[U-Boot] [PATCH] usb: ehci: Fix warning on aarch64

Marek Vasut marex at denx.de
Fri Feb 26 23:00:02 CET 2016


Fix the following warning on aarch64 introduced by using p2v/v2p
functions in the code:

In file included from ./arch/arm/include/asm/byteorder.h:29:0,
                 from include/compiler.h:125,
                 from include/image.h:19,
                 from include/common.h:88,
                 from drivers/usb/host/ehci-hcd.c:10:
drivers/usb/host/ehci-hcd.c: In function ‘ehci_td_buffer’:
drivers/usb/host/ehci-hcd.c:250:49: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
   td->qt_buffer[idx] = cpu_to_hc32(virt_to_phys((void *)addr));
                                                 ^
include/linux/byteorder/little_endian.h:34:51: note: in definition of macro ‘__cpu_to_le32’
 #define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
                                                   ^
drivers/usb/host/ehci-hcd.c:250:24: note: in expansion of macro ‘cpu_to_hc32’
   td->qt_buffer[idx] = cpu_to_hc32(virt_to_phys((void *)addr));

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Stephen Warren <swarren at wwwdotorg.org>
Cc: Tom Rini <trini at konsulko.com>
---
 drivers/usb/host/ehci-hcd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 8f259be..0113c6c 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -237,7 +237,7 @@ static int ehci_shutdown(struct ehci_ctrl *ctrl)
 static int ehci_td_buffer(struct qTD *td, void *buf, size_t sz)
 {
 	uint32_t delta, next;
-	uint32_t addr = (unsigned long)buf;
+	unsigned long addr = (unsigned long)buf;
 	int idx;
 
 	if (addr != ALIGN(addr, ARCH_DMA_MINALIGN))
-- 
2.7.0



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