Tools: Testbench: Increase bytes size limit and avoid duplication

The max size is increased to 8 kB. Instead of copying the data
from topology to controls array the data can be referenced
with a pointer.

Signed-off-by: Seppo Ingalsuo <seppo.ingalsuo@linux.intel.com>

Author: singalsu

tools/testbench/include/testbench/utils.h

@@ -22,7 +22,7 @@
 #define TB_MAX_CMD_CHARS		256
 #define TB_MAX_CTL_NAME_CHARS		128
 #define TB_MAX_VOLUME_SIZE		120
-#define TB_MAX_BYTES_DATA_SIZE		512
+#define TB_MAX_BYTES_DATA_SIZE		8192
 
 /* number of widgets types supported in testbench */
 #define TB_NUM_WIDGETS_SUPPORTED	16
@@ -43,7 +43,7 @@ struct tb_ctl {
 	unsigned int type;
 	unsigned int volume_table[TB_MAX_VOLUME_SIZE];
 	unsigned int index;
-	char data[TB_MAX_BYTES_DATA_SIZE];
+	char *data;
 	char name[TB_MAX_CTL_NAME_CHARS];
 	union {
 		struct snd_soc_tplg_mixer_control mixer_ctl;

tools/testbench/topology_ipc4.c

@@ -1358,7 +1358,7 @@ static int tb_kcontrol_cb_new(struct snd_soc_tplg_ctl_hdr *tplg_ctl,
 				tplg_bytes->priv.size);
 			return -EINVAL;
 		}
-		memcpy(ctl->data, tplg_bytes->priv.data, tplg_bytes->priv.size);
+		ctl->data = tplg_bytes->priv.data;
 		ctl->comp_info = comp_info;
 		strncpy(ctl->name, tplg_ctl->name, TB_MAX_CTL_NAME_CHARS);
 		break;