From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M
---
kernel/drivers/usb/host/uhci-pci.c | 22 ++++++++++++++--------
1 files changed, 14 insertions(+), 8 deletions(-)
diff --git a/kernel/drivers/usb/host/uhci-pci.c b/kernel/drivers/usb/host/uhci-pci.c
index 0dd9442..3316533 100644
--- a/kernel/drivers/usb/host/uhci-pci.c
+++ b/kernel/drivers/usb/host/uhci-pci.c
@@ -119,11 +119,13 @@
uhci->rh_numports = uhci_count_ports(hcd);
- /* Intel controllers report the OverCurrent bit active on.
- * VIA controllers report it active off, so we'll adjust the
- * bit value. (It's not standardized in the UHCI spec.)
+ /*
+ * Intel controllers report the OverCurrent bit active on. VIA
+ * and ZHAOXIN controllers report it active off, so we'll adjust
+ * the bit value. (It's not standardized in the UHCI spec.)
*/
- if (to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_VIA)
+ if (to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_VIA ||
+ to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_ZHAOXIN)
uhci->oc_low = 1;
/* HP's server management chip requires a longer port reset delay. */
@@ -261,7 +263,7 @@
/* Generic hardware linkage */
.irq = uhci_irq,
- .flags = HCD_USB11,
+ .flags = HCD_DMA | HCD_USB11,
/* Basic lifecycle operations */
.reset = uhci_pci_init,
@@ -287,17 +289,21 @@
static const struct pci_device_id uhci_pci_ids[] = { {
/* handle any USB UHCI controller */
PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_UHCI, ~0),
- .driver_data = (unsigned long) &uhci_driver,
}, { /* end: all zeroes */ }
};
MODULE_DEVICE_TABLE(pci, uhci_pci_ids);
+static int uhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
+{
+ return usb_hcd_pci_probe(dev, id, &uhci_driver);
+}
+
static struct pci_driver uhci_pci_driver = {
- .name = (char *)hcd_name,
+ .name = hcd_name,
.id_table = uhci_pci_ids,
- .probe = usb_hcd_pci_probe,
+ .probe = uhci_pci_probe,
.remove = usb_hcd_pci_remove,
.shutdown = uhci_shutdown,
--
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