From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754826AbcGEOlq (ORCPT ); Tue, 5 Jul 2016 10:41:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46771 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933244AbcGEOkX (ORCPT ); Tue, 5 Jul 2016 10:40:23 -0400 From: Benjamin Tissoires To: Jiri Kosina , Ping Cheng , Jason Gerecke , Aaron Skomra , Peter Hutterer Cc: linux-kernel@vger.kernel.org, linux-input@vger.kernel.org Subject: [PATCH 27/27] HID: wacom: leds: handle Cintiq 24HD leds buttons Date: Tue, 5 Jul 2016 16:39:23 +0200 Message-Id: <1467729563-23318-28-git-send-email-benjamin.tissoires@redhat.com> In-Reply-To: <1467729563-23318-1-git-send-email-benjamin.tissoires@redhat.com> References: <1467729563-23318-1-git-send-email-benjamin.tissoires@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Tue, 05 Jul 2016 14:40:22 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The 24HD has 1 button per LED (first three buttons of each group). We need a special treatment for them as it's not a uniq button that switches between the LEDs. Signed-off-by: Benjamin Tissoires --- drivers/hid/wacom_wac.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index a2b9c09..fcf2264 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2764,6 +2764,31 @@ static void wacom_setup_numbered_buttons(struct input_dev *input_dev, __set_bit(BTN_BASE + (i-16), input_dev->keybit); } +static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group) +{ + struct wacom_led *led; + int i; + bool updated = false; + + if (group > 0) + mask >>= 8; + + for (i = 0; i < 3; i++) { + led = wacom_led_find(wacom, group, i); + if (!led) { + hid_err(wacom->hdev, "can't find LED %d in group %d\n", + i, group); + continue; + } + if (!updated && mask & BIT(i)) { + led->held = true; + led_trigger_event(&led->trigger, LED_FULL); + } else { + led->held = false; + } + } +} + static bool wacom_is_led_toggled(struct wacom *wacom, int button_count, int mask, int group) { @@ -2781,7 +2806,11 @@ static void wacom_update_led(struct wacom *wacom, int button_count, int mask, int cur; bool pressed; + if (wacom->wacom_wac.features.type == WACOM_24HD) + return wacom_24hd_update_leds(wacom, mask, group); + pressed = wacom_is_led_toggled(wacom, button_count, mask, group); + cur = wacom->led.groups[group].select; led = wacom_led_find(wacom, group, cur); @@ -2808,6 +2837,13 @@ static void wacom_update_led(struct wacom *wacom, int button_count, int mask, if (next_led == led) return; + pr_err("%s group: %d led: (%d -> %d) t: %s %s:%d\n", __func__, + led->group, + led->id, + next_led->id, + next_led->trigger.name, + __FILE__, __LINE__); + next_led->held = true; led_trigger_event(&next_led->trigger, wacom_leds_brightness_get(next_led)); -- 2.5.5