PCI: dwc: designware: Test PCIE_ATU_ENABLE bit specifically
authorJisheng Zhang <jszhang@marvell.com>
Tue, 18 Jul 2017 06:48:21 +0000 (14:48 +0800)
committerBjorn Helgaas <bhelgaas@google.com>
Wed, 2 Aug 2017 21:51:24 +0000 (16:51 -0500)
commite9be4d78618af2e0d5592d9556cf0bba210cfd1a
tree954aba3da421f58a2648bd372af08eb95570b7da
parent684a3a91da401195dbe33b7cef9472bca41c61b9
PCI: dwc: designware: Test PCIE_ATU_ENABLE bit specifically

The ATU CTRL2 register is 32 bits, and bits other than the enable bit may
be set.  To check whether the ATU is enabled or not, we should test the
enable bit specifically.

Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Joao Pinto <jpinto@synopsys.com>
Acked-by: Jingoo Han <jingoohan1@gmail.com>
drivers/pci/dwc/pcie-designware.c