Meng Wang | 43bbb87 | 2018-12-10 12:32:05 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
Xiaojun Sang | 53cd13a | 2018-06-29 15:14:37 +0800 | [diff] [blame] | 2 | /* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved. |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 3 | */ |
| 4 | #include <linux/platform_device.h> |
| 5 | #include <linux/slab.h> |
| 6 | #include <linux/module.h> |
| 7 | #include <linux/of_device.h> |
| 8 | #include <linux/err.h> |
| 9 | #include <sound/core.h> |
| 10 | #include <sound/pcm.h> |
| 11 | #include <sound/soc.h> |
| 12 | #include <linux/msm_ext_display.h> |
| 13 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 14 | #define DRV_NAME "HDMI_codec" |
| 15 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 16 | #define MSM_EXT_DISP_PCM_RATES SNDRV_PCM_RATE_48000 |
| 17 | #define AUD_EXT_DISP_ACK_DISCONNECT (AUDIO_ACK_CONNECT ^ AUDIO_ACK_CONNECT) |
| 18 | #define AUD_EXT_DISP_ACK_CONNECT (AUDIO_ACK_CONNECT) |
| 19 | #define AUD_EXT_DISP_ACK_ENABLE (AUDIO_ACK_SET_ENABLE | AUDIO_ACK_ENABLE) |
| 20 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 21 | #define SOC_EXT_DISP_AUDIO_TYPE(index) \ |
| 22 | static SOC_ENUM_SINGLE_DECL(ext_disp_audio_type##index, SND_SOC_NOPM, \ |
| 23 | index, ext_disp_audio_type_text) |
| 24 | #define SOC_EXT_DISP_AUDIO_ACK_STATE(index) \ |
| 25 | static SOC_ENUM_SINGLE_DECL(ext_disp_audio_ack_state##index, \ |
| 26 | SND_SOC_NOPM, index, ext_disp_audio_ack_text) |
| 27 | |
| 28 | #define SWITCH_DP_CODEC(codec_info, codec_data, dai_id) \ |
| 29 | codec_info.type = EXT_DISPLAY_TYPE_DP; \ |
| 30 | codec_info.ctrl_id = codec_data->ctl[dai_id]; \ |
| 31 | codec_info.stream_id = codec_data->stream[dai_id]; \ |
| 32 | msm_ext_disp_select_audio_codec(codec_data->ext_disp_core_pdev, \ |
| 33 | &codec_info) |
| 34 | |
| 35 | enum { |
Karthikeyan Mani | 311bd67 | 2019-06-06 13:40:55 -0700 | [diff] [blame] | 36 | DP_CONTROLLER0 = 0, |
| 37 | DP_CONTROLLER_MAX, |
| 38 | }; |
| 39 | |
| 40 | enum { |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 41 | DP_STREAM0 = 0, |
| 42 | DP_STREAM1, |
| 43 | DP_STREAM_MAX, |
| 44 | }; |
| 45 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 46 | /* |
| 47 | * Dai id cannot be zero, if component has more than one dai and dai id |
| 48 | * is used to differentiate between them |
| 49 | */ |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 50 | enum { |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 51 | DP_DAI1 = 1, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 52 | DP_DAI2, |
| 53 | HDMI_DAI, |
| 54 | DP_DAI_MAX, |
| 55 | }; |
| 56 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 57 | static const char *const ext_disp_audio_type_text[] = {"None", "HDMI", "DP"}; |
| 58 | static const char *const ext_disp_audio_ack_text[] = {"Disconnect", "Connect", |
| 59 | "Ack_Enable"}; |
| 60 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 61 | SOC_EXT_DISP_AUDIO_TYPE(1); |
| 62 | SOC_EXT_DISP_AUDIO_ACK_STATE(1); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 63 | SOC_EXT_DISP_AUDIO_TYPE(2); |
| 64 | SOC_EXT_DISP_AUDIO_ACK_STATE(2); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 65 | |
| 66 | struct msm_ext_disp_audio_codec_rx_data { |
| 67 | struct platform_device *ext_disp_core_pdev; |
| 68 | struct msm_ext_disp_audio_codec_ops ext_disp_ops; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 69 | struct mutex dp_ops_lock; |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 70 | int cable_status[DP_DAI_MAX]; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 71 | int stream[DP_DAI_MAX]; |
| 72 | int ctl[DP_DAI_MAX]; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 73 | }; |
| 74 | |
| 75 | static int msm_ext_disp_edid_ctl_info(struct snd_kcontrol *kcontrol, |
| 76 | struct snd_ctl_elem_info *uinfo) |
| 77 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 78 | struct snd_soc_component *component = |
| 79 | snd_soc_kcontrol_component(kcontrol); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 80 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 81 | struct msm_ext_disp_audio_edid_blk edid_blk; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 82 | int rc = 0; |
| 83 | struct msm_ext_disp_codec_id codec_info; |
| 84 | int dai_id = kcontrol->private_value; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 85 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 86 | codec_data = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 87 | if (!codec_data) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 88 | dev_err(component->dev, "%s: codec_data is NULL\n", __func__); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 89 | return -EINVAL; |
| 90 | } |
| 91 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 92 | dev_dbg(component->dev, "%s: DP ctl id %d Stream id %d\n", __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 93 | codec_data->ctl[dai_id], codec_data->stream[dai_id]); |
| 94 | |
| 95 | mutex_lock(&codec_data->dp_ops_lock); |
| 96 | SWITCH_DP_CODEC(codec_info, codec_data, dai_id); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 97 | if (!codec_data->ext_disp_ops.get_audio_edid_blk) { |
| 98 | dev_dbg(component->dev, "%s: get_audio_edid_blk() is NULL\n", |
| 99 | __func__); |
