| // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) |
| // |
| // This file is provided under a dual BSD/GPLv2 license. When using or |
| // redistributing this file, you may do so under either license. |
| // |
| // Copyright(c) 2018 Intel Corporation. All rights reserved. |
| // |
| // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> |
| // |
| |
| #include <linux/bits.h> |
| #include <linux/device.h> |
| #include <linux/errno.h> |
| #include <linux/firmware.h> |
| #include <linux/workqueue.h> |
| #include <sound/tlv.h> |
| #include <uapi/sound/sof/tokens.h> |
| #include "sof-priv.h" |
| #include "sof-audio.h" |
| #include "ops.h" |
| |
| #define COMP_ID_UNASSIGNED 0xffffffff |
| /* |
| * Constants used in the computation of linear volume gain |
| * from dB gain 20th root of 10 in Q1.16 fixed-point notation |
| */ |
| #define VOL_TWENTIETH_ROOT_OF_TEN 73533 |
| /* 40th root of 10 in Q1.16 fixed-point notation*/ |
| #define VOL_FORTIETH_ROOT_OF_TEN 69419 |
| |
| /* 0.5 dB step value in topology TLV */ |
| #define VOL_HALF_DB_STEP 50 |
| |
| /* TLV data items */ |
| #define TLV_MIN 0 |
| #define TLV_STEP 1 |
| #define TLV_MUTE 2 |
| |
| /** |
| * sof_update_ipc_object - Parse multiple sets of tokens within the token array associated with the |
| * token ID. |
| * @scomp: pointer to SOC component |
| * @object: target IPC struct to save the parsed values |
| * @token_id: token ID for the token array to be searched |
| * @tuples: pointer to the tuples array |
| * @num_tuples: number of tuples in the tuples array |
| * @object_size: size of the object |
| * @token_instance_num: number of times the same @token_id needs to be parsed i.e. the function |
| * looks for @token_instance_num of each token in the token array associated |
| * with the @token_id |
| */ |
| int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id, |
| struct snd_sof_tuple *tuples, int num_tuples, |
| size_t object_size, int token_instance_num) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| const struct sof_token_info *token_list; |
| const struct sof_topology_token *tokens; |
| int i, j; |
| |
| token_list = tplg_ops ? tplg_ops->token_list : NULL; |
| /* nothing to do if token_list is NULL */ |
| if (!token_list) |
| return 0; |
| |
| if (token_list[token_id].count < 0) { |
| dev_err(scomp->dev, "Invalid token count for token ID: %d\n", token_id); |
| return -EINVAL; |
| } |
| |
| /* No tokens to match */ |
| if (!token_list[token_id].count) |
| return 0; |
| |
| tokens = token_list[token_id].tokens; |
| if (!tokens) { |
| dev_err(scomp->dev, "Invalid tokens for token id: %d\n", token_id); |
| return -EINVAL; |
| } |
| |
| for (i = 0; i < token_list[token_id].count; i++) { |
| int offset = 0; |
| int num_tokens_matched = 0; |
| |
| for (j = 0; j < num_tuples; j++) { |
| if (tokens[i].token == tuples[j].token) { |
| switch (tokens[i].type) { |
| case SND_SOC_TPLG_TUPLE_TYPE_WORD: |
| { |
| u32 *val = (u32 *)((u8 *)object + tokens[i].offset + |
| offset); |
| |
| *val = tuples[j].value.v; |
| break; |
| } |
| case SND_SOC_TPLG_TUPLE_TYPE_SHORT: |
| case SND_SOC_TPLG_TUPLE_TYPE_BOOL: |
| { |
| u16 *val = (u16 *)((u8 *)object + tokens[i].offset + |
| offset); |
| |
| *val = (u16)tuples[j].value.v; |
| break; |
| } |
| case SND_SOC_TPLG_TUPLE_TYPE_STRING: |
| { |
| if (!tokens[i].get_token) { |
| dev_err(scomp->dev, |
| "get_token not defined for token %d in %s\n", |
| tokens[i].token, token_list[token_id].name); |
| return -EINVAL; |
| } |
| |
| tokens[i].get_token((void *)tuples[j].value.s, object, |
| tokens[i].offset + offset); |
| break; |
| } |
| default: |
| break; |
| } |
| |
| num_tokens_matched++; |
| |
| /* found all required sets of current token. Move to the next one */ |
| if (!(num_tokens_matched % token_instance_num)) |
| break; |
| |
| /* move to the next object */ |
| offset += object_size; |
| } |
| } |
| } |
| |
| return 0; |
| } |
| |
| static inline int get_tlv_data(const int *p, int tlv[SOF_TLV_ITEMS]) |
| { |
| /* we only support dB scale TLV type at the moment */ |
| if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) |
| return -EINVAL; |
| |
| /* min value in topology tlv data is multiplied by 100 */ |
| tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100; |
| |
| /* volume steps */ |
| tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & |
| TLV_DB_SCALE_MASK); |
| |
| /* mute ON/OFF */ |
| if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & |
| TLV_DB_SCALE_MUTE) == 0) |
| tlv[TLV_MUTE] = 0; |
| else |
| tlv[TLV_MUTE] = 1; |
| |
| return 0; |
| } |
| |
| /* |
| * Function to truncate an unsigned 64-bit number |
| * by x bits and return 32-bit unsigned number. This |
| * function also takes care of rounding while truncating |
| */ |
| static inline u32 vol_shift_64(u64 i, u32 x) |
| { |
| /* do not truncate more than 32 bits */ |
| if (x > 32) |
| x = 32; |
| |
| if (x == 0) |
| return (u32)i; |
| |
| return (u32)(((i >> (x - 1)) + 1) >> 1); |
| } |
| |
| /* |
| * Function to compute a ^ exp where, |
| * a is a fractional number represented by a fixed-point |
| * integer with a fractional world length of "fwl" |
| * exp is an integer |
| * fwl is the fractional word length |
| * Return value is a fractional number represented by a |
| * fixed-point integer with a fractional word length of "fwl" |
| */ |
| static u32 vol_pow32(u32 a, int exp, u32 fwl) |
| { |
| int i, iter; |
| u32 power = 1 << fwl; |
| u64 numerator; |
| |
| /* if exponent is 0, return 1 */ |
| if (exp == 0) |
| return power; |
| |
| /* determine the number of iterations based on the exponent */ |
| if (exp < 0) |
| iter = exp * -1; |
| else |
| iter = exp; |
| |
| /* mutiply a "iter" times to compute power */ |
| for (i = 0; i < iter; i++) { |
| /* |
| * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl |
| * Truncate product back to fwl fractional bits with rounding |
| */ |
| power = vol_shift_64((u64)power * a, fwl); |
| } |
| |
| if (exp > 0) { |
| /* if exp is positive, return the result */ |
| return power; |
| } |
| |
| /* if exp is negative, return the multiplicative inverse */ |
| numerator = (u64)1 << (fwl << 1); |
| do_div(numerator, power); |
| |
| return (u32)numerator; |
| } |
| |
| /* |
| * Function to calculate volume gain from TLV data. |
| * This function can only handle gain steps that are multiples of 0.5 dB |
| */ |
| u32 vol_compute_gain(u32 value, int *tlv) |
| { |
| int dB_gain; |
| u32 linear_gain; |
| int f_step; |
| |
| /* mute volume */ |
| if (value == 0 && tlv[TLV_MUTE]) |
| return 0; |
| |
| /* |
| * compute dB gain from tlv. tlv_step |
| * in topology is multiplied by 100 |
| */ |
| dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100; |
| |
| /* |
| * compute linear gain represented by fixed-point |
| * int with VOLUME_FWL fractional bits |
| */ |
| linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL); |
| |
| /* extract the fractional part of volume step */ |
| f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100); |
| |
| /* if volume step is an odd multiple of 0.5 dB */ |
| if (f_step == VOL_HALF_DB_STEP && (value & 1)) |
| linear_gain = vol_shift_64((u64)linear_gain * |
| VOL_FORTIETH_ROOT_OF_TEN, |
| VOLUME_FWL); |
| |
| return linear_gain; |
| } |
| |
| /* |
| * Set up volume table for kcontrols from tlv data |
| * "size" specifies the number of entries in the table |
| */ |
| static int set_up_volume_table(struct snd_sof_control *scontrol, |
| int tlv[SOF_TLV_ITEMS], int size) |
| { |
| struct snd_soc_component *scomp = scontrol->scomp; |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| |
| if (tplg_ops && tplg_ops->control && tplg_ops->control->set_up_volume_table) |
| return tplg_ops->control->set_up_volume_table(scontrol, tlv, size); |
| |
| dev_err(scomp->dev, "Mandatory op %s not set\n", __func__); |
| return -EINVAL; |
| } |
| |
| struct sof_dai_types { |
| const char *name; |
| enum sof_ipc_dai_type type; |
| }; |
| |
| static const struct sof_dai_types sof_dais[] = { |
| {"SSP", SOF_DAI_INTEL_SSP}, |
| {"HDA", SOF_DAI_INTEL_HDA}, |
| {"DMIC", SOF_DAI_INTEL_DMIC}, |
| {"ALH", SOF_DAI_INTEL_ALH}, |
| {"SAI", SOF_DAI_IMX_SAI}, |
| {"ESAI", SOF_DAI_IMX_ESAI}, |
| {"ACP", SOF_DAI_AMD_BT}, |
| {"ACPSP", SOF_DAI_AMD_SP}, |
| {"ACPDMIC", SOF_DAI_AMD_DMIC}, |
| {"ACPHS", SOF_DAI_AMD_HS}, |
| {"AFE", SOF_DAI_MEDIATEK_AFE}, |
| {"ACPSP_VIRTUAL", SOF_DAI_AMD_SP_VIRTUAL}, |
| {"ACPHS_VIRTUAL", SOF_DAI_AMD_HS_VIRTUAL}, |
| |
| }; |
| |
| static enum sof_ipc_dai_type find_dai(const char *name) |
| { |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(sof_dais); i++) { |
| if (strcmp(name, sof_dais[i].name) == 0) |
| return sof_dais[i].type; |
| } |
| |
| return SOF_DAI_INTEL_NONE; |
| } |
| |
| /* |
| * Supported Frame format types and lookup, add new ones to end of list. |
| */ |
| |
| struct sof_frame_types { |
| const char *name; |
| enum sof_ipc_frame frame; |
| }; |
| |
| static const struct sof_frame_types sof_frames[] = { |
| {"s16le", SOF_IPC_FRAME_S16_LE}, |
