Revert "hikey960: Remove hifi dsp support."

This reverts commit 1d7e5889cd761a9eaecb130c52582d2b0707a08d.

Reason for revert: previous commit broke build_test target, b/219798815

Change-Id: If678459053b79b81de27a1b7d514cc0c6101d97d
diff --git a/hifi/xaf/host-apf/utest/xaf-dec-mix-test.c b/hifi/xaf/host-apf/utest/xaf-dec-mix-test.c
new file mode 100644
index 0000000..28ac876
--- /dev/null
+++ b/hifi/xaf/host-apf/utest/xaf-dec-mix-test.c
@@ -0,0 +1,421 @@
+/*******************************************************************************
+* Copyright (C) 2018 Cadence Design Systems, Inc.
+* 
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to use this Software with Cadence processor cores only and 
+* not with any other processors and platforms, subject to
+* the following conditions:
+* 
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+* 
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************************/
+
+#define MODULE_TAG                      UTEST
+
+#include "xaf-utils-test.h"
+
+#include "audio/xa_vorbis_dec_api.h"
+#include "audio/xa-mixer-api.h"
+#include "audio/xa-audio-decoder-api.h"
+
+#include "xa_playback.h"
+
+#define PRINT_USAGE do { fprintf(stderr, "\nUsage: %s <input-file1> <input-file2>\n", argv[0]); \
+                         fprintf(stderr, "       Only .ogg and .pcm files are supported. \n"); \
+                         fprintf(stderr, "       Playback is configured @ 48kHz, 2 ch, 16 bits pcm. \n"); \
+                         fprintf(stderr, "       <input-file2> is optional. \n"); \
+                         fprintf(stderr, "       pcm output is written to dec-mix-out.pcm, by default. \n\n"); \
+                       } while(0)
+
+#define MAX_INP_STRMS       2
+#define NUM_COMP_IN_GRAPH   3
+
+/* ...global variables */
+int g_pthread_exit_code=0x12345678;
+
+/* ...playback format */    
+xaf_format_t pb_format;
+
+/* ...playback device parameters */
+void *pb_handle = NULL;
+
+void thread_exit_handler(int sig)
+{
+    /* ...unused arg */
+    (void) sig;
+
+    pthread_exit(0);
+}
+
+static int vorbis_setup(void *p_decoder)
+{
+    int param[2];
+    
+    /* 1: Raw decode, 0: Ogg decode */
+    param[0] = XA_VORBISDEC_CONFIG_PARAM_RAW_VORBIS_FILE_MODE;
+    param[1] = 0;
+
+    XF_CHK_API(xaf_comp_set_config(p_decoder, 1, &param[0]));    
+    
+    return 0;
+}
+
+static int pcm_setup(void *p_pcm)
+{
+    int param[6];
+
+    param[0] = XA_CODEC_CONFIG_PARAM_SAMPLE_RATE;
+    param[1] = pb_format.sample_rate;
+    param[2] = XA_CODEC_CONFIG_PARAM_CHANNELS;
+    param[3] = pb_format.channels;
+    param[4] = XA_CODEC_CONFIG_PARAM_PCM_WIDTH;
+    param[5] = pb_format.pcm_width;
+
+    XF_CHK_API(xaf_comp_set_config(p_pcm, 3, &param[0]));    
+
+    return 0;
+}
+
+static int mixer_setup(void *p_decoder, xaf_format_t *p_format)
+{
+    int param[6];
+
+    param[0] = XA_MIXER_CONFIG_PARAM_SAMPLE_RATE;
+    param[1] = p_format->sample_rate;
+    param[2] = XA_MIXER_CONFIG_PARAM_CHANNELS;
+    param[3] = p_format->channels;
+    param[4] = XA_MIXER_CONFIG_PARAM_PCM_WIDTH;
+    param[5] = p_format->pcm_width;
+
+    XF_CHK_API(xaf_comp_set_config(p_decoder, 3, &param[0]));    