| 100 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; |
| 101 | uinfo->count = 0; |
| 102 | mutex_unlock(&codec_data->dp_ops_lock); |
Meng Wang | b5cf458 | 2019-09-04 09:22:07 +0800 | [diff] [blame^] | 103 | return 0; |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 104 | } |
| 105 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 106 | rc = codec_data->ext_disp_ops.get_audio_edid_blk( |
| 107 | codec_data->ext_disp_core_pdev, &edid_blk); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 108 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 109 | if (rc >= 0) { |
| 110 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; |
| 111 | uinfo->count = edid_blk.audio_data_blk_size + |
| 112 | edid_blk.spk_alloc_data_blk_size; |
| 113 | } |
| 114 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 115 | dev_dbg(component->dev, "%s: count: %d\n", __func__, uinfo->count); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 116 | |
| 117 | return rc; |
| 118 | } |
| 119 | |
| 120 | static int msm_ext_disp_edid_get(struct snd_kcontrol *kcontrol, |
| 121 | struct snd_ctl_elem_value *ucontrol) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 122 | struct snd_soc_component *component = |
| 123 | snd_soc_kcontrol_component(kcontrol); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 124 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 125 | struct msm_ext_disp_audio_edid_blk edid_blk; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 126 | struct msm_ext_disp_codec_id codec_info; |
| 127 | int rc = 0; |
| 128 | int dai_id = kcontrol->private_value; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 129 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 130 | codec_data = snd_soc_component_get_drvdata(component); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 131 | if (!codec_data) { |
| 132 | dev_err(component->dev, "%s: codec_data is NULL\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 133 | __func__); |
| 134 | return -EINVAL; |
| 135 | } |
| 136 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 137 | dev_dbg(component->dev, "%s: DP ctl id %d Stream id %d\n", __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 138 | codec_data->ctl[dai_id], codec_data->stream[dai_id]); |
| 139 | |
| 140 | mutex_lock(&codec_data->dp_ops_lock); |
| 141 | SWITCH_DP_CODEC(codec_info, codec_data, dai_id); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 142 | if (!codec_data->ext_disp_ops.get_audio_edid_blk) { |
| 143 | dev_err(component->dev, "%s: codec_data or get_audio_edid_blk() is NULL\n", |
| 144 | __func__); |
| 145 | mutex_unlock(&codec_data->dp_ops_lock); |
| 146 | return -EINVAL; |
| 147 | } |
| 148 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 149 | rc = codec_data->ext_disp_ops.get_audio_edid_blk( |
| 150 | codec_data->ext_disp_core_pdev, &edid_blk); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 151 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 152 | if (rc >= 0) { |
| 153 | if (sizeof(ucontrol->value.bytes.data) < |
| 154 | (edid_blk.audio_data_blk_size + |
| 155 | edid_blk.spk_alloc_data_blk_size)) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 156 | dev_err(component->dev, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 157 | "%s: Not enough memory to copy EDID data\n", |
| 158 | __func__); |
| 159 | return -ENOMEM; |
| 160 | } |
| 161 | |
| 162 | memcpy(ucontrol->value.bytes.data, |
| 163 | edid_blk.audio_data_blk, |
| 164 | edid_blk.audio_data_blk_size); |
| 165 | memcpy((ucontrol->value.bytes.data + |
| 166 | edid_blk.audio_data_blk_size), |
| 167 | edid_blk.spk_alloc_data_blk, |
| 168 | edid_blk.spk_alloc_data_blk_size); |
| 169 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 170 | dev_dbg(component->dev, "%s: data_blk_size:%d, spk_alloc_data_blk_size:%d\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 171 | __func__, edid_blk.audio_data_blk_size, |
| 172 | edid_blk.spk_alloc_data_blk_size); |
| 173 | } |
| 174 | |
| 175 | return rc; |
| 176 | } |
| 177 | |
| 178 | static int msm_ext_disp_audio_type_get(struct snd_kcontrol *kcontrol, |
| 179 | struct snd_ctl_elem_value *ucontrol) |
| 180 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 181 | struct snd_soc_component *component = |
| 182 | snd_soc_kcontrol_component(kcontrol); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 183 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 184 | enum msm_ext_disp_cable_state cable_state; |
| 185 | enum msm_ext_disp_type disp_type; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 186 | struct msm_ext_disp_codec_id codec_info; |
| 187 | int rc = 0; |
| 188 | int dai_id = ((struct soc_enum *) kcontrol->private_value)->shift_l; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 189 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 190 | codec_data = snd_soc_component_get_drvdata(component); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 191 | if (!codec_data) { |
| 192 | dev_err(component->dev, "%s: codec_data is NULL\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 193 | __func__); |
| 194 | return -EINVAL; |
| 195 | } |
| 196 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 197 | dev_dbg(component->dev, "%s: DP ctl id %d Stream id %d\n", __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 198 | codec_data->ctl[dai_id], codec_data->stream[dai_id]); |
