From patchwork Wed Apr 2 15:24:02 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anusha Srivatsa X-Patchwork-Id: 14036241 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 46D77C28B20 for ; Wed, 2 Apr 2025 16:27:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A4D0410E84B; Wed, 2 Apr 2025 16:27:25 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.b="GN5CsdeA"; dkim-atps=neutral Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 30F9510E84C for ; Wed, 2 Apr 2025 16:27:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743611243; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qR9Gz5kP97CP87lDGBVrwrrkWFsK8as95hKEoMQXmnE=; b=GN5CsdeAINxarZC5UdwiGHy13WDPWr79VTigJEzbyJRBCOs7s9C6/rMAaUeeQnjq06Lb1A uhY4VQt1ZwyuZbDzMQ2KBr5eF6WVEqFy83YukeaBS6k1ezExTsqItdSpwDiwf1wcDrpTdZ I88dt7Ob72ReJjukbuenAuc8sgxGNdI= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-518-3JF2WbHSNmaCqURCtYjlkA-1; Wed, 02 Apr 2025 12:27:20 -0400 X-MC-Unique: 3JF2WbHSNmaCqURCtYjlkA-1 X-Mimecast-MFC-AGG-ID: 3JF2WbHSNmaCqURCtYjlkA_1743611237 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 7E225180AF7B; Wed, 2 Apr 2025 16:27:17 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.30]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 74DC2195609D; Wed, 2 Apr 2025 16:27:13 +0000 (UTC) From: Anusha Srivatsa Date: Wed, 02 Apr 2025 11:24:02 -0400 Subject: [PATCH 24/30] panel/novatek-nt35560: Use refcounted allocation in place of devm_kzalloc() MIME-Version: 1.0 Message-Id: <20250402-b4-drm_panel_mass_convert_part2-v1-24-903b70999ea6@redhat.com> References: <20250402-b4-drm_panel_mass_convert_part2-v1-0-903b70999ea6@redhat.com> In-Reply-To: <20250402-b4-drm_panel_mass_convert_part2-v1-0-903b70999ea6@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Icenowy Zheng , Jagan Teki , Ondrej Jirman , Javier Martinez Canillas , Michael Trimarchi , Michael Walle , Jagan Teki , =?utf-8?q?Guido_G=C3=BCnther?= , Purism Kernel Team , Linus Walleij , Jianhua Lu , Stefan Mavrodiev Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1743607440; l=1470; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=8sJ2Jy0vrHnyaFvxeGXJDie/WvS2uybFZmDRO8pBCQo=; b=2ndFEtkKlBoGCZkYUsSG8gPZKpmdOJdU2+wIWUg74oydgnRBFaiUbdOml420kMUYnVzQ9sF3+ EyLBYQ/UzCHAqz97OzyrnYZTLwQj4kO/TP+YlhQbtWtFBmAdJoKkrIO X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Move to using the new API devm_drm_panel_alloc() to allocate the panel. Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/panel/panel-novatek-nt35560.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-novatek-nt35560.c b/drivers/gpu/drm/panel/panel-novatek-nt35560.c index 5bbea734123bc003e3d691040496b1fc679ac94b..98f0782c841114439317e16ac6bb4a5175374ac3 100644 --- a/drivers/gpu/drm/panel/panel-novatek-nt35560.c +++ b/drivers/gpu/drm/panel/panel-novatek-nt35560.c @@ -456,9 +456,12 @@ static int nt35560_probe(struct mipi_dsi_device *dsi) struct nt35560 *nt; int ret; - nt = devm_kzalloc(dev, sizeof(struct nt35560), GFP_KERNEL); - if (!nt) - return -ENOMEM; + nt = devm_drm_panel_alloc(dev, struct nt35560, panel, + &nt35560_drm_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(nt)) + return PTR_ERR(nt); + nt->video_mode = of_property_read_bool(dev->of_node, "enforce-video-mode"); @@ -502,9 +505,6 @@ static int nt35560_probe(struct mipi_dsi_device *dsi) return dev_err_probe(dev, PTR_ERR(nt->reset_gpio), "failed to request GPIO\n"); - drm_panel_init(&nt->panel, dev, &nt35560_drm_funcs, - DRM_MODE_CONNECTOR_DSI); - nt->panel.backlight = devm_backlight_device_register(dev, "nt35560", dev, nt, &nt35560_bl_ops, &nt35560_bl_props); if (IS_ERR(nt->panel.backlight))