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Merge pull request #3067 from maximevince/dwc2-host-fix-disconnect

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dwc2/host: enable disconnect interrupt + handle it
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HiFiPhile 2025-04-18 11:24:23 +02:00 committed by GitHub
commit 91163c9217
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1 changed files with 9 additions and 3 deletions
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12
src/portable/synopsys/dwc2/hcd_dwc2.c
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@ -390,7 +390,7 @@ bool hcd_init(uint8_t rhport, const tusb_rhport_init_t* rh_init) {
dwc2->hprt = HPRT_POWER; // turn on VBUS
// Enable required interrupts
dwc2->gintmsk |= GINTSTS_OTGINT | GINTSTS_CONIDSTSCHNG | GINTSTS_HPRTINT | GINTSTS_HCINT;
dwc2->gintmsk |= GINTSTS_OTGINT | GINTSTS_CONIDSTSCHNG | GINTSTS_HPRTINT | GINTSTS_HCINT | GINTSTS_DISCINT;
// NPTX can hold at least 2 packet, change interrupt level to half-empty
uint32_t gahbcfg = dwc2->gahbcfg & ~GAHBCFG_TX_FIFO_EPMTY_LVL;
@ -1308,8 +1308,6 @@ static void handle_hprt_irq(uint8_t rhport, bool in_isr) {
if (hprt_bm.conn_status) {
hcd_event_device_attach(rhport, in_isr);
} else {
hcd_event_device_remove(rhport, in_isr);
}
}
@ -1372,6 +1370,14 @@ void hcd_int_handler(uint8_t rhport, bool in_isr) {
handle_channel_irq(rhport, in_isr);
}
if (gintsts & GINTSTS_DISCINT) {
// Device disconnected
dwc2->gintsts = GINTSTS_DISCINT;
if (!(dwc2->hprt & HPRT_CONN_STATUS)) {
hcd_event_device_remove(rhport, in_isr);
}
}
#if CFG_TUH_DWC2_SLAVE_ENABLE
// RxFIFO non-empty interrupt handling
if (gintsts & GINTSTS_RXFLVL) {