hal: update platform info parser to read key value pairs (14b0f2d7) · Commits · e / os / android_hardware_qcom_audio

hal/msm8916/platform.c

+3 −4

Original line number	Diff line number	Diff line
		@@ -1434,8 +1434,7 @@ void platform_init(struct audio_device adev)
		dir = opendir(CodecPeek);
		if (dir != NULL) {
		while (NULL != (dirent = readdir(dir))) {
		if (strstr (dirent->d_name,file_name))
		{
		if (strstr (dirent->d_name,file_name)) {
		my_data->is_wsa_speaker = true;
		break;
		}
		@@ -1449,9 +1448,9 @@ acdb_init_fail:

		/* Initialize ACDB and PCM ID's */
		if (is_external_codec)
		platform_info_init(PLATFORM_INFO_XML_PATH_EXTCODEC);
		platform_info_init(PLATFORM_INFO_XML_PATH_EXTCODEC, my_data);
		else
		platform_info_init(PLATFORM_INFO_XML_PATH);
		platform_info_init(PLATFORM_INFO_XML_PATH, my_data);

		/* init usb */
		audio_extn_usb_init(adev);

hal/msm8974/platform.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1393,9 +1393,9 @@ acdb_init_fail:

		/* Initialize ACDB ID's */
		if (my_data->is_i2s_ext_modem)
		platform_info_init(PLATFORM_INFO_XML_PATH_I2S);
		platform_info_init(PLATFORM_INFO_XML_PATH_I2S, my_data);
		else
		platform_info_init(PLATFORM_INFO_XML_PATH);
		platform_info_init(PLATFORM_INFO_XML_PATH, my_data);

		/* If platform is apq8084 and baseband is MDM, load CSD Client specific
		* symbols. Voice call is handled by MDM and apps processor talks to

hal/platform_api.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -87,8 +87,8 @@ bool platform_sound_trigger_usecase_needs_event(audio_usecase_t uc_id);

		int platform_set_snd_device_backend(snd_device_t snd_device, const char * backend);

		/* From platform_info_parser.c */
		int platform_info_init(const char *filename);
		/* From platform_info.c */
		int platform_info_init(const char filename, void );

		void platform_snd_card_update(void *platform, int snd_scard_state);

hal/platform_info.c

+53 −2

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@
		#include <stdio.h>
		#include <expat.h>
		#include <cutils/log.h>
		#include <cutils/str_parms.h>
		#include <audio_hw.h>
		#include "platform_api.h"
		#include <platform.h>
		@@ -49,6 +50,7 @@ typedef enum {
		BACKEND_NAME,
		INTERFACE_NAME,
		TZ_NAME,
		CONFIG_PARAMS,
		} section_t;

		typedef void (* section_process_fn)(const XML_Char **attr);
		@@ -60,6 +62,7 @@ static void process_pcm_id(const XML_Char **attr);
		static void process_backend_name(const XML_Char **attr);
		static void process_interface_name(const XML_Char **attr);
		static void process_tz_name(const XML_Char **attr);
		static void process_config_params(const XML_Char **attr);
		static void process_root(const XML_Char **attr);

		static section_process_fn section_table[] = {
		@@ -71,10 +74,18 @@ static section_process_fn section_table[] = {
		[BACKEND_NAME] = process_backend_name,
		[INTERFACE_NAME] = process_interface_name,
		[TZ_NAME] = process_tz_name,
		[CONFIG_PARAMS] = process_config_params,
		};

		static section_t section;

		struct platform_info {
		void *platform;
		struct str_parms *kvpairs;
		};

		static struct platform_info my_data;

		/*
		* <audio_platform_info>
		* <acdb_ids>
		@@ -102,6 +113,12 @@ static section_t section;
		* ...
		* ...
		* </tz_names>
		* <config_params>
		* <param key="snd_card_name" value="msm8994-tomtom-mtp-snd-card"/>
		* ...
		* ...
		* </config_params>
		*
		* </audio_platform_info>
		*/

		@@ -115,7 +132,7 @@ static void process_pcm_id(const XML_Char **attr)
		int index;

		if (strcmp(attr[0], "name") != 0) {
		ALOGE("%s: 'name' not found, no ACDB ID set!", __func__);
		ALOGE("%s: 'name' not found, no pcm_id set!", __func__);
		goto done;
		}

		@@ -352,6 +369,24 @@ done:
		return;
		}

		static void process_config_params(const XML_Char **attr)
		{
		if (strcmp(attr[0], "key") != 0) {
		ALOGE("%s: 'key' not found", __func__);
		goto done;
		}

		if (strcmp(attr[2], "value") != 0) {
		ALOGE("%s: 'value' not found", __func__);
		goto done;
		}

		str_parms_add_str(my_data.kvpairs, (char)attr[1], (char)attr[3]);
		done:
		return;
		}


		static void start_tag(void userdata __unused, const XML_Char tag_name,
		const XML_Char **attr)
		{
		@@ -367,6 +402,8 @@ static void start_tag(void userdata __unused, const XML_Char tag_name,
		section = PCM_ID;
		} else if (strcmp(tag_name, "backend_names") == 0) {
		section = BACKEND_NAME;
		} else if (strcmp(tag_name, "config_params") == 0) {
		section = CONFIG_PARAMS;
		} else if (strcmp(tag_name, "interface_names") == 0) {
		section = INTERFACE_NAME;
		} else if (strcmp(tag_name, "native_configs") == 0) {
		@@ -399,6 +436,14 @@ static void start_tag(void userdata __unused, const XML_Char tag_name,

		section_process_fn fn = section_table[NATIVESUPPORT];
		fn(attr);
		} else if (strcmp(tag_name, "param") == 0) {
		if (section != CONFIG_PARAMS) {
		ALOGE("param tag only supported with CONFIG_PARAMS section");
		return;
		}

		section_process_fn fn = section_table[section];
		fn(attr);
		}

		return;
		@@ -414,6 +459,9 @@ static void end_tag(void userdata __unused, const XML_Char tag_name)
		section = ROOT;
		} else if (strcmp(tag_name, "backend_names") == 0) {
		section = ROOT;
		} else if (strcmp(tag_name, "config_params") == 0) {
		section = ROOT;
		platform_set_parameters(my_data.platform, my_data.kvpairs);
		} else if (strcmp(tag_name, "interface_names") == 0) {
		section = ROOT;
		} else if (strcmp(tag_name, "native_configs") == 0) {
		@@ -421,7 +469,7 @@ static void end_tag(void userdata __unused, const XML_Char tag_name)
		}
		}

		int platform_info_init(const char *filename)
		int platform_info_init(const char filename, void platform)
		{
		XML_Parser parser;
		FILE *file;
		@@ -446,6 +494,9 @@ int platform_info_init(const char *filename)
		goto err_close_file;
		}

		my_data.platform = platform;
		my_data.kvpairs = str_parms_create();

		XML_SetElementHandler(parser, start_tag, end_tag);

		while (1) {