+
+    return 0;
+}
+
+static int consume_output(void *p_buf, int buf_length, void *p_output)
+{
+    XAF_CHK_PTR(p_buf);
+    XAF_CHK_PTR(p_output);
+
+#if !defined BOARD
+    FILE *fp = p_output;
+    fwrite(p_buf, 1, buf_length, fp);    
+
+    if (xa_playback_buf(pb_handle, p_buf, buf_length)) {
+        TRACE(ERROR, _b("Playback Failed \n"));
+	return -1;
+    }
+#else 
+#endif
+    return 0;
+}
+
+static int read_input(void *p_buf, int buf_length, int *read_length, void *p_input)
+{
+    XAF_CHK_PTR(p_buf);
+    XAF_CHK_PTR(read_length);
+    XAF_CHK_PTR(p_input);
+
+#if !defined BOARD
+    FILE *fp = p_input;
+    *read_length = fread(p_buf, 1, buf_length, fp);
+#else
+#endif
+    return 0;
+}
+
+static int comp_process_entry(void *arg)
+{
+    void *p_comp;
+    void *p_input, *p_output;
+    xaf_comp_status comp_status;
+    xaf_info_t comp_info;
+    int input_over, read_length;
+    void * (*arg_arr)[3];
+    void *pg_pthread_exit_code = (void*)&g_pthread_exit_code;
+
+    XAF_CHK_PTR(arg);
+
+    arg_arr = arg;
+    p_comp   = (*arg_arr)[0];
+    p_input  = (*arg_arr)[1];
+    p_output = (*arg_arr)[2];
+    input_over = 0;
+    
+    XF_CHK_API(xaf_comp_process(NULL, p_comp, NULL, 0, XAF_EXEC_FLAG));
+    
+    while (1)
+    {
+        XF_CHK_API(xaf_comp_get_status(NULL, p_comp, &comp_status, &comp_info));
+        
+        if (comp_status == XAF_EXEC_DONE) break;
+
+        if (comp_status == XAF_NEED_INPUT && !input_over)
+        {
+            void *p_buf = (void *) comp_info.buf; 
+            int size    = comp_info.length;
+            
+            XF_CHK_API(read_input(p_buf, size, &read_length, p_input));
+
+            if (read_length) 
+                XF_CHK_API(xaf_comp_process(NULL, p_comp, (void *)comp_info.buf, read_length, XAF_INPUT_READY_FLAG));
+            else
+            {
+                XF_CHK_API(xaf_comp_process(NULL, p_comp, NULL, 0, XAF_INPUT_OVER_FLAG));
+                input_over = 1;
+            }
+        }
+        
+        if (comp_status == XAF_OUTPUT_READY)
+        {
+            void *p_buf = (void *) comp_info.buf;
+            int size    = comp_info.length;
+            
+            XF_CHK_API(consume_output(p_buf, size, p_output));
+            XF_CHK_API(xaf_comp_process(NULL, p_comp, (void *)comp_info.buf, comp_info.length, XAF_NEED_OUTPUT_FLAG));
+        }
+    }
+    pthread_exit(pg_pthread_exit_code);
+
+    return 0;
+}
+
+int main(int argc, const char **argv)
+{
+    void *p_adev = NULL;
+    void *p_decoder[MAX_INP_STRMS];
+    void *p_mixer;
+    mem_obj_t* mem_handle;
+    int num_comp = NUM_COMP_IN_GRAPH;
+    
+    xaf_comp_status dec_status;
+    xaf_info_t comp_info;
+
+    void *p_input[MAX_INP_STRMS], *p_output;
+        
+    xf_id_t dec_id[MAX_INP_STRMS];
+    int (*dec_setup[MAX_INP_STRMS])(void *p_comp);    
+
+    pthread_t dec_thread[MAX_INP_STRMS];
+    pthread_t mixer_thread;
+    void *dec_thread_args[MAX_INP_STRMS][3];
+    void *mixer_thread_args[3];
+
+    const char *ext; 
+    FILE *fp, *ofp;
+    void *dec_inbuf[MAX_INP_STRMS][2];
+    int buf_length = XAF_INBUF_SIZE;
