mirror of https://gitee.com/openkylin/linux.git
PCI: designware: Remove redundant call to pci_write_config_word()
write_msi_msg() does exactly the same so there is no need to explicitly call pci_write_config_word() and do the same twice. Tested-by: Mohit Kumar <mohit.kumar@st.com> Signed-off-by: Bjørn Erik Nilsen <ben@datarespons.no> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Marek Vasut <marex@denx.de> Acked-by: Jingoo Han <jg1.han@samsung.com>
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@ -345,10 +345,10 @@ static int dw_msi_setup_irq(struct msi_chip *chip, struct pci_dev *pdev,
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if (irq < 0)
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if (irq < 0)
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return irq;
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return irq;
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msg_ctr &= ~PCI_MSI_FLAGS_QSIZE;
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/*
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msg_ctr |= msgvec << 4;
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* write_msi_msg() will update PCI_MSI_FLAGS so there is
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pci_write_config_word(pdev, desc->msi_attrib.pos + PCI_MSI_FLAGS,
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* no need to explicitly call pci_write_config_word().
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msg_ctr);
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*/
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desc->msi_attrib.multiple = msgvec;
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desc->msi_attrib.multiple = msgvec;
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msg.address_lo = virt_to_phys((void *)pp->msi_data);
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msg.address_lo = virt_to_phys((void *)pp->msi_data);
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