driver: e-Better DTV02-1T1S-U (Digibest ISDB2056) のドライバを試験的に追加

それに伴い、px4.c内にあったコードの一部を別の複数のファイルへ移動
なお、DTV02-1T1S-Uが正常に動作するかは未確認

driver/Makefile

@@ -4,7 +4,6 @@ INSTALL_DIR := /lib/modules/$(KVER)/misc
 CURRENT_DIR := $(shell pwd)
 VERBOSE := 0
 DEBUG := 0
-TARGET := px4_drv.ko
 
 drv-MAX_DEVICE := 0
 drv-RINGBUFFER_USE_SPINLOCK := 0
@@ -26,11 +25,11 @@ ccflags-y += -DRINGBUFFER_USE_SPINLOCK
 endif
 
 obj-m := px4_drv.o
-px4_drv-objs := px4.o it930x-bus.o it930x.o tc90522.o rt710.o r850.o ringbuffer.o
+px4_drv-objs := driver.o module_param.o px4.o isdb2056.o it930x-bus.o it930x.o tc90522.o rt710.o r850.o ringbuffer.o
 
-all: $(TARGET)
+all: px4_drv.ko
 
-$(TARGET): FORCE revision.h
+px4_drv.ko: FORCE revision.h
 	$(cmd_prefix)$(MAKE) -C $(KBUILD_DIR) M=$(CURRENT_DIR) KBUILD_VERBOSE=$(VERBOSE) modules
 
 revision.h: FORCE
@@ -65,7 +64,7 @@ install:
 	$(cmd_prefix)if [ `grep -e '^px4_drv' /proc/modules | wc -l` -ne 0 ]; then \
 	modprobe -r px4_drv; \
 	fi
-	$(cmd_prefix)install -D -v -m 644 $(TARGET) $(INSTALL_DIR)/$(TARGET)
+	$(cmd_prefix)install -D -v -m 644 px4_drv.ko $(INSTALL_DIR)/px4_drv.ko
 	$(cmd_prefix)rm -fv /etc/udev/rules.d/90-px4.rules
 	$(cmd_prefix)install -D -v -m 644 ../etc/99-px4video.rules /etc/udev/rules.d/99-px4video.rules
 	$(cmd_prefix)depmod -a $(KVER)
@@ -75,7 +74,7 @@ uninstall:
 	$(cmd_prefix)if [ `grep -e '^px4_drv' /proc/modules | wc -l` -ne 0 ]; then \
 	modprobe -r px4_drv; \
 	fi
-	$(cmd_prefix)rm -fv $(INSTALL_DIR)/$(TARGET)
+	$(cmd_prefix)rm -fv $(INSTALL_DIR)/px4_drv.ko
 	$(cmd_prefix)if [ `find /lib/modules/ -name px4_drv.ko | wc -l` -eq 0 ]; then \
 	rm -fv /etc/udev/rules.d/90-px4.rules /etc/udev/rules.d/99-px4video.rules; \
 	fi

driver/driver.c

@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Module initiator of the driver (driver.c)
+ *
+ * Copyright (c) 2019 nns779
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#include "driver.h"
+#include "revision.h"
+#include "firmware.h"
+#include "px4.h"
+#include "isdb2056.h"
+
+MODULE_VERSION(DRIVER_VERSION);
+MODULE_AUTHOR("nns779");
+MODULE_DESCRIPTION("Unofficial Linux driver for PLEX PX-W3U4/Q3U4/W3PE4/Q3PE4 ISDB-T/S receivers");
+MODULE_LICENSE("GPL v2");
+
+MODULE_FIRMWARE(FIRMWARE_FILENAME);
+
+static int driver_module_init(void)
+{
+	int ret = 0;
+
+	pr_info(KBUILD_MODNAME
+#ifdef DRIVER_VERSION
+		" version " DRIVER_VERSION
+#endif
+#ifdef REVISION_NUMBER
+#if defined(DRIVER_VERSION)
+		","
+#endif
+		" rev: " REVISION_NUMBER
+#endif
+#ifdef COMMIT_HASH
+#if defined(PX4_DRIVER_VERSION) || defined(REVISION_NUMBER)
+		","
+#endif
+		" commit: " COMMIT_HASH
+#endif
+#ifdef REVISION_NAME
+		" @ " REVISION_NAME
+#endif
+		"\n");
+
+	ret = px4_register();
+	if (ret)
+		goto exit;
+
+	ret = isdb2056_register();
+	if (ret)
+		goto exit;
+
+exit:
+	return ret;
+}
+
+static void driver_module_exit(void)
+{
+	px4_unregister();
+	isdb2056_unregister();
+}
+
+module_init(driver_module_init);
+module_exit(driver_module_exit);

driver/driver.h

@@ -0,0 +1,8 @@
+// driver.h
+
+#ifndef __DRIVER_H__
+#define __DRIVER_H__
+
+#define DRIVER_VERSION	"0.2.1"
+
+#endif

driver/firmware.h

@@ -0,0 +1,10 @@
+// firmware.h
+
+#ifndef __FIRMWARE_H__
+#define __FIRMWARE_H__
+
+#if !defined(FIRMWARE_FILENAME)
+#define FIRMWARE_FILENAME	"it930x-firmware.bin"
+#endif
+
+#endif