| 199 | |
| 200 | mutex_lock(&codec_data->dp_ops_lock); |
| 201 | SWITCH_DP_CODEC(codec_info, codec_data, dai_id); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 202 | |
| 203 | if (!codec_data->ext_disp_ops.get_audio_edid_blk || |
| 204 | !codec_data->ext_disp_ops.get_intf_id) { |
| 205 | dev_err(component->dev, "%s: get_audio_edid_blk() or get_intf_id is NULL\n", |
| 206 | __func__); |
| 207 | rc = -EINVAL; |
| 208 | goto cable_err; |
| 209 | } |
| 210 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 211 | cable_state = codec_data->ext_disp_ops.cable_status( |
| 212 | codec_data->ext_disp_core_pdev, 1); |
| 213 | if (cable_state < 0) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 214 | dev_err(component->dev, "%s: Error retrieving cable state from ext_disp, err:%d\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 215 | __func__, cable_state); |
| 216 | rc = cable_state; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 217 | goto cable_err; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 218 | } |
| 219 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 220 | codec_data->cable_status[dai_id] = cable_state; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 221 | if (cable_state == EXT_DISPLAY_CABLE_DISCONNECT) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 222 | dev_err(component->dev, "%s: Display cable disconnected\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 223 | __func__); |
| 224 | ucontrol->value.integer.value[0] = 0; |
| 225 | rc = 0; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 226 | goto cable_err; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 227 | } |
| 228 | |
| 229 | disp_type = codec_data->ext_disp_ops.get_intf_id( |
| 230 | codec_data->ext_disp_core_pdev); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 231 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 232 | if (disp_type >= 0) { |
| 233 | switch (disp_type) { |
| 234 | case EXT_DISPLAY_TYPE_DP: |
| 235 | ucontrol->value.integer.value[0] = 2; |
| 236 | rc = 0; |
| 237 | break; |
| 238 | case EXT_DISPLAY_TYPE_HDMI: |
| 239 | ucontrol->value.integer.value[0] = 1; |
| 240 | rc = 0; |
| 241 | break; |
| 242 | default: |
| 243 | rc = -EINVAL; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 244 | dev_err(component->dev, "%s: Invalid disp_type:%d\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 245 | __func__, disp_type); |
| 246 | goto done; |
| 247 | } |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 248 | dev_dbg(component->dev, "%s: Display type: %d\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 249 | __func__, disp_type); |
| 250 | } else { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 251 | dev_err(component->dev, "%s: Error retrieving disp_type from ext_disp, err:%d\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 252 | __func__, disp_type); |
| 253 | rc = disp_type; |
| 254 | } |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 255 | return rc; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 256 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 257 | cable_err: |
| 258 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 259 | done: |
| 260 | return rc; |
| 261 | } |
| 262 | |
| 263 | static int msm_ext_disp_audio_ack_set(struct snd_kcontrol *kcontrol, |
| 264 | struct snd_ctl_elem_value *ucontrol) |
| 265 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 266 | struct snd_soc_component *component = |
| 267 | snd_soc_kcontrol_component(kcontrol); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 268 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 269 | u32 ack_state = 0; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 270 | struct msm_ext_disp_codec_id codec_info; |
| 271 | int rc = 0; |
| 272 | int dai_id = ((struct soc_enum *) kcontrol->private_value)->shift_l; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 273 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 274 | codec_data = snd_soc_component_get_drvdata(component); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 275 | if (!codec_data) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 276 | dev_err(component->dev, |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 277 | "%s: codec_data is NULL\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 278 | __func__); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 279 | return -EINVAL; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 280 | } |
| 281 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 282 | dev_dbg(component->dev, "%s: DP ctl id %d Stream id %d\n", __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 283 | codec_data->ctl[dai_id], codec_data->stream[dai_id]); |
| 284 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 285 | mutex_lock(&codec_data->dp_ops_lock); |
| 286 | SWITCH_DP_CODEC(codec_info, codec_data, dai_id); |
| 287 | |
| 288 | if (!codec_data->ext_disp_ops.acknowledge) { |
| 289 | dev_err(component->dev, |
| 290 | "%s: codec_data ops acknowledge() is NULL\n", |
| 291 | __func__); |
| 292 | rc = -EINVAL; |
| 293 | goto err; |
| 294 | } |
| 295 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 296 | switch (ucontrol->value.enumerated.item[0]) { |
