x86/platform/iosf_mbi: Convert PCIBIOS_* return codes to errnos
iosf_mbi_pci_{read,write}_mdr() use pci_{read,write}_config_dword()
that return PCIBIOS_* codes but functions also return -ENODEV which are
not compatible error codes. As neither of the functions are related to
PCI read/write functions, they should return normal errnos.
Convert PCIBIOS_* returns code using pcibios_err_to_errno() into normal
errno before returning it.
Fixes: 4618441536
("arch: x86: New MailBox support driver for Intel SOC's")
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20240527125538.13620-4-ilpo.jarvinen@linux.intel.com
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@ -62,7 +62,7 @@ static int iosf_mbi_pci_read_mdr(u32 mcrx, u32 mcr, u32 *mdr)
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fail_read:
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fail_read:
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dev_err(&mbi_pdev->dev, "PCI config access failed with %d\n", result);
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dev_err(&mbi_pdev->dev, "PCI config access failed with %d\n", result);
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return result;
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return pcibios_err_to_errno(result);
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}
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}
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static int iosf_mbi_pci_write_mdr(u32 mcrx, u32 mcr, u32 mdr)
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static int iosf_mbi_pci_write_mdr(u32 mcrx, u32 mcr, u32 mdr)
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@ -91,7 +91,7 @@ static int iosf_mbi_pci_write_mdr(u32 mcrx, u32 mcr, u32 mdr)
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fail_write:
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fail_write:
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dev_err(&mbi_pdev->dev, "PCI config access failed with %d\n", result);
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dev_err(&mbi_pdev->dev, "PCI config access failed with %d\n", result);
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return result;
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return pcibios_err_to_errno(result);
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}
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}
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int iosf_mbi_read(u8 port, u8 opcode, u32 offset, u32 *mdr)
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int iosf_mbi_read(u8 port, u8 opcode, u32 offset, u32 *mdr)
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