commit 8bbba2ab868fa65e24bfb41d026267d56392af23
author Pavan Chikkala <pavanc@codeaurora.org> Mon Dec 02 22:55:37 2013 -0800
committer Pavan Chikkala <pavanc@codeaurora.org> Tue Dec 03 12:27:33 2013 +0530
tree bd6dcce153f1c5d638736794a7e0cd8991bc9637
parent 26fd5cf5e80ea40dc030e50d71123b06b6f2da5c

ASoC: msm: qdsp6v2: Propagate device HW delay to AFE.

 - HW delay for each supported device is maintained in
   ACDB. This needs to be propagated to AFE for timestamp
   calculation in voice path. AFE provides device HW and
   SW delays to CVD; based on which timestamps are calculated
   for voice packets.

Cherrypick from: I959676c1ee4e0568e661e7666a61c98152344047

Change-Id: I8f9d3438aebb4a9e66100d062453f2ac066748c9
Signed-off-by: Pavan Chikkala <pavanc@codeaurora.org>

include/linux/msm_audio_acdb.h

diff --git a/include/linux/msm_audio_acdb.h b/include/linux/msm_audio_acdb.h
index e7f06b5..d88d3e4 100644
--- a/include/linux/msm_audio_acdb.h
+++ b/include/linux/msm_audio_acdb.h
@@ -39,8 +39,10 @@
 			(AUDIO_MAX_COMMON_IOCTL_NUM+16), unsigned)
 #define AUDIO_SET_AFE_RX_CAL		_IOW(AUDIO_IOCTL_MAGIC, \
 			(AUDIO_MAX_COMMON_IOCTL_NUM+17), unsigned)
-
-
+#define AUDIO_SET_HW_DELAY_RX	_IOW(AUDIO_IOCTL_MAGIC, \
+			(AUDIO_MAX_COMMON_IOCTL_NUM+18), struct hw_delay)
+#define AUDIO_SET_HW_DELAY_TX	_IOW(AUDIO_IOCTL_MAGIC, \
+			(AUDIO_MAX_COMMON_IOCTL_NUM+19), struct hw_delay)
 #define	AUDIO_MAX_ACDB_IOCTL	(AUDIO_MAX_COMMON_IOCTL_NUM+30)
 
 /* ACDB structures */
@@ -54,6 +56,10 @@
 	uint16_t	gain;
 };
 
+struct hw_delay {
+	uint32_t num_entries;
+	void *delay_info;
+};
 /* For Real-Time Audio Calibration */
 #define AUDIO_GET_RTAC_ADM_INFO		_IOR(AUDIO_IOCTL_MAGIC, \
 			(AUDIO_MAX_ACDB_IOCTL+1), unsigned)