| 297 | case 0: |
| 298 | ack_state = AUD_EXT_DISP_ACK_DISCONNECT; |
| 299 | break; |
| 300 | case 1: |
| 301 | ack_state = AUD_EXT_DISP_ACK_CONNECT; |
| 302 | break; |
| 303 | case 2: |
| 304 | ack_state = AUD_EXT_DISP_ACK_ENABLE; |
| 305 | break; |
| 306 | default: |
| 307 | rc = -EINVAL; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 308 | dev_err(component->dev, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 309 | "%s: invalid value %d for mixer ctl\n", |
| 310 | __func__, ucontrol->value.enumerated.item[0]); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 311 | goto err; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 312 | } |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 313 | dev_dbg(component->dev, "%s: control %d, ack set value 0x%x\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 314 | __func__, ucontrol->value.enumerated.item[0], ack_state); |
| 315 | |
| 316 | rc = codec_data->ext_disp_ops.acknowledge( |
| 317 | codec_data->ext_disp_core_pdev, ack_state); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 318 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 319 | if (rc < 0) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 320 | dev_err(component->dev, "%s: error from acknowledge(), err:%d\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 321 | __func__, rc); |
| 322 | } |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 323 | return rc; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 324 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 325 | err: |
| 326 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 327 | return rc; |
| 328 | } |
| 329 | |
Karthikeyan Mani | 311bd67 | 2019-06-06 13:40:55 -0700 | [diff] [blame] | 330 | static int msm_ext_disp_audio_device_get(struct snd_kcontrol *kcontrol, |
| 331 | struct snd_ctl_elem_value *ucontrol) |
| 332 | { |
| 333 | struct snd_soc_component *component = |
| 334 | snd_soc_kcontrol_component(kcontrol); |
| 335 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 336 | int rc = 0; |
| 337 | int dai_id = ((struct soc_multi_mixer_control *) |
| 338 | kcontrol->private_value)->shift; |
| 339 | |
| 340 | if (dai_id < 0 || dai_id > DP_DAI2) { |
| 341 | dev_err(component->dev, |
| 342 | "%s: invalid dai id: %d\n", __func__, dai_id); |
| 343 | rc = -EINVAL; |
| 344 | goto done; |
| 345 | } |
| 346 | |
| 347 | codec_data = snd_soc_component_get_drvdata(component); |
| 348 | if (!codec_data) { |
| 349 | dev_err(component->dev, |
| 350 | "%s: codec_data or ops acknowledge() is NULL\n", |
| 351 | __func__); |
| 352 | rc = -EINVAL; |
| 353 | goto done; |
| 354 | } |
| 355 | ucontrol->value.integer.value[0] = codec_data->ctl[dai_id]; |
| 356 | ucontrol->value.integer.value[1] = codec_data->stream[dai_id]; |
| 357 | |
| 358 | done: |
| 359 | return rc; |
| 360 | } |
| 361 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 362 | static int msm_ext_disp_audio_device_set(struct snd_kcontrol *kcontrol, |
| 363 | struct snd_ctl_elem_value *ucontrol) |
| 364 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 365 | struct snd_soc_component *component = |
| 366 | snd_soc_kcontrol_component(kcontrol); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 367 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 368 | int rc = 0; |
Karthikeyan Mani | 311bd67 | 2019-06-06 13:40:55 -0700 | [diff] [blame] | 369 | int dai_id = ((struct soc_multi_mixer_control *) |
| 370 | kcontrol->private_value)->shift; |
| 371 | |
| 372 | if (dai_id < 0 || dai_id > DP_DAI2) { |
| 373 | dev_err(component->dev, |
| 374 | "%s: invalid dai id: %d\n", __func__, dai_id); |
| 375 | rc = -EINVAL; |
| 376 | goto done; |
| 377 | } |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 378 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 379 | codec_data = snd_soc_component_get_drvdata(component); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 380 | if (!codec_data) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 381 | dev_err(component->dev, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 382 | "%s: codec_data or ops acknowledge() is NULL\n", |
| 383 | __func__); |
| 384 | rc = -EINVAL; |
| 385 | goto done; |
| 386 | } |
| 387 | |
Karthikeyan Mani | 311bd67 | 2019-06-06 13:40:55 -0700 | [diff] [blame] | 388 | if ((ucontrol->value.integer.value[0] > (DP_CONTROLLER_MAX - 1)) || |
| 389 | (ucontrol->value.integer.value[1] > (DP_STREAM_MAX - 1)) || |
| 390 | (ucontrol->value.integer.value[0] < 0) || |
| 391 | (ucontrol->value.integer.value[1] < 0)) { |
| 392 | dev_err(component->dev, |
| 393 | "%s: DP audio control index invalid\n", |
| 394 | __func__); |
| 395 | rc = -EINVAL; |
| 396 | goto done; |
| 397 | } |
| 398 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 399 | mutex_lock(&codec_data->dp_ops_lock); |
Karthikeyan Mani | 311bd67 | 2019-06-06 13:40:55 -0700 | [diff] [blame] | 400 | codec_data->ctl[dai_id] = ucontrol->value.integer.value[0]; |
| 401 | codec_data->stream[dai_id] = ucontrol->value.integer.value[1]; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 402 | mutex_unlock(&codec_data->dp_ops_lock); |
| 403 | |
| 404 | done: |
| 405 | return rc; |
| 406 | } |
| 407 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 408 | static const struct snd_kcontrol_new msm_ext_disp_codec_rx_controls[] = { |
