Rename drivers/hid/hid-drff.c (a DragonRise Inc. force feedback gamepad driver)
to driver/hid/hid-dr.c.
This prepares it for addition of support for another gamepad, without force
feedback.
Signed-off-by: Nikolai Kondrashov <spbnick@xxxxxxxxx>
---
drivers/hid/Makefile | 2 +-
drivers/hid/hid-dr.c | 197 ++++++++++++++++++++++++++++++++++++++++++++++++
drivers/hid/hid-drff.c | 197 ------------------------------------------------
3 files changed, 198 insertions(+), 198 deletions(-)
create mode 100644 drivers/hid/hid-dr.c
delete mode 100644 drivers/hid/hid-drff.c
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 6efc2a0..bb744e6 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -34,7 +34,7 @@ obj-$(CONFIG_HID_CANDO) += hid-cando.o
obj-$(CONFIG_HID_CHERRY) += hid-cherry.o
obj-$(CONFIG_HID_CHICONY) += hid-chicony.o
obj-$(CONFIG_HID_CYPRESS) += hid-cypress.o
-obj-$(CONFIG_HID_DRAGONRISE) += hid-drff.o
+obj-$(CONFIG_HID_DRAGONRISE) += hid-dr.o
obj-$(CONFIG_HID_EMS_FF) += hid-emsff.o
obj-$(CONFIG_HID_EGALAX) += hid-egalax.o
obj-$(CONFIG_HID_ELECOM) += hid-elecom.o
diff --git a/drivers/hid/hid-dr.c b/drivers/hid/hid-dr.c
new file mode 100644
index 0000000..afcf3d6
--- /dev/null
+++ b/drivers/hid/hid-dr.c
@@ -0,0 +1,197 @@
+/*
+ * Force feedback support for DragonRise Inc. game controllers
+ *
+ * From what I have gathered, these devices are mass produced in China and are
+ * distributed under several vendors. They often share the same design as
+ * the original PlayStation DualShock controller.
+ *
+ * 0079:0006 "DragonRise Inc. Generic USB Joystick "
+ * - tested with a Tesun USB-703 game controller.
+ *
+ * Copyright (c) 2009 Richard Walmsley <richwalm@xxxxxxxxx>
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/input.h>
+#include <linux/slab.h>
+#include <linux/usb.h>
+#include <linux/hid.h>
+
+#include "hid-ids.h"
+
+#ifdef CONFIG_DRAGONRISE_FF
+#include "usbhid/usbhid.h"
+
+struct drff_device {
+ struct hid_report *report;
+};
+
+static int drff_play(struct input_dev *dev, void *data,
+ struct ff_effect *effect)
+{
+ struct hid_device *hid = input_get_drvdata(dev);
+ struct drff_device *drff = data;
+ int strong, weak;
+
+ strong = effect->u.rumble.strong_magnitude;
+ weak = effect->u.rumble.weak_magnitude;
+
+ dbg_hid("called with 0x%04x 0x%04x", strong, weak);
+
+ if (strong || weak) {
+ strong = strong * 0xff / 0xffff;
+ weak = weak * 0xff / 0xffff;
+
+ /* While reverse engineering this device, I found that when
+ this value is set, it causes the strong rumble to function
+ at a near maximum speed, so we'll bypass it. */
+ if (weak == 0x0a)
+ weak = 0x0b;
+
+ drff->report->field[0]->value[0] = 0x51;
+ drff->report->field[0]->value[1] = 0x00;
+ drff->report->field[0]->value[2] = weak;
+ drff->report->field[0]->value[4] = strong;
+ usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
+
+ drff->report->field[0]->value[0] = 0xfa;
+ drff->report->field[0]->value[1] = 0xfe;
+ } else {
+ drff->report->field[0]->value[0] = 0xf3;
+ drff->report->field[0]->value[1] = 0x00;
+ }
+
+ drff->report->field[0]->value[2] = 0x00;
+ drff->report->field[0]->value[4] = 0x00;
+ dbg_hid("running with 0x%02x 0x%02x", strong, weak);
+ usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
+
+ return 0;
+}
+
+static int drff_init(struct hid_device *hid)
+{
+ struct drff_device *drff;
+ struct hid_report *report;
+ struct hid_input *hidinput = list_first_entry(&hid->inputs,
+ struct hid_input, list);
+ struct list_head *report_list =
+ &hid->report_enum[HID_OUTPUT_REPORT].report_list;
+ struct input_dev *dev = hidinput->input;
+ int error;
+
+ if (list_empty(report_list)) {
+ hid_err(hid, "no output reports found\n");
+ return -ENODEV;
+ }
+
+ report = list_first_entry(report_list, struct hid_report, list);
+ if (report->maxfield < 1) {
+ hid_err(hid, "no fields in the report\n");
+ return -ENODEV;
+ }
+
+ if (report->field[0]->report_count < 7) {
+ hid_err(hid, "not enough values in the field\n");
+ return -ENODEV;
+ }
+
+ drff = kzalloc(sizeof(struct drff_device), GFP_KERNEL);
+ if (!drff)
+ return -ENOMEM;
+
+ set_bit(FF_RUMBLE, dev->ffbit);
+
+ error = input_ff_create_memless(dev, drff, drff_play);
+ if (error) {
+ kfree(drff);
+ return error;
+ }
+
+ drff->report = report;
+ drff->report->field[0]->value[0] = 0xf3;
+ drff->report->field[0]->value[1] = 0x00;
+ drff->report->field[0]->value[2] = 0x00;
+ drff->report->field[0]->value[3] = 0x00;
+ drff->report->field[0]->value[4] = 0x00;
+ drff->report->field[0]->value[5] = 0x00;
+ drff->report->field[0]->value[6] = 0x00;
+ usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
+
+ hid_info(hid, "Force Feedback for DragonRise Inc. "
+ "game controllers by Richard Walmsley <richwalm@xxxxxxxxx>\n");
+
+ return 0;
+}
+#else
+static inline int drff_init(struct hid_device *hid)
+{
+ return 0;
+}
+#endif
+
+static int dr_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+ int ret;
+
+ dev_dbg(&hdev->dev, "DragonRise Inc. HID hardware probe...");
+
+ ret = hid_parse(hdev);
+ if (ret) {
+ hid_err(hdev, "parse failed\n");
+ goto err;
+ }
+
+ ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
+ if (ret) {
+ hid_err(hdev, "hw start failed\n");
+ goto err;
+ }
+
+ drff_init(hdev);
+
+ return 0;
+err:
+ return ret;
+}
+
+static const struct hid_device_id dr_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006), },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, dr_devices);
+
+static struct hid_driver dr_driver = {
+ .name = "dragonrise",
+ .id_table = dr_devices,
+ .probe = dr_probe,
+};
+
+static int __init dr_init(void)
+{
+ return hid_register_driver(&dr_driver);
+}
+
+static void __exit dr_exit(void)
+{
+ hid_unregister_driver(&dr_driver);
+}
+
+module_init(dr_init);
+module_exit(dr_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-drff.c b/drivers/hid/hid-drff.c
deleted file mode 100644
index afcf3d6..0000000
--- a/drivers/hid/hid-drff.c
+++ /dev/null
@@ -1,197 +0,0 @@
-/*
- * Force feedback support for DragonRise Inc. game controllers
- *
- * From what I have gathered, these devices are mass produced in China and are
- * distributed under several vendors. They often share the same design as
- * the original PlayStation DualShock controller.
- *
- * 0079:0006 "DragonRise Inc. Generic USB Joystick "
- * - tested with a Tesun USB-703 game controller.
