diff options
Diffstat (limited to 'drivers/usb/dwc3/core.c')
| -rw-r--r-- | drivers/usb/dwc3/core.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 5a8d5ea881..78fce1bf12 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -157,8 +157,8 @@ static int dwc3_alloc_event_buffers(struct dwc3 *dwc, unsigned length) num = DWC3_NUM_INT(dwc->hwparams.hwparams1); dwc->num_event_buffers = num; - dwc->ev_buffs = devm_kzalloc(dwc->dev, sizeof(*dwc->ev_buffs) * num, - GFP_KERNEL); + dwc->ev_buffs = memalign(CONFIG_SYS_CACHELINE_SIZE, + sizeof(*dwc->ev_buffs) * num); if (!dwc->ev_buffs) return -ENOMEM; @@ -769,11 +769,18 @@ void dwc3_uboot_exit(int index) void dwc3_uboot_handle_interrupt(int index) { struct dwc3 *dwc = NULL; + int i; + struct dwc3_event_buffer *evt; list_for_each_entry(dwc, &dwc3_list, list) { if (dwc->index != index) continue; + for (i = 0; i < dwc->num_event_buffers; i++) { + evt = dwc->ev_buffs[i]; + dwc3_flush_cache((int)evt->buf, evt->length); + } + dwc3_gadget_uboot_handle_interrupt(dwc); break; } |