msm_fb: display: Fix compilation error for non-HDMI builds

HDMI dependent functions need to be guarded under HDMI panel
macro to avoid non HDMI builds complilation errors.

CRs-Fixed: 366864
Change-Id: Ib2a9f6db4eb511b2a170fcc7ac979f6c41046baf
Signed-off-by: Ajay Singh Parmar <aparmar@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index 102f6ac..54c8fbd 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -2604,7 +2604,7 @@
 #define MSM_FB_EXT_BUF_SIZE  \
 		(roundup((720 * 576 * 2), 4096) * 2) /* 2 bpp x 2 pages */
 #else
-#define MSM_FB_EXT_BUFT_SIZE	0
+#define MSM_FB_EXT_BUF_SIZE	0
 #endif
 
 /* Note: must be multiple of 4096 */