openwrtv4/target/linux/apm821xx/patches-4.14/802-usb-xhci-force-msi-renesas-xhci.patch
Stijn Tintel 22b9f99b87 kernel: bump 4.14 to 4.14.59
Drop patch that was superseded upstream:
ramips/0036-mtd-fix-cfi-cmdset-0002-erase-status-check.patch

Drop upstreamed patches:
- apm821xx/020-0001-crypto-crypto4xx-remove-bad-list_del.patch
- apm821xx/020-0011-crypto-crypto4xx-fix-crypto4xx_build_pdr-crypto4xx_b.patch
- ath79/0011-MIPS-ath79-fix-register-address-in-ath79_ddr_wb_flus.patch
- brcm63xx/001-4.15-08-bcm63xx_enet-correct-clock-usage.patch
- brcm63xx/001-4.15-09-bcm63xx_enet-do-not-write-to-random-DMA-channel-on-B.patch
- generic/backport/080-net-convert-sock.sk_wmem_alloc-from-atomic_t-to-refc.patch
- generic/pending/170-usb-dwc2-Fix-DMA-alignment-to-start-at-allocated-boun.patch
- generic/pending/900-gen_stats-fix-netlink-stats-padding.patch

In 4.14.55, a patch was introduced that breaks ext4 images in some
cases. The newly introduced patch
backport-4.14/500-ext4-fix-check-to-prevent-initializing-reserved-inod.patch
addresses this breakage.

Fixes the following CVEs:
- CVE-2018-10876
- CVE-2018-10877
- CVE-2018-10879
- CVE-2018-10880
- CVE-2018-10881
- CVE-2018-10882
- CVE-2018-10883

Compile-tested: ath79, octeon, x86/64
Runtime-tested: ath79, octeon, x86/64

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
2018-07-31 05:11:07 +03:00

54 lines
1.7 KiB
Diff

From a0dc613140bab907a3d5787a7ae7b0638bf674d0 Mon Sep 17 00:00:00 2001
From: Christian Lamparter <chunkeey@gmail.com>
Date: Thu, 23 Jun 2016 20:28:20 +0200
Subject: [PATCH] usb: xhci: force MSI for uPD720201 and
uPD720202
The APM82181 does not support MSI-X. When probed, it will
produce a noisy warning.
---
drivers/usb/host/pci-quirks.c | 362 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 362 insertions(+)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -213,7 +213,7 @@ static void xhci_pci_quirks(struct devic
xhci->quirks |= XHCI_TRUST_TX_LENGTH;
if (pdev->vendor == PCI_VENDOR_ID_RENESAS &&
pdev->device == 0x0015)
- xhci->quirks |= XHCI_RESET_ON_RESUME;
+ xhci->quirks |= XHCI_RESET_ON_RESUME | XHCI_FORCE_MSI;
if (pdev->vendor == PCI_VENDOR_ID_VIA)
xhci->quirks |= XHCI_RESET_ON_RESUME;
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -357,10 +357,14 @@ static int xhci_try_enable_msi(struct us
free_irq(hcd->irq, hcd);
hcd->irq = 0;
- ret = xhci_setup_msix(xhci);
- if (ret)
- /* fall back to msi*/
+ if (xhci->quirks & XHCI_FORCE_MSI) {
ret = xhci_setup_msi(xhci);
+ } else {
+ ret = xhci_setup_msix(xhci);
+ if (ret)
+ /* fall back to msi*/
+ ret = xhci_setup_msi(xhci);
+ }
if (!ret) {
hcd->msi_enabled = 1;
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1854,6 +1854,7 @@ struct xhci_hcd {
/* support xHCI 0.96 spec USB2 software LPM */
unsigned sw_lpm_support:1;
/* support xHCI 1.0 spec USB2 hardware LPM */
+#define XHCI_FORCE_MSI (1 << 24)
unsigned hw_lpm_support:1;
/* cached usb2 extened protocol capabilites */
u32 *ext_caps;