| {"s24le", SOF_IPC_FRAME_S24_4LE}, |
| {"s32le", SOF_IPC_FRAME_S32_LE}, |
| {"float", SOF_IPC_FRAME_FLOAT}, |
| }; |
| |
| static enum sof_ipc_frame find_format(const char *name) |
| { |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(sof_frames); i++) { |
| if (strcmp(name, sof_frames[i].name) == 0) |
| return sof_frames[i].frame; |
| } |
| |
| /* use s32le if nothing is specified */ |
| return SOF_IPC_FRAME_S32_LE; |
| } |
| |
| int get_token_u32(void *elem, void *object, u32 offset) |
| { |
| struct snd_soc_tplg_vendor_value_elem *velem = elem; |
| u32 *val = (u32 *)((u8 *)object + offset); |
| |
| *val = le32_to_cpu(velem->value); |
| return 0; |
| } |
| |
| int get_token_u16(void *elem, void *object, u32 offset) |
| { |
| struct snd_soc_tplg_vendor_value_elem *velem = elem; |
| u16 *val = (u16 *)((u8 *)object + offset); |
| |
| *val = (u16)le32_to_cpu(velem->value); |
| return 0; |
| } |
| |
| int get_token_uuid(void *elem, void *object, u32 offset) |
| { |
| struct snd_soc_tplg_vendor_uuid_elem *velem = elem; |
| u8 *dst = (u8 *)object + offset; |
| |
| memcpy(dst, velem->uuid, UUID_SIZE); |
| |
| return 0; |
| } |
| |
| /* |
| * The string gets from topology will be stored in heap, the owner only |
| * holds a char* member point to the heap. |
| */ |
| int get_token_string(void *elem, void *object, u32 offset) |
| { |
| /* "dst" here points to the char* member of the owner */ |
| char **dst = (char **)((u8 *)object + offset); |
| |
| *dst = kstrdup(elem, GFP_KERNEL); |
| if (!*dst) |
| return -ENOMEM; |
| return 0; |
| }; |
| |
| int get_token_comp_format(void *elem, void *object, u32 offset) |
| { |
| u32 *val = (u32 *)((u8 *)object + offset); |
| |
| *val = find_format((const char *)elem); |
| return 0; |
| } |
| |
| int get_token_dai_type(void *elem, void *object, u32 offset) |
| { |
| u32 *val = (u32 *)((u8 *)object + offset); |
| |
| *val = find_dai((const char *)elem); |
| return 0; |
| } |
| |
| /* PCM */ |
| static const struct sof_topology_token stream_tokens[] = { |
| {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3, SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, |
| offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible)}, |
| {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3, SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, |
| offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible)}, |
| }; |
| |
| /* Leds */ |
| static const struct sof_topology_token led_tokens[] = { |
| {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, |
| offsetof(struct snd_sof_led_control, use_led)}, |
| {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, |
| offsetof(struct snd_sof_led_control, direction)}, |
| }; |
| |
| static const struct sof_topology_token comp_pin_tokens[] = { |
| {SOF_TKN_COMP_NUM_INPUT_PINS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, |
| offsetof(struct snd_sof_widget, num_input_pins)}, |
| {SOF_TKN_COMP_NUM_OUTPUT_PINS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, |
| offsetof(struct snd_sof_widget, num_output_pins)}, |
| }; |
| |
| static const struct sof_topology_token comp_input_pin_binding_tokens[] = { |
| {SOF_TKN_COMP_INPUT_PIN_BINDING_WNAME, SND_SOC_TPLG_TUPLE_TYPE_STRING, |
| get_token_string, 0}, |
| }; |
| |
| static const struct sof_topology_token comp_output_pin_binding_tokens[] = { |
| {SOF_TKN_COMP_OUTPUT_PIN_BINDING_WNAME, SND_SOC_TPLG_TUPLE_TYPE_STRING, |
| get_token_string, 0}, |
| }; |
| |
| /** |
| * sof_parse_uuid_tokens - Parse multiple sets of UUID tokens |
| * @scomp: pointer to soc component |
| * @object: target ipc struct for parsed values |
| * @offset: offset within the object pointer |
| * @tokens: array of struct sof_topology_token containing the tokens to be matched |
| * @num_tokens: number of tokens in tokens array |
| * @array: source pointer to consecutive vendor arrays in topology |
| * |
| * This function parses multiple sets of string type tokens in vendor arrays |
| */ |
| static int sof_parse_uuid_tokens(struct snd_soc_component *scomp, |
| void *object, size_t offset, |
| const struct sof_topology_token *tokens, int num_tokens, |
| struct snd_soc_tplg_vendor_array *array) |
| { |
| struct snd_soc_tplg_vendor_uuid_elem *elem; |
| int found = 0; |
| int i, j; |
| |
| /* parse element by element */ |
| for (i = 0; i < le32_to_cpu(array->num_elems); i++) { |
| elem = &array->uuid[i]; |
| |
| /* search for token */ |
| for (j = 0; j < num_tokens; j++) { |
| /* match token type */ |
| if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) |
| continue; |
| |
| /* match token id */ |
| if (tokens[j].token != le32_to_cpu(elem->token)) |
| continue; |
| |
| /* matched - now load token */ |
| tokens[j].get_token(elem, object, |
| offset + tokens[j].offset); |
| |
| found++; |
| } |
| } |
| |
| return found; |
| } |
| |
| /** |
| * sof_copy_tuples - Parse tokens and copy them to the @tuples array |
| * @sdev: pointer to struct snd_sof_dev |
| * @array: source pointer to consecutive vendor arrays in topology |
| * @array_size: size of @array |
| * @token_id: Token ID associated with a token array |
| * @token_instance_num: number of times the same @token_id needs to be parsed i.e. the function |
| * looks for @token_instance_num of each token in the token array associated |
| * with the @token_id |
| * @tuples: tuples array to copy the matched tuples to |
| * @tuples_size: size of @tuples |
| * @num_copied_tuples: pointer to the number of copied tuples in the tuples array |
| * |
| */ |
| static int sof_copy_tuples(struct snd_sof_dev *sdev, struct snd_soc_tplg_vendor_array *array, |
| int array_size, u32 token_id, int token_instance_num, |
| struct snd_sof_tuple *tuples, int tuples_size, int *num_copied_tuples) |
| { |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| const struct sof_token_info *token_list; |
| const struct sof_topology_token *tokens; |
| int found = 0; |
| int num_tokens, asize; |
| int i, j; |
| |
| token_list = tplg_ops ? tplg_ops->token_list : NULL; |
| /* nothing to do if token_list is NULL */ |
| if (!token_list) |
| return 0; |
| |
| if (!tuples || !num_copied_tuples) { |
| dev_err(sdev->dev, "Invalid tuples array\n"); |
| return -EINVAL; |
| } |
| |
| tokens = token_list[token_id].tokens; |
| num_tokens = token_list[token_id].count; |
| |
| if (!tokens) { |
| dev_err(sdev->dev, "No token array defined for token ID: %d\n", token_id); |
| return -EINVAL; |
| } |
| |
| /* check if there's space in the tuples array for new tokens */ |
| if (*num_copied_tuples >= tuples_size) { |
| dev_err(sdev->dev, "No space in tuples array for new tokens from %s", |
| token_list[token_id].name); |
| return -EINVAL; |
| } |
| |
| while (array_size > 0 && found < num_tokens * token_instance_num) { |
| asize = le32_to_cpu(array->size); |
| |
| /* validate asize */ |
| if (asize < 0) { |
| dev_err(sdev->dev, "Invalid array size 0x%x\n", asize); |
| return -EINVAL; |
| } |
| |
| /* make sure there is enough data before parsing */ |
| array_size -= asize; |
| if (array_size < 0) { |
| dev_err(sdev->dev, "Invalid array size 0x%x\n", asize); |
| return -EINVAL; |
| } |
| |
| /* parse element by element */ |
| for (i = 0; i < le32_to_cpu(array->num_elems); i++) { |
| /* search for token */ |
| for (j = 0; j < num_tokens; j++) { |
| /* match token type */ |
| if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_STRING)) |
| continue; |
| |
| if (tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_STRING) { |
| struct snd_soc_tplg_vendor_string_elem *elem; |
| |
| elem = &array->string[i]; |
| |
| /* match token id */ |
| if (tokens[j].token != le32_to_cpu(elem->token)) |
| continue; |
| |
| tuples[*num_copied_tuples].token = tokens[j].token; |
| tuples[*num_copied_tuples].value.s = elem->string; |
| } else { |
| struct snd_soc_tplg_vendor_value_elem *elem; |
| |
| elem = &array->value[i]; |
| |
| /* match token id */ |
| if (tokens[j].token != le32_to_cpu(elem->token)) |
| continue; |
| |
| tuples[*num_copied_tuples].token = tokens[j].token; |
| tuples[*num_copied_tuples].value.v = |
| le32_to_cpu(elem->value); |
| } |
| found++; |
| (*num_copied_tuples)++; |
| |
| /* stop if there's no space for any more new tuples */ |
| if (*num_copied_tuples == tuples_size) |
| return 0; |
| } |
| |
| /* stop when we've found the required token instances */ |
| if (found == num_tokens * token_instance_num) |
| return 0; |
| } |
| |
| /* next array */ |
| array = (struct snd_soc_tplg_vendor_array *)((u8 *)array + asize); |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * sof_parse_string_tokens - Parse multiple sets of tokens |
| * @scomp: pointer to soc component |
| * @object: target ipc struct for parsed values |
| * @offset: offset within the object pointer |
| * @tokens: array of struct sof_topology_token containing the tokens to be matched |
| * @num_tokens: number of tokens in tokens array |
| * @array: source pointer to consecutive vendor arrays in topology |
| * |
