Input: atkbd - switch to dev_err() and friends

dev_err(), dev_warn() and dev_dbg() ensure consistency in driver messages.
Also switch to using bool where appropriate and fix some formatting issues.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

drivers/input/keyboard/atkbd.c

@@ -40,26 +40,26 @@ module_param_named(set, atkbd_set, int, 0);
 MODULE_PARM_DESC(set, "Select keyboard code set (2 = default, 3 = PS/2 native)");
 
 #if defined(__i386__) || defined(__x86_64__) || defined(__hppa__)
-static int atkbd_reset;
+static bool atkbd_reset;
 #else
-static int atkbd_reset = 1;
+static bool atkbd_reset = true;
 #endif
 module_param_named(reset, atkbd_reset, bool, 0);
 MODULE_PARM_DESC(reset, "Reset keyboard during initialization");
 
-static int atkbd_softrepeat;
+static bool atkbd_softrepeat;
 module_param_named(softrepeat, atkbd_softrepeat, bool, 0);
 MODULE_PARM_DESC(softrepeat, "Use software keyboard repeat");
 
-static int atkbd_softraw = 1;
+static bool atkbd_softraw = true;
 module_param_named(softraw, atkbd_softraw, bool, 0);
 MODULE_PARM_DESC(softraw, "Use software generated rawmode");
 
-static int atkbd_scroll;
+static bool atkbd_scroll;
 module_param_named(scroll, atkbd_scroll, bool, 0);
 MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards");
 
-static int atkbd_extra;
+static bool atkbd_extra;
 module_param_named(extra, atkbd_extra, bool, 0);
 MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and similar keyboards");
 
@@ -205,18 +205,18 @@ struct atkbd {
 	unsigned short keycode[ATKBD_KEYMAP_SIZE];
 	DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE);
 	unsigned char set;
-	unsigned char translated;
-	unsigned char extra;
-	unsigned char write;
-	unsigned char softrepeat;
-	unsigned char softraw;
-	unsigned char scroll;
-	unsigned char enabled;
+	bool translated;
+	bool extra;
+	bool write;
+	bool softrepeat;
+	bool softraw;
+	bool scroll;
+	bool enabled;
 
 	/* Accessed only from interrupt */
 	unsigned char emul;
-	unsigned char resend;
-	unsigned char release;
+	bool resend;
+	bool release;
 	unsigned long xl_bit;
 	unsigned int last;
 	unsigned long time;
@@ -298,18 +298,18 @@ static const unsigned int xl_table[] = {
  * Checks if we should mangle the scancode to extract 'release' bit
  * in translated mode.
  */
-static int atkbd_need_xlate(unsigned long xl_bit, unsigned char code)
+static bool atkbd_need_xlate(unsigned long xl_bit, unsigned char code)
 {
 	int i;
 
 	if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1)
-		return 0;
+		return false;
 
 	for (i = 0; i < ARRAY_SIZE(xl_table); i++)
 		if (code == xl_table[i])
 			return test_bit(i, &xl_bit);
 
-	return 1;
+	return true;
 }
 
 /*
@@ -365,20 +365,18 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 	int value;
 	unsigned short keycode;
 
-#ifdef ATKBD_DEBUG
-	printk(KERN_DEBUG "atkbd.c: Received %02x flags %02x\n", data, flags);
-#endif
+	dev_dbg(&serio->dev, "Received %02x flags %02x\n", data, flags);
 
 #if !defined(__i386__) && !defined (__x86_64__)
 	if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) {
-		printk(KERN_WARNING "atkbd.c: frame/parity error: %02x\n", flags);
+		dev_warn(&serio->dev, "Frame/parity error: %02x\n", flags);
 		serio_write(serio, ATKBD_CMD_RESEND);
-		atkbd->resend = 1;
+		atkbd->resend = true;
 		goto out;
 	}
 
 	if (!flags && data == ATKBD_RET_ACK)
-		atkbd->resend = 0;
+		atkbd->resend = false;
 #endif
 