| 409 | { |
| 410 | .access = SNDRV_CTL_ELEM_ACCESS_READ | |
| 411 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
| 412 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
| 413 | .name = "HDMI EDID", |
| 414 | .info = msm_ext_disp_edid_ctl_info, |
| 415 | .get = msm_ext_disp_edid_get, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 416 | .private_value = HDMI_DAI, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 417 | }, |
| 418 | { |
| 419 | .access = SNDRV_CTL_ELEM_ACCESS_READ | |
| 420 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
| 421 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
| 422 | .name = "Display Port EDID", |
| 423 | .info = msm_ext_disp_edid_ctl_info, |
| 424 | .get = msm_ext_disp_edid_get, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 425 | .private_value = DP_DAI1, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 426 | }, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 427 | { |
| 428 | .access = SNDRV_CTL_ELEM_ACCESS_READ | |
| 429 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
| 430 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
| 431 | .name = "Display Port1 EDID", |
| 432 | .info = msm_ext_disp_edid_ctl_info, |
| 433 | .get = msm_ext_disp_edid_get, |
| 434 | .private_value = DP_DAI2, |
| 435 | }, |
| 436 | SOC_ENUM_EXT("External Display Type", |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 437 | ext_disp_audio_type1, |
| 438 | msm_ext_disp_audio_type_get, NULL), |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 439 | SOC_ENUM_EXT("External Display1 Type", |
| 440 | ext_disp_audio_type2, |
| 441 | msm_ext_disp_audio_type_get, NULL), |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 442 | SOC_ENUM_EXT("External Display Audio Ack", |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 443 | ext_disp_audio_ack_state1, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 444 | NULL, msm_ext_disp_audio_ack_set), |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 445 | SOC_ENUM_EXT("External Display1 Audio Ack", |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 446 | ext_disp_audio_ack_state2, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 447 | NULL, msm_ext_disp_audio_ack_set), |
| 448 | |
Karthikeyan Mani | 311bd67 | 2019-06-06 13:40:55 -0700 | [diff] [blame] | 449 | SOC_SINGLE_MULTI_EXT("External Display Audio Device", |
| 450 | SND_SOC_NOPM, DP_DAI1, DP_STREAM_MAX - 1, 0, 2, |
| 451 | msm_ext_disp_audio_device_get, |
| 452 | msm_ext_disp_audio_device_set), |
| 453 | SOC_SINGLE_MULTI_EXT("External Display1 Audio Device", |
| 454 | SND_SOC_NOPM, DP_DAI2, DP_STREAM_MAX - 1, 0, 2, |
| 455 | msm_ext_disp_audio_device_get, |
| 456 | msm_ext_disp_audio_device_set), |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 457 | }; |
| 458 | |
| 459 | static int msm_ext_disp_audio_codec_rx_dai_startup( |
| 460 | struct snd_pcm_substream *substream, |
| 461 | struct snd_soc_dai *dai) |
| 462 | { |
| 463 | int ret = 0; |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 464 | struct msm_ext_disp_codec_id codec_info; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 465 | struct msm_ext_disp_audio_codec_rx_data *codec_data = |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 466 | dev_get_drvdata(dai->component->dev); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 467 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 468 | if (!codec_data) { |
| 469 | dev_err(dai->dev, "%s() codec_data is null\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 470 | __func__); |
| 471 | return -EINVAL; |
| 472 | } |
| 473 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 474 | dev_dbg(dai->component->dev, "%s: DP ctl id %d Stream id %d\n", |
| 475 | __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 476 | codec_data->ctl[dai->id], codec_data->stream[dai->id]); |
| 477 | |
| 478 | mutex_lock(&codec_data->dp_ops_lock); |
| 479 | SWITCH_DP_CODEC(codec_info, codec_data, dai->id); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 480 | |
| 481 | if (!codec_data->ext_disp_ops.cable_status) { |
| 482 | dev_err(dai->dev, "%s() cable_status is null\n", |
| 483 | __func__); |
| 484 | mutex_unlock(&codec_data->dp_ops_lock); |
| 485 | return -EINVAL; |
| 486 | } |
| 487 | |
| 488 | codec_data->cable_status[dai->id] = |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 489 | codec_data->ext_disp_ops.cable_status( |
| 490 | codec_data->ext_disp_core_pdev, 1); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 491 | mutex_unlock(&codec_data->dp_ops_lock); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 492 | if (codec_data->cable_status[dai->id] < 0) { |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 493 | dev_err(dai->dev, |
| 494 | "%s() ext disp core is not ready (ret val = %d)\n", |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 495 | __func__, codec_data->cable_status[dai->id]); |
| 496 | ret = codec_data->cable_status[dai->id]; |
| 497 | } else if (!codec_data->cable_status[dai->id]) { |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 498 | dev_err(dai->dev, |
| 499 | "%s() ext disp cable is not connected (ret val = %d)\n", |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 500 | __func__, codec_data->cable_status[dai->id]); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 501 | ret = -ENODEV; |
