linux-imx
Public
Source
committed d881427253d22
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the23
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* GNU General Public License for more details.24
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*25
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* You should have received a copy of the GNU General Public License26
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* along with this program; if not, write to the Free Software27
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA28
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*/29
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#include <linux/input.h>31
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#include <linux/slab.h>32
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#include <linux/usb.h>33
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#include <linux/hid.h>34
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#include <linux/module.h>35
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#include "hid-ids.h"36
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#ifdef CONFIG_GREENASIA_FF38
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#include "usbhid/usbhid.h"39
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struct gaff_device {41
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struct hid_report *report;42
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};43
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static int hid_gaff_play(struct input_dev *dev, void *data,45
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struct ff_effect *effect)46
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{47
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struct hid_device *hid = input_get_drvdata(dev);48
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struct gaff_device *gaff = data;56
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left = left * 0xfe / 0xffff;57
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right = right * 0xfe / 0xffff;58
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gaff->report->field[0]->value[0] = 0x51;60
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gaff->report->field[0]->value[1] = 0x0;61
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gaff->report->field[0]->value[2] = right;62
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gaff->report->field[0]->value[3] = 0;63
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gaff->report->field[0]->value[4] = left;64
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gaff->report->field[0]->value[5] = 0;65
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dbg_hid("running with 0x%02x 0x%02x", left, right);66
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usbhid_submit_report(hid, gaff->report, USB_DIR_OUT);64
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);67
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gaff->report->field[0]->value[0] = 0xfa;69
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gaff->report->field[0]->value[1] = 0xfe;70
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gaff->report->field[0]->value[2] = 0x0;71
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gaff->report->field[0]->value[4] = 0x0;72
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usbhid_submit_report(hid, gaff->report, USB_DIR_OUT);71
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);74
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return 0;76
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}77
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static int gaff_init(struct hid_device *hid)79
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{80
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struct gaff_device *gaff;81
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struct hid_report *report;82
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struct hid_input *hidinput = list_entry(hid->inputs.next,83
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struct hid_input, list);115
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if (error) {116
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kfree(gaff);117
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return error;118
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}119
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gaff->report = report;121
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gaff->report->field[0]->value[0] = 0x51;122
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gaff->report->field[0]->value[1] = 0x00;123
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gaff->report->field[0]->value[2] = 0x00;124
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gaff->report->field[0]->value[3] = 0x00;125
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usbhid_submit_report(hid, gaff->report, USB_DIR_OUT);123
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);126
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gaff->report->field[0]->value[0] = 0xfa;128
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gaff->report->field[0]->value[1] = 0xfe;129
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usbhid_submit_report(hid, gaff->report, USB_DIR_OUT);128
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);131
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hid_info(hid, "Force Feedback for GreenAsia 0x12 devices by Lukasz Lubojanski <lukasz@lubojanski.info>\n");133
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return 0;135
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}136
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#else137
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static inline int gaff_init(struct hid_device *hdev)138
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{139
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return 0;140
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}