From 5549632053d4ae06867f383694553f7af27e40c9 Mon Sep 17 00:00:00 2001
From: Jake Day <jake@ninebysix.com>
Date: Fri, 2 Feb 2018 11:07:32 -0500
Subject: initial support for surface cameras


diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 28b91b7..0e5989c 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -2277,6 +2277,46 @@ MODULE_PARM_DESC(timeout, "Streaming control requests timeout");
  * though they are compliant.
  */
 static const struct usb_device_id uvc_ids[] = {
+	/* Microsoft Surface Pro 3 Front */
+	{ .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor             = 0x045e,
+	  .idProduct            = 0x07be,
+	  .bInterfaceClass      = USB_CLASS_VIDEO,
+	  .bInterfaceSubClass   = 1,
+	  .bInterfaceProtocol   = 1 },
+	/* Microsoft Surface Pro 3 Rear */
+	{ .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor             = 0x045e,
+	  .idProduct            = 0x07bf,
+	  .bInterfaceClass      = USB_CLASS_VIDEO,
+	  .bInterfaceSubClass   = 1,
+	  .bInterfaceProtocol   = 1 },
+	/* Microsoft Surface Pro 4 Cam */
+	{ .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor             = 0x045e,
+	  .idProduct            = 0x090c,
+	  .bInterfaceClass      = USB_CLASS_VIDEO,
+	  .bInterfaceSubClass   = 1,
+	  .bInterfaceProtocol   = 1 },
+	/* Microsoft Surface Book Cam 1 */
+	{ .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor             = 0x045e,
+	  .idProduct            = 0x090b,
+	  .bInterfaceClass      = USB_CLASS_VIDEO,
+	  .bInterfaceSubClass   = 1,
+	  .bInterfaceProtocol   = 1 },
+	/* Microsoft Surface Book Cam 2 */
+	{ .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor             = 0x045e,
+	  .idProduct            = 0x091a,
+	  .bInterfaceClass      = USB_CLASS_VIDEO,
+	  .bInterfaceSubClass   = 1,
+	  .bInterfaceProtocol   = 1 },
 	/* LogiLink Wireless Webcam */
 	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
 				| USB_DEVICE_ID_MATCH_INT_INFO,
diff --git a/drivers/staging/media/atomisp/i2c/ov5693/Kconfig b/drivers/staging/media/atomisp/i2c/ov5693/Kconfig
index 3f527f2..b882948 100644
--- a/drivers/staging/media/atomisp/i2c/ov5693/Kconfig
+++ b/drivers/staging/media/atomisp/i2c/ov5693/Kconfig
@@ -1,7 +1,7 @@
 config VIDEO_ATOMISP_OV5693
        tristate "Omnivision ov5693 sensor support"
 	depends on ACPI
-       depends on I2C && VIDEO_V4L2
+	   depends on I2C && VIDEO_V4L2 && MEDIA_CONTROLLER
        ---help---
 	 This is a Video4Linux2 sensor-level driver for the Micron
 	 ov5693 5 Mpixel camera.
diff --git a/drivers/staging/media/atomisp/i2c/ov5693/atomisp-ov5693.c b/drivers/staging/media/atomisp/i2c/ov5693/atomisp-ov5693.c
index 3e7c385..9b1fc1c 100644
--- a/drivers/staging/media/atomisp/i2c/ov5693/atomisp-ov5693.c
+++ b/drivers/staging/media/atomisp/i2c/ov5693/atomisp-ov5693.c
@@ -1320,11 +1320,15 @@ static int power_ctrl(struct v4l2_subdev *sd, bool flag)
 static int gpio_ctrl(struct v4l2_subdev *sd, bool flag)
 {
 	struct ov5693_device *dev = to_ov5693_sensor(sd);
+	int ret = 0;
 
 	if (!dev || !dev->platform_data)
 		return -ENODEV;
 
-	return dev->platform_data->gpio0_ctrl(sd, flag);
+	if (dev->platform_data->gpio0_ctrl)
+		ret = dev->platform_data->gpio0_ctrl(sd, flag);
+
+	return ret;
 }
 
 static int __power_up(struct v4l2_subdev *sd)
@@ -1689,7 +1693,7 @@ static int ov5693_detect(struct i2c_client *client)
 					OV5693_SC_CMMN_CHIP_ID_L, &low);
 	id = ((((u16) high) << 8) | (u16) low);
 
-	if (id != OV5693_ID) {
+	if (id != OV5690_ID && id != OV5693_ID) {
 		dev_err(&client->dev, "sensor ID error 0x%x\n", id);
 		return -ENODEV;
 	}
diff --git a/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h b/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h
index 2ea6380..2168daa 100644
--- a/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h
+++ b/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h
@@ -29,7 +29,7 @@
 #include <linux/v4l2-mediabus.h>
 #include <media/media-entity.h>
 
-#include "../../include/linux/atomisp_platform.h"
+#include "../../include/linux/atomisp_gmin_platform.h"
 
 #define OV5693_POWER_UP_RETRY_NUM 5
 
@@ -72,7 +72,8 @@
  * bits 7-0: min f-number denominator
  */
 #define OV5693_F_NUMBER_RANGE 0x180a180a
-#define OV5693_ID	0x5690
+#define OV5690_ID	0x5690
+#define OV5693_ID	0x5693
 
 #define OV5693_FINE_INTG_TIME_MIN 0
 #define OV5693_FINE_INTG_TIME_MAX_MARGIN 0
diff --git a/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c b/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c
index bf9f34b..6797ba1 100644
--- a/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c
+++ b/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c
@@ -251,11 +251,13 @@ static const struct gmin_cfg_var ecs7_vars[] = {
 	{"INT33BE:00_CsiFmt", "13"},
 	{"INT33BE:00_CsiBayer", "2"},
 	{"INT33BE:00_CamClk", "0"},
+	{"INT33BE:00_ClkSrc", "1"},
 	{"INT33F0:00_CsiPort", "0"},
 	{"INT33F0:00_CsiLanes", "1"},
 	{"INT33F0:00_CsiFmt", "13"},
 	{"INT33F0:00_CsiBayer", "0"},
 	{"INT33F0:00_CamClk", "1"},
+	{"INT33BE:00_I2CAddr", "-1"},
 	{"gmin_V2P8GPIO", "402"},
 	{},
 };
@@ -280,6 +282,8 @@ static const struct {
 	{ "MRD7", mrd7_vars },
 	{ "ST70408", ecs7_vars },
 	{ "VTA0803", i8880_vars },
+	{ "Surface Book" , ecs7_vars } ,
+	{ "Surface Pro 4" , ecs7_vars } ,
 };