Currently, pcie-designware, pcie-rcar and pci-tegra drivers use irq chip_data to save the msi_chip pointer. They already call irq_set_chip_data() in their own MSI irq map functions. And chip_data is an opaque pointer, how to use it is arch dependent. It should not be placed in MSI core. Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx> Reviewed-by: Thierry Reding <treding@xxxxxxxxxx> --- drivers/pci/msi.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 2f7c92c..ecb92a5 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -41,14 +41,13 @@ int __weak arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) if (err < 0) return err; - irq_set_chip_data(desc->irq, chip); - return 0; } void __weak arch_teardown_msi_irq(unsigned int irq) { - struct msi_chip *chip = irq_get_chip_data(irq); + struct msi_desc *entry = irq_get_msi_desc(irq); + struct msi_chip *chip = entry->dev->bus->msi; if (!chip || !chip->teardown_irq) return; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html