OMAP: mux: Add __func__ macro to pr_xxx macros

Removed mux: and added the __func__ macro to make debugging
easier.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/mux44xx.c b/arch/arm/mach-omap2/mux44xx.c
index 80335f3..980f11d 100644
--- a/arch/arm/mach-omap2/mux44xx.c
+++ b/arch/arm/mach-omap2/mux44xx.c
@@ -1590,17 +1590,17 @@
 
 	switch (flags & OMAP_PACKAGE_MASK) {
 	case OMAP_PACKAGE_CBL:
-		pr_debug("mux: OMAP4430 ES1.0 -> OMAP_PACKAGE_CBL\n");
+		pr_debug("%s: OMAP4430 ES1.0 -> OMAP_PACKAGE_CBL\n", __func__);
 		package_balls_core = omap4_core_cbl_ball;
 		core_muxmodes = omap4_core_muxmodes;
 		break;
 	case OMAP_PACKAGE_CBS:
-		pr_debug("mux: OMAP4430 ES2.X -> OMAP_PACKAGE_CBS\n");
+		pr_debug("%s: OMAP4430 ES2.X -> OMAP_PACKAGE_CBS\n", __func__);
 		package_balls_core = omap4_core_cbs_ball;
 		core_muxmodes = omap4_es2_core_muxmodes;
 		break;
 	default:
-		pr_err("mux: Unknown omap package, mux disabled\n");
+		pr_err("%s: Unknown omap package, mux disabled\n", __func__);
 		return -EINVAL;
 	}