linux-kernel - [PATCH v2] PCI: dwc: dra7xx: Fix compilation warning.

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Date:   Thu, 15 Jun 2017 11:52:13 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     kishon@...com, bhelgaas@...gle.com
Cc:     linux-omap@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2] PCI: dwc: dra7xx: Fix compilation warning.

drivers/pci/dwc/pci-dra7xx.c: In function ‘dra7xx_pcie_enable_msi_interrupts’:
drivers/pci/dwc/pci-dra7xx.c:177:7: warning: large integer implicitly truncated to unsigned type [-Woverflow]
       ~LEG_EP_INTERRUPTS & ~MSI);
       ^
drivers/pci/dwc/pci-dra7xx.c: In function ‘dra7xx_pcie_enable_wrapper_interrupts’:
drivers/pci/dwc/pci-dra7xx.c:187:7: warning: large integer implicitly truncated to unsigned type [-Woverflow]
       ~INTERRUPTS);

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>

Changes in v2:
             Add casts in the definitions.
---
 drivers/pci/dwc/pci-dra7xx.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
index 8decf46..0286d6d 100644
--- a/drivers/pci/dwc/pci-dra7xx.c
+++ b/drivers/pci/dwc/pci-dra7xx.c
@@ -48,7 +48,7 @@
 #define	LINK_UP_EVT					BIT(12)
 #define	CFG_BME_EVT					BIT(13)
 #define	CFG_MSE_EVT					BIT(14)
-#define	INTERRUPTS (ERR_SYS | ERR_FATAL | ERR_NONFATAL | ERR_COR | ERR_AXI | \
+#define	INTERRUPTS (u32)(ERR_SYS | ERR_FATAL | ERR_NONFATAL | ERR_COR | ERR_AXI | \
 			ERR_ECRC | PME_TURN_OFF | PME_TO_ACK | PM_PME | \
 			LINK_REQ_RST | LINK_UP_EVT | CFG_BME_EVT | CFG_MSE_EVT)
 
@@ -58,8 +58,8 @@
 #define	INTB						BIT(1)
 #define	INTC						BIT(2)
 #define	INTD						BIT(3)
-#define	MSI						BIT(4)
-#define	LEG_EP_INTERRUPTS (INTA | INTB | INTC | INTD)
+#define	MSI						(u32)(BIT(4))
+#define	LEG_EP_INTERRUPTS (u32)(INTA | INTB | INTC | INTD)
 
 #define	PCIECTRL_TI_CONF_DEVICE_TYPE			0x0100
 #define	DEVICE_TYPE_EP					0x0
-- 
1.9.1