From nobody Wed Feb 11 15:25:14 2026 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A27F31494D7; Tue, 25 Jun 2024 09:09:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719306582; cv=none; b=Cnt2nef0rMgZXVqwM2Bn0iIphUoAxeVgzWDH3SLO/lCBAjJK2/PI/oKyJlq6yObPSktCp9Ay/VmPGWAdwXZvxoHb6d/WHlEmmnOzLeLnNBoUF1tw5k+kWh4uMX5ZfpaLExzxYVC7xdD37pWR4UAOxNH5yApAkFbDoB23oD4DNa0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719306582; c=relaxed/simple; bh=AM6ZyQskoY2QqxOj4uW1JtEfQp/A0PBjAghkGXt3xJs=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=s0OLVJHCJORyePg7ALJuS7ezk+PkptRbVs1cEG+mBfomEYEojnYUtTOHmnWHVqwC/4f1vLG95OX8nthV0byCCjzaIfPeiGfVr1cvXI1W3tan7V429q6Zplt4Zz6ktgF2yUJ/IYuvO5+az1+4U9qHx7LR8+xIKYRNE3b3mRipXpA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=gYWJYNs5; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="gYWJYNs5" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1719306581; x=1750842581; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AM6ZyQskoY2QqxOj4uW1JtEfQp/A0PBjAghkGXt3xJs=; b=gYWJYNs5sldR2RfaA8h2AbF27qY97ObKi450ZvqfIqscxHGVfJcUjlCP 1PeVzd/tLaMK+mn0Wk5o2VrET4o/DMutL+HYV1MqBfIw5QIaHt2Kt94GF tYGOP2ABDM7KSTHNRQs9Z8isu8W3ZltP5ySn0M1sWF+WOjJ52IF4jNDwB sKnK7QULodDLJGTYa8UfYYPYkJ4t2Z/Th4G6pjRuHGl17daaSqcr46iGM YCFOCqT98g/1YROXUz4rlFgs7e1Ihkxw4RrvzPbXopTwXUxAAvnXW45T7 FphS7TY3Zz9AHghtVSB8bO9P6KMLlptTSSrmRWuMqt2HDMPT09I8zu7N5 Q==; X-CSE-ConnectionGUID: zjd0MkvxRYe9+LbhgcS+Jw== X-CSE-MsgGUID: OTrNu+5USaKQwBn0eBlJ5w== X-IronPort-AV: E=Sophos;i="6.08,263,1712646000"; d="scan'208";a="28465910" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa3.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 25 Jun 2024 02:09:39 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Tue, 25 Jun 2024 02:09:17 -0700 Received: from che-lt-i67131.microchip.com (10.10.85.11) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Tue, 25 Jun 2024 02:09:11 -0700 From: Manikandan Muralidharan To: , , , , , , , , , , , , , , CC: Subject: [PATCH 2/4] drm/panel: himax-hx8394: switch to devm_gpiod_get_optional() for reset_gpio Date: Tue, 25 Jun 2024 14:38:51 +0530 Message-ID: <20240625090853.343176-3-manikandan.m@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240625090853.343176-1-manikandan.m@microchip.com> References: <20240625090853.343176-1-manikandan.m@microchip.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Switch the driver to use devm_gpiod_get_optional() on reset_gpio to avoid driver probe issues when reset line is not specified. Signed-off-by: Manikandan Muralidharan --- drivers/gpu/drm/panel/panel-himax-hx8394.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-himax-hx8394.c b/drivers/gpu/drm/p= anel/panel-himax-hx8394.c index cb9f46e853de..3be461fc5615 100644 --- a/drivers/gpu/drm/panel/panel-himax-hx8394.c +++ b/drivers/gpu/drm/panel/panel-himax-hx8394.c @@ -486,7 +486,7 @@ static int hx8394_probe(struct mipi_dsi_device *dsi) if (!ctx) return -ENOMEM; =20 - ctx->reset_gpio =3D devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); + ctx->reset_gpio =3D devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(ctx->reset_gpio)) return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), "Failed to get reset gpio\n"); --=20 2.25.1