fix(port/dwc2/usb_dc_dwc2): invalid cache before all read setup

Signed-off-by: sakumisu <[email protected]>

1 files changed, 2 insertions, 1 deletions

diff --git a/port/dwc2/usb_dc_dwc2.c b/port/dwc2/usb_dc_dwc2.c
index 0d94719e..0234d9e8 100644
--- a/port/dwc2/usb_dc_dwc2.c
+++ b/port/dwc2/usb_dc_dwc2.c
@@ -341,6 +341,8 @@ static void dwc2_ep0_start_read_setup(uint8_t busid, uint8_t *psetup)
     USB_OTG_OUTEP(0U)->DOEPTSIZ |= USB_OTG_DOEPTSIZ_STUPCNT;
 
     if (g_dwc2_udc[busid].user_params.device_dma_enable) {
+        usb_dcache_invalidate((uintptr_t)&g_dwc2_udc[busid].setup, USB_ALIGN_UP(8, CONFIG_USB_ALIGN_SIZE));
+
         USB_OTG_OUTEP(0U)->DOEPDMA = (uint32_t)psetup;
         /* EP enable */
         USB_OTG_OUTEP(0U)->DOEPCTL |= USB_OTG_DOEPCTL_EPENA | USB_OTG_DOEPCTL_USBAEP;
@@ -830,7 +832,6 @@ int usbd_ep_set_stall(uint8_t busid, const uint8_t ep)
     }
 
     if ((ep_idx == 0) && g_dwc2_udc[busid].user_params.device_dma_enable) {
-        usb_dcache_invalidate((uintptr_t)&g_dwc2_udc[busid].setup, USB_ALIGN_UP(8, CONFIG_USB_ALIGN_SIZE));
         dwc2_ep0_start_read_setup(busid, (uint8_t *)&g_dwc2_udc[busid].setup);
     }