HID: convert to dev_* prints

Since we have a real device bound to a driver, we may use struct
device for printing. Use dev_* functions instead of printks in
4 drivers.

Signed-off-by: Jiri Slaby <[e-mail]>
Signed-off-by: Jiri Kosina <[e-mail]>

drivers/hid/hid-lg2ff.c

···
 	int error;
 
 	if (list_empty(report_list)) {
-		printk(KERN_ERR "hid-lg2ff: no output report found\n");
+		dev_err(&hid->dev, "no output report found\n");
 		return -ENODEV;
 	}
 
 	report = list_entry(report_list->next, struct hid_report, list);
 
 	if (report->maxfield < 1) {
-		printk(KERN_ERR "hid-lg2ff: output report is empty\n");
+		dev_err(&hid->dev, "output report is empty\n");
 		return -ENODEV;
 	}
 	if (report->field[0]->report_count < 7) {
-		printk(KERN_ERR "hid-lg2ff: not enough values in the field\n");
+		dev_err(&hid->dev, "not enough values in the field\n");
 		return -ENODEV;
 	}
 
···
 
 	usbhid_submit_report(hid, report, USB_DIR_OUT);
 
-	printk(KERN_INFO "Force feedback for Logitech Rumblepad 2 by "
+	dev_info(&hid->dev, "Force feedback for Logitech Rumblepad 2 by "
 	       "Anssi Hannula <[e-mail]>\n");
 
 	return 0;

drivers/hid/hid-pl.c

···
 	   currently unknown. */
 
 	if (list_empty(report_list)) {
-		printk(KERN_ERR "hid-plff: no output reports found\n");
+		dev_err(&hid->dev, "no output reports found\n");
 		return -ENODEV;
 	}
 
···
 		report_ptr = report_ptr->next;
 
 		if (report_ptr == report_list) {
-			printk(KERN_ERR "hid-plff: required output report is missing\n");
+			dev_err(&hid->dev, "required output report is "
+					"missing\n");
 			return -ENODEV;
 		}
 
 		report = list_entry(report_ptr, struct hid_report, list);
 		if (report->maxfield < 1) {
-			printk(KERN_ERR "hid-plff: no fields in the report\n");
+			dev_err(&hid->dev, "no fields in the report\n");
 			return -ENODEV;
 		}
 
 		if (report->field[0]->report_count < 4) {
-			printk(KERN_ERR "hid-plff: not enough values in the field\n");
+			dev_err(&hid->dev, "not enough values in the field\n");
 			return -ENODEV;
 		}
 
···
 		usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
 	}
 
-	printk(KERN_INFO "hid-plff: Force feedback for PantherLord/GreenAsia "
+	dev_info(&hid->dev, "Force feedback for PantherLord/GreenAsia "
 	       "devices by Anssi Hannula <[e-mail]>\n");
 
 	return 0;

drivers/hid/hid-tmff.c

···
 			switch (field->usage[0].hid) {
 			case THRUSTMASTER_USAGE_FF:
 				if (field->report_count < 2) {
-					warn("ignoring FF field with "
-							"report_count < 2");
+					dev_warn(&hid->dev, "ignoring FF field "
+						"with report_count < 2\n");
 					continue;
 				}
 
 				if (field->logical_maximum ==
 						field->logical_minimum) {
-					warn("ignoring FF field with "
-							"logical_maximum == "
-							"logical_minimum");
+					dev_warn(&hid->dev, "ignoring FF field "
+							"with logical_maximum "
+							"== logical_minimum\n");
 					continue;
 				}
 
 				if (tmff->report && tmff->report != report) {
-					warn("ignoring FF field in other "
-							"report");
+					dev_warn(&hid->dev, "ignoring FF field "
+							"in other report\n");
 					continue;
 				}
 
 				if (tmff->ff_field && tmff->ff_field != field) {
-					warn("ignoring duplicate FF field");
+					dev_warn(&hid->dev, "ignoring "
+							"duplicate FF field\n");
 					continue;
 				}
 
···
 				break;
 
 			default:
-				warn("ignoring unknown output usage %08x",
+				dev_warn(&hid->dev, "ignoring unknown output "
+						"usage %08x\n",
 						field->usage[0].hid);
 				continue;
 			}
···
 	}
 
 	if (!tmff->report) {
-		err("cant find FF field in output reports\n");
+		dev_err(&hid->dev, "can't find FF field in output reports\n");
 		error = -ENODEV;
 		goto fail;
 	}
···
 	if (error)
 		goto fail;
 
-	info("Force feedback for ThrustMaster devices by Zinx Verituse "
-			"<[e-mail]>");
+	dev_info(&hid->dev, "force feedback for ThrustMaster devices by Zinx "
+			"Verituse <[e-mail]>");
 	return 0;
 
 fail:

drivers/hid/hid-zpff.c

···
 	int error;
 
 	if (list_empty(report_list)) {
-		printk(KERN_ERR "hid-zpff: no output report found\n");
+		dev_err(&hid->dev, "no output report found\n");
 		return -ENODEV;
 	}
 
 	report = list_entry(report_list->next, struct hid_report, list);
 
 	if (report->maxfield < 4) {
-		printk(KERN_ERR "hid-zpff: not enough fields in report\n");
+		dev_err(&hid->dev, "not enough fields in report\n");
 		return -ENODEV;
 	}
 
···
 	zpff->report->field[3]->value[0] = 0x00;
 	usbhid_submit_report(hid, zpff->report, USB_DIR_OUT);
 
-	printk(KERN_INFO "Force feedback for Zeroplus based devices by "
+	dev_info(&hid->dev, "force feedback for Zeroplus based devices by "
 	       "Anssi Hannula <[e-mail]>\n");
 
 	return 0;