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| author | Bjorn Helgaas <bhelgaas@google.com> | 2017-12-15 21:51:44 +0100 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-12-19 06:09:09 +0100 |
| commit | 7c1efb686817881d7dc0b06572785ec8f17d2823 (patch) | |
| tree | fec8314cb8b5f37849c3e2645f34c4950fa5d2d0 /drivers/pci/quirks.c | |
| parent | xen/pci: Use acpi_noirq_set() helper to avoid #ifdef (diff) | |
| download | linux-7c1efb686817881d7dc0b06572785ec8f17d2823.tar.xz linux-7c1efb686817881d7dc0b06572785ec8f17d2823.zip | |
PCI: Mark Ceton InfiniTV4 INTx masking as broken
PCI_COMMAND_INTX_DISABLE is writable on the Ceton InfiniTV4, indicating
that the device supports disabling the INTx# signal, but it apparently
doesn't work.
Mark the device so we know we can't use PCI_COMMAND_INTX_DISABLE to disable
its interrupts.
Link: https://lkml.kernel.org/r/92a65068-60b2-c1a8-9e17-ac41fe3c5c93@code.jackst.com
Reported-by: John Strader <strader.john@code.jackst.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 10684b17d0bd..bb9737ec64b5 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3215,6 +3215,8 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x0030, quirk_broken_intx_masking); DECLARE_PCI_FIXUP_FINAL(0x1814, 0x0601, /* Ralink RT2800 802.11n PCI */ quirk_broken_intx_masking); +DECLARE_PCI_FIXUP_FINAL(0x1b7c, 0x0004, /* Ceton InfiniTV4 */ + quirk_broken_intx_masking); /* * Realtek RTL8169 PCI Gigabit Ethernet Controller (rev 10) |