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Revert "PCI/DPC: Quirk PIO log size for Intel Ice Lake Root Ports"

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This reverts commit f49642661f which is
commit 3b8803494a0612acdeee714cb72aa142b1e05ce5 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I1b31dae73e1bf46585213d2e08bb584f7502aff5
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman 2024-05-21 16:06:57 +00:00
parent 58574fb618
commit 478632cd90
1 changed files with 2 additions and 7 deletions
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9
drivers/pci/quirks.c
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@ -5912,9 +5912,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x56c1, aspm_l1_acceptable_latency
#ifdef CONFIG_PCIE_DPC
/*
* Intel Ice Lake, Tiger Lake and Alder Lake BIOS has a bug that clears
* the DPC RP PIO Log Size of the integrated Thunderbolt PCIe Root
* Ports.
* Intel Tiger Lake and Alder Lake BIOS has a bug that clears the DPC
* RP PIO Log Size of the integrated Thunderbolt PCIe Root Ports.
*/
static void dpc_log_size(struct pci_dev *dev)
{
@ -5937,10 +5936,6 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x461f, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x462f, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x463f, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x466e, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x8a1d, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x8a1f, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x8a21, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x8a23, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x9a23, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x9a25, dpc_log_size);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x9a27, dpc_log_size);