| * This function parses multiple sets of string type tokens in vendor arrays |
| */ |
| static int sof_parse_string_tokens(struct snd_soc_component *scomp, |
| void *object, int offset, |
| const struct sof_topology_token *tokens, int num_tokens, |
| struct snd_soc_tplg_vendor_array *array) |
| { |
| struct snd_soc_tplg_vendor_string_elem *elem; |
| int found = 0; |
| int i, j, ret; |
| |
| /* parse element by element */ |
| for (i = 0; i < le32_to_cpu(array->num_elems); i++) { |
| elem = &array->string[i]; |
| |
| /* search for token */ |
| for (j = 0; j < num_tokens; j++) { |
| /* match token type */ |
| if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) |
| continue; |
| |
| /* match token id */ |
| if (tokens[j].token != le32_to_cpu(elem->token)) |
| continue; |
| |
| /* matched - now load token */ |
| ret = tokens[j].get_token(elem->string, object, offset + tokens[j].offset); |
| if (ret < 0) |
| return ret; |
| |
| found++; |
| } |
| } |
| |
| return found; |
| } |
| |
| /** |
| * sof_parse_word_tokens - Parse multiple sets of tokens |
| * @scomp: pointer to soc component |
| * @object: target ipc struct for parsed values |
| * @offset: offset within the object pointer |
| * @tokens: array of struct sof_topology_token containing the tokens to be matched |
| * @num_tokens: number of tokens in tokens array |
| * @array: source pointer to consecutive vendor arrays in topology |
| * |
| * This function parses multiple sets of word type tokens in vendor arrays |
| */ |
| static int sof_parse_word_tokens(struct snd_soc_component *scomp, |
| void *object, int offset, |
| const struct sof_topology_token *tokens, int num_tokens, |
| struct snd_soc_tplg_vendor_array *array) |
| { |
| struct snd_soc_tplg_vendor_value_elem *elem; |
| int found = 0; |
| int i, j; |
| |
| /* parse element by element */ |
| for (i = 0; i < le32_to_cpu(array->num_elems); i++) { |
| elem = &array->value[i]; |
| |
| /* search for token */ |
| for (j = 0; j < num_tokens; j++) { |
| /* match token type */ |
| if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || |
| tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL)) |
| continue; |
| |
| /* match token id */ |
| if (tokens[j].token != le32_to_cpu(elem->token)) |
| continue; |
| |
| /* load token */ |
| tokens[j].get_token(elem, object, offset + tokens[j].offset); |
| |
| found++; |
| } |
| } |
| |
| return found; |
| } |
| |
| /** |
| * sof_parse_token_sets - Parse multiple sets of tokens |
| * @scomp: pointer to soc component |
| * @object: target ipc struct for parsed values |
| * @tokens: token definition array describing what tokens to parse |
| * @count: number of tokens in definition array |
| * @array: source pointer to consecutive vendor arrays in topology |
| * @array_size: total size of @array |
| * @token_instance_num: number of times the same tokens needs to be parsed i.e. the function |
| * looks for @token_instance_num of each token in the @tokens |
| * @object_size: offset to next target ipc struct with multiple sets |
| * |
| * This function parses multiple sets of tokens in vendor arrays into |
| * consecutive ipc structs. |
| */ |
| static int sof_parse_token_sets(struct snd_soc_component *scomp, |
| void *object, const struct sof_topology_token *tokens, |
| int count, struct snd_soc_tplg_vendor_array *array, |
| int array_size, int token_instance_num, size_t object_size) |
| { |
| size_t offset = 0; |
| int found = 0; |
| int total = 0; |
| int asize; |
| int ret; |
| |
| while (array_size > 0 && total < count * token_instance_num) { |
| asize = le32_to_cpu(array->size); |
| |
| /* validate asize */ |
| if (asize < 0) { /* FIXME: A zero-size array makes no sense */ |
| dev_err(scomp->dev, "error: invalid array size 0x%x\n", |
| asize); |
| return -EINVAL; |
| } |
| |
| /* make sure there is enough data before parsing */ |
| array_size -= asize; |
| if (array_size < 0) { |
| dev_err(scomp->dev, "error: invalid array size 0x%x\n", |
| asize); |
| return -EINVAL; |
| } |
| |
| /* call correct parser depending on type */ |
| switch (le32_to_cpu(array->type)) { |
| case SND_SOC_TPLG_TUPLE_TYPE_UUID: |
| found += sof_parse_uuid_tokens(scomp, object, offset, tokens, count, |
| array); |
| break; |
| case SND_SOC_TPLG_TUPLE_TYPE_STRING: |
| |
| ret = sof_parse_string_tokens(scomp, object, offset, tokens, count, |
| array); |
| if (ret < 0) { |
| dev_err(scomp->dev, "error: no memory to copy string token\n"); |
| return ret; |
| } |
| |
| found += ret; |
| break; |
| case SND_SOC_TPLG_TUPLE_TYPE_BOOL: |
| case SND_SOC_TPLG_TUPLE_TYPE_BYTE: |
| case SND_SOC_TPLG_TUPLE_TYPE_WORD: |
| case SND_SOC_TPLG_TUPLE_TYPE_SHORT: |
| found += sof_parse_word_tokens(scomp, object, offset, tokens, count, |
| array); |
| break; |
| default: |
| dev_err(scomp->dev, "error: unknown token type %d\n", |
| array->type); |
| return -EINVAL; |
| } |
| |
| /* next array */ |
| array = (struct snd_soc_tplg_vendor_array *)((u8 *)array |
| + asize); |
| |
| /* move to next target struct */ |
| if (found >= count) { |
| offset += object_size; |
| total += found; |
| found = 0; |
| } |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * sof_parse_tokens - Parse one set of tokens |
| * @scomp: pointer to soc component |
| * @object: target ipc struct for parsed values |
| * @tokens: token definition array describing what tokens to parse |
| * @num_tokens: number of tokens in definition array |
| * @array: source pointer to consecutive vendor arrays in topology |
| * @array_size: total size of @array |
| * |
| * This function parses a single set of tokens in vendor arrays into |
| * consecutive ipc structs. |
| */ |
| static int sof_parse_tokens(struct snd_soc_component *scomp, void *object, |
| const struct sof_topology_token *tokens, int num_tokens, |
| struct snd_soc_tplg_vendor_array *array, |
| int array_size) |
| |
| { |
| /* |
| * sof_parse_tokens is used when topology contains only a single set of |
| * identical tuples arrays. So additional parameters to |
| * sof_parse_token_sets are sets = 1 (only 1 set) and |
| * object_size = 0 (irrelevant). |
| */ |
| return sof_parse_token_sets(scomp, object, tokens, num_tokens, array, |
| array_size, 1, 0); |
| } |
| |
| /* |
| * Standard Kcontrols. |
| */ |
| |
| static int sof_control_load_volume(struct snd_soc_component *scomp, |
| struct snd_sof_control *scontrol, |
| struct snd_kcontrol_new *kc, |
| struct snd_soc_tplg_ctl_hdr *hdr) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_soc_tplg_mixer_control *mc = |
| container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); |
| int tlv[SOF_TLV_ITEMS]; |
| unsigned int mask; |
| int ret; |
| |
| /* validate topology data */ |
| if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) |
| return -EINVAL; |
| |
| /* |
| * If control has more than 2 channels we need to override the info. This is because even if |
| * ASoC layer has defined topology's max channel count to SND_SOC_TPLG_MAX_CHAN = 8, the |
| * pre-defined dapm control types (and related functions) creating the actual control |
| * restrict the channels only to mono or stereo. |
| */ |
| if (le32_to_cpu(mc->num_channels) > 2) |
| kc->info = snd_sof_volume_info; |
| |
| scontrol->comp_id = sdev->next_comp_id; |
| scontrol->min_volume_step = le32_to_cpu(mc->min); |
| scontrol->max_volume_step = le32_to_cpu(mc->max); |
| scontrol->num_channels = le32_to_cpu(mc->num_channels); |
| |
| scontrol->max = le32_to_cpu(mc->max); |
| if (le32_to_cpu(mc->max) == 1) |
| goto skip; |
| |
| /* extract tlv data */ |
| if (!kc->tlv.p || get_tlv_data(kc->tlv.p, tlv) < 0) { |
| dev_err(scomp->dev, "error: invalid TLV data\n"); |
| return -EINVAL; |
| } |
| |
| /* set up volume table */ |
| ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); |
| if (ret < 0) { |
| dev_err(scomp->dev, "error: setting up volume table\n"); |
| return ret; |
| } |
| |
| skip: |
| /* set up possible led control from mixer private data */ |
| ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens, |
| ARRAY_SIZE(led_tokens), mc->priv.array, |
| le32_to_cpu(mc->priv.size)); |
| if (ret != 0) { |
| dev_err(scomp->dev, "error: parse led tokens failed %d\n", |
| le32_to_cpu(mc->priv.size)); |
| goto err; |
| } |
| |
| if (scontrol->led_ctl.use_led) { |
| mask = scontrol->led_ctl.direction ? SNDRV_CTL_ELEM_ACCESS_MIC_LED : |
| SNDRV_CTL_ELEM_ACCESS_SPK_LED; |
| scontrol->access &= ~SNDRV_CTL_ELEM_ACCESS_LED_MASK; |
| scontrol->access |= mask; |
| kc->access &= ~SNDRV_CTL_ELEM_ACCESS_LED_MASK; |
| kc->access |= mask; |
| sdev->led_present = true; |
| } |
| |
| dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", |
| scontrol->comp_id, scontrol->num_channels); |
| |
| return 0; |
| |
| err: |
| if (le32_to_cpu(mc->max) > 1) |
| kfree(scontrol->volume_table); |
| |
| return ret; |
| } |
| |
| static int sof_control_load_enum(struct snd_soc_component *scomp, |
| struct snd_sof_control *scontrol, |
| struct snd_kcontrol_new *kc, |
| struct snd_soc_tplg_ctl_hdr *hdr) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_soc_tplg_enum_control *ec = |
