From 16e254d7dccde08171587641781758e58b57000d Mon Sep 17 00:00:00 2001
From: doryan <sagiev2015@yandex.ru>
Date: Sun, 22 Jun 2025 21:37:36 +0400
Subject: [PATCH] feat: remove pending_ins field and it usage

---
 src/lib.rs              | 7 +------
 src/types/usb_device.rs | 4 ----
 2 files changed, 1 insertion(+), 10 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 298e76b..5be22cb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -190,7 +190,6 @@ impl<const L: usize> UsbBus for UsbDevice<L> {
 
             if usb.usbcon.read().frzclk().bit_is_clear() {
                 let (mut ep_out, mut ep_in_complete, mut ep_setup) = (0u16, 0u16, 0u16);
-                let pending_ins = self.pending_ins.borrow(cs);
 
                 for (ep_index, _ep) in self.allocated_endpoints() {
                     if self.select_endpoint(cs, ep_index).is_err() {
@@ -205,9 +204,8 @@ impl<const L: usize> UsbBus for UsbDevice<L> {
                             ep_setup |= 1 << ep_index;
                         }
 
-                        if pending_ins.get() & (1 << ep_index) != 0 && ueintx.txini().bit_is_set() {
+                        if ueintx.txini().bit_is_set() {
                             ep_in_complete |= 1 << ep_index;
-                            pending_ins.set(pending_ins.get() & !(1 << ep_index));
                         }
                     }
                 }
@@ -452,9 +450,6 @@ impl<const L: usize> UsbBus for UsbDevice<L> {
                 }
             };
 
-            let pending_ins = self.pending_ins.borrow(cs);
-            pending_ins.set(pending_ins.get() | 1 << ep_addr.index());
-
             Ok(buf.len())
         })
     }
diff --git a/src/types/usb_device.rs b/src/types/usb_device.rs
index 51b7d2f..d44d769 100644
--- a/src/types/usb_device.rs
+++ b/src/types/usb_device.rs
@@ -1,5 +1,3 @@
-use core::cell::Cell;
-
 use avr_device::{
     atmega32u4::{PLL, USB_DEVICE},
     interrupt::{CriticalSection, Mutex},
@@ -72,7 +70,6 @@ pub struct UsbDevice<const L: usize> {
     pub(crate) pll: Mutex<PLL>,
     pub(crate) usb: Mutex<USB_DEVICE>,
     pub(crate) ep_table: [USBEndpoint; L],
-    pub(crate) pending_ins: Mutex<Cell<u8>>,
     pub(crate) dpram_already_used: u16,
 }
 
@@ -88,7 +85,6 @@ impl<const L: usize> UsbDevice<L> {
             pll: Mutex::new(pll),
             usb: Mutex::new(usb),
             ep_table: [USBEndpoint::default(); L],
-            pending_ins: Mutex::new(Cell::new(0u8)),
             dpram_already_used: 0,
         })
     }