@@ -1,12 +1,11 @@
-/*
- 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 = {
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 | 85 ++++++++++++++++----------------- 1 file changed, 40 insertions(+), 45 deletions(-)