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Diffstat (limited to 'examples/device/cdc_msc/src/usb_descriptors.c')
-rw-r--r--examples/device/cdc_msc/src/usb_descriptors.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/examples/device/cdc_msc/src/usb_descriptors.c b/examples/device/cdc_msc/src/usb_descriptors.c
index 597a6b1e6..c668ea3a7 100644
--- a/examples/device/cdc_msc/src/usb_descriptors.c
+++ b/examples/device/cdc_msc/src/usb_descriptors.c
@@ -32,9 +32,9 @@
* Auto ProductID layout's Bitmap:
* [MSB] 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(VENDOR, 4) )
+#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(VENDOR, 4) )
#define USB_VID 0xCafe
#define USB_BCD 0x0200
@@ -42,7 +42,7 @@
//--------------------------------------------------------------------+
// 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,
@@ -125,7 +125,7 @@ enum {
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_DESC_LEN + TUD_MSC_DESC_LEN)
// full speed configuration
-uint8_t const desc_fs_configuration[] = {
+static uint8_t const desc_fs_configuration[] = {
// Config number, interface count, string index, total length, attribute, power in mA
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
@@ -140,7 +140,7 @@ uint8_t const desc_fs_configuration[] = {
// Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration
// high speed configuration
-uint8_t const desc_hs_configuration[] = {
+static uint8_t const desc_hs_configuration[] = {
// Config number, interface count, string index, total length, attribute, power in mA
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
@@ -152,10 +152,10 @@ uint8_t const desc_hs_configuration[] = {
};
// other speed configuration
-uint8_t desc_other_speed_config[CONFIG_TOTAL_LEN];
+static uint8_t desc_other_speed_config[CONFIG_TOTAL_LEN];
// 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_qualifier_t),
.bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER,
.bcdUSB = USB_BCD,
@@ -223,7 +223,7 @@ enum {
};
// array of pointer to string descriptors
-char const *string_desc_arr[] = {
+static char const *string_desc_arr[] = {
(const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
"TinyUSB", // 1: Manufacturer
"TinyUSB Device", // 2: Product