| container_of(hdr, struct snd_soc_tplg_enum_control, hdr); |
| |
| /* validate topology data */ |
| if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) |
| return -EINVAL; |
| |
| scontrol->comp_id = sdev->next_comp_id; |
| scontrol->num_channels = le32_to_cpu(ec->num_channels); |
| |
| dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", |
| scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); |
| |
| return 0; |
| } |
| |
| static int sof_control_load_bytes(struct snd_soc_component *scomp, |
| struct snd_sof_control *scontrol, |
| struct snd_kcontrol_new *kc, |
| struct snd_soc_tplg_ctl_hdr *hdr) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_soc_tplg_bytes_control *control = |
| container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); |
| struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; |
| size_t priv_size = le32_to_cpu(control->priv.size); |
| |
| scontrol->max_size = sbe->max; |
| scontrol->comp_id = sdev->next_comp_id; |
| |
| dev_dbg(scomp->dev, "tplg: load kcontrol index %d\n", scontrol->comp_id); |
| |
| /* copy the private data */ |
| if (priv_size > 0) { |
| scontrol->priv = kmemdup(control->priv.data, priv_size, GFP_KERNEL); |
| if (!scontrol->priv) |
| return -ENOMEM; |
| |
| scontrol->priv_size = priv_size; |
| } |
| |
| return 0; |
| } |
| |
| /* external kcontrol init - used for any driver specific init */ |
| static int sof_control_load(struct snd_soc_component *scomp, int index, |
| struct snd_kcontrol_new *kc, |
| struct snd_soc_tplg_ctl_hdr *hdr) |
| { |
| struct soc_mixer_control *sm; |
| struct soc_bytes_ext *sbe; |
| struct soc_enum *se; |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_soc_dobj *dobj; |
| struct snd_sof_control *scontrol; |
| int ret; |
| |
| dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n", |
| hdr->type, hdr->name); |
| |
| scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); |
| if (!scontrol) |
| return -ENOMEM; |
| |
| scontrol->name = kstrdup(hdr->name, GFP_KERNEL); |
| if (!scontrol->name) { |
| kfree(scontrol); |
| return -ENOMEM; |
| } |
| |
| scontrol->scomp = scomp; |
| scontrol->access = kc->access; |
| scontrol->info_type = le32_to_cpu(hdr->ops.info); |
| scontrol->index = kc->index; |
| |
| switch (le32_to_cpu(hdr->ops.info)) { |
| case SND_SOC_TPLG_CTL_VOLSW: |
| case SND_SOC_TPLG_CTL_VOLSW_SX: |
| case SND_SOC_TPLG_CTL_VOLSW_XR_SX: |
| sm = (struct soc_mixer_control *)kc->private_value; |
| dobj = &sm->dobj; |
| ret = sof_control_load_volume(scomp, scontrol, kc, hdr); |
| break; |
| case SND_SOC_TPLG_CTL_BYTES: |
| sbe = (struct soc_bytes_ext *)kc->private_value; |
| dobj = &sbe->dobj; |
| ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); |
| break; |
| case SND_SOC_TPLG_CTL_ENUM: |
| case SND_SOC_TPLG_CTL_ENUM_VALUE: |
| se = (struct soc_enum *)kc->private_value; |
| dobj = &se->dobj; |
| ret = sof_control_load_enum(scomp, scontrol, kc, hdr); |
| break; |
| case SND_SOC_TPLG_CTL_RANGE: |
| case SND_SOC_TPLG_CTL_STROBE: |
| case SND_SOC_TPLG_DAPM_CTL_VOLSW: |
| case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: |
| case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: |
| case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: |
| case SND_SOC_TPLG_DAPM_CTL_PIN: |
| default: |
| dev_warn(scomp->dev, "control type not supported %d:%d:%d\n", |
| hdr->ops.get, hdr->ops.put, hdr->ops.info); |
| kfree(scontrol->name); |
| kfree(scontrol); |
| return 0; |
| } |
| |
| if (ret < 0) { |
| kfree(scontrol->name); |
| kfree(scontrol); |
| return ret; |
| } |
| |
| scontrol->led_ctl.led_value = -1; |
| |
| dobj->private = scontrol; |
| list_add(&scontrol->list, &sdev->kcontrol_list); |
| return 0; |
| } |
| |
| static int sof_control_unload(struct snd_soc_component *scomp, |
| struct snd_soc_dobj *dobj) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| struct snd_sof_control *scontrol = dobj->private; |
| int ret = 0; |
| |
| dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scontrol->name); |
| |
| if (tplg_ops && tplg_ops->control_free) { |
| ret = tplg_ops->control_free(sdev, scontrol); |
| if (ret < 0) |
| dev_err(scomp->dev, "failed to free control: %s\n", scontrol->name); |
| } |
| |
| /* free all data before returning in case of error too */ |
| kfree(scontrol->ipc_control_data); |
| kfree(scontrol->priv); |
| kfree(scontrol->name); |
| list_del(&scontrol->list); |
| kfree(scontrol); |
| |
| return ret; |
| } |
| |
| /* |
| * DAI Topology |
| */ |
| |
| static int sof_connect_dai_widget(struct snd_soc_component *scomp, |
| struct snd_soc_dapm_widget *w, |
| struct snd_soc_tplg_dapm_widget *tw, |
| struct snd_sof_dai *dai) |
| { |
| struct snd_soc_card *card = scomp->card; |
| struct snd_soc_pcm_runtime *rtd; |
| struct snd_soc_dai *cpu_dai; |
| int stream; |
| int i; |
| |
| if (!w->sname) { |
| dev_err(scomp->dev, "Widget %s does not have stream\n", w->name); |
| return -EINVAL; |
| } |
| |
| if (w->id == snd_soc_dapm_dai_out) |
| stream = SNDRV_PCM_STREAM_CAPTURE; |
| else if (w->id == snd_soc_dapm_dai_in) |
| stream = SNDRV_PCM_STREAM_PLAYBACK; |
| else |
| goto end; |
| |
| list_for_each_entry(rtd, &card->rtd_list, list) { |
| /* does stream match DAI link ? */ |
| if (!rtd->dai_link->stream_name || |
| strcmp(w->sname, rtd->dai_link->stream_name)) |
| continue; |
| |
| for_each_rtd_cpu_dais(rtd, i, cpu_dai) { |
| /* |
| * Please create DAI widget in the right order |
| * to ensure BE will connect to the right DAI |
| * widget. |
| */ |
| if (!snd_soc_dai_get_widget(cpu_dai, stream)) { |
| snd_soc_dai_set_widget(cpu_dai, stream, w); |
| break; |
| } |
| } |
| if (i == rtd->dai_link->num_cpus) { |
| dev_err(scomp->dev, "error: can't find BE for DAI %s\n", w->name); |
| |
| return -EINVAL; |
| } |
| |
| dai->name = rtd->dai_link->name; |
| dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", |
| w->name, rtd->dai_link->name); |
| } |
| end: |
| /* check we have a connection */ |
| if (!dai->name) { |
| dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n", |
| w->name, w->sname); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static void sof_disconnect_dai_widget(struct snd_soc_component *scomp, |
| struct snd_soc_dapm_widget *w) |
| { |
| struct snd_soc_card *card = scomp->card; |
| struct snd_soc_pcm_runtime *rtd; |
| struct snd_soc_dai *cpu_dai; |
| int i, stream; |
| |
| if (!w->sname) |
| return; |
| |
| if (w->id == snd_soc_dapm_dai_out) |
| stream = SNDRV_PCM_STREAM_CAPTURE; |
| else if (w->id == snd_soc_dapm_dai_in) |
| stream = SNDRV_PCM_STREAM_PLAYBACK; |
| else |
| return; |
| |
| list_for_each_entry(rtd, &card->rtd_list, list) { |
| /* does stream match DAI link ? */ |
| if (!rtd->dai_link->stream_name || |
| strcmp(w->sname, rtd->dai_link->stream_name)) |
| continue; |
| |
| for_each_rtd_cpu_dais(rtd, i, cpu_dai) |
| if (snd_soc_dai_get_widget(cpu_dai, stream) == w) { |
| snd_soc_dai_set_widget(cpu_dai, stream, NULL); |
| break; |
| } |
| } |
| } |
| |
| /* bind PCM ID to host component ID */ |
| static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, |
| int dir) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_sof_widget *host_widget; |
| |
| if (sdev->dspless_mode_selected) |
| return 0; |
| |
| host_widget = snd_sof_find_swidget_sname(scomp, |
| spcm->pcm.caps[dir].name, |
| dir); |
| if (!host_widget) { |
| dev_err(scomp->dev, "can't find host comp to bind pcm\n"); |
| return -EINVAL; |
| } |
| |
| spcm->stream[dir].comp_id = host_widget->comp_id; |
| |
| return 0; |
| } |
| |
| static int sof_get_token_value(u32 token_id, struct snd_sof_tuple *tuples, int num_tuples) |
| { |
| int i; |
| |
| if (!tuples) |
| return -EINVAL; |
| |
| for (i = 0; i < num_tuples; i++) { |
| if (tuples[i].token == token_id) |
| return tuples[i].value.v; |
| } |
| |
| return -EINVAL; |
| } |
| |
| static int sof_widget_parse_tokens(struct snd_soc_component *scomp, struct snd_sof_widget *swidget, |
| struct snd_soc_tplg_dapm_widget *tw, |
| enum sof_tokens *object_token_list, int count) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| struct snd_soc_tplg_private *private = &tw->priv; |
| const struct sof_token_info *token_list; |
| int num_tuples = 0; |
| int ret, i; |
| |
| token_list = tplg_ops ? tplg_ops->token_list : NULL; |
| /* nothing to do if token_list is NULL */ |
| if (!token_list) |
| return 0; |
| |
| if (count > 0 && !object_token_list) { |
| dev_err(scomp->dev, "No token list for widget %s\n", swidget->widget->name); |
| return -EINVAL; |
| } |
| |
| /* calculate max size of tuples array */ |
| for (i = 0; i < count; i++) |
| num_tuples += token_list[object_token_list[i]].count; |
| |
| /* allocate memory for tuples array */ |
| swidget->tuples = kcalloc(num_tuples, sizeof(*swidget->tuples), GFP_KERNEL); |
| if (!swidget->tuples) |
| return -ENOMEM; |
| |
| /* parse token list for widget */ |
| for (i = 0; i < count; i++) { |
| int num_sets = 1; |
| |
| if (object_token_list[i] >= SOF_TOKEN_COUNT) { |
