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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-09-29 15:52:59 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-11-05 09:51:50 -0800
commit9154301a47b33bdc273d8254c407792524367558 (patch)
treecab76001d278f5a7fd6cd4cc648d1a3fd86d5960 /include/linux/hid.h
parent84a73014d86fd660822a20c032625e3afe99ca58 (diff)
HID: hid-input: allow input_configured callback return errors
When configuring input device via input_configured callback we may encounter errors (for example input_mt_init_slots() may fail). Instead of continuing with half-initialized input device let's allow driver indicate failures. Signed-off-by: Jaikumar Ganesh <jaikumarg@android.com> Signed-off-by: Arve Hjønnevåg <arve@android.com> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Acked-by: Nikolai Kondrashov <Nikolai.Kondrashov@redhat.com> Acked-by: Andrew Duggan <aduggan@synaptics.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/linux/hid.h')
-rw-r--r--include/linux/hid.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/hid.h b/include/linux/hid.h
index f17980de2662..251a1d382e23 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -698,8 +698,8 @@ struct hid_driver {
int (*input_mapped)(struct hid_device *hdev,
struct hid_input *hidinput, struct hid_field *field,
struct hid_usage *usage, unsigned long **bit, int *max);
- void (*input_configured)(struct hid_device *hdev,
- struct hid_input *hidinput);
+ int (*input_configured)(struct hid_device *hdev,
+ struct hid_input *hidinput);
void (*feature_mapping)(struct hid_device *hdev,
struct hid_field *field,
struct hid_usage *usage);