| 502 | } |
| 503 | |
| 504 | return ret; |
| 505 | } |
| 506 | |
| 507 | static int msm_ext_disp_audio_codec_rx_dai_hw_params( |
| 508 | struct snd_pcm_substream *substream, |
| 509 | struct snd_pcm_hw_params *params, |
| 510 | struct snd_soc_dai *dai) |
| 511 | { |
| 512 | u32 channel_allocation = 0; |
| 513 | u32 level_shift = 0; /* 0dB */ |
| 514 | bool down_mix = 0; |
| 515 | u32 num_channels = params_channels(params); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 516 | struct msm_ext_disp_codec_id codec_info; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 517 | int rc = 0; |
| 518 | struct msm_ext_disp_audio_setup_params audio_setup_params = {0}; |
| 519 | |
| 520 | struct msm_ext_disp_audio_codec_rx_data *codec_data = |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 521 | dev_get_drvdata(dai->component->dev); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 522 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 523 | if (!codec_data) { |
| 524 | dev_err(dai->dev, "%s() codec_data is null\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 525 | __func__); |
| 526 | return -EINVAL; |
| 527 | } |
| 528 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 529 | dev_dbg(dai->component->dev, "%s: DP ctl id %d Stream id %d\n", |
| 530 | __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 531 | codec_data->ctl[dai->id], codec_data->stream[dai->id]); |
| 532 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 533 | mutex_lock(&codec_data->dp_ops_lock); |
| 534 | SWITCH_DP_CODEC(codec_info, codec_data, dai->id); |
| 535 | |
| 536 | if (!codec_data->ext_disp_ops.audio_info_setup) { |
| 537 | dev_err(dai->dev, "%s: audio_info_setup is null\n", |
| 538 | __func__); |
| 539 | mutex_unlock(&codec_data->dp_ops_lock); |
| 540 | return -EINVAL; |
| 541 | } |
| 542 | mutex_unlock(&codec_data->dp_ops_lock); |
| 543 | |
| 544 | if (codec_data->cable_status[dai->id] < 0) { |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 545 | dev_err_ratelimited(dai->dev, |
| 546 | "%s() ext disp core is not ready (ret val = %d)\n", |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 547 | __func__, codec_data->cable_status[dai->id]); |
| 548 | return codec_data->cable_status[dai->id]; |
| 549 | } else if (!codec_data->cable_status[dai->id]) { |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 550 | dev_err_ratelimited(dai->dev, |
| 551 | "%s() ext disp cable is not connected (ret val = %d)\n", |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 552 | __func__, codec_data->cable_status[dai->id]); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 553 | return -ENODEV; |
| 554 | } |
| 555 | |
| 556 | /*refer to HDMI spec CEA-861-E: Table 28 Audio InfoFrame Data Byte 4*/ |
| 557 | switch (num_channels) { |
| 558 | case 2: |
| 559 | channel_allocation = 0; |
| 560 | break; |
| 561 | case 3: |
| 562 | channel_allocation = 0x02;/*default to FL/FR/FC*/ |
| 563 | audio_setup_params.sample_present = 0x3; |
| 564 | break; |
| 565 | case 4: |
| 566 | channel_allocation = 0x06;/*default to FL/FR/FC/RC*/ |
| 567 | audio_setup_params.sample_present = 0x7; |
| 568 | break; |
| 569 | case 5: |
| 570 | channel_allocation = 0x0A;/*default to FL/FR/FC/RR/RL*/ |
| 571 | audio_setup_params.sample_present = 0x7; |
| 572 | break; |
| 573 | case 6: |
| 574 | channel_allocation = 0x0B; |
| 575 | audio_setup_params.sample_present = 0x7; |
| 576 | break; |
| 577 | case 7: |
| 578 | channel_allocation = 0x12;/*default to FL/FR/FC/RL/RR/RRC/RLC*/ |
| 579 | audio_setup_params.sample_present = 0xf; |
| 580 | break; |
| 581 | case 8: |
| 582 | channel_allocation = 0x13; |
| 583 | audio_setup_params.sample_present = 0xf; |
| 584 | break; |
| 585 | default: |
| 586 | dev_err(dai->dev, "invalid Channels = %u\n", num_channels); |
| 587 | return -EINVAL; |
| 588 | } |
| 589 | |
| 590 | dev_dbg(dai->dev, |
| 591 | "%s() num_ch %u samplerate %u channel_allocation = %u\n", |
| 592 | __func__, num_channels, params_rate(params), |
| 593 | channel_allocation); |
| 594 | |
| 595 | audio_setup_params.sample_rate_hz = params_rate(params); |
| 596 | audio_setup_params.num_of_channels = num_channels; |
| 597 | audio_setup_params.channel_allocation = channel_allocation; |
| 598 | audio_setup_params.level_shift = level_shift; |
| 599 | audio_setup_params.down_mix = down_mix; |
| 600 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 601 | mutex_lock(&codec_data->dp_ops_lock); |
| 602 | SWITCH_DP_CODEC(codec_info, codec_data, dai->id); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 603 | rc = codec_data->ext_disp_ops.audio_info_setup( |
| 604 | codec_data->ext_disp_core_pdev, &audio_setup_params); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 605 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 606 | if (rc < 0) { |
| 607 | dev_err_ratelimited(dai->dev, |
| 608 | "%s() ext disp core is not ready, rc: %d\n", |
| 609 | __func__, rc); |
| 610 | } |
| 611 | |
| 612 | return rc; |
| 613 | } |
| 614 | |
| 615 | static void msm_ext_disp_audio_codec_rx_dai_shutdown( |
| 616 | struct snd_pcm_substream *substream, |
| 617 | struct snd_soc_dai *dai) |
| 618 | { |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 619 | int rc = 0; |
