hwrng: printk replacement

as pr_* macros are more preffered over printk, so printk replaced with corresponding pr_* macros

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/char/hw_random/amd-rng.c

@@ -142,10 +142,10 @@ found:
 	amd_rng.priv = (unsigned long)pmbase;
 	amd_pdev = pdev;
 
-	printk(KERN_INFO "AMD768 RNG detected\n");
+	pr_info("AMD768 RNG detected\n");
 	err = hwrng_register(&amd_rng);
 	if (err) {
-		printk(KERN_ERR PFX "RNG registering failed (%d)\n",
+		pr_err(PFX "RNG registering failed (%d)\n",
 		       err);
 		release_region(pmbase + 0xF0, 8);
 		goto out;

drivers/char/hw_random/geode-rng.c

@@ -109,10 +109,10 @@ found:
 		goto out;
 	geode_rng.priv = (unsigned long)mem;
 
-	printk(KERN_INFO "AMD Geode RNG detected\n");
+	pr_info("AMD Geode RNG detected\n");
 	err = hwrng_register(&geode_rng);
 	if (err) {
-		printk(KERN_ERR PFX "RNG registering failed (%d)\n",
+		pr_err(PFX "RNG registering failed (%d)\n",
 		       err);
 		goto err_unmap;
 	}

drivers/char/hw_random/intel-rng.c

@@ -199,7 +199,7 @@ static int intel_rng_init(struct hwrng *rng)
 	if ((hw_status & INTEL_RNG_ENABLED) == 0)
 		hw_status = hwstatus_set(mem, hw_status | INTEL_RNG_ENABLED);
 	if ((hw_status & INTEL_RNG_ENABLED) == 0) {
-		printk(KERN_ERR PFX "cannot enable RNG, aborting\n");
+		pr_err(PFX "cannot enable RNG, aborting\n");
 		goto out;
 	}
 	err = 0;
@@ -216,7 +216,7 @@ static void intel_rng_cleanup(struct hwrng *rng)
 	if (hw_status & INTEL_RNG_ENABLED)
 		hwstatus_set(mem, hw_status & ~INTEL_RNG_ENABLED);
 	else
-		printk(KERN_WARNING PFX "unusual: RNG already disabled\n");
+		pr_warn(PFX "unusual: RNG already disabled\n");
 }
 
 
@@ -274,7 +274,7 @@ static int __init intel_rng_hw_init(void *_intel_rng_hw)
 	if (mfc != INTEL_FWH_MANUFACTURER_CODE ||
 	    (dvc != INTEL_FWH_DEVICE_CODE_8M &&
 	     dvc != INTEL_FWH_DEVICE_CODE_4M)) {
-		printk(KERN_NOTICE PFX "FWH not detected\n");
+		pr_notice(PFX "FWH not detected\n");
 		return -ENODEV;
 	}
 
@@ -306,7 +306,6 @@ static int __init intel_init_hw_struct(struct intel_rng_hw *intel_rng_hw,
 	     (BIOS_CNTL_LOCK_ENABLE_MASK|BIOS_CNTL_WRITE_ENABLE_MASK))
 	    == BIOS_CNTL_LOCK_ENABLE_MASK) {
 		static __initdata /*const*/ char warning[] =
-			KERN_WARNING
 PFX "Firmware space is locked read-only. If you can't or\n"
 PFX "don't want to disable this in firmware setup, and if\n"
 PFX "you are certain that your system has a functional\n"
@@ -314,7 +313,7 @@ PFX "RNG, try using the 'no_fwh_detect' option.\n";
 
 		if (no_fwh_detect)
 			return -ENODEV;
-		printk(warning);
+		pr_warn("%s", warning);
 		return -EBUSY;
 	}
 
@@ -392,10 +391,10 @@ fwh_done:
 		goto out;
 	}
 
-	printk(KERN_INFO "Intel 82802 RNG detected\n");
+	pr_info("Intel 82802 RNG detected\n");
 	err = hwrng_register(&intel_rng);
 	if (err) {
-		printk(KERN_ERR PFX "RNG registering failed (%d)\n",
+		pr_err(PFX "RNG registering failed (%d)\n",
 		       err);
 		iounmap(mem);
 	}

drivers/char/hw_random/pasemi-rng.c

@@ -113,7 +113,7 @@ static int rng_probe(struct platform_device *ofdev)
 
 	pasemi_rng.priv = (unsigned long)rng_regs;
 
-	printk(KERN_INFO "Registering PA Semi RNG\n");
+	pr_info("Registering PA Semi RNG\n");
 
 	err = hwrng_register(&pasemi_rng);
 

drivers/char/hw_random/pseries-rng.c

@@ -86,7 +86,7 @@ static struct vio_driver pseries_rng_driver = {
 
 static int __init rng_init(void)
 {
-	printk(KERN_INFO "Registering IBM pSeries RNG driver\n");
+	pr_info("Registering IBM pSeries RNG driver\n");
 	return vio_register_driver(&pseries_rng_driver);
 }
 

drivers/char/hw_random/via-rng.c

@@ -141,7 +141,7 @@ static int via_rng_init(struct hwrng *rng)
 	 * register */
 	if ((c->x86 == 6) && (c->x86_model >= 0x0f)) {
 		if (!cpu_has_xstore_enabled) {
-			printk(KERN_ERR PFX "can't enable hardware RNG "
+			pr_err(PFX "can't enable hardware RNG "
 				"if XSTORE is not enabled\n");
 			return -ENODEV;
 		}
@@ -180,7 +180,7 @@ static int via_rng_init(struct hwrng *rng)
 	   unneeded */
 	rdmsr(MSR_VIA_RNG, lo, hi);
 	if ((lo & VIA_RNG_ENABLE) == 0) {
-		printk(KERN_ERR PFX "cannot enable VIA C3 RNG, aborting\n");
+		pr_err(PFX "cannot enable VIA C3 RNG, aborting\n");
 		return -ENODEV;
 	}
 
@@ -202,10 +202,10 @@ static int __init mod_init(void)
 
 	if (!cpu_has_xstore)
 		return -ENODEV;
-	printk(KERN_INFO "VIA RNG detected\n");
+	pr_info("VIA RNG detected\n");
 	err = hwrng_register(&via_rng);
 	if (err) {
-		printk(KERN_ERR PFX "RNG registering failed (%d)\n",
+		pr_err(PFX "RNG registering failed (%d)\n",
 		       err);
 		goto out;
 	}