35 lines
1.0 KiB
Diff
35 lines
1.0 KiB
Diff
From 4b4ce124699c160925e5fdeb147a78f79d38351f Mon Sep 17 00:00:00 2001
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From: Simon May <simon.may@protonmail.ch>
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Date: Sun, 19 Sep 2021 23:45:59 +0200
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Subject: [PATCH] Revert "PCI: Add a REBAR size quirk for Sapphire RX 5600 XT
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Pulse"
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This reverts commit 907830b0fc9e374d00f3c83de5e426157b482c01.
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---
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drivers/pci/pci.c | 9 +--------
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1 file changed, 1 insertion(+), 8 deletions(-)
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diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
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index a607f277c..3174fa871 100644
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--- a/drivers/pci/pci.c
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+++ b/drivers/pci/pci.c
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@@ -3755,14 +3755,8 @@ u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar)
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return 0;
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pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap);
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- cap = FIELD_GET(PCI_REBAR_CAP_SIZES, cap);
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- /* Sapphire RX 5600 XT Pulse has an invalid cap dword for BAR 0 */
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- if (pdev->vendor == PCI_VENDOR_ID_ATI && pdev->device == 0x731f &&
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- bar == 0 && cap == 0x700)
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- return 0x3f00;
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-
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- return cap;
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+ return (cap & PCI_REBAR_CAP_SIZES) >> 4;
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}
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EXPORT_SYMBOL(pci_rebar_get_possible_sizes);
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--
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2.30.2
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