On Fri, 10 Aug 2007, Jiri Kosina wrote:
> Renato, does force feedback work properly in Linux with this device? If
> so, that would mean that the device has logical maximum and minimum for
> X and Y axes different in input and output, and we would need to handle
> this properly (we currently don't).
Renato,
does the attached patch (against 2.6.23-rc2) fix the problem with axis
ranges for you please?
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 8edbd30..97dbdb6 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -351,6 +351,12 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
if (field->flags & HID_MAIN_ITEM_CONSTANT)
goto ignore;
+ if (field->report_type == HID_OUTPUT_REPORT &&
+ (usage->hid & HID_USAGE_PAGE) != HID_UP_LED) {
+ dbg_hid_line(" [non-LED output field ]");
+ goto ignore;
+ }
+
switch (usage->hid & HID_USAGE_PAGE) {
case HID_UP_UNDEFINED:
--
Jiri Kosina
SUSE Labs
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