From dc28518f7d7dfd93cd44edb44f9b8e961f5a5c1b Mon Sep 17 00:00:00 2001 From: Michael Neuling Date: Sun, 5 Jun 2011 16:48:47 +0000 Subject: [PATCH] powerpc: Fix doorbell type shift doorbell type is defined as bits 32:36 so should be shifted by 63-36 = 27 rather than 28. We never noticed this bug as we've only every used type PPC_DBELL = 0. Signed-off-by: Michael Neuling Acked-by: Kumar Gala Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/include/asm/dbell.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/dbell.h b/arch/powerpc/include/asm/dbell.h index 9c70d0ca96d4..efa74ac44a35 100644 --- a/arch/powerpc/include/asm/dbell.h +++ b/arch/powerpc/include/asm/dbell.h @@ -18,7 +18,7 @@ #include #define PPC_DBELL_MSG_BRDCAST (0x04000000) -#define PPC_DBELL_TYPE(x) (((x) & 0xf) << 28) +#define PPC_DBELL_TYPE(x) (((x) & 0xf) << (63-36)) enum ppc_dbell { PPC_DBELL = 0, /* doorbell */ PPC_DBELL_CRIT = 1, /* critical doorbell */ -- 2.39.2