| dev_err(scomp->dev, "Invalid token id %d for widget %s\n", |
| object_token_list[i], swidget->widget->name); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| switch (object_token_list[i]) { |
| case SOF_COMP_EXT_TOKENS: |
| /* parse and save UUID in swidget */ |
| ret = sof_parse_tokens(scomp, swidget, |
| token_list[object_token_list[i]].tokens, |
| token_list[object_token_list[i]].count, |
| private->array, le32_to_cpu(private->size)); |
| if (ret < 0) { |
| dev_err(scomp->dev, "Failed parsing %s for widget %s\n", |
| token_list[object_token_list[i]].name, |
| swidget->widget->name); |
| goto err; |
| } |
| |
| continue; |
| case SOF_IN_AUDIO_FORMAT_TOKENS: |
| num_sets = sof_get_token_value(SOF_TKN_COMP_NUM_INPUT_AUDIO_FORMATS, |
| swidget->tuples, swidget->num_tuples); |
| if (num_sets < 0) { |
| dev_err(sdev->dev, "Invalid input audio format count for %s\n", |
| swidget->widget->name); |
| ret = num_sets; |
| goto err; |
| } |
| break; |
| case SOF_OUT_AUDIO_FORMAT_TOKENS: |
| num_sets = sof_get_token_value(SOF_TKN_COMP_NUM_OUTPUT_AUDIO_FORMATS, |
| swidget->tuples, swidget->num_tuples); |
| if (num_sets < 0) { |
| dev_err(sdev->dev, "Invalid output audio format count for %s\n", |
| swidget->widget->name); |
| ret = num_sets; |
| goto err; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| if (num_sets > 1) { |
| struct snd_sof_tuple *new_tuples; |
| |
| num_tuples += token_list[object_token_list[i]].count * (num_sets - 1); |
| new_tuples = krealloc(swidget->tuples, |
| sizeof(*new_tuples) * num_tuples, GFP_KERNEL); |
| if (!new_tuples) { |
| ret = -ENOMEM; |
| goto err; |
| } |
| |
| swidget->tuples = new_tuples; |
| } |
| |
| /* copy one set of tuples per token ID into swidget->tuples */ |
| ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), |
| object_token_list[i], num_sets, swidget->tuples, |
| num_tuples, &swidget->num_tuples); |
| if (ret < 0) { |
| dev_err(scomp->dev, "Failed parsing %s for widget %s err: %d\n", |
| token_list[object_token_list[i]].name, swidget->widget->name, ret); |
| goto err; |
| } |
| } |
| |
| return 0; |
| err: |
| kfree(swidget->tuples); |
| return ret; |
| } |
| |
| static void sof_free_pin_binding(struct snd_sof_widget *swidget, |
| bool pin_type) |
| { |
| char **pin_binding; |
| u32 num_pins; |
| int i; |
| |
| if (pin_type == SOF_PIN_TYPE_INPUT) { |
| pin_binding = swidget->input_pin_binding; |
| num_pins = swidget->num_input_pins; |
| } else { |
| pin_binding = swidget->output_pin_binding; |
| num_pins = swidget->num_output_pins; |
| } |
| |
| if (pin_binding) { |
| for (i = 0; i < num_pins; i++) |
| kfree(pin_binding[i]); |
| } |
| |
| kfree(pin_binding); |
| } |
| |
| static int sof_parse_pin_binding(struct snd_sof_widget *swidget, |
| struct snd_soc_tplg_private *priv, bool pin_type) |
| { |
| const struct sof_topology_token *pin_binding_token; |
| char *pin_binding[SOF_WIDGET_MAX_NUM_PINS]; |
| int token_count; |
| u32 num_pins; |
| char **pb; |
| int ret; |
| int i; |
| |
| if (pin_type == SOF_PIN_TYPE_INPUT) { |
| num_pins = swidget->num_input_pins; |
| pin_binding_token = comp_input_pin_binding_tokens; |
| token_count = ARRAY_SIZE(comp_input_pin_binding_tokens); |
| } else { |
| num_pins = swidget->num_output_pins; |
| pin_binding_token = comp_output_pin_binding_tokens; |
| token_count = ARRAY_SIZE(comp_output_pin_binding_tokens); |
| } |
| |
| memset(pin_binding, 0, SOF_WIDGET_MAX_NUM_PINS * sizeof(char *)); |
| ret = sof_parse_token_sets(swidget->scomp, pin_binding, pin_binding_token, |
| token_count, priv->array, le32_to_cpu(priv->size), |
| num_pins, sizeof(char *)); |
| if (ret < 0) |
| goto err; |
| |
| /* copy pin binding array to swidget only if it is defined in topology */ |
| if (pin_binding[0]) { |
| pb = kmemdup(pin_binding, num_pins * sizeof(char *), GFP_KERNEL); |
| if (!pb) { |
| ret = -ENOMEM; |
| goto err; |
| } |
| if (pin_type == SOF_PIN_TYPE_INPUT) |
| swidget->input_pin_binding = pb; |
| else |
| swidget->output_pin_binding = pb; |
| } |
| |
| return 0; |
| |
| err: |
| for (i = 0; i < num_pins; i++) |
| kfree(pin_binding[i]); |
| |
| return ret; |
| } |
| |
| /* external widget init - used for any driver specific init */ |
| static int sof_widget_ready(struct snd_soc_component *scomp, int index, |
| struct snd_soc_dapm_widget *w, |
| struct snd_soc_tplg_dapm_widget *tw) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| const struct sof_ipc_tplg_widget_ops *widget_ops; |
| struct snd_soc_tplg_private *priv = &tw->priv; |
| enum sof_tokens *token_list = NULL; |
| struct snd_sof_widget *swidget; |
| struct snd_sof_dai *dai; |
| int token_list_size = 0; |
| int ret = 0; |
| |
| swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); |
| if (!swidget) |
| return -ENOMEM; |
| |
| swidget->scomp = scomp; |
| swidget->widget = w; |
| swidget->comp_id = sdev->next_comp_id++; |
| swidget->id = w->id; |
| swidget->pipeline_id = index; |
| swidget->private = NULL; |
| mutex_init(&swidget->setup_mutex); |
| |
| ida_init(&swidget->output_queue_ida); |
| ida_init(&swidget->input_queue_ida); |
| |
| ret = sof_parse_tokens(scomp, swidget, comp_pin_tokens, |
| ARRAY_SIZE(comp_pin_tokens), priv->array, |
| le32_to_cpu(priv->size)); |
| if (ret < 0) { |
| dev_err(scomp->dev, "failed to parse component pin tokens for %s\n", |
| w->name); |
| goto widget_free; |
| } |
| |
| if (swidget->num_input_pins > SOF_WIDGET_MAX_NUM_PINS || |
| swidget->num_output_pins > SOF_WIDGET_MAX_NUM_PINS) { |
| dev_err(scomp->dev, "invalid pins for %s: [input: %d, output: %d]\n", |
| swidget->widget->name, swidget->num_input_pins, swidget->num_output_pins); |
| ret = -EINVAL; |
| goto widget_free; |
| } |
| |
| if (swidget->num_input_pins > 1) { |
| ret = sof_parse_pin_binding(swidget, priv, SOF_PIN_TYPE_INPUT); |
| /* on parsing error, pin binding is not allocated, nothing to free. */ |
| if (ret < 0) { |
| dev_err(scomp->dev, "failed to parse input pin binding for %s\n", |
| w->name); |
| goto widget_free; |
| } |
| } |
| |
| if (swidget->num_output_pins > 1) { |
| ret = sof_parse_pin_binding(swidget, priv, SOF_PIN_TYPE_OUTPUT); |
| /* on parsing error, pin binding is not allocated, nothing to free. */ |
| if (ret < 0) { |
| dev_err(scomp->dev, "failed to parse output pin binding for %s\n", |
| w->name); |
| goto widget_free; |
| } |
| } |
| |
| dev_dbg(scomp->dev, |
| "tplg: widget %d (%s) is ready [type: %d, pipe: %d, pins: %d / %d, stream: %s]\n", |
| swidget->comp_id, w->name, swidget->id, index, |
| swidget->num_input_pins, swidget->num_output_pins, |
| strnlen(w->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 ? w->sname : "none"); |
| |
| widget_ops = tplg_ops ? tplg_ops->widget : NULL; |
| if (widget_ops) { |
| token_list = widget_ops[w->id].token_list; |
| token_list_size = widget_ops[w->id].token_list_size; |
| } |
| |
| /* handle any special case widgets */ |
| switch (w->id) { |
| case snd_soc_dapm_dai_in: |
| case snd_soc_dapm_dai_out: |
| dai = kzalloc(sizeof(*dai), GFP_KERNEL); |
| if (!dai) { |
| ret = -ENOMEM; |
| goto widget_free; |
| } |
| |
| ret = sof_widget_parse_tokens(scomp, swidget, tw, token_list, token_list_size); |
| if (!ret) |
| ret = sof_connect_dai_widget(scomp, w, tw, dai); |
| if (ret < 0) { |
| kfree(dai); |
| break; |
| } |
| list_add(&dai->list, &sdev->dai_list); |
| swidget->private = dai; |
| break; |
| case snd_soc_dapm_effect: |
| /* check we have some tokens - we need at least process type */ |
| if (le32_to_cpu(tw->priv.size) == 0) { |
| dev_err(scomp->dev, "error: process tokens not found\n"); |
| ret = -EINVAL; |
| break; |
| } |
| ret = sof_widget_parse_tokens(scomp, swidget, tw, token_list, token_list_size); |
| break; |
| case snd_soc_dapm_pga: |
| if (!le32_to_cpu(tw->num_kcontrols)) { |
| dev_err(scomp->dev, "invalid kcontrol count %d for volume\n", |
| tw->num_kcontrols); |
| ret = -EINVAL; |
| break; |
| } |
| |
| fallthrough; |
| case snd_soc_dapm_mixer: |
| case snd_soc_dapm_buffer: |
| case snd_soc_dapm_scheduler: |
| case snd_soc_dapm_aif_out: |
| case snd_soc_dapm_aif_in: |
| case snd_soc_dapm_src: |
| case snd_soc_dapm_asrc: |
| case snd_soc_dapm_siggen: |
| case snd_soc_dapm_mux: |
| case snd_soc_dapm_demux: |
| ret = sof_widget_parse_tokens(scomp, swidget, tw, token_list, token_list_size); |
| break; |
| case snd_soc_dapm_switch: |
| case snd_soc_dapm_dai_link: |
| case snd_soc_dapm_kcontrol: |
| default: |
| dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name); |
| break; |
| } |
| |
| /* check token parsing reply */ |
| if (ret < 0) { |
| dev_err(scomp->dev, |
| "error: failed to add widget id %d type %d name : %s stream %s\n", |
| tw->shift, swidget->id, tw->name, |
| strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 |
| ? tw->sname : "none"); |
| goto widget_free; |
| } |
| |
| if (sof_debug_check_flag(SOF_DBG_DISABLE_MULTICORE)) { |
| swidget->core = SOF_DSP_PRIMARY_CORE; |
| } else { |
| int core = sof_get_token_value(SOF_TKN_COMP_CORE_ID, swidget->tuples, |
| swidget->num_tuples); |
| |
