x86: tnc: Change disable_igd() to have a return value

So far disable_igd() does not have any return value, but we may need
that in the future.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2016-02-01 01:40:53 -08:00
parent 248c4faa9f
commit 9e36c53dd0

View file

@ -14,7 +14,7 @@
#include <asm/fsp/fsp_support.h>
#include <asm/processor.h>
static void __maybe_unused disable_igd(void)
static int __maybe_unused disable_igd(void)
{
/*
* According to Atom E6xx datasheet, setting VGA Disable (bit17)
@ -36,6 +36,8 @@ static void __maybe_unused disable_igd(void)
*/
x86_pci_write_config32(TNC_IGD, IGD_FD, FUNC_DISABLE);
x86_pci_write_config32(TNC_SDVO, IGD_FD, FUNC_DISABLE);
return 0;
}
int arch_cpu_init(void)
@ -53,9 +55,11 @@ int arch_cpu_init(void)
int arch_early_init_r(void)
{
int ret = 0;
#ifdef CONFIG_DISABLE_IGD
disable_igd();
ret = disable_igd();
#endif
return 0;
return ret;
}