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Diffstat (limited to 'examples/device/video_capture/src/usb_descriptors.c')
-rw-r--r--examples/device/video_capture/src/usb_descriptors.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/examples/device/video_capture/src/usb_descriptors.c b/examples/device/video_capture/src/usb_descriptors.c
index b3e19b0f0..114dd5722 100644
--- a/examples/device/video_capture/src/usb_descriptors.c
+++ b/examples/device/video_capture/src/usb_descriptors.c
@@ -33,9 +33,9 @@
* Auto ProductID layout's Bitmap:
* [MSB] VIDEO | AUDIO | MIDI | HID | MSC | CDC [LSB]
*/
-#define _PID_MAP(itf, n) ( (CFG_TUD_##itf) << (n) )
-#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
- _PID_MAP(MIDI, 3) | _PID_MAP(AUDIO, 4) | _PID_MAP(VIDEO, 5) | _PID_MAP(VENDOR, 6) )
+#define PID_MAP(itf, n) ((CFG_TUD_##itf) ? (1 << (n)) : 0)
+#define USB_PID (0x4000 | PID_MAP(CDC, 0) | PID_MAP(MSC, 1) | PID_MAP(HID, 2) | \
+ PID_MAP(MIDI, 3) | PID_MAP(AUDIO, 4) | PID_MAP(VIDEO, 5) | PID_MAP(VENDOR, 6) )
#define USB_VID 0xCafe
#define USB_BCD 0x0200
@@ -63,7 +63,7 @@ char const* string_desc_arr[] = {
//--------------------------------------------------------------------+
// Device Descriptors
//--------------------------------------------------------------------+
-tusb_desc_device_t const desc_device = {
+static tusb_desc_device_t const desc_device = {
.bLength = sizeof(tusb_desc_device_t),
.bDescriptorType = TUSB_DESC_DEVICE,
.bcdUSB = USB_BCD,
@@ -384,7 +384,7 @@ static uint8_t * get_hs_configuration_desc(void) {
}
// device qualifier is mostly similar to device descriptor since we don't change configuration based on speed
-tusb_desc_device_qualifier_t const desc_device_qualifier = {
+static tusb_desc_device_qualifier_t const desc_device_qualifier = {
.bLength = sizeof(tusb_desc_device_t),
.bDescriptorType = TUSB_DESC_DEVICE,
.bcdUSB = USB_BCD,