ata: pata_parport: Fix ktti module code indentation and style

Fix the header, indentation and coding style in the ktti pata parport
protocol module to suppress warnings from smatch and other static code
analyzers.

No functional changes.
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>

drivers/ata/pata_parport/ktti.c

-/* 
-        ktti.c        (c) 1998  Grant R. Guenther <grant@torque.net>
-                          Under the terms of the GNU General Public License.
-
-	ktti.c is a low-level protocol driver for the KT Technology
-	parallel port adapter.  This adapter is used in the "PHd" 
-        portable hard-drives.  As far as I can tell, this device
-	supports 4-bit mode _only_.  
-
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * (c) 1998  Grant R. Guenther <grant@torque.net>
+ *
+ * ktti.c is a low-level protocol driver for the KT Technology
+ * parallel port adapter.  This adapter is used in the "PHd"
+ * portable hard-drives.  As far as I can tell, this device
+ * supports 4-bit mode _only_.
 */
 
 #include <linux/module.h>
@@ -18,80 +17,76 @@
 #include <asm/io.h>
 #include "pata_parport.h"
 
-#define j44(a,b)                (((a>>4)&0x0f)|(b&0xf0))
+#define j44(a, b)	(((a >> 4) & 0x0f) | (b & 0xf0))
 
-/* cont = 0 - access the IDE register file 
-   cont = 1 - access the IDE command set 
-*/
-
-static int  cont_map[2] = { 0x10, 0x08 };
+/*
+ * cont = 0 - access the IDE register file
+ * cont = 1 - access the IDE command set
+ */
+static int cont_map[2] = { 0x10, 0x08 };
 
 static void ktti_write_regr(struct pi_adapter *pi, int cont, int regr, int val)
+{
+	int r = regr + cont_map[cont];
 
-{	int r;
-
-	r = regr + cont_map[cont];
-
-	w0(r); w2(0xb); w2(0xa); w2(3); w2(6); 
+	w0(r); w2(0xb); w2(0xa); w2(3); w2(6);
 	w0(val); w2(3); w0(0); w2(6); w2(0xb);
 }
 
 static int ktti_read_regr(struct pi_adapter *pi, int cont, int regr)
-
-{	int  a, b, r;
+{
+	int a, b, r;
 
         r = regr + cont_map[cont];
 
-        w0(r); w2(0xb); w2(0xa); w2(9); w2(0xc); w2(9); 
+	w0(r); w2(0xb); w2(0xa); w2(9); w2(0xc); w2(9);
 	a = r1(); w2(0xc);  b = r1(); w2(9); w2(0xc); w2(9);
-	return j44(a,b);
-
+	return j44(a, b);
 }
 
 static void ktti_read_block(struct pi_adapter *pi, char *buf, int count)
+{
+	int k, a, b;
 
-{	int  k, a, b;
-
-	for (k=0;k<count/2;k++) {
+	for (k = 0; k < count / 2; k++) {
 		w0(0x10); w2(0xb); w2(0xa); w2(9); w2(0xc); w2(9);
 		a = r1(); w2(0xc); b = r1(); w2(9);
-		buf[2*k] = j44(a,b);
+		buf[2*k] = j44(a, b);
 		a = r1(); w2(0xc); b = r1(); w2(9);
-		buf[2*k+1] = j44(a,b);
+		buf[2*k+1] = j44(a, b);
 	}
 }
 
 static void ktti_write_block(struct pi_adapter *pi, char *buf, int count)
+{
+	int k;
 
-{	int k;
-
-	for (k=0;k<count/2;k++) {
+	for (k = 0; k < count / 2; k++) {
 		w0(0x10); w2(0xb); w2(0xa); w2(3); w2(6);
-		w0(buf[2*k]); w2(3);
-		w0(buf[2*k+1]); w2(6);
+		w0(buf[2 * k]); w2(3);
+		w0(buf[2 * k + 1]); w2(6);
 		w2(0xb);
 	}
 }
 
 static void ktti_connect(struct pi_adapter *pi)
-
-{       pi->saved_r0 = r0();
-        pi->saved_r2 = r2();
-	w2(0xb); w2(0xa); w0(0); w2(3); w2(6);	
+{
+	pi->saved_r0 = r0();
+	pi->saved_r2 = r2();
+	w2(0xb); w2(0xa); w0(0); w2(3); w2(6);
 }
 
 static void ktti_disconnect(struct pi_adapter *pi)
-
-{       w2(0xb); w2(0xa); w0(0xa0); w2(3); w2(4);
+{
+	w2(0xb); w2(0xa); w0(0xa0); w2(3); w2(4);
 	w0(pi->saved_r0);
-        w2(pi->saved_r2);
-} 
+	w2(pi->saved_r2);
+}
 
 static void ktti_log_adapter(struct pi_adapter *pi)
-
 {
 	dev_info(&pi->dev, "KT adapter at 0x%x, delay %d\n",
-		pi->port, pi->delay);
+		 pi->port, pi->delay);
 }
 
 static struct pi_protocol ktti = {