| if (core >= 0) |
| swidget->core = core; |
| } |
| |
| /* bind widget to external event */ |
| if (tw->event_type) { |
| if (widget_ops && widget_ops[w->id].bind_event) { |
| ret = widget_ops[w->id].bind_event(scomp, swidget, |
| le16_to_cpu(tw->event_type)); |
| if (ret) { |
| dev_err(scomp->dev, "widget event binding failed for %s\n", |
| swidget->widget->name); |
| goto free; |
| } |
| } |
| } |
| |
| /* create and add pipeline for scheduler type widgets */ |
| if (w->id == snd_soc_dapm_scheduler) { |
| struct snd_sof_pipeline *spipe; |
| |
| spipe = kzalloc(sizeof(*spipe), GFP_KERNEL); |
| if (!spipe) { |
| ret = -ENOMEM; |
| goto free; |
| } |
| |
| spipe->pipe_widget = swidget; |
| swidget->spipe = spipe; |
| list_add(&spipe->list, &sdev->pipeline_list); |
| } |
| |
| w->dobj.private = swidget; |
| list_add(&swidget->list, &sdev->widget_list); |
| return ret; |
| free: |
| kfree(swidget->private); |
| kfree(swidget->tuples); |
| widget_free: |
| kfree(swidget); |
| return ret; |
| } |
| |
| static int sof_route_unload(struct snd_soc_component *scomp, |
| struct snd_soc_dobj *dobj) |
| { |
| struct snd_sof_route *sroute; |
| |
| sroute = dobj->private; |
| if (!sroute) |
| return 0; |
| |
| /* free sroute and its private data */ |
| kfree(sroute->private); |
| list_del(&sroute->list); |
| kfree(sroute); |
| |
| return 0; |
| } |
| |
| static int sof_widget_unload(struct snd_soc_component *scomp, |
| struct snd_soc_dobj *dobj) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| const struct sof_ipc_tplg_widget_ops *widget_ops; |
| const struct snd_kcontrol_new *kc; |
| struct snd_soc_dapm_widget *widget; |
| struct snd_sof_control *scontrol; |
| struct snd_sof_widget *swidget; |
| struct soc_mixer_control *sm; |
| struct soc_bytes_ext *sbe; |
| struct snd_sof_dai *dai; |
| struct soc_enum *se; |
| int i; |
| |
| swidget = dobj->private; |
| if (!swidget) |
| return 0; |
| |
| widget = swidget->widget; |
| |
| switch (swidget->id) { |
| case snd_soc_dapm_dai_in: |
| case snd_soc_dapm_dai_out: |
| dai = swidget->private; |
| |
| if (dai) |
| list_del(&dai->list); |
| |
| sof_disconnect_dai_widget(scomp, widget); |
| |
| break; |
| case snd_soc_dapm_scheduler: |
| { |
| struct snd_sof_pipeline *spipe = swidget->spipe; |
| |
| list_del(&spipe->list); |
| kfree(spipe); |
| swidget->spipe = NULL; |
| break; |
| } |
| default: |
| break; |
| } |
| for (i = 0; i < widget->num_kcontrols; i++) { |
| kc = &widget->kcontrol_news[i]; |
| switch (widget->dobj.widget.kcontrol_type[i]) { |
| case SND_SOC_TPLG_TYPE_MIXER: |
| sm = (struct soc_mixer_control *)kc->private_value; |
| scontrol = sm->dobj.private; |
| if (sm->max > 1) |
| kfree(scontrol->volume_table); |
| break; |
| case SND_SOC_TPLG_TYPE_ENUM: |
| se = (struct soc_enum *)kc->private_value; |
| scontrol = se->dobj.private; |
| break; |
| case SND_SOC_TPLG_TYPE_BYTES: |
| sbe = (struct soc_bytes_ext *)kc->private_value; |
| scontrol = sbe->dobj.private; |
| break; |
| default: |
| dev_warn(scomp->dev, "unsupported kcontrol_type\n"); |
| goto out; |
| } |
| kfree(scontrol->ipc_control_data); |
| list_del(&scontrol->list); |
| kfree(scontrol->name); |
| kfree(scontrol); |
| } |
| |
| out: |
| /* free IPC related data */ |
| widget_ops = tplg_ops ? tplg_ops->widget : NULL; |
| if (widget_ops && widget_ops[swidget->id].ipc_free) |
| widget_ops[swidget->id].ipc_free(swidget); |
| |
| ida_destroy(&swidget->output_queue_ida); |
| ida_destroy(&swidget->input_queue_ida); |
| |
| sof_free_pin_binding(swidget, SOF_PIN_TYPE_INPUT); |
| sof_free_pin_binding(swidget, SOF_PIN_TYPE_OUTPUT); |
| |
| kfree(swidget->tuples); |
| |
| /* remove and free swidget object */ |
| list_del(&swidget->list); |
| kfree(swidget); |
| |
| return 0; |
| } |
| |
| /* |
| * DAI HW configuration. |
| */ |
| |
| /* FE DAI - used for any driver specific init */ |
| static int sof_dai_load(struct snd_soc_component *scomp, int index, |
| struct snd_soc_dai_driver *dai_drv, |
| struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_pcm_ops *ipc_pcm_ops = sof_ipc_get_ops(sdev, pcm); |
| struct snd_soc_tplg_stream_caps *caps; |
| struct snd_soc_tplg_private *private = &pcm->priv; |
| struct snd_sof_pcm *spcm; |
| int stream; |
| int ret; |
| |
| /* nothing to do for BEs atm */ |
| if (!pcm) |
| return 0; |
| |
| spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); |
| if (!spcm) |
| return -ENOMEM; |
| |
| spcm->scomp = scomp; |
| |
| for_each_pcm_streams(stream) { |
| spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED; |
| if (pcm->compress) |
| snd_sof_compr_init_elapsed_work(&spcm->stream[stream].period_elapsed_work); |
| else |
| snd_sof_pcm_init_elapsed_work(&spcm->stream[stream].period_elapsed_work); |
| } |
| |
| spcm->pcm = *pcm; |
| dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name); |
| |
| /* perform pcm set op */ |
| if (ipc_pcm_ops && ipc_pcm_ops->pcm_setup) { |
| ret = ipc_pcm_ops->pcm_setup(sdev, spcm); |
| if (ret < 0) |
| return ret; |
| } |
| |
| dai_drv->dobj.private = spcm; |
| list_add(&spcm->list, &sdev->pcm_list); |
| |
| ret = sof_parse_tokens(scomp, spcm, stream_tokens, |
| ARRAY_SIZE(stream_tokens), private->array, |
| le32_to_cpu(private->size)); |
| if (ret) { |
| dev_err(scomp->dev, "error: parse stream tokens failed %d\n", |
| le32_to_cpu(private->size)); |
| return ret; |
| } |
| |
| /* do we need to allocate playback PCM DMA pages */ |
| if (!spcm->pcm.playback) |
| goto capture; |
| |
| stream = SNDRV_PCM_STREAM_PLAYBACK; |
| |
| caps = &spcm->pcm.caps[stream]; |
| |
| /* allocate playback page table buffer */ |
| ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, |
| PAGE_SIZE, &spcm->stream[stream].page_table); |
| if (ret < 0) { |
| dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", |
| caps->name, ret); |
| |
| return ret; |
| } |
| |
| /* bind pcm to host comp */ |
| ret = spcm_bind(scomp, spcm, stream); |
| if (ret) { |
| dev_err(scomp->dev, |
| "error: can't bind pcm to host\n"); |
| goto free_playback_tables; |
| } |
| |
| capture: |
| stream = SNDRV_PCM_STREAM_CAPTURE; |
| |
| /* do we need to allocate capture PCM DMA pages */ |
| if (!spcm->pcm.capture) |
| return ret; |
| |
| caps = &spcm->pcm.caps[stream]; |
| |
| /* allocate capture page table buffer */ |
| ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, |
| PAGE_SIZE, &spcm->stream[stream].page_table); |
| if (ret < 0) { |
| dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", |
| caps->name, ret); |
| goto free_playback_tables; |
| } |
| |
| /* bind pcm to host comp */ |
| ret = spcm_bind(scomp, spcm, stream); |
| if (ret) { |
| dev_err(scomp->dev, |
| "error: can't bind pcm to host\n"); |
| snd_dma_free_pages(&spcm->stream[stream].page_table); |
| goto free_playback_tables; |
| } |
| |
| return ret; |
| |
| free_playback_tables: |
| if (spcm->pcm.playback) |
| snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); |
| |
| return ret; |
| } |
| |
| static int sof_dai_unload(struct snd_soc_component *scomp, |
| struct snd_soc_dobj *dobj) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_pcm_ops *ipc_pcm_ops = sof_ipc_get_ops(sdev, pcm); |
| struct snd_sof_pcm *spcm = dobj->private; |
| |
| /* free PCM DMA pages */ |
| if (spcm->pcm.playback) |
| snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); |
| |
| if (spcm->pcm.capture) |
| snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); |
| |
| /* perform pcm free op */ |
| if (ipc_pcm_ops && ipc_pcm_ops->pcm_free) |
| ipc_pcm_ops->pcm_free(sdev, spcm); |
| |
| /* remove from list and free spcm */ |
| list_del(&spcm->list); |
| kfree(spcm); |
| |
| return 0; |
| } |
| |
| static const struct sof_topology_token common_dai_link_tokens[] = { |
| {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, |
| offsetof(struct snd_sof_dai_link, type)}, |
| }; |
| |
| /* DAI link - used for any driver specific init */ |
| static int sof_link_load(struct snd_soc_component *scomp, int index, struct snd_soc_dai_link *link, |
| struct snd_soc_tplg_link_config *cfg) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| struct snd_soc_tplg_private *private = &cfg->priv; |
| const struct sof_token_info *token_list; |
| struct snd_sof_dai_link *slink; |
| u32 token_id = 0; |
| int num_tuples = 0; |
| int ret, num_sets; |
| |
| if (!link->platforms) { |
| dev_err(scomp->dev, "error: no platforms\n"); |
| return -EINVAL; |
| } |
| link->platforms->name = dev_name(scomp->dev); |
| |
| if (tplg_ops && tplg_ops->link_setup) { |
| ret = tplg_ops->link_setup(sdev, link); |
| if (ret < 0) |
| return ret; |
| } |
| |
| /* Set nonatomic property for FE dai links as their trigger action involves IPC's */ |
| if (!link->no_pcm) { |
| link->nonatomic = true; |
| return 0; |
| } |
| |
| /* check we have some tokens - we need at least DAI type */ |
| if (le32_to_cpu(private->size) == 0) { |
| dev_err(scomp->dev, "error: expected tokens for DAI, none found\n"); |
| return -EINVAL; |
| } |
| |
| slink = kzalloc(sizeof(*slink), GFP_KERNEL); |
