Commit 662e4b03 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: xgene: Annotate __iomem pointer 

"bar_addr" is passed as the argument to writel(), which expects a
"void __iomem *".  Annotate "bar_addr" correctly.  Resolves an sparse
"incorrect type in argument 2 (different address spaces)" warning.

Link: https://lore.kernel.org/r/202105171809.Tay9fImZ-lkp@intel.com
Link: https://lore.kernel.org/r/20210517171839.25777-1-helgaas@kernel.org


Reported-by: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
parent 6efb943b

drivers/pci/controller/pci-xgene.c

+1 −1
Original line number Diff line number Diff line
@@ -485,7 +485,7 @@ static void xgene_pcie_setup_ib_reg(struct xgene_pcie_port *port, 
{

	void __iomem *cfg_base = port->cfg_base;

	struct device *dev = port->dev;

	void *bar_addr;

	void __iomem *bar_addr;

	u32 pim_reg;

	u64 cpu_addr = entry->res->start;

	u64 pci_addr = cpu_addr - entry->offset;