From: Gustavo Pimentel <Gustavo.Pimentel@synopsys.com>
Date: Tue, 22 Sep 2020 11:59:10 +0200
Subject: PCI: dwc: Fix 'cast truncates bits from constant value'
Git-commit: ce31ff786ddf3dbaa4c2212d2d51611701bc0103
Patch-mainline: v5.10-rc1
References: bsc#1179344
Fixes warning given by executing "make C=2 drivers/pci/"
Sparse output:
CHECK drivers/pci/controller/dwc/pcie-designware.c
drivers/pci/controller/dwc/pcie-designware.c:432:52: warning:
cast truncates bits from constant value (ffffffff7fffffff becomes
7fffffff)
Link: https://lore.kernel.org/r/7ea7f7d342f97c758949a17b870012f52ce5b3f5.1600767645.git.gustavo.pimentel@synopsys.com
Reported-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Joao Pinto <jpinto@synopsys.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
drivers/pci/controller/dwc/pcie-designware.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c
index 3fe859f3422d..3c1f17c78241 100644
--- a/drivers/pci/controller/dwc/pcie-designware.c
+++ b/drivers/pci/controller/dwc/pcie-designware.c
@@ -452,7 +452,7 @@ void dw_pcie_disable_atu(struct dw_pcie *pci, int index,
}
dw_pcie_writel_dbi(pci, PCIE_ATU_VIEWPORT, region | index);
- dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, (u32)~PCIE_ATU_ENABLE);
+ dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, ~(u32)PCIE_ATU_ENABLE);
}
int dw_pcie_wait_for_link(struct dw_pcie *pci)
--
2.26.2