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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ALSA: hda - Use standard sort function in hda_auto_parser.c
Just refactoring, no functional changes. Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai
parent
9b4ef97757
commit
b9030a005d
@ -11,6 +11,7 @@
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#include <linux/slab.h>
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#include <linux/export.h>
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#include <linux/sort.h>
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#include <sound/core.h>
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#include "hda_codec.h"
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#include "hda_local.h"
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@ -30,29 +31,30 @@ static int is_in_nid_list(hda_nid_t nid, const hda_nid_t *list)
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return 0;
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}
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/* a pair of input pin and its sequence */
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struct auto_out_pin {
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hda_nid_t pin;
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short seq;
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};
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static int compare_seq(const void *ap, const void *bp)
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{
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const struct auto_out_pin *a = ap;
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const struct auto_out_pin *b = bp;
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return (int)(a->seq - b->seq);
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}
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/*
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* Sort an associated group of pins according to their sequence numbers.
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* then store it to a pin array.
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*/
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static void sort_pins_by_sequence(hda_nid_t *pins, short *sequences,
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static void sort_pins_by_sequence(hda_nid_t *pins, struct auto_out_pin *list,
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int num_pins)
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{
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int i, j;
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short seq;
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hda_nid_t nid;
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for (i = 0; i < num_pins; i++) {
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for (j = i + 1; j < num_pins; j++) {
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if (sequences[i] > sequences[j]) {
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seq = sequences[i];
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sequences[i] = sequences[j];
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sequences[j] = seq;
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nid = pins[i];
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pins[i] = pins[j];
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pins[j] = nid;
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}
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}
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}
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int i;
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sort(list, num_pins, sizeof(list[0]), compare_seq, NULL);
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for (i = 0; i < num_pins; i++)
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pins[i] = list[i].pin;
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}
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@ -67,21 +69,11 @@ static void add_auto_cfg_input_pin(struct auto_pin_cfg *cfg, hda_nid_t nid,
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}
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}
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/* sort inputs in the order of AUTO_PIN_* type */
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static void sort_autocfg_input_pins(struct auto_pin_cfg *cfg)
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static int compare_input_type(const void *ap, const void *bp)
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{
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int i, j;
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for (i = 0; i < cfg->num_inputs; i++) {
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for (j = i + 1; j < cfg->num_inputs; j++) {
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if (cfg->inputs[i].type > cfg->inputs[j].type) {
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struct auto_pin_cfg_item tmp;
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tmp = cfg->inputs[i];
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cfg->inputs[i] = cfg->inputs[j];
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cfg->inputs[j] = tmp;
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}
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}
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}
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const struct auto_pin_cfg_item *a = ap;
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const struct auto_pin_cfg_item *b = bp;
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return (int)(a->type - b->type);
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}
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/* Reorder the surround channels
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@ -129,16 +121,16 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
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{
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hda_nid_t nid, end_nid;
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short seq, assoc_line_out;
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short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
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short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
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short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
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struct auto_out_pin line_out[ARRAY_SIZE(cfg->line_out_pins)];
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struct auto_out_pin speaker_out[ARRAY_SIZE(cfg->speaker_pins)];
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struct auto_out_pin hp_out[ARRAY_SIZE(cfg->hp_pins)];
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int i;
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memset(cfg, 0, sizeof(*cfg));
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memset(sequences_line_out, 0, sizeof(sequences_line_out));
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memset(sequences_speaker, 0, sizeof(sequences_speaker));
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memset(sequences_hp, 0, sizeof(sequences_hp));
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memset(line_out, 0, sizeof(line_out));
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memset(speaker_out, 0, sizeof(speaker_out));
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memset(hp_out, 0, sizeof(hp_out));
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assoc_line_out = 0;
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end_nid = codec->start_nid + codec->num_nodes;
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@ -184,8 +176,8 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
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continue;
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if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
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continue;
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cfg->line_out_pins[cfg->line_outs] = nid;
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sequences_line_out[cfg->line_outs] = seq;
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line_out[cfg->line_outs].pin = nid;
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line_out[cfg->line_outs].seq = seq;
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cfg->line_outs++;
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break;
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case AC_JACK_SPEAKER:
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@ -193,8 +185,8 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
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assoc = get_defcfg_association(def_conf);
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if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
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continue;
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cfg->speaker_pins[cfg->speaker_outs] = nid;
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sequences_speaker[cfg->speaker_outs] = (assoc << 4) | seq;
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speaker_out[cfg->speaker_outs].pin = nid;
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speaker_out[cfg->speaker_outs].seq = (assoc << 4) | seq;
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cfg->speaker_outs++;
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break;
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case AC_JACK_HP_OUT:
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@ -202,8 +194,8 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
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assoc = get_defcfg_association(def_conf);
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if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
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continue;
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cfg->hp_pins[cfg->hp_outs] = nid;
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sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
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hp_out[cfg->hp_outs].pin = nid;
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hp_out[cfg->hp_outs].seq = (assoc << 4) | seq;
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cfg->hp_outs++;
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break;
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case AC_JACK_MIC_IN:
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@ -248,34 +240,28 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
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int i = 0;
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while (i < cfg->hp_outs) {
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/* The real HPs should have the sequence 0x0f */
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if ((sequences_hp[i] & 0x0f) == 0x0f) {
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if ((hp_out[i].seq & 0x0f) == 0x0f) {
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i++;
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continue;
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}
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/* Move it to the line-out table */
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cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
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sequences_line_out[cfg->line_outs] = sequences_hp[i];
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cfg->line_outs++;
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line_out[cfg->line_outs++] = hp_out[i];
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cfg->hp_outs--;
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memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
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sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
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memmove(sequences_hp + i, sequences_hp + i + 1,
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sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
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memmove(hp_out + i, hp_out + i + 1,
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sizeof(hp_out[0]) * (cfg->hp_outs - i));
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}
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memset(cfg->hp_pins + cfg->hp_outs, 0,
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sizeof(hda_nid_t) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs));
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memset(hp_out + cfg->hp_outs, 0,
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sizeof(hp_out[0]) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs));
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if (!cfg->hp_outs)
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cfg->line_out_type = AUTO_PIN_HP_OUT;
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}
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/* sort by sequence */
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sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
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cfg->line_outs);
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sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
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sort_pins_by_sequence(cfg->line_out_pins, line_out, cfg->line_outs);
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sort_pins_by_sequence(cfg->speaker_pins, speaker_out,
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cfg->speaker_outs);
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sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
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cfg->hp_outs);
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sort_pins_by_sequence(cfg->hp_pins, hp_out, cfg->hp_outs);
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/*
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* FIX-UP: if no line-outs are detected, try to use speaker or HP pin
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@ -304,7 +290,9 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
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reorder_outputs(cfg->hp_outs, cfg->hp_pins);
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reorder_outputs(cfg->speaker_outs, cfg->speaker_pins);
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sort_autocfg_input_pins(cfg);
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/* sort inputs in the order of AUTO_PIN_* type */
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sort(cfg->inputs, cfg->num_inputs, sizeof(cfg->inputs[0]),
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compare_input_type, NULL);
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/*
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* debug prints of the parsed results
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