+    int read_length;
+    int input_over = 0;
+    int i, j;   
+    int num_strms; 
+
+    unsigned int card = 0;
+    unsigned int device = 0;
+    unsigned int period_size = 1024;
+    unsigned int period_count = 4;
+
+    int pthread_error;
+    void *pthread_exit_code[3];
+
+    struct sigaction actions;
+    memset(&actions, 0, sizeof(actions));
+    sigemptyset(&actions.sa_mask);
+    actions.sa_flags = 0;
+    actions.sa_handler = thread_exit_handler;
+    sigaction(SIGUSR1,&actions,NULL);
+ 
+    /* ...initialize playback format */
+    pb_format.sample_rate = 48000;
+    pb_format.channels    = 2;
+    pb_format.pcm_width   = 16;
+
+    audio_frmwk_buf_size = 0; //unused
+    audio_comp_buf_size  = 0; //unused
+
+    print_banner("\'Audio decoder(PCM/Ogg-Vorbis) + Mixer\'");
+
+    /* ...initialize tracing facility */
+    TRACE_INIT("Xtensa Audio Framework - Sample Application");
+
+#if !defined BOARD
+    /* ...check input arguments */
+    if (argc < 2 || argc > (MAX_INP_STRMS+1))
+    {
+        TRACE(ERROR, _b("Usage: ./xaf-test <infile1> <infile2>\n"));
+        PRINT_USAGE;
+        return 0;
+    }
+    
+    argc--; 
+    for (i=0; i<argc; i++)
+    { 
+        ext = strrchr(argv[i+1], '.');
+        if (!ext)
+        {   
+            PRINT_USAGE;
+            return 0;
+        }
+        ext++;
+        if (!strcmp(ext, "pcm")) {
+     	    dec_id[i]    = "audio-decoder/pcm";
+            dec_setup[i] = pcm_setup;
+        }
+        else if (!strcmp(ext, "ogg")) {
+            dec_id[i]    = "audio-decoder/vorbis";
+            dec_setup[i] = vorbis_setup;
+        }
+        else {
+           TRACE(ERROR, _x("Unknown Decoder Extension '%s'"), ext);
+           PRINT_USAGE;
+           exit(-1);
+        }
+        /* ...open file */
+        if ((fp = fopen(argv[i+1], "rb")) == NULL)
+        {
+           TRACE(ERROR, _x("Failed to open '%s': %d"), argv[i+1], errno);
+           exit(-1);
+        }
+        p_input[i] = fp;
+    }
+    num_strms = i;
+
+    if ((ofp = fopen("dec-mix-out.pcm", "wb")) == NULL)
+    {
+       TRACE(ERROR, _x("Failed to open '%s': %d"), "dec-mix-out.pcm", errno);
+       exit(-1);
+    }
+    p_output = ofp;
+#endif
+
+    mem_handle = mem_init(); //initialize memory handler
+
+    XF_CHK_API(xaf_adev_open(&p_adev, audio_frmwk_buf_size, audio_comp_buf_size, mem_malloc, mem_free));
+
+    /* ...create mixer component */
+    XF_CHK_API(xaf_comp_create(p_adev, &p_mixer, "mixer", 0, 1, NULL, XAF_MIXER));
+    XF_CHK_API(mixer_setup(p_mixer, &pb_format));
+
+    for (i=0; i<num_strms; i++)
+    {
+        /* ...create decoder component */
+        XF_CHK_API(xaf_comp_create(p_adev, &p_decoder[i], dec_id[i], 2, 0, &dec_inbuf[i][0], XAF_DECODER));
+        XF_CHK_API((dec_setup[i])(p_decoder[i]));
+
+    	/* ...start decoder component */            
+        XF_CHK_API(xaf_comp_process(p_adev, p_decoder[i], NULL, 0, XAF_START_FLAG));
+    	
+	/* ...feed input to decoder component */
+        for (j=0; j<2; j++) 
+        {
+            XF_CHK_API(read_input(dec_inbuf[i][j], buf_length, &read_length, p_input[i]));
+
+            if (read_length) 