 	if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_ACK))
@@ -410,7 +408,7 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 
 	switch (code) {
 	case ATKBD_RET_BAT:
-			atkbd->enabled = 0;
+		atkbd->enabled = false;
 		serio_reconnect(atkbd->ps2dev.serio);
 		goto out;
 	case ATKBD_RET_EMUL0:
@@ -420,20 +418,20 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 		atkbd->emul = 2;
 		goto out;
 	case ATKBD_RET_RELEASE:
-			atkbd->release = 1;
+		atkbd->release = true;
 		goto out;
 	case ATKBD_RET_ACK:
 	case ATKBD_RET_NAK:
 		if (printk_ratelimit())
-				printk(KERN_WARNING "atkbd.c: Spurious %s on %s. "
+			dev_warn(&serio->dev,
+				 "Spurious %s on %s. "
 				 "Some program might be trying access hardware directly.\n",
 				 data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys);
 		goto out;
 	case ATKBD_RET_ERR:
 		atkbd->err_count++;
-#ifdef ATKBD_DEBUG
-			printk(KERN_DEBUG "atkbd.c: Keyboard on %s reports too many keys pressed.\n", serio->phys);
-#endif
+		dev_dbg(&serio->dev, "Keyboard on %s reports too many keys pressed.\n",
+			serio->phys);
 		goto out;
 	}
 
@@ -451,27 +449,27 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 	case ATKBD_KEY_NULL:
 		break;
 	case ATKBD_KEY_UNKNOWN:
-			printk(KERN_WARNING
-			       "atkbd.c: Unknown key %s (%s set %d, code %#x on %s).\n",
+		dev_warn(&serio->dev,
+			 "Unknown key %s (%s set %d, code %#x on %s).\n",
 			 atkbd->release ? "released" : "pressed",
 			 atkbd->translated ? "translated" : "raw",
 			 atkbd->set, code, serio->phys);
-			printk(KERN_WARNING
-			       "atkbd.c: Use 'setkeycodes %s%02x <keycode>' to make it known.\n",
+		dev_warn(&serio->dev,
+			 "Use 'setkeycodes %s%02x <keycode>' to make it known.\n",
 			 code & 0x80 ? "e0" : "", code & 0x7f);
 		input_sync(dev);
 		break;
 	case ATKBD_SCR_1:
-			scroll = 1 - atkbd->release * 2;
+		scroll = 1;
 		break;
 	case ATKBD_SCR_2:
-			scroll = 2 - atkbd->release * 4;
+		scroll = 2;
 		break;
 	case ATKBD_SCR_4:
-			scroll = 4 - atkbd->release * 8;
+		scroll = 4;
 		break;
 	case ATKBD_SCR_8:
-			scroll = 8 - atkbd->release * 16;
+		scroll = 8;
 		break;
 	case ATKBD_SCR_CLICK:
 		click = !atkbd->release;
@@ -507,12 +505,13 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 	if (atkbd->scroll) {
 		if (click != -1)
 			input_report_key(dev, BTN_MIDDLE, click);
-		input_report_rel(dev, REL_WHEEL, scroll);
+		input_report_rel(dev, REL_WHEEL,
+				 atkbd->release ? -scroll : scroll);
 		input_report_rel(dev, REL_HWHEEL, hscroll);
 		input_sync(dev);
 	}
 
-	atkbd->release = 0;
+	atkbd->release = false;
 out:
 	return IRQ_HANDLED;
 }
@@ -639,10 +638,11 @@ static int atkbd_event(struct input_dev *dev,
 		if (!atkbd->softrepeat)
 			atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT);
 		return 0;
-	}
 
+	default:
 		return -1;
 	}
+}
 
 /*
  * atkbd_enable() signals that interrupt handler is allowed to
@@ -652,7 +652,7 @@ static int atkbd_event(struct input_dev *dev,
 static inline void atkbd_enable(struct atkbd *atkbd)
 {
 	serio_pause_rx(atkbd->ps2dev.serio);
-	atkbd->enabled = 1;
+	atkbd->enabled = true;
 	serio_continue_rx(atkbd->ps2dev.serio);
 }
 
@@ -664,7 +664,7 @@ static inline void atkbd_enable(struct atkbd *atkbd)
 static inline void atkbd_disable(struct atkbd *atkbd)
 {
 	serio_pause_rx(atkbd->ps2dev.serio);
-	atkbd->enabled = 0;
+	atkbd->enabled = false;
 	serio_continue_rx(atkbd->ps2dev.serio);
 }
 
@@ -685,7 +685,9 @@ static int atkbd_probe(struct atkbd *atkbd)
 
 	if (atkbd_reset)
 		if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT))
-			printk(KERN_WARNING "atkbd.c: keyboard reset failed on %s\n", ps2dev->serio->phys);
+			dev_warn(&ps2dev->serio->dev,
+				 "keyboard reset failed on %s\n",
+				 ps2dev->serio->phys);
 
