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[23.128.96.18]) by mx.google.com with ESMTP id f12si9430221ejb.397.2020.07.13.08.46.52; Mon, 13 Jul 2020 08:46:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-leds-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=hznLXauI; spf=pass (google.com: domain of linux-leds-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-leds-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730183AbgGMPqs (ORCPT + 1 other); Mon, 13 Jul 2020 11:46:48 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:35998 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729884AbgGMPqr (ORCPT ); Mon, 13 Jul 2020 11:46:47 -0400 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 06DFkYSY043762; Mon, 13 Jul 2020 10:46:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1594655194; bh=3U1YGou84u3VUbet9dKfDOd4OJ1M3iNBcC5HTyHhUDg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=hznLXauIvlTHAdIP441jCHAoes2jYJIGKq/wTNj3/MFnScT9bBKeX/fSeCW39ngry LZzJSuxmVILdqriTjdWJ6NymzLq0g8vttPe0nHPAMChroGJKWgmvH6eNzU+pbSKK4t FgdBbVm+CEUfUe1RbvsP7IV1Q1295PSBJTIeN9es= Received: from DFLE111.ent.ti.com (dfle111.ent.ti.com [10.64.6.32]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 06DFkY93068109 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 13 Jul 2020 10:46:34 -0500 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE111.ent.ti.com (10.64.6.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 13 Jul 2020 10:46:34 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 13 Jul 2020 10:46:33 -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 06DFkXM3034427; Mon, 13 Jul 2020 10:46:33 -0500 From: Dan Murphy To: , , , CC: , , , , Dan Murphy Subject: [PATCH v30 13/16] leds: lp5521: Add multicolor framework multicolor brightness support Date: Mon, 13 Jul 2020 10:45:41 -0500 Message-ID: <20200713154544.1683-14-dmurphy@ti.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200713154544.1683-1-dmurphy@ti.com> References: <20200713154544.1683-1-dmurphy@ti.com> MIME-Version: 1.0 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 multicolor brightness call back to support the multicolor framework. This function allows setting the brightness across grouped LED channels in a single call. Acked-by: Pavel Machek Acked-by: Jacek Anaszewski Signed-off-by: Dan Murphy --- drivers/leds/leds-lp5521.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) -- 2.27.0 diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c index 6ff81d6be789..ef8c3bfa8f3c 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_multicolor_brightness(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_colors; i++) { + ret = lp55xx_write(chip, + LP5521_REG_LED_PWM_BASE + + led->mc_cdev.subled_info[i].channel, + led->mc_cdev.subled_info[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, + .multicolor_brightness_fn = lp5521_multicolor_brightness, .set_led_current = lp5521_set_led_current, .firmware_cb = lp5521_firmware_loaded, .run_engine = lp5521_run_engine,