From nobody Tue Feb 10 12:13:22 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 B41CF1F150D for ; Thu, 3 Apr 2025 21:23:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743715406; cv=none; b=n0dhM/LIKV/UfEZbQRKBu5u63FvYjc7HFF7y1I4kUvplSU6+VKw7xFl4ab6Aauos6APiEioe9Y5kPDplOyJlhLy3yz5/pcF+0e8dwNt0wxHpIBB/Jlo+8bGm72/z3sbBpiynxSUbSn2YRzZpLNragH++5/cKeQOMs+hJUMwQRyg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743715406; c=relaxed/simple; bh=/NlLsp2MB9dVm9Cp5dnLDlTkm+/oBFpaglJ5fVeWlCM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=gbNzDa5Iq65k+0U2YisQWPYo9hwXL6npJ0IyDr8oC2NCFLKFXcemPwSMmeXC5grrdrZaNftOEV/xvuk+JaMqA410cX4Ces0+jCzF19WeiuVUpnVdRsvWub+FlF0WSNunUZ/6LigbEg+3i+NQxtw2CnuV9jLHGThjEwY5EZovaE8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=Kghvv5bw; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Kghvv5bw" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743715403; 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=/pnKkQQEKHsKY1YhCIro9rGIbxn4v7K+ED7a+gV0mqc=; b=Kghvv5bwKxUa0vgGg8oM59vpv1ZXyZgPFASmbcuDPXv7mvt/w/G82ho3lnWvGuyhAxlXsX ygUc31QHi9LCK4N7q8fodl3eNs15qbd03enALFs8P4caFN5Xev3cr5lpUsK0rKddskyd3A MPJ4o9vAj22eB8TirN9zBS9jt6KO8+M= 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-250-94r8fWniP2qfjHq2KWd-eg-1; Thu, 03 Apr 2025 17:23:21 -0400 X-MC-Unique: 94r8fWniP2qfjHq2KWd-eg-1 X-Mimecast-MFC-AGG-ID: 94r8fWniP2qfjHq2KWd-eg_1743715398 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (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 71E8F180AF4E; Thu, 3 Apr 2025 21:23:18 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.30]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id B17BA180B488; Thu, 3 Apr 2025 21:23:13 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 03 Apr 2025 16:20:44 -0400 Subject: [PATCH 13/46] panel/samsung-s6d16d0: Use refