Bug#671292: [bug?] [powerpc] hid_logitech_dj: Wireless mouse does not work in xorg or gpm

[Nestor Lopez Casado <nlopezcasad@logitech.com>]

Hi guys,

Thanks for those logs, very helpful.

Would you be able to test the following patch on both systems and let
us know about the result?

Cheers,
Nestor

diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index 38b12e4..763e4d9 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -215,6 +215,7 @@ static void logi_dj_recv_add_djhid_device(struct
dj_receiver_dev *djrcv_dev,
 	struct usb_device *usbdev = interface_to_usbdev(intf);
 	struct hid_device *dj_hiddev;
 	struct dj_device *dj_dev;
+	u32 reports_supported;

 	/* Device index goes from 1 to 6, we need 3 bytes to store the
 	 * semicolon, the index, and a null terminator
@@ -264,9 +265,11 @@ static void logi_dj_recv_add_djhid_device(struct
dj_receiver_dev *djrcv_dev,
 			__func__);
 		goto dj_device_allocate_fail;
 	}
+	memcpy(&reports_supported,
+		&dj_report->report_params[DEVICE_PAIRED_RF_REPORT_TYPE],
+		sizeof(reports_supported));

-	dj_dev->reports_supported = le32_to_cpu(
-		dj_report->report_params[DEVICE_PAIRED_RF_REPORT_TYPE]);
+	dj_dev->reports_supported = le32_to_cpu(reports_supported);
 	dj_dev->hdev = dj_hiddev;
 	dj_dev->dj_receiver_dev = djrcv_dev;
 	dj_dev->device_index = dj_report->device_index;



On Fri, May 4, 2012 at 10:36 AM, Jonathan Nieder <jrnieder@gmail.com> wrote:
>
> Hugo Osvaldo Barrera wrote:
>
> > Oh, it slipped my mind and I used the other (identical) mouse for this,
> > does that matter?  They're the exact same model.
>
> Probably doesn't matter, but thanks for mentioning it.
>
> Sincerely,
> Jonathan