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Fix buf_id read for ISO transfer.

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HiFiPhile 2024-08-12 15:39:02 +02:00 committed by hathach
parent 5666aa196f
commit 549f20d179
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1 changed files with 1 additions and 2 deletions
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src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
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@ -275,7 +275,6 @@ static void handle_bus_reset(uint8_t rhport) {
// Handle CTR interrupt for the TX/IN direction
static void handle_ctr_tx(uint32_t ep_id) {
uint32_t ep_reg = ep_read(ep_id) | USB_EP_CTR_TX | USB_EP_CTR_RX;
ep_reg &= USB_EPREG_MASK;
uint8_t const ep_num = ep_reg & USB_EPADDR_FIELD;
xfer_ctl_t *xfer = xfer_ctl_ptr(ep_num, TUSB_DIR_IN);
@ -694,7 +693,6 @@ bool dcd_edpt_iso_activate(uint8_t rhport, tusb_desc_endpoint_t const *desc_ep)
static void dcd_transmit_packet(xfer_ctl_t *xfer, uint16_t ep_ix) {
uint16_t len = tu_min16(xfer->total_len - xfer->queued_len, xfer->max_packet_size);
uint32_t ep_reg = ep_read(ep_ix) | USB_EP_CTR_TX | USB_EP_CTR_RX; // reserve CTR
ep_reg &= USB_EPREG_MASK | EP_STAT_MASK(TUSB_DIR_IN); // only change TX Status, reserve other toggle bits
bool const is_iso = ep_is_iso(ep_reg);
@ -719,6 +717,7 @@ static void dcd_transmit_packet(xfer_ctl_t *xfer, uint16_t ep_ix) {
if (is_iso) {
xfer->iso_in_sending = true;
}
ep_reg &= USB_EPREG_MASK | EP_STAT_MASK(TUSB_DIR_IN); // only change TX Status, reserve other toggle bits
ep_write(ep_ix, ep_reg, true);
}