diff --git a/pcsx2/USB/usb-eyetoy/cam-windows.cpp b/pcsx2/USB/usb-eyetoy/cam-windows.cpp
index 301a9284ae..73552a3b22 100644
--- a/pcsx2/USB/usb-eyetoy/cam-windows.cpp
+++ b/pcsx2/USB/usb-eyetoy/cam-windows.cpp
@@ -34,10 +34,9 @@ namespace usb_eyetoy
 
 		HRESULT DirectShow::CallbackHandler::SampleCB(double time, IMediaSample* sample)
 		{
-			HRESULT hr;
 			unsigned char* buffer;
 
-			hr = sample->GetPointer((BYTE**)&buffer);
+			const HRESULT hr = sample->GetPointer((BYTE**)&buffer);
 			if (hr != S_OK)
 				return S_OK;
 
@@ -588,7 +587,7 @@ namespace usb_eyetoy
 		{
 			mpeg_mutex.lock();
 			int len2 = mpeg_buffer.length;
-			if ((unsigned int)len < mpeg_buffer.length)
+			if (static_cast<size_t>(len) < mpeg_buffer.length)
 				len2 = len;
 			memcpy(buf, mpeg_buffer.start, len2);
 			mpeg_buffer.length = 0;
diff --git a/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.cpp b/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.cpp
index 61c03c1744..603f2a8c52 100644
--- a/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.cpp
+++ b/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.cpp
@@ -26,8 +26,8 @@ namespace usb_eyetoy
 
 		std::unique_ptr<VideoDevice> videodev;
 		USBDevice* mic;
-		uint8_t regs[0xFF]; //OV519
-		uint8_t i2c_regs[0xFF]; //OV764x
+		u8 regs[0xFF]; //OV519
+		u8 i2c_regs[0xFF]; //OV764x
 
 		int hw_camera_running;
 		int frame_step;
@@ -81,10 +81,10 @@ namespace usb_eyetoy
 		}
 		else if (s->hw_camera_running && s->subtype == TYPE_OV511P)
 		{
-			const int width = 320;
-			const int height = 240;
+			constexpr int width = 320;
+			constexpr int height = 240;
 			const FrameFormat format = format_yuv400;
-			const int mirror = 0;
+			constexpr int mirror = 0;
 			Console.WriteLn(
 				"EyeToy : eyetoy_open(); hw=%d, w=%d, h=%d, fmt=%d, mirr=%d", s->hw_camera_running, width, height, format, mirror);
 			if (s->videodev->Open(width, height, format, mirror) != 0)
@@ -111,7 +111,7 @@ namespace usb_eyetoy
 			s->mic->klass.handle_reset(s->mic);
 	}
 
-	static void webcam_handle_control_eyetoy(USBDevice* dev, USBPacket* p, int request, int value, int index, int length, uint8_t* data)
+	static void webcam_handle_control_eyetoy(USBDevice* dev, USBPacket* p, int request, int value, int index, int length, u8* data)
 	{
 		EYETOYState* s = USB_CONTAINER_OF(dev, EYETOYState, dev);
 		int ret = 0;
@@ -172,9 +172,9 @@ namespace usb_eyetoy
 					case R518_I2C_CTL:
 						if (data[0] == 1) // Commit I2C write
 						{
-							//uint8_t reg = s->regs[s->regs[R51x_I2C_W_SID]];
-							uint8_t reg = s->regs[R51x_I2C_SADDR_3];
-							uint8_t val = s->regs[R51x_I2C_DATA];
+							//u8 reg = s->regs[s->regs[R51x_I2C_W_SID]];
+							const u8 reg = s->regs[R51x_I2C_SADDR_3];
+							const u8 val = s->regs[R51x_I2C_DATA];
 							if ((reg == 0x12) && (val & 0x80))
 							{
 								s->i2c_regs[0x12] = val & ~0x80; //or skip?
@@ -194,7 +194,7 @@ namespace usb_eyetoy
 						else if (s->regs[R518_I2C_CTL] == 0x03 && data[0] == 0x05)
 						{
 							//s->regs[s->regs[R51x_I2C_R_SID]] but seems to default to 0x43 (R51x_I2C_SADDR_2)
-							uint8_t i2c_reg = s->regs[R51x_I2C_SADDR_2];
+							const u8 i2c_reg = s->regs[R51x_I2C_SADDR_2];
 							s->regs[R51x_I2C_DATA] = 0;
 
 							if (i2c_reg < sizeof(s->i2c_regs))
@@ -218,7 +218,7 @@ namespace usb_eyetoy
 		}
 	}
 
-	static void webcam_handle_control_ov511p(USBDevice* dev, USBPacket* p, int request, int value, int index, int length, uint8_t* data)
+	static void webcam_handle_control_ov511p(USBDevice* dev, USBPacket* p, int request, int value, int index, int length, u8* data)
 	{
 		EYETOYState* s = USB_CONTAINER_OF(dev, EYETOYState, dev);
 		int ret = 0;
@@ -242,8 +242,8 @@ namespace usb_eyetoy
 					case R511_I2C_CTL:
 						if (data[0] == 1)
 						{
-							uint8_t reg = s->regs[R51x_I2C_SADDR_3];
-							uint8_t val = s->regs[R51x_I2C_DATA];
+							u8 reg = s->regs[R51x_I2C_SADDR_3];
+							const u8 val = s->regs[R51x_I2C_DATA];
 							if (reg < sizeof(s->i2c_regs))
 							{
 								s->i2c_regs[reg] = val;
@@ -251,7 +251,7 @@ namespace usb_eyetoy
 						}
 						else if (s->regs[R511_I2C_CTL] == 0x03 && data[0] == 0x05)
 						{
-							uint8_t i2c_reg = s->regs[R51x_I2C_SADDR_2];
+							const u8 i2c_reg = s->regs[R51x_I2C_SADDR_2];
 							s->regs[R51x_I2C_DATA] = 0;
 
