summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel
diff options
context:
space:
mode:
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-05-28 10:02:58 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-05-28 10:02:58 +1000
commitb9d800959e87e538595a723f07dd3829c2f85d85 (patch)
treedc6de56a838d91e7f1f973ad16eedcf84c680d37 /arch/powerpc/kernel
parent872aa779bcdd26bbe2d538c36e2c2072b3f03c8c (diff)
parente83eb028bb980cecc85b050aa626df384723aff2 (diff)
downloadlinux-b9d800959e87e538595a723f07dd3829c2f85d85.tar.gz
linux-b9d800959e87e538595a723f07dd3829c2f85d85.tar.bz2
linux-b9d800959e87e538595a723f07dd3829c2f85d85.zip
Merge remote-tracking branch 'scott/next' into next
<< Highlights include a few new boards, a device tree binding for CCF (including backwards-compatible device tree updates to distinguish incompatible versions), and some fixes. >>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/epapr_paravirt.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/epapr_paravirt.c b/arch/powerpc/kernel/epapr_paravirt.c
index 7898be90f2dc..2d7eeae5b4d0 100644
--- a/arch/powerpc/kernel/epapr_paravirt.c
+++ b/arch/powerpc/kernel/epapr_paravirt.c
@@ -30,6 +30,7 @@ extern u32 epapr_ev_idle_start[];
#endif
bool epapr_paravirt_enabled;
+static bool __maybe_unused epapr_has_idle;
static int __init early_init_dt_scan_epapr(unsigned long node,
const char *uname,
@@ -47,15 +48,16 @@ static int __init early_init_dt_scan_epapr(unsigned long node,
return -1;
for (i = 0; i < (len / 4); i++) {
- patch_instruction(epapr_hypercall_start + i, insts[i]);
+ u32 inst = be32_to_cpu(insts[i]);
+ patch_instruction(epapr_hypercall_start + i, inst);
#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64)
- patch_instruction(epapr_ev_idle_start + i, insts[i]);
+ patch_instruction(epapr_ev_idle_start + i, inst);
#endif
}
#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64)
if (of_get_flat_dt_prop(node, "has-idle", NULL))
- ppc_md.power_save = epapr_ev_idle;
+ epapr_has_idle = true;
#endif
epapr_paravirt_enabled = true;
@@ -70,3 +72,14 @@ int __init epapr_paravirt_early_init(void)
return 0;
}
+static int __init epapr_idle_init(void)
+{
+#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64)
+ if (epapr_has_idle)
+ ppc_md.power_save = epapr_ev_idle;
+#endif
+
+ return 0;
+}
+
+postcore_initcall(epapr_idle_init);