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,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 38946C10F14 for ; Tue, 8 Oct 2019 20:48:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0FF8221871 for ; Tue, 8 Oct 2019 20:48:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="LYGHrPTn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731051AbfJHUsz (ORCPT ); Tue, 8 Oct 2019 16:48:55 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:45800 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731127AbfJHUsY (ORCPT ); Tue, 8 Oct 2019 16:48:24 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x98KmMlk097369; Tue, 8 Oct 2019 15:48:22 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1570567702; bh=DWlAPkPyGPLMlgt95vLmSAWY5AQ+1wT9MtJDSpag9us=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=LYGHrPTnNtKtCzDRJsLgICNdgnZSZ9b3wbgwf4ovaCzoKPWOfo8bj1lVo0LmeGJrY mD7tQENm72502kHdhA2hUfm+8UX1uhx0QeycmSAgom+KqTwwpkSfMOwCjRjOCFr645 YFVu9KB65NL4mUijJsGkLvNS+4Ib9yGhv73go6qk= Received: from DFLE115.ent.ti.com (dfle115.ent.ti.com [10.64.6.36]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x98KmM2T042373 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 8 Oct 2019 15:48:22 -0500 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 8 Oct 2019 15:48:19 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE105.ent.ti.com (10.64.6.26) 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, 8 Oct 2019 15:48:22 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id x98KmLSN073126; Tue, 8 Oct 2019 15:48:21 -0500 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v11 14/16] leds: lp5521: Add multicolor framework intensity support Date: Tue, 8 Oct 2019 15:47:58 -0500 Message-ID: <20191008204800.19870-15-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20191008204800.19870-1-dmurphy@ti.com> References: <20191008204800.19870-1-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-leds-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-leds@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-lp5521.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c index 6f0272249dc8..05731f405c9a 100644 --- a/drivers/leds/leds-lp5521.c +++ b/drivers/leds/leds-lp5521.c @@ -349,6 +349,25 @@ static int lp5521_run_selftest(struct lp55xx_chip *chip, char *buf) return 0; } +static int lp5521_led_intensity(struct lp55xx_led *led) +{ + struct lp55xx_chip *chip = led->chip; + int ret; + int i; + + mutex_lock(&chip->lock); + for (i = 0; i < led->mc_cdev.num_leds; i++) { + ret = lp55xx_write(chip, + LP5521_REG_LED_PWM_BASE + + led->color_component[i].output_num, + led->color_component[i].brightness); + if (ret) + break; + } + mutex_unlock(&chip->lock); + return ret; +} + static int lp5521_led_brightness(struct lp55xx_led *led) { struct lp55xx_chip *chip = led->chip; @@ -490,6 +509,7 @@ static struct lp55xx_device_config lp5521_cfg = { .max_channel = LP5521_MAX_LEDS, .post_init_device = lp5521_post_init_device, .brightness_fn = lp5521_led_brightness, + .color_intensity_fn = lp5521_led_intensity, .set_led_current = lp5521_set_led_current, .firmware_cb = lp5521_firmware_loaded, .run_engine = lp5521_run_engine, -- 2.22.0.214.g8dca754b1e