 							if (i2c_reg < sizeof(s->i2c_regs))
@@ -277,8 +277,8 @@ namespace usb_eyetoy
 	static void webcam_handle_data_eyetoy(USBDevice* dev, USBPacket* p)
 	{
 		EYETOYState* s = USB_CONTAINER_OF(dev, EYETOYState, dev);
-		static const unsigned int max_ep_size = 896;
-		uint8_t devep = p->ep->nr;
+		static constexpr unsigned int max_ep_size = 896;
+		const u8 devep = p->ep->nr;
 
 		if (!s->hw_camera_running)
 		{
@@ -346,7 +346,7 @@ namespace usb_eyetoy
 	static void webcam_handle_data_ov511p(USBDevice* dev, USBPacket* p)
 	{
 		EYETOYState* s = USB_CONTAINER_OF(dev, EYETOYState, dev);
-		uint8_t devep = p->ep->nr;
+		const u8 devep = p->ep->nr;
 
 		if (!s->hw_camera_running)
 		{
diff --git a/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.h b/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.h
index 362f4ba99e..dceecdd275 100644
--- a/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.h
+++ b/pcsx2/USB/usb-eyetoy/usb-eyetoy-webcam.h
@@ -11,7 +11,7 @@
 
 namespace usb_eyetoy
 {
-	static const uint8_t eyetoy_dev_descriptor[] = {
+	static const u8 eyetoy_dev_descriptor[] = {
 		0x12,          /* bLength */
 		0x01,          /* bDescriptorType */
 		WBVAL(0x0110), /* bcdUSB */
@@ -28,7 +28,7 @@ namespace usb_eyetoy
 		0x01,          /* bNumConfigurations */
 	};
 
-	static const uint8_t eyetoy_config_descriptor[] = {
+	static const u8 eyetoy_config_descriptor[] = {
 		0x09,        // bLength
 		0x02,        // bDescriptorType (Configuration)
 		0xB4, 0x00,  // wTotalLength 180
@@ -215,7 +215,7 @@ namespace usb_eyetoy
 		0x00, 0x00,  // wLockDelay 0
 	};
 
-	static const uint8_t ov511p_dev_descriptor[] = {
+	static const u8 ov511p_dev_descriptor[] = {
 		0x12,        // bLength
 		0x01,        // bDescriptorType (Device)
 		0x00, 0x01,  // bcdUSB 1.00
@@ -232,7 +232,7 @@ namespace usb_eyetoy
 		0x01,        // bNumConfigurations 1
 	};
 
-	static const uint8_t ov511p_config_descriptor[] = {
+	static const u8 ov511p_config_descriptor[] = {
 		0x09,        // bLength
 		0x02,        // bDescriptorType (Configuration)
 		0x89, 0x00,  // wTotalLength 137
@@ -379,7 +379,7 @@ namespace usb_eyetoy
 		0x01,        // bInterval 1 (unit depends on device speed)
 	};
 
-	static const uint8_t ov519_defaults[] = {
+	static const u8 ov519_defaults[] = {
 		0xc0, 0x00, 0xa8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
 		0x14, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x00,
 		0x00, 0x08, 0x98, 0xff, 0x00, 0x03, 0x00, 0x00, 0x1e, 0x01, 0xf1, 0x00, 0x01, 0x00, 0x00, 0x00,
@@ -398,7 +398,7 @@ namespace usb_eyetoy
 		0x20, 0x40, 0x60, 0x80, 0xa0, 0xc0, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 	};
 
-	static const uint8_t ov7648_defaults[] = {
+	static const u8 ov7648_defaults[] = {
 		0x00, 0x84, 0x84, 0x84, 0x34, 0x3e, 0x80, 0x8c, 0x00, 0x00, 0x76, 0x48, 0x7b, 0x5b, 0x00, 0x98,
 		0x57, 0x00, 0x14, 0xa3, 0x04, 0x00, 0x00, 0x1a, 0xba, 0x03, 0xf3, 0x00, 0x7f, 0xa2, 0x00, 0x01,
 		0xc0, 0x80, 0x80, 0xde, 0x10, 0x8a, 0xa2, 0xe2, 0x20, 0x00, 0x00, 0x00, 0x88, 0x81, 0x00, 0x94,
@@ -417,7 +417,7 @@ namespace usb_eyetoy
 		0x75, 0x75, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 	};
 
-	static const uint8_t ov511p_defaults[] = {
+	static const u8 ov511p_defaults[] = {
 		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 		0x00, 0x01, 0x27, 0x1d, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x4f, 0x1d, 0x00, 0x01, 0x01, 0x04,
 		0x01, 0x01, 0x01, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -436,7 +436,7 @@ namespace usb_eyetoy
 		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 	};
 
-	static const uint8_t ov7620_defaults[] = {
+	static const u8 ov7620_defaults[] = {
 		0x00, 0x84, 0x84, 0x84, 0x34, 0x3e, 0x80, 0x8c, 0x00, 0x00, 0x76, 0x48, 0x7b, 0x5b, 0x00, 0x98,
 		0x57, 0x00, 0x14, 0xa3, 0x04, 0x00, 0x00, 0x1a, 0xba, 0x03, 0xf3, 0x00, 0x7f, 0xa2, 0x00, 0x01,
 		0xc0, 0x80, 0x80, 0xde, 0x10, 0x8a, 0xa2, 0xe2, 0x20, 0x00, 0x00, 0x00, 0x88, 0x81, 0x00, 0x94,