1 files changed, 64 insertions, 0 deletions
diff --git a/include/sound/sprd-audio-hook.h b/include/sound/sprd-audio-hook.h
new file mode 100644
index 00000000..c0c56877
--- /dev/null
+++ b/include/sound/sprd-audio-hook.h
@@ -0,0 +1,64 @@
+/*
+ * linux/sound/sprd-audio-hook.h
+ *
+ * SPRD ASoC Audio Hook -- Customer implement.
+ *
+ * Copyright (C) 2013 SpreadTrum Ltd.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#ifndef __LINUX_SND_SOC_SPRD_AUDIO_HOOK_H
+#define __LINUX_SND_SOC_SPRD_AUDIO_HOOK_H
+
+enum {
+	/* hook function implemented, and execute normally */
+	HOOK_OK = 0x1,
+	/* hook function implemented, but not hook this parameter */
+	HOOK_BPY = 0x2,
+	/* not implement the hook functions */
+	NO_HOOK = HOOK_BPY,
+};
+
+enum {
+	SPRD_AUDIO_ID_NONE = 0,
+	SPRD_AUDIO_ID_SPEAKER = 0x00000001,
+	SPRD_AUDIO_ID_SPEAKER2 = 0x00000002,
+	SPRD_AUDIO_ID_HEADPHONE = 0x00000004,
+	SPRD_AUDIO_ID_EARPIECE = 0x00000008,
+	SPRD_AUDIO_ID_DIG_FM = 0x00000010,
+
+	SPRD_AUDIO_ID_MAIN_MIC = 0x80010000,
+	SPRD_AUDIO_ID_SUB_MIC = 0x80020000,
+	SPRD_AUDIO_ID_HEAD_MIC = 0x80040000,
+	SPRD_AUDIO_ID_DIG0_MIC = 0x80080000,
+	SPRD_AUDIO_ID_DIG1_MIC = 0x80100000,
+	SPRD_AUDIO_ID_LINE_IN = 0x80200000,
+};
+
+int sprd_ext_speaker_ctrl(int id, int on);
+int sprd_ext_headphone_ctrl(int id, int on);
+int sprd_ext_earpiece_ctrl(int id, int on);
+int sprd_ext_mic_ctrl(int id, int on);
+int sprd_ext_fm_ctrl(int id, int on);
+
+typedef int (*sprd_audio_hook_func)(int id, int on);
+
+struct sprd_audio_ext_hook {
+	sprd_audio_hook_func ext_speaker_ctrl;
+	sprd_audio_hook_func ext_headphone_ctrl;
+	sprd_audio_hook_func ext_earpiece_ctrl;
+	sprd_audio_hook_func ext_mic_ctrl;
+	sprd_audio_hook_func ext_fm_ctrl;
+};
+
+int sprd_ext_hook_register(struct sprd_audio_ext_hook *hook);
+int sprd_ext_hook_unregister(struct sprd_audio_ext_hook *hook);
+
+#endif /* __LINUX_SND_SOC_SPRD_AUDIO_HOOK_H */