diff options
author | Stefan Roese <sr@denx.de> | 2016-07-18 12:53:31 +0200 |
---|---|---|
committer | Bin Meng <bmeng.cn@gmail.com> | 2016-08-16 11:44:09 +0800 |
commit | bf4ea7ed210f27df35315b8089662e84ba7dfadb (patch) | |
tree | 37929a9b77ae09cf4b73c169ea6b34e561e71197 /arch/x86 | |
parent | 37b4a9098c44f4dfc951c495bcc3439c2974b1db (diff) |
x86: cache.h: Add default for CONFIG_SYS_CACHELINE_SIZE
Don't just define ARCH_DMA_MINALIGN but also CONFIG_SYS_CACHELINE_SIZE
if it's undefined. This is needed for the xhci driver to compile.
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/include/asm/cache.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h index 508b63f5ab..4ff63c3331 100644 --- a/arch/x86/include/asm/cache.h +++ b/arch/x86/include/asm/cache.h @@ -11,12 +11,12 @@ * If CONFIG_SYS_CACHELINE_SIZE is defined use it for DMA alignment. Otherwise * use 64-bytes, a safe default for x86. */ -#ifdef CONFIG_SYS_CACHELINE_SIZE -#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE -#else -#define ARCH_DMA_MINALIGN 64 +#ifndef CONFIG_SYS_CACHELINE_SIZE +#define CONFIG_SYS_CACHELINE_SIZE 64 #endif +#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE + static inline void wbinvd(void) { asm volatile ("wbinvd" : : : "memory"); |