| 620 | struct msm_ext_disp_codec_id codec_info; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 621 | |
| 622 | struct msm_ext_disp_audio_codec_rx_data *codec_data = |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 623 | dev_get_drvdata(dai->component->dev); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 624 | |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 625 | if (!codec_data) { |
| 626 | dev_err(dai->dev, "%s() codec_data is null\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 627 | __func__); |
| 628 | return; |
| 629 | } |
| 630 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 631 | dev_dbg(dai->component->dev, "%s: DP ctl id %d Stream id %d\n", |
| 632 | __func__, |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 633 | codec_data->ctl[dai->id], codec_data->stream[dai->id]); |
| 634 | |
| 635 | mutex_lock(&codec_data->dp_ops_lock); |
| 636 | SWITCH_DP_CODEC(codec_info, codec_data, dai->id); |
Vignesh Kulothungan | f86a355 | 2019-07-11 15:46:25 -0700 | [diff] [blame] | 637 | |
| 638 | if (!codec_data->ext_disp_ops.teardown_done || |
| 639 | !codec_data->ext_disp_ops.cable_status) { |
| 640 | dev_err(dai->dev, "%s: teardown_done or cable_status is null\n", |
| 641 | __func__); |
| 642 | mutex_unlock(&codec_data->dp_ops_lock); |
| 643 | return; |
| 644 | } |
| 645 | |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 646 | rc = codec_data->ext_disp_ops.cable_status( |
| 647 | codec_data->ext_disp_core_pdev, 0); |
| 648 | if (rc < 0) { |
| 649 | dev_err(dai->dev, |
| 650 | "%s: ext disp core had problems releasing audio flag\n", |
| 651 | __func__); |
| 652 | } |
| 653 | |
| 654 | codec_data->ext_disp_ops.teardown_done( |
| 655 | codec_data->ext_disp_core_pdev); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 656 | mutex_unlock(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 657 | } |
| 658 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 659 | static int msm_ext_disp_audio_codec_rx_probe( |
| 660 | struct snd_soc_component *component) |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 661 | { |
| 662 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 663 | struct device_node *of_node_parent = NULL; |
| 664 | |
| 665 | codec_data = kzalloc(sizeof(struct msm_ext_disp_audio_codec_rx_data), |
| 666 | GFP_KERNEL); |
| 667 | |
| 668 | if (!codec_data) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 669 | dev_err(component->dev, "%s(): fail to allocate dai data\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 670 | __func__); |
| 671 | return -ENOMEM; |
| 672 | } |
| 673 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 674 | of_node_parent = of_get_parent(component->dev->of_node); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 675 | if (!of_node_parent) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 676 | dev_err(component->dev, "%s(): Parent device tree node not found\n", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 677 | __func__); |
| 678 | kfree(codec_data); |
| 679 | return -ENODEV; |
| 680 | } |
| 681 | |
| 682 | codec_data->ext_disp_core_pdev = of_find_device_by_node(of_node_parent); |
| 683 | if (!codec_data->ext_disp_core_pdev) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 684 | dev_err(component->dev, "%s(): can't get parent pdev\n", |
| 685 | __func__); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 686 | kfree(codec_data); |
| 687 | return -ENODEV; |
| 688 | } |
| 689 | |
| 690 | if (msm_ext_disp_register_audio_codec(codec_data->ext_disp_core_pdev, |
| 691 | &codec_data->ext_disp_ops)) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 692 | dev_err(component->dev, "%s(): can't register with ext disp core", |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 693 | __func__); |
| 694 | kfree(codec_data); |
| 695 | return -ENODEV; |
| 696 | } |
| 697 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 698 | mutex_init(&codec_data->dp_ops_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 699 | dev_set_drvdata(component->dev, codec_data); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 700 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 701 | dev_dbg(component->dev, "%s(): registered %s with ext disp core\n", |
| 702 | __func__, component->name); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 703 | |
| 704 | return 0; |
| 705 | } |
| 706 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 707 | static void msm_ext_disp_audio_codec_rx_remove( |
| 708 | struct snd_soc_component *component) |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 709 | { |
| 710 | struct msm_ext_disp_audio_codec_rx_data *codec_data; |
| 711 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 712 | codec_data = dev_get_drvdata(component->dev); |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 713 | mutex_destroy(&codec_data->dp_ops_lock); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 714 | kfree(codec_data); |
| 715 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 716 | return; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 717 | } |
| 718 | |
| 719 | static struct snd_soc_dai_ops msm_ext_disp_audio_codec_rx_dai_ops = { |
| 720 | .startup = msm_ext_disp_audio_codec_rx_dai_startup, |
| 721 | .hw_params = msm_ext_disp_audio_codec_rx_dai_hw_params, |