| if (!slink) |
| return -ENOMEM; |
| |
| slink->num_hw_configs = le32_to_cpu(cfg->num_hw_configs); |
| slink->hw_configs = kmemdup(cfg->hw_config, |
| sizeof(*slink->hw_configs) * slink->num_hw_configs, |
| GFP_KERNEL); |
| if (!slink->hw_configs) { |
| kfree(slink); |
| return -ENOMEM; |
| } |
| |
| slink->default_hw_cfg_id = le32_to_cpu(cfg->default_hw_config_id); |
| slink->link = link; |
| |
| dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d for dai link %s!\n", |
| slink->num_hw_configs, slink->default_hw_cfg_id, link->name); |
| |
| ret = sof_parse_tokens(scomp, slink, common_dai_link_tokens, |
| ARRAY_SIZE(common_dai_link_tokens), |
| private->array, le32_to_cpu(private->size)); |
| if (ret < 0) { |
| dev_err(scomp->dev, "Failed tp parse common DAI link tokens\n"); |
| kfree(slink->hw_configs); |
| kfree(slink); |
| return ret; |
| } |
| |
| token_list = tplg_ops ? tplg_ops->token_list : NULL; |
| if (!token_list) |
| goto out; |
| |
| /* calculate size of tuples array */ |
| num_tuples += token_list[SOF_DAI_LINK_TOKENS].count; |
| num_sets = slink->num_hw_configs; |
| switch (slink->type) { |
| case SOF_DAI_INTEL_SSP: |
| token_id = SOF_SSP_TOKENS; |
| num_tuples += token_list[SOF_SSP_TOKENS].count * slink->num_hw_configs; |
| break; |
| case SOF_DAI_INTEL_DMIC: |
| token_id = SOF_DMIC_TOKENS; |
| num_tuples += token_list[SOF_DMIC_TOKENS].count; |
| |
| /* Allocate memory for max PDM controllers */ |
| num_tuples += token_list[SOF_DMIC_PDM_TOKENS].count * SOF_DAI_INTEL_DMIC_NUM_CTRL; |
| break; |
| case SOF_DAI_INTEL_HDA: |
| token_id = SOF_HDA_TOKENS; |
| num_tuples += token_list[SOF_HDA_TOKENS].count; |
| break; |
| case SOF_DAI_INTEL_ALH: |
| token_id = SOF_ALH_TOKENS; |
| num_tuples += token_list[SOF_ALH_TOKENS].count; |
| break; |
| case SOF_DAI_IMX_SAI: |
| token_id = SOF_SAI_TOKENS; |
| num_tuples += token_list[SOF_SAI_TOKENS].count; |
| break; |
| case SOF_DAI_IMX_ESAI: |
| token_id = SOF_ESAI_TOKENS; |
| num_tuples += token_list[SOF_ESAI_TOKENS].count; |
| break; |
| case SOF_DAI_MEDIATEK_AFE: |
| token_id = SOF_AFE_TOKENS; |
| num_tuples += token_list[SOF_AFE_TOKENS].count; |
| break; |
| case SOF_DAI_AMD_DMIC: |
| token_id = SOF_ACPDMIC_TOKENS; |
| num_tuples += token_list[SOF_ACPDMIC_TOKENS].count; |
| break; |
| case SOF_DAI_AMD_SP: |
| case SOF_DAI_AMD_HS: |
| case SOF_DAI_AMD_SP_VIRTUAL: |
| case SOF_DAI_AMD_HS_VIRTUAL: |
| token_id = SOF_ACPI2S_TOKENS; |
| num_tuples += token_list[SOF_ACPI2S_TOKENS].count; |
| break; |
| default: |
| break; |
| } |
| |
| /* allocate memory for tuples array */ |
| slink->tuples = kcalloc(num_tuples, sizeof(*slink->tuples), GFP_KERNEL); |
| if (!slink->tuples) { |
| kfree(slink->hw_configs); |
| kfree(slink); |
| return -ENOMEM; |
| } |
| |
| if (token_list[SOF_DAI_LINK_TOKENS].tokens) { |
| /* parse one set of DAI link tokens */ |
| ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), |
| SOF_DAI_LINK_TOKENS, 1, slink->tuples, |
| num_tuples, &slink->num_tuples); |
| if (ret < 0) { |
| dev_err(scomp->dev, "failed to parse %s for dai link %s\n", |
| token_list[SOF_DAI_LINK_TOKENS].name, link->name); |
| goto err; |
| } |
| } |
| |
| /* nothing more to do if there are no DAI type-specific tokens defined */ |
| if (!token_id || !token_list[token_id].tokens) |
| goto out; |
| |
| /* parse "num_sets" sets of DAI-specific tokens */ |
| ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), |
| token_id, num_sets, slink->tuples, num_tuples, &slink->num_tuples); |
| if (ret < 0) { |
| dev_err(scomp->dev, "failed to parse %s for dai link %s\n", |
| token_list[token_id].name, link->name); |
| goto err; |
| } |
| |
| /* for DMIC, also parse all sets of DMIC PDM tokens based on active PDM count */ |
| if (token_id == SOF_DMIC_TOKENS) { |
| num_sets = sof_get_token_value(SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, |
| slink->tuples, slink->num_tuples); |
| |
| if (num_sets < 0) { |
| dev_err(sdev->dev, "Invalid active PDM count for %s\n", link->name); |
| ret = num_sets; |
| goto err; |
| } |
| |
| ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), |
| SOF_DMIC_PDM_TOKENS, num_sets, slink->tuples, |
| num_tuples, &slink->num_tuples); |
| if (ret < 0) { |
| dev_err(scomp->dev, "failed to parse %s for dai link %s\n", |
| token_list[SOF_DMIC_PDM_TOKENS].name, link->name); |
| goto err; |
| } |
| } |
| out: |
| link->dobj.private = slink; |
| list_add(&slink->list, &sdev->dai_link_list); |
| |
| return 0; |
| |
| err: |
| kfree(slink->tuples); |
| kfree(slink->hw_configs); |
| kfree(slink); |
| |
| return ret; |
| } |
| |
| static int sof_link_unload(struct snd_soc_component *scomp, struct snd_soc_dobj *dobj) |
| { |
| struct snd_sof_dai_link *slink = dobj->private; |
| |
| if (!slink) |
| return 0; |
| |
| kfree(slink->tuples); |
| list_del(&slink->list); |
| kfree(slink->hw_configs); |
| kfree(slink); |
| dobj->private = NULL; |
| |
| return 0; |
| } |
| |
| /* DAI link - used for any driver specific init */ |
| static int sof_route_load(struct snd_soc_component *scomp, int index, |
| struct snd_soc_dapm_route *route) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_sof_widget *source_swidget, *sink_swidget; |
| struct snd_soc_dobj *dobj = &route->dobj; |
| struct snd_sof_route *sroute; |
| int ret = 0; |
| |
| /* allocate memory for sroute and connect */ |
| sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); |
| if (!sroute) |
| return -ENOMEM; |
| |
| sroute->scomp = scomp; |
| dev_dbg(scomp->dev, "sink %s control %s source %s\n", |
| route->sink, route->control ? route->control : "none", |
| route->source); |
| |
| /* source component */ |
| source_swidget = snd_sof_find_swidget(scomp, (char *)route->source); |
| if (!source_swidget) { |
| dev_err(scomp->dev, "error: source %s not found\n", |
| route->source); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| /* |
| * Virtual widgets of type output/out_drv may be added in topology |
| * for compatibility. These are not handled by the FW. |
| * So, don't send routes whose source/sink widget is of such types |
| * to the DSP. |
| */ |
| if (source_swidget->id == snd_soc_dapm_out_drv || |
| source_swidget->id == snd_soc_dapm_output) |
| goto err; |
| |
| /* sink component */ |
| sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink); |
| if (!sink_swidget) { |
| dev_err(scomp->dev, "error: sink %s not found\n", |
| route->sink); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| /* |
| * Don't send routes whose sink widget is of type |
| * output or out_drv to the DSP |
| */ |
| if (sink_swidget->id == snd_soc_dapm_out_drv || |
| sink_swidget->id == snd_soc_dapm_output) |
| goto err; |
| |
| sroute->route = route; |
| dobj->private = sroute; |
| sroute->src_widget = source_swidget; |
| sroute->sink_widget = sink_swidget; |
| |
| /* add route to route list */ |
| list_add(&sroute->list, &sdev->route_list); |
| |
| return 0; |
| err: |
| kfree(sroute); |
| return ret; |
| } |
| |
| /** |
| * sof_set_widget_pipeline - Set pipeline for a component |
| * @sdev: pointer to struct snd_sof_dev |
| * @spipe: pointer to struct snd_sof_pipeline |
| * @swidget: pointer to struct snd_sof_widget that has the same pipeline ID as @pipe_widget |
| * |
| * Return: 0 if successful, -EINVAL on error. |
| * The function checks if @swidget is associated with any volatile controls. If so, setting |
| * the dynamic_pipeline_widget is disallowed. |
| */ |
| static int sof_set_widget_pipeline(struct snd_sof_dev *sdev, struct snd_sof_pipeline *spipe, |
| struct snd_sof_widget *swidget) |
| { |
| struct snd_sof_widget *pipe_widget = spipe->pipe_widget; |
| struct snd_sof_control *scontrol; |
| |
| if (pipe_widget->dynamic_pipeline_widget) { |
| /* dynamic widgets cannot have volatile kcontrols */ |
| list_for_each_entry(scontrol, &sdev->kcontrol_list, list) |
| if (scontrol->comp_id == swidget->comp_id && |
| (scontrol->access & SNDRV_CTL_ELEM_ACCESS_VOLATILE)) { |
| dev_err(sdev->dev, |
| "error: volatile control found for dynamic widget %s\n", |
| swidget->widget->name); |
| return -EINVAL; |
| } |
| } |
| |
| /* set the pipeline and apply the dynamic_pipeline_widget_flag */ |
| swidget->spipe = spipe; |
| swidget->dynamic_pipeline_widget = pipe_widget->dynamic_pipeline_widget; |
| |
| return 0; |
| } |
| |
| /* completion - called at completion of firmware loading */ |
| static int sof_complete(struct snd_soc_component *scomp) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| const struct sof_ipc_tplg_widget_ops *widget_ops; |
| struct snd_sof_control *scontrol; |
| struct snd_sof_pipeline *spipe; |
| int ret; |
| |
| widget_ops = tplg_ops ? tplg_ops->widget : NULL; |
| |
| /* first update all control IPC structures based on the IPC version */ |
| if (tplg_ops && tplg_ops->control_setup) |
| list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { |
| ret = tplg_ops->control_setup(sdev, scontrol); |
| if (ret < 0) { |
| dev_err(sdev->dev, "failed updating IPC struct for control %s\n", |
| scontrol->name); |
