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author | Hauke Mehrtens <hauke@hauke-m.de> | 2018-11-01 17:57:55 +0100 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2018-12-15 12:50:06 +0100 |
commit | 52a82ce3dd901a1536c7d7d9d963e9c2d761c816 (patch) | |
tree | 79020fb59420fcea7bdc4b12272f7251e101fe64 /target/linux/generic/pending-4.19/810-pci_disable_common_quirks.patch | |
parent | a272af75cd8c67d265400f96c1e6bb172315c23c (diff) | |
download | upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.gz upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.bz2 upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.zip |
kernel: Copy patches from kernel 4.14 to 4.19
This just copies the files from the kernel 4.14 specific folders into
the kernel 4.19 specific folder, no changes are done to the files in
this commit.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/generic/pending-4.19/810-pci_disable_common_quirks.patch')
-rw-r--r-- | target/linux/generic/pending-4.19/810-pci_disable_common_quirks.patch | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.19/810-pci_disable_common_quirks.patch b/target/linux/generic/pending-4.19/810-pci_disable_common_quirks.patch new file mode 100644 index 0000000000..c80e58105d --- /dev/null +++ b/target/linux/generic/pending-4.19/810-pci_disable_common_quirks.patch @@ -0,0 +1,60 @@ +From: Gabor Juhos <juhosg@openwrt.org> +Subject: debloat: add kernel config option to disabling common PCI quirks + +Signed-off-by: Gabor Juhos <juhosg@openwrt.org> +--- + drivers/pci/Kconfig | 6 ++++++ + drivers/pci/quirks.c | 6 ++++++ + 2 files changed, 12 insertions(+) + +--- a/drivers/pci/Kconfig ++++ b/drivers/pci/Kconfig +@@ -71,6 +71,12 @@ config XEN_PCIDEV_FRONTEND + The PCI device frontend driver allows the kernel to import arbitrary + PCI devices from a PCI backend to support PCI driver domains. + ++config PCI_DISABLE_COMMON_QUIRKS ++ bool "PCI disable common quirks" ++ depends on PCI ++ help ++ If you don't know what to do here, say N. ++ + config HT_IRQ + bool "Interrupts on hypertransport devices" + default y +--- a/drivers/pci/quirks.c ++++ b/drivers/pci/quirks.c +@@ -43,6 +43,7 @@ static void quirk_mmio_always_on(struct + DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_BRIDGE_HOST, 8, quirk_mmio_always_on); + ++#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS + /* The Mellanox Tavor device gives false positive parity errors + * Mark this device with a broken_parity_status, to allow + * PCI scanning code to "skip" this now blacklisted device. +@@ -3077,6 +3078,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_I + DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x65f9, quirk_intel_mc_errata); + DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x65fa, quirk_intel_mc_errata); + ++#endif /* !CONFIG_PCI_DISABLE_COMMON_QUIRKS */ + + /* + * Ivytown NTB BAR sizes are misreported by the hardware due to an erratum. To +@@ -3133,6 +3135,8 @@ static void fixup_debug_report(struct pc + } + } + ++#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS ++ + /* + * Some BIOS implementations leave the Intel GPU interrupts enabled, + * even though no one is handling them (f.e. i915 driver is never loaded). +@@ -3171,6 +3175,8 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IN + DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x010a, disable_igfx_irq); + DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0152, disable_igfx_irq); + ++#endif /* !CONFIG_PCI_DISABLE_COMMON_QUIRKS */ ++ + /* + * PCI devices which are on Intel chips can skip the 10ms delay + * before entering D3 mode. |