| 722 | .shutdown = msm_ext_disp_audio_codec_rx_dai_shutdown |
| 723 | }; |
| 724 | |
| 725 | static struct snd_soc_dai_driver msm_ext_disp_audio_codec_rx_dais[] = { |
| 726 | { |
| 727 | .name = "msm_hdmi_audio_codec_rx_dai", |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 728 | .id = HDMI_DAI, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 729 | .playback = { |
| 730 | .stream_name = "HDMI Playback", |
| 731 | .channels_min = 1, |
| 732 | .channels_max = 8, |
| 733 | .rate_min = 48000, |
| 734 | .rate_max = 48000, |
| 735 | .rates = MSM_EXT_DISP_PCM_RATES, |
| 736 | .formats = SNDRV_PCM_FMTBIT_S16_LE, |
| 737 | }, |
| 738 | .ops = &msm_ext_disp_audio_codec_rx_dai_ops, |
| 739 | }, |
| 740 | { |
| 741 | .name = "msm_dp_audio_codec_rx_dai", |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 742 | .id = DP_DAI1, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 743 | .playback = { |
| 744 | .stream_name = "Display Port Playback", |
| 745 | .channels_min = 1, |
| 746 | .channels_max = 8, |
| 747 | .rate_min = 48000, |
| 748 | .rate_max = 192000, |
| 749 | .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 750 | SNDRV_PCM_RATE_192000, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 751 | .formats = SNDRV_PCM_FMTBIT_S16_LE | |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 752 | SNDRV_PCM_FMTBIT_S24_LE | |
| 753 | SNDRV_PCM_FMTBIT_S24_3LE, |
| 754 | }, |
| 755 | .ops = &msm_ext_disp_audio_codec_rx_dai_ops, |
| 756 | }, |
| 757 | { |
| 758 | .name = "msm_dp_audio_codec_rx1_dai", |
| 759 | .id = DP_DAI2, |
| 760 | .playback = { |
| 761 | .stream_name = "Display Port1 Playback", |
| 762 | .channels_min = 1, |
| 763 | .channels_max = 8, |
| 764 | .rate_min = 48000, |
| 765 | .rate_max = 192000, |
| 766 | .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | |
| 767 | SNDRV_PCM_RATE_192000, |
| 768 | .formats = SNDRV_PCM_FMTBIT_S16_LE | |
| 769 | SNDRV_PCM_FMTBIT_S24_LE | |
| 770 | SNDRV_PCM_FMTBIT_S24_3LE, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 771 | }, |
| 772 | .ops = &msm_ext_disp_audio_codec_rx_dai_ops, |
| 773 | }, |
| 774 | }; |
| 775 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 776 | static const struct snd_soc_component_driver msm_ext_disp_codec_rx_driver = { |
| 777 | .name = DRV_NAME, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 778 | .probe = msm_ext_disp_audio_codec_rx_probe, |
| 779 | .remove = msm_ext_disp_audio_codec_rx_remove, |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 780 | .controls = msm_ext_disp_codec_rx_controls, |
| 781 | .num_controls = ARRAY_SIZE(msm_ext_disp_codec_rx_controls), |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 782 | }; |
| 783 | |
| 784 | static int msm_ext_disp_audio_codec_rx_plat_probe( |
| 785 | struct platform_device *pdev) |
| 786 | { |
| 787 | dev_dbg(&pdev->dev, "%s(): dev name %s\n", __func__, |
| 788 | dev_name(&pdev->dev)); |
| 789 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 790 | return snd_soc_register_component(&pdev->dev, |
| 791 | &msm_ext_disp_codec_rx_driver, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 792 | msm_ext_disp_audio_codec_rx_dais, |
| 793 | ARRAY_SIZE(msm_ext_disp_audio_codec_rx_dais)); |
| 794 | } |
| 795 | |
| 796 | static int msm_ext_disp_audio_codec_rx_plat_remove( |
| 797 | struct platform_device *pdev) |
| 798 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 799 | snd_soc_unregister_component(&pdev->dev); |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 800 | return 0; |
| 801 | } |
| 802 | static const struct of_device_id msm_ext_disp_audio_codec_rx_dt_match[] = { |
| 803 | { .compatible = "qcom,msm-ext-disp-audio-codec-rx", }, |
| 804 | {} |
| 805 | }; |
| 806 | MODULE_DEVICE_TABLE(of, msm_ext_disp_audio_codec_rx_dt_match); |
| 807 | |
| 808 | static struct platform_driver msm_ext_disp_audio_codec_rx_driver = { |
| 809 | .driver = { |
| 810 | .name = "msm-ext-disp-audio-codec-rx", |
| 811 | .owner = THIS_MODULE, |
| 812 | .of_match_table = msm_ext_disp_audio_codec_rx_dt_match, |
Xiaojun Sang | 53cd13a | 2018-06-29 15:14:37 +0800 | [diff] [blame] | 813 | .suppress_bind_attrs = true, |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 814 | }, |
| 815 | .probe = msm_ext_disp_audio_codec_rx_plat_probe, |
| 816 | .remove = msm_ext_disp_audio_codec_rx_plat_remove, |
| 817 | }; |
| 818 | |
| 819 | static int __init msm_ext_disp_audio_codec_rx_init(void) |
| 820 | { |
Karthikeyan Mani | fc1e972 | 2018-05-03 18:38:56 -0700 | [diff] [blame] | 821 | int rc = 0; |
Asish Bhattacharya | 366f750 | 2017-07-25 15:15:56 +0530 | [diff] [blame] | 822 | |
| 823 | rc = platform_driver_register(&msm_ext_disp_audio_codec_rx_driver); |
| 824 | if (rc) { |
| 825 | pr_err("%s: failed to register ext disp codec driver err:%d\n", |
| 826 | __func__, rc); |
| 827 | } |
| 828 | |
| 829 | return rc; |
| 830 | } |
| 831 | module_init(msm_ext_disp_audio_codec_rx_init); |
| 832 | |
| 833 | static void __exit msm_ext_disp_audio_codec_rx_exit(void) |
| 834 | { |
| 835 | platform_driver_unregister(&msm_ext_disp_audio_codec_rx_driver); |
| 836 | } |
| 837 | module_exit(msm_ext_disp_audio_codec_rx_exit); |
| 838 | |
| 839 | MODULE_DESCRIPTION("MSM External Display Audio CODEC Driver"); |
| 840 | MODULE_LICENSE("GPL v2"); |