msm: camera: Fix for camera crash

1. update get_sensor_info function to send sensor type
   to the upper layers
2. update table ack pending flag in case of table ack
   received
3. add ov5647 sensor power down function

Change-Id: I92c8e25d377d2fee09276b72119eb95adfcc79f8
Signed-off-by: Raju P.L.S.S.S.N <rplsssn@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-8930-camera.c b/arch/arm/mach-msm/board-8930-camera.c
index 315e8fc..92e88aa72 100644
--- a/arch/arm/mach-msm/board-8930-camera.c
+++ b/arch/arm/mach-msm/board-8930-camera.c
@@ -446,6 +446,7 @@
 	.sensor_platform_info = &sensor_board_info_imx074,
 	.csi_if	= 1,
 	.camera_type = BACK_CAMERA_2D,
+	.sensor_type = BAYER_SENSOR,
 	.actuator_info = &imx074_actuator_info
 };
 
@@ -480,6 +481,7 @@
 	.sensor_platform_info = &sensor_board_info_mt9m114,
 	.csi_if = 1,
 	.camera_type = FRONT_CAMERA_2D,
+	.sensor_type = YUV_SENSOR,
 };
 
 static struct msm_camera_sensor_flash_data flash_ov2720 = {
@@ -506,6 +508,7 @@
 	.sensor_platform_info = &sensor_board_info_ov2720,
 	.csi_if	= 1,
 	.camera_type = FRONT_CAMERA_2D,
+	.sensor_type = BAYER_SENSOR,
 };
 
 static struct camera_vreg_t msm_8930_s5k3l1yx_vreg[] = {
@@ -539,6 +542,7 @@
 	.sensor_platform_info = &sensor_board_info_s5k3l1yx,
 	.csi_if               = 1,
 	.camera_type          = BACK_CAMERA_2D,
+	.sensor_type          = BAYER_SENSOR,
 };
 
 void __init msm8930_init_cam(void)