From 071da47944a4345b41328dc514d8a73a537072a9 Mon Sep 17 00:00:00 2001 From: Sebastien COUDREAU Date: Thu, 8 Dec 2022 11:36:48 +0100 Subject: [PATCH] Correct interrupt polling interval in descriptor Use macro argument instead of 0x16 constant value. At least Linux kernel was complaining about this value: "config 1 interface 0 altsetting 0 endpoint 0x82 has an invalid bInterval 22, changing to 8" (warning obtained using usbtmc device config) --- src/device/usbd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/device/usbd.h b/src/device/usbd.h index dc5b35ff..118e53ce 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -603,7 +603,7 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb /* optional interrupt endpoint */ \ // _int_pollingInterval : for LS/FS, expressed in frames (1ms each). 16 may be a good number? #define TUD_USBTMC_INT_DESCRIPTOR(_ep_interrupt, _ep_interrupt_size, _int_pollingInterval ) \ - 7, TUSB_DESC_ENDPOINT, _ep_interrupt, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_interrupt_size), 0x16 + 7, TUSB_DESC_ENDPOINT, _ep_interrupt, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_interrupt_size), _int_pollingInterval #define TUD_USBTMC_INT_DESCRIPTOR_LEN (7u)