msm: msm_bus: Avoid touching ports owned by RPM
Add a check during init to not touch ports which are owned by
RPM. Doing this can cause crashes due to access violation
if XPU is active.
Change-Id: Ic38280c130f84af3895c4372f1182e4089c043cc
Signed-off-by: Gagan Mac <gmac@codeaurora.org>
diff --git a/arch/arm/mach-msm/msm_bus/msm_bus_bimc.c b/arch/arm/mach-msm/msm_bus/msm_bus_bimc.c
index d416c19..3c8348d 100644
--- a/arch/arm/mach-msm/msm_bus/msm_bus_bimc.c
+++ b/arch/arm/mach-msm/msm_bus/msm_bus_bimc.c
@@ -1960,7 +1960,8 @@
struct msm_bus_bimc_info *binfo =
(struct msm_bus_bimc_info *)hw_data;
- if (!IS_SLAVE(info->node_info->priv_id))
+ if (!IS_SLAVE(info->node_info->priv_id) &&
+ (info->node_info->hw_sel != MSM_BUS_RPM))
msm_bus_bimc_mas_init(binfo, info);
}