 /*
  * Then we check the keyboard ID. We should get 0xab83 under normal conditions.
@@ -715,8 +717,9 @@ static int atkbd_probe(struct atkbd *atkbd)
 	atkbd->id = (param[0] << 8) | param[1];
 
 	if (atkbd->id == 0xaca1 && atkbd->translated) {
-		printk(KERN_ERR "atkbd.c: NCD terminal keyboards are only supported on non-translating\n");
-		printk(KERN_ERR "atkbd.c: controllers. Use i8042.direct=1 to disable translation.\n");
+		dev_err(&ps2dev->serio->dev,
+			"NCD terminal keyboards are only supported on non-translating controlelrs. "
+			"Use i8042.direct=1 to disable translation.\n");
 		return -1;
 	}
 
@@ -734,7 +737,7 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra
 	struct ps2dev *ps2dev = &atkbd->ps2dev;
 	unsigned char param[2];
 
-	atkbd->extra = 0;
+	atkbd->extra = false;
 /*
  * For known special keyboards we can go ahead and set the correct set.
  * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and
@@ -753,7 +756,7 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra
 	if (allow_extra) {
 		param[0] = 0x71;
 		if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) {
-			atkbd->extra = 1;
+			atkbd->extra = true;
 			return 2;
 		}
 	}
@@ -818,7 +821,8 @@ static int atkbd_activate(struct atkbd *atkbd)
  */
 
 	if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) {
-		printk(KERN_ERR "atkbd.c: Failed to enable keyboard on %s\n",
+		dev_err(&ps2dev->serio->dev,
+			"Failed to enable keyboard on %s\n",
 			ps2dev->serio->phys);
 		return -1;
 	}
@@ -1091,10 +1095,12 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
 	switch (serio->id.type) {
 
 	case SERIO_8042_XL:
-			atkbd->translated = 1;
+		atkbd->translated = true;
+		/* Fall through */
+
 	case SERIO_8042:
 		if (serio->write)
-				atkbd->write = 1;
+			atkbd->write = true;
 		break;
 	}
 
@@ -1103,7 +1109,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
 	atkbd->scroll = atkbd_scroll;
 
 	if (atkbd->softrepeat)
-		atkbd->softraw = 1;
+		atkbd->softraw = true;
 
 	serio_set_drvdata(serio, atkbd);
 
@@ -1161,7 +1167,8 @@ static int atkbd_reconnect(struct serio *serio)
 	struct serio_driver *drv = serio->drv;
 
 	if (!atkbd || !drv) {
-		printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n");
+		dev_dbg(&serio->dev,
+			"reconnect request, but serio is disconnected, ignoring...\n");
 		return -1;
 	}
 
@@ -1288,7 +1295,8 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun
 	struct input_dev *old_dev, *new_dev;
 	unsigned long value;
 	int err;
-	unsigned char old_extra, old_set;
+	bool old_extra;
+	unsigned char old_set;
 
 	if (!atkbd->write)
 		return -EIO;
@@ -1371,7 +1379,7 @@ static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t cou
 	struct input_dev *old_dev, *new_dev;
 	unsigned long value;
 	int err;
-	unsigned char old_scroll;
+	bool old_scroll;
 
 	if (strict_strtoul(buf, 10, &value) || value > 1)
 		return -EINVAL;
@@ -1415,7 +1423,8 @@ static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count)
 	struct input_dev *old_dev, *new_dev;
 	unsigned long value;
 	int err;
-	unsigned char old_set, old_extra;
+	unsigned char old_set;
+	bool old_extra;
 
 	if (!atkbd->write)
 		return -EIO;
@@ -1465,7 +1474,7 @@ static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t
 	struct input_dev *old_dev, *new_dev;
 	unsigned long value;
 	int err;
-	unsigned char old_softrepeat, old_softraw;
+	bool old_softrepeat, old_softraw;
 
 	if (!atkbd->write)
 		return -EIO;
@@ -1485,7 +1494,7 @@ static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t
 		atkbd->dev = new_dev;
 		atkbd->softrepeat = value;
 		if (atkbd->softrepeat)
-			atkbd->softraw = 1;
+			atkbd->softraw = true;
 		atkbd_set_device_attrs(atkbd);
 
 		err = input_register_device(atkbd->dev);
@@ -1515,7 +1524,7 @@ static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t co
 	struct input_dev *old_dev, *new_dev;
 	unsigned long value;
 	int err;
-	unsigned char old_softraw;
+	bool old_softraw;
 
 	if (strict_strtoul(buf, 10, &value) || value > 1)
 		return -EINVAL;