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[27/26] HID: wiimote: init EXT/MP during device detection

Message ID 1369601704-2311-1-git-send-email-dh.herrmann@gmail.com (mailing list archive)
State New, archived
Delegated to: Jiri Kosina
Headers show

Commit Message

David Herrmann May 26, 2013, 8:55 p.m. UTC
We normally get EXT hotplug events or poll for MP hotplugging so we
don't need to force extension port initialization during device setup.
But for gen20 devices, we disable MP polling because MP is always
present. However, this prevents MP initialization during device setup
and users need to plug another extension to trigger EXT/MP detection.

Therefore, we now trigger EXT/MP detection during device setup
automatically. This also avoids slightly delayed extension detection
and provides sysfs child-devices prior to the "changed"-uevent during
device setup.

Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
---
Hi Jiri

Three trivial fixes for the pending series. If there are any issues, please
let me know. And thanks for reviewing them!

Cheers
David

 drivers/hid/hid-wiimote-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/hid/hid-wiimote-core.c b/drivers/hid/hid-wiimote-core.c
index 89118e9..f54595c 100644
--- a/drivers/hid/hid-wiimote-core.c
+++ b/drivers/hid/hid-wiimote-core.c
@@ -1247,7 +1247,7 @@  static void wiimote_init_worker(struct work_struct *work)
 		changed = true;
 	}
 
-	if (!wiimote_init_check(wdata))
+	if (changed || !wiimote_init_check(wdata))
 		wiimote_init_hotplug(wdata);
 
 	if (changed)