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authorAhmad Fatoum <a.fatoum@pengutronix.de>2020-04-13 09:51:49 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2020-04-15 11:22:26 +0200
commitb2e6ed0aa03cbedcbeb3a47aa27b5d1f4913e03a (patch)
tree49dfcd109c976b0f17eb8949d8f54a466069f251 /arch/arm/mach-omap
parent473a81aab446682bbc45ef4054bf1c83034bf403 (diff)
downloadbarebox-b2e6ed0aa03cbedcbeb3a47aa27b5d1f4913e03a.tar.gz
barebox-b2e6ed0aa03cbedcbeb3a47aa27b5d1f4913e03a.tar.xz
treewide: use cpu_relax() where appropriate
Instead of doing /* cpu_relax(); */ barrier(); on upstream uses of cpu_relax(), just use the new cpu_relax() #define directly. Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-omap')
-rw-r--r--arch/arm/mach-omap/omap4_rom_usb.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/arm/mach-omap/omap4_rom_usb.c b/arch/arm/mach-omap/omap4_rom_usb.c
index 31d93c34ee..0b31240590 100644
--- a/arch/arm/mach-omap/omap4_rom_usb.c
+++ b/arch/arm/mach-omap/omap4_rom_usb.c
@@ -111,8 +111,7 @@ int omap4_usbboot_wait_read(void)
{
int ret;
while (omap4_usbboot_data.dread.status == STATUS_WAITING)
- /* cpu_relax(); */
- barrier();
+ cpu_relax();
ret = omap4_usbboot_data.dread.status;
omap4_usbboot_data.dread.status = -1;
return ret;
@@ -153,8 +152,7 @@ int omap4_usbboot_wait_write(void)
{
int ret;
while (omap4_usbboot_data.dwrite.status == STATUS_WAITING)
- /* cpu_relax(); */
- barrier();
+ cpu_relax();
ret = omap4_usbboot_data.dwrite.status;
omap4_usbboot_data.dwrite.status = -1;
return ret;