arm/mach-imx: Fix macros in mmdc_size.c

Make macros actually use passed parameter instead of local variables
that happen
to be named the same as symbols in macro expansion.

Signed-off-by: Kacper Kubkowski <kkubkowski@fluence.pl>
diff --git a/arch/arm/mach-imx/mmdc_size.c b/arch/arm/mach-imx/mmdc_size.c
index 1a09472..41a5af6 100644
--- a/arch/arm/mach-imx/mmdc_size.c
+++ b/arch/arm/mach-imx/mmdc_size.c
@@ -24,11 +24,11 @@
 	u32 misc;
 };
 
-#define ESD_MMDC_CTL_GET_ROW(mdctl)	((ctl >> 24) & 7)
-#define ESD_MMDC_CTL_GET_COLUMN(mdctl)	((ctl >> 20) & 7)
-#define ESD_MMDC_CTL_GET_WIDTH(mdctl)	((ctl >> 16) & 3)
-#define ESD_MMDC_CTL_GET_CS1(mdctl)	((ctl >> 30) & 1)
-#define ESD_MMDC_MISC_GET_BANK(mdmisc)	((misc >> 5) & 1)
+#define ESD_MMDC_CTL_GET_ROW(mdctl)    ((mdctl >> 24) & 7)
+#define ESD_MMDC_CTL_GET_COLUMN(mdctl) ((mdctl >> 20) & 7)
+#define ESD_MMDC_CTL_GET_WIDTH(mdctl)  ((mdctl >> 16) & 3)
+#define ESD_MMDC_CTL_GET_CS1(mdctl)    ((mdctl >> 30) & 1)
+#define ESD_MMDC_MISC_GET_BANK(mdmisc) ((mdmisc >> 5) & 1)
 
 /*
  * imx_ddr_size - return size in bytes of DRAM according MMDC config