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Commit 64989e73 authored by Bjørn Erik Nilsen's avatar Bjørn Erik Nilsen Committed by Bjorn Helgaas
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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: default avatarMohit Kumar <mohit.kumar@st.com>
Signed-off-by: default avatarBjørn Erik Nilsen <ben@datarespons.no>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarMarek Vasut <marex@denx.de>
Acked-by: default avatarJingoo Han <jg1.han@samsung.com>
parent be3f48cb

drivers/pci/host/pcie-designware.c

+4 −4
Original line number Diff line number Diff line
@@ -345,10 +345,10 @@ static int dw_msi_setup_irq(struct msi_chip *chip, struct pci_dev *pdev, 
	if (irq < 0)

		return irq;



	msg_ctr &= ~PCI_MSI_FLAGS_QSIZE;

	msg_ctr |= msgvec << 4;

	pci_write_config_word(pdev, desc->msi_attrib.pos + PCI_MSI_FLAGS,

				msg_ctr);

	/*

	 * write_msi_msg() will update PCI_MSI_FLAGS so there is

	 * no need to explicitly call pci_write_config_word().

	 */

	desc->msi_attrib.multiple = msgvec;



	msg.address_lo = virt_to_phys((void *)pp->msi_data);