| return ret; |
| } |
| } |
| |
| /* set up the IPC structures for the pipeline widgets */ |
| list_for_each_entry(spipe, &sdev->pipeline_list, list) { |
| struct snd_sof_widget *pipe_widget = spipe->pipe_widget; |
| struct snd_sof_widget *swidget; |
| |
| /* Update the scheduler widget's IPC structure */ |
| if (widget_ops && widget_ops[pipe_widget->id].ipc_setup) { |
| ret = widget_ops[pipe_widget->id].ipc_setup(pipe_widget); |
| if (ret < 0) { |
| dev_err(sdev->dev, "failed updating IPC struct for %s\n", |
| pipe_widget->widget->name); |
| return ret; |
| } |
| } |
| |
| /* set the pipeline and update the IPC structure for the non scheduler widgets */ |
| list_for_each_entry(swidget, &sdev->widget_list, list) |
| if (swidget->widget->id != snd_soc_dapm_scheduler && |
| swidget->pipeline_id == pipe_widget->pipeline_id) { |
| ret = sof_set_widget_pipeline(sdev, spipe, swidget); |
| if (ret < 0) |
| return ret; |
| |
| if (widget_ops && widget_ops[swidget->id].ipc_setup) { |
| ret = widget_ops[swidget->id].ipc_setup(swidget); |
| if (ret < 0) { |
| dev_err(sdev->dev, |
| "failed updating IPC struct for %s\n", |
| swidget->widget->name); |
| return ret; |
| } |
| } |
| } |
| } |
| |
| /* verify topology components loading including dynamic pipelines */ |
| if (sof_debug_check_flag(SOF_DBG_VERIFY_TPLG)) { |
| if (tplg_ops && tplg_ops->set_up_all_pipelines && |
| tplg_ops->tear_down_all_pipelines) { |
| ret = tplg_ops->set_up_all_pipelines(sdev, true); |
| if (ret < 0) { |
| dev_err(sdev->dev, "Failed to set up all topology pipelines: %d\n", |
| ret); |
| return ret; |
| } |
| |
| ret = tplg_ops->tear_down_all_pipelines(sdev, true); |
| if (ret < 0) { |
| dev_err(sdev->dev, "Failed to tear down topology pipelines: %d\n", |
| ret); |
| return ret; |
| } |
| } |
| } |
| |
| /* set up static pipelines */ |
| if (tplg_ops && tplg_ops->set_up_all_pipelines) |
| return tplg_ops->set_up_all_pipelines(sdev, false); |
| |
| return 0; |
| } |
| |
| /* manifest - optional to inform component of manifest */ |
| static int sof_manifest(struct snd_soc_component *scomp, int index, |
| struct snd_soc_tplg_manifest *man) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg); |
| |
| if (tplg_ops && tplg_ops->parse_manifest) |
| return tplg_ops->parse_manifest(scomp, index, man); |
| |
| return 0; |
| } |
| |
| /* vendor specific kcontrol handlers available for binding */ |
| static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { |
| {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, |
| {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, |
| {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, |
| {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, |
| }; |
| |
| /* vendor specific bytes ext handlers available for binding */ |
| static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { |
| {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, |
| {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get}, |
| }; |
| |
| static struct snd_soc_tplg_ops sof_tplg_ops = { |
| /* external kcontrol init - used for any driver specific init */ |
| .control_load = sof_control_load, |
| .control_unload = sof_control_unload, |
| |
| /* external kcontrol init - used for any driver specific init */ |
| .dapm_route_load = sof_route_load, |
| .dapm_route_unload = sof_route_unload, |
| |
| /* external widget init - used for any driver specific init */ |
| /* .widget_load is not currently used */ |
| .widget_ready = sof_widget_ready, |
| .widget_unload = sof_widget_unload, |
| |
| /* FE DAI - used for any driver specific init */ |
| .dai_load = sof_dai_load, |
| .dai_unload = sof_dai_unload, |
| |
| /* DAI link - used for any driver specific init */ |
| .link_load = sof_link_load, |
| .link_unload = sof_link_unload, |
| |
| /* completion - called at completion of firmware loading */ |
| .complete = sof_complete, |
| |
| /* manifest - optional to inform component of manifest */ |
| .manifest = sof_manifest, |
| |
| /* vendor specific kcontrol handlers available for binding */ |
| .io_ops = sof_io_ops, |
| .io_ops_count = ARRAY_SIZE(sof_io_ops), |
| |
| /* vendor specific bytes ext handlers available for binding */ |
| .bytes_ext_ops = sof_bytes_ext_ops, |
| .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), |
| }; |
| |
| static int snd_sof_dspless_kcontrol(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| return 0; |
| } |
| |
| static const struct snd_soc_tplg_kcontrol_ops sof_dspless_io_ops[] = { |
| {SOF_TPLG_KCTL_VOL_ID, snd_sof_dspless_kcontrol, snd_sof_dspless_kcontrol}, |
| {SOF_TPLG_KCTL_BYTES_ID, snd_sof_dspless_kcontrol, snd_sof_dspless_kcontrol}, |
| {SOF_TPLG_KCTL_ENUM_ID, snd_sof_dspless_kcontrol, snd_sof_dspless_kcontrol}, |
| {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_dspless_kcontrol, snd_sof_dspless_kcontrol}, |
| }; |
| |
| static int snd_sof_dspless_bytes_ext_get(struct snd_kcontrol *kcontrol, |
| unsigned int __user *binary_data, |
| unsigned int size) |
| { |
| return 0; |
| } |
| |
| static int snd_sof_dspless_bytes_ext_put(struct snd_kcontrol *kcontrol, |
| const unsigned int __user *binary_data, |
| unsigned int size) |
| { |
| return 0; |
| } |
| |
| static const struct snd_soc_tplg_bytes_ext_ops sof_dspless_bytes_ext_ops[] = { |
| {SOF_TPLG_KCTL_BYTES_ID, snd_sof_dspless_bytes_ext_get, snd_sof_dspless_bytes_ext_put}, |
| {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_dspless_bytes_ext_get}, |
| }; |
| |
| /* external widget init - used for any driver specific init */ |
| static int sof_dspless_widget_ready(struct snd_soc_component *scomp, int index, |
| struct snd_soc_dapm_widget *w, |
| struct snd_soc_tplg_dapm_widget *tw) |
| { |
| if (WIDGET_IS_DAI(w->id)) { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| struct snd_sof_widget *swidget; |
| struct snd_sof_dai dai; |
| int ret; |
| |
| swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); |
| if (!swidget) |
| return -ENOMEM; |
| |
| memset(&dai, 0, sizeof(dai)); |
| |
| ret = sof_connect_dai_widget(scomp, w, tw, &dai); |
| if (ret) { |
| kfree(swidget); |
| return ret; |
| } |
| |
| swidget->scomp = scomp; |
| swidget->widget = w; |
| mutex_init(&swidget->setup_mutex); |
| w->dobj.private = swidget; |
| list_add(&swidget->list, &sdev->widget_list); |
| } |
| |
| return 0; |
| } |
| |
| static int sof_dspless_widget_unload(struct snd_soc_component *scomp, |
| struct snd_soc_dobj *dobj) |
| { |
| struct snd_soc_dapm_widget *w = container_of(dobj, struct snd_soc_dapm_widget, dobj); |
| |
| if (WIDGET_IS_DAI(w->id)) { |
| struct snd_sof_widget *swidget = dobj->private; |
| |
| sof_disconnect_dai_widget(scomp, w); |
| |
| if (!swidget) |
| return 0; |
| |
| /* remove and free swidget object */ |
| list_del(&swidget->list); |
| kfree(swidget); |
| } |
| |
| return 0; |
| } |
| |
| static int sof_dspless_link_load(struct snd_soc_component *scomp, int index, |
| struct snd_soc_dai_link *link, |
| struct snd_soc_tplg_link_config *cfg) |
| { |
| link->platforms->name = dev_name(scomp->dev); |
| |
| /* Set nonatomic property for FE dai links for FE-BE compatibility */ |
| if (!link->no_pcm) |
| link->nonatomic = true; |
| |
| return 0; |
| } |
| |
| static struct snd_soc_tplg_ops sof_dspless_tplg_ops = { |
| /* external widget init - used for any driver specific init */ |
| .widget_ready = sof_dspless_widget_ready, |
| .widget_unload = sof_dspless_widget_unload, |
| |
| /* FE DAI - used for any driver specific init */ |
| .dai_load = sof_dai_load, |
| .dai_unload = sof_dai_unload, |
| |
| /* DAI link - used for any driver specific init */ |
| .link_load = sof_dspless_link_load, |
| |
| /* vendor specific kcontrol handlers available for binding */ |
| .io_ops = sof_dspless_io_ops, |
| .io_ops_count = ARRAY_SIZE(sof_dspless_io_ops), |
| |
| /* vendor specific bytes ext handlers available for binding */ |
| .bytes_ext_ops = sof_dspless_bytes_ext_ops, |
| .bytes_ext_ops_count = ARRAY_SIZE(sof_dspless_bytes_ext_ops), |
| }; |
| |
| int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) |
| { |
| struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
| const struct firmware *fw; |
| int ret; |
| |
| dev_dbg(scomp->dev, "loading topology:%s\n", file); |
| |
| ret = request_firmware(&fw, file, scomp->dev); |
| if (ret < 0) { |
| dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n", |
| file, ret); |
| dev_err(scomp->dev, |
| "you may need to download the firmware from https://github.com/thesofproject/sof-bin/\n"); |
| return ret; |
| } |
| |
| if (sdev->dspless_mode_selected) |
| ret = snd_soc_tplg_component_load(scomp, &sof_dspless_tplg_ops, fw); |
| else |
| ret = snd_soc_tplg_component_load(scomp, &sof_tplg_ops, fw); |
| |
| if (ret < 0) { |
| dev_err(scomp->dev, "error: tplg component load failed %d\n", |
| ret); |
| ret = -EINVAL; |
| } |
| |
| release_firmware(fw); |
| |
| if (ret >= 0 && sdev->led_present) |
| ret = snd_ctl_led_request(); |
| |
| return ret; |
| } |
| EXPORT_SYMBOL(snd_sof_load_topology); |