From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF771C352AA for ; Tue, 1 Oct 2019 14:56:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B72DE20842 for ; Tue, 1 Oct 2019 14:56:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="qRX2u1iE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389500AbfJAO4u (ORCPT ); Tue, 1 Oct 2019 10:56:50 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:42444 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389354AbfJAO4K (ORCPT ); Tue, 1 Oct 2019 10:56:10 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id x91Eu7ZM016122; Tue, 1 Oct 2019 09:56:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1569941767; bh=B9yG4ufRS9+E8Lu+URgJWA5cmnh7iCXcWX+AN1bat4U=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=qRX2u1iEIHx5WmtKJbf3WKD5nfRinuF7a5OYvR/2QIOk+c8sZDLuRKBXhBgsWTimM BZfzfG9bZJSDHSeNUVuPkjZ0O6+zpn1BSwnS1BC2INlpgaDX4GXw9lqq4emU9zmRX6 3vP/dQqus/hBuMVmD6h9/nu0WlUvgnb8FxzIFFbI= Received: from DFLE109.ent.ti.com (dfle109.ent.ti.com [10.64.6.30]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x91Eu7Zf003619 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 1 Oct 2019 09:56:07 -0500 Received: from DFLE106.ent.ti.com (10.64.6.27) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 1 Oct 2019 09:55:57 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE106.ent.ti.com (10.64.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Tue, 1 Oct 2019 09:56:07 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id x91Eu7lj095708; Tue, 1 Oct 2019 09:56:07 -0500 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v10 13/16] leds: lp5523: Update the lp5523 code to add intensity function Date: Tue, 1 Oct 2019 09:56:17 -0500 Message-ID: <20191001145620.11123-14-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20191001145620.11123-1-dmurphy@ti.com> References: <20191001145620.11123-1-dmurphy@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the intensity function call back to support the multicolor framework. This function allows setting a specific brightness on a specific channel. Signed-off-by: Dan Murphy --- drivers/leds/leds-lp5523.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c index d0b931a136b9..07484fc2f715 100644 --- a/drivers/leds/leds-lp5523.c +++ b/drivers/leds/leds-lp5523.c @@ -791,6 +791,19 @@ static ssize_t store_master_fader_leds(struct device *dev, return ret; } +static int lp5523_led_intensity(struct lp55xx_led *led, int chan_num, + int brightness) +{ + struct lp55xx_chip *chip = led->chip; + int ret; + + mutex_lock(&chip->lock); + ret = lp55xx_write(chip, LP5523_REG_LED_PWM_BASE + chan_num, + brightness); + mutex_unlock(&chip->lock); + return ret; +} + static int lp5523_led_brightness(struct lp55xx_led *led) { struct lp55xx_chip *chip = led->chip; @@ -857,6 +870,7 @@ static struct lp55xx_device_config lp5523_cfg = { .max_channel = LP5523_MAX_LEDS, .post_init_device = lp5523_post_init_device, .brightness_fn = lp5523_led_brightness, + .color_intensity_fn = lp5523_led_intensity, .set_led_current = lp5523_set_led_current, .firmware_cb = lp5523_firmware_loaded, .run_engine = lp5523_run_engine, -- 2.22.0.214.g8dca754b1e