- *
- * Copyright (c) 2009 Richard Walmsley <richwalm@xxxxxxxxx>
- */
-
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <linux/input.h>
-#include <linux/slab.h>
-#include <linux/usb.h>
-#include <linux/hid.h>
-
-#include "hid-ids.h"
-
-#ifdef CONFIG_DRAGONRISE_FF
-#include "usbhid/usbhid.h"
-
-struct drff_device {
- struct hid_report *report;
-};
-
-static int drff_play(struct input_dev *dev, void *data,
- struct ff_effect *effect)
-{
- struct hid_device *hid = input_get_drvdata(dev);
- struct drff_device *drff = data;
- int strong, weak;
-
- strong = effect->u.rumble.strong_magnitude;
- weak = effect->u.rumble.weak_magnitude;
-
- dbg_hid("called with 0x%04x 0x%04x", strong, weak);
-
- if (strong || weak) {
- strong = strong * 0xff / 0xffff;
- weak = weak * 0xff / 0xffff;
-
- /* While reverse engineering this device, I found that when
- this value is set, it causes the strong rumble to function
- at a near maximum speed, so we'll bypass it. */
- if (weak == 0x0a)
- weak = 0x0b;
-
- drff->report->field[0]->value[0] = 0x51;
- drff->report->field[0]->value[1] = 0x00;
- drff->report->field[0]->value[2] = weak;
- drff->report->field[0]->value[4] = strong;
- usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
-
- drff->report->field[0]->value[0] = 0xfa;
- drff->report->field[0]->value[1] = 0xfe;
- } else {
- drff->report->field[0]->value[0] = 0xf3;
- drff->report->field[0]->value[1] = 0x00;
- }
-
- drff->report->field[0]->value[2] = 0x00;
- drff->report->field[0]->value[4] = 0x00;
- dbg_hid("running with 0x%02x 0x%02x", strong, weak);
- usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
-
- return 0;
-}
-
-static int drff_init(struct hid_device *hid)
-{
- struct drff_device *drff;
- struct hid_report *report;
- struct hid_input *hidinput = list_first_entry(&hid->inputs,
- struct hid_input, list);
- struct list_head *report_list =
- &hid->report_enum[HID_OUTPUT_REPORT].report_list;
- struct input_dev *dev = hidinput->input;
- int error;
-
- if (list_empty(report_list)) {
- hid_err(hid, "no output reports found\n");
- return -ENODEV;
- }
-
- report = list_first_entry(report_list, struct hid_report, list);
- if (report->maxfield < 1) {
- hid_err(hid, "no fields in the report\n");
- return -ENODEV;
- }
-
- if (report->field[0]->report_count < 7) {
- hid_err(hid, "not enough values in the field\n");
- return -ENODEV;
- }
-
- drff = kzalloc(sizeof(struct drff_device), GFP_KERNEL);
- if (!drff)
- return -ENOMEM;
-
- set_bit(FF_RUMBLE, dev->ffbit);
-
- error = input_ff_create_memless(dev, drff, drff_play);
- if (error) {
- kfree(drff);
- return error;
- }
-
- drff->report = report;
- drff->report->field[0]->value[0] = 0xf3;
- drff->report->field[0]->value[1] = 0x00;
- drff->report->field[0]->value[2] = 0x00;
- drff->report->field[0]->value[3] = 0x00;
- drff->report->field[0]->value[4] = 0x00;
- drff->report->field[0]->value[5] = 0x00;
- drff->report->field[0]->value[6] = 0x00;
- usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
-
- hid_info(hid, "Force Feedback for DragonRise Inc. "
- "game controllers by Richard Walmsley <richwalm@xxxxxxxxx>\n");
-
- return 0;
-}
-#else
-static inline int drff_init(struct hid_device *hid)
-{
- return 0;
-}
-#endif
-
-static int dr_probe(struct hid_device *hdev, const struct hid_device_id *id)
-{
- int ret;
-
- dev_dbg(&hdev->dev, "DragonRise Inc. HID hardware probe...");
-
- ret = hid_parse(hdev);
- if (ret) {
- hid_err(hdev, "parse failed\n");
- goto err;
- }
-
- ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
- if (ret) {
- hid_err(hdev, "hw start failed\n");
- goto err;
- }
-
- drff_init(hdev);
-
- return 0;
-err:
- return ret;
-}
-
-static const struct hid_device_id dr_devices[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006), },
- { }
-};
-MODULE_DEVICE_TABLE(hid, dr_devices);
-
-static struct hid_driver dr_driver = {
- .name = "dragonrise",
- .id_table = dr_devices,
- .probe = dr_probe,
-};
-
-static int __init dr_init(void)
-{
- return hid_register_driver(&dr_driver);
-}
-
-static void __exit dr_exit(void)
-{
- hid_unregister_driver(&dr_driver);
-}
-
-module_init(dr_init);
-module_exit(dr_exit);
-MODULE_LICENSE("GPL");
--
1.7.2.3
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