const struct snd_pcm_chmap_elem side_map[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) 	{ .channels = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) 	  .map = { SNDRV_CHMAP_MONO } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) 	{ .channels = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) 	  .map = { SNDRV_CHMAP_SL, SNDRV_CHMAP_SR } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) 	{ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) /* Create ALSA pcm device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) int ct_alsa_pcm_create(struct ct_atc *atc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) 		       enum CTALSADEVS device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) 		       const char *device_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) 	struct snd_pcm *pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) 	const struct snd_pcm_chmap_elem *map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) 	int chs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) 	int playback_count, capture_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) 	playback_count = (IEC958 == device) ? 1 : 256;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) 	capture_count = (FRONT == device) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) 	err = snd_pcm_new(atc->card, "ctxfi", device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) 			  playback_count, capture_count, &pcm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) 		dev_err(atc->card->dev, "snd_pcm_new failed!! Err=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) 			err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) 	pcm->private_data = atc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) 	pcm->info_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) 	pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) 	strlcpy(pcm->name, device_name, sizeof(pcm->name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &ct_pcm_playback_ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) 	if (FRONT == device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) 		snd_pcm_set_ops(pcm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) 				SNDRV_PCM_STREAM_CAPTURE, &ct_pcm_capture_ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) 	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) 				       &atc->pci->dev, 128*1024, 128*1024);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) 	chs = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) 	switch (device) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) 	case FRONT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) 		chs = 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) 		map = snd_pcm_std_chmaps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) 	case SURROUND:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) 		map = surround_map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) 	case CLFE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) 		map = clfe_map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) 	case SIDE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) 		map = side_map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) 		map = snd_pcm_std_chmaps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) 	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, map, chs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) 				     0, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) #ifdef CONFIG_PM_SLEEP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) 	atc->pcms[device] = pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) }