lmb: Fix LMB_MEMORY_REGIONS flag usage

This patch is fixing a broken boot observed on stm32mp157c-dk2 board.

IS_ENABLED macro should be used to check if a compilation flag is set
to "y" or "m".
LMB_MEMORY_REGIONS is set to a numerical value, IS_ENABLED macro is not
suitable in this case.

Fixes: 7c1860fce4e3 ("lmb: Fix lmb property's defination under struct lmb")
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Acked-by: Michal Simek <michal.simek@amd.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/include/lmb.h b/include/lmb.h
index 1476d78..7298c2c 100644 (file)
--- a/include/lmb.h
+++ b/include/lmb.h
@@ -68,7 +68,7 @@ struct lmb_region {
 struct lmb {
        struct lmb_region memory;
        struct lmb_region reserved;
-#if IS_ENABLED(CONFIG_LMB_MEMORY_REGIONS)
+#ifdef CONFIG_LMB_MEMORY_REGIONS
        struct lmb_property memory_regions[CONFIG_LMB_MEMORY_REGIONS];
        struct lmb_property reserved_regions[CONFIG_LMB_RESERVED_REGIONS];
 #endif

diff --git a/lib/lmb.c b/lib/lmb.c
index f21fe67..c599608 100644 (file)
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -108,7 +108,7 @@ void lmb_init(struct lmb *lmb)
 #if IS_ENABLED(CONFIG_LMB_USE_MAX_REGIONS)
        lmb->memory.max = CONFIG_LMB_MAX_REGIONS;
        lmb->reserved.max = CONFIG_LMB_MAX_REGIONS;
-#elif IS_ENABLED(CONFIG_LMB_MEMORY_REGIONS)
+#elif defined(CONFIG_LMB_MEMORY_REGIONS)
        lmb->memory.max = CONFIG_LMB_MEMORY_REGIONS;
        lmb->reserved.max = CONFIG_LMB_RESERVED_REGIONS;
        lmb->memory.region = lmb->memory_regions;