m68k/include: Modernize printing of kernel messages

  - Convert from printk() to pr_*(),
  - Add dummies for validating format strings when debugging is
    disabled.
Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>

arch/m68k/include/asm/bug.h

@@ -6,12 +6,12 @@
 #ifdef CONFIG_DEBUG_BUGVERBOSE
 #ifndef CONFIG_SUN3
 #define BUG() do { \
-	printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
+	pr_crit("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
 	__builtin_trap(); \
 } while (0)
 #else
 #define BUG() do { \
-	printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
+	pr_crit("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
 	panic("BUG!"); \
 } while (0)
 #endif

arch/m68k/include/asm/floppy.h

@@ -234,7 +234,7 @@ asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id)
 		virtual_dma_residue += virtual_dma_count;
 		virtual_dma_count=0;
 #ifdef TRACE_FLPY_INT
-		printk("count=%x, residue=%x calls=%d bytes=%d dma_wait=%d\n",
+		pr_info("count=%x, residue=%x calls=%d bytes=%d dma_wait=%d\n",
 			virtual_dma_count, virtual_dma_residue, calls, bytes,
 			dma_wait);
 		calls = 0;

arch/m68k/include/asm/math-emu.h

@@ -105,21 +105,21 @@ struct fp_data {
 #ifdef FPU_EMU_DEBUG
 extern unsigned int fp_debugprint;
 
-#define dprint(bit, fmt, args...) ({			\
+#define dprint(bit, fmt, ...) ({			\
 	if (fp_debugprint & (1 << (bit)))		\
-		printk(fmt, ## args);			\
+		pr_info(fmt, ##__VA_ARGS__);		\
 })
 #else
-#define dprint(bit, fmt, args...)
+#define dprint(bit, fmt, ...)	no_printk(fmt, ##__VA_ARGS__)
 #endif
 
 #define uprint(str) ({					\
 	static int __count = 3;				\
 							\
 	if (__count > 0) {				\
-		printk("You just hit an unimplemented "	\
+		pr_err("You just hit an unimplemented "	\
 		       "fpu instruction (%s)\n", str);	\
-		printk("Please report this to ....\n");	\
+		pr_err("Please report this to ....\n");	\
 		__count--;				\
 	}						\
 })