+                XF_CHK_API(xaf_comp_process(p_adev, p_decoder[i], dec_inbuf[i][j], read_length, XAF_INPUT_READY_FLAG));
+            else
+                break;
+        }
+    
+    	/* ...initialization loop */    
+        while (1)
+        {
+            XF_CHK_API(xaf_comp_get_status(p_adev, p_decoder[i], &dec_status, &comp_info));
+        
+            if (dec_status == XAF_INIT_DONE || dec_status == XAF_EXEC_DONE) break;
+
+            if (dec_status == XAF_NEED_INPUT && !input_over)
+            {
+                void *p_buf = (void *) comp_info.buf; 
+                int size    = comp_info.length;
+            
+                XF_CHK_API(read_input(p_buf, size, &read_length, p_input[i]));
+
+                if (read_length) 
+                    XF_CHK_API(xaf_comp_process(p_adev, p_decoder[i], p_buf, read_length, XAF_INPUT_READY_FLAG));
+                else
+                    break;
+            }
+        }
+
+        if (dec_status != XAF_INIT_DONE)
+        {
+            TRACE(ERROR, _x("Failed to init"));
+            exit(-1);
+        }
+
+        XF_CHK_API(xaf_connect(p_decoder[i], p_mixer, 4));
+    }
+
+    XF_CHK_API(xaf_comp_process(p_adev, p_mixer, NULL, 0, XAF_START_FLAG));
+    XF_CHK_API(xaf_comp_get_status(p_adev, p_mixer, &dec_status, &comp_info));
+            
+    if (dec_status != XAF_INIT_DONE)
+    {
+        TRACE(ERROR, _x("Failed to init"));
+        exit(-1);
+    }
+    
+    /* ...open playback device */
+    pb_handle = xa_playback_open(card, device, pb_format.channels, pb_format.sample_rate,
+		  	         pb_format.pcm_width, period_size, period_count); 
+    if (!pb_handle) {
+        TRACE(ERROR, _x("Playback open error\n"));
+	return -1;
+    }
+
+    for (i=0; i<num_strms; i++)
+    {
+        dec_thread_args[i][0] = p_decoder[i];
+        dec_thread_args[i][1] = p_input[i];
+        dec_thread_args[i][2] = p_output; 
+        pthread_create(&dec_thread[i], 0, (void *(*)(void*))&comp_process_entry, dec_thread_args[i]);
+    }
+        
+    mixer_thread_args[0] = p_mixer;
+    mixer_thread_args[1] = NULL; 
+    mixer_thread_args[2] = p_output; 
+    pthread_create(&mixer_thread, 0, (void *(*)(void*))comp_process_entry, &mixer_thread_args[0]);
+
+    for (i=0; i<num_strms; i++)
+    {
+      pthread_error = pthread_join(dec_thread[i], (void **) &pthread_exit_code[i]);
+      if(pthread_error)
+      {
+        TRACE(ERROR, _b("decode thread %d join error:%x\n"), i, pthread_error);
+      }
+    }
+    pthread_error = pthread_join(mixer_thread, (void **) &pthread_exit_code[i]);
+    if(pthread_error)
+    {
+      TRACE(ERROR, _b("mixer thread join error:%x\n"), pthread_error);
+    }
+
+    for (i=0; i<num_strms; i++)
+    {
+        XF_CHK_API(xaf_comp_delete(p_decoder[i]));
+        if (p_input[i]) fclose(p_input[i]);
+    }
+    XF_CHK_API(xaf_comp_delete(p_mixer));
+
+    /* ...exec done, clean-up */
+    xa_playback_close(pb_handle);
+
+    XF_CHK_API(xaf_adev_close(p_adev, 0 /*unused*/));
+    if (p_output) fclose(p_output);
+    
+    mem_exit();
+    XF_CHK_API(print_mem_mcps_info(mem_handle, num_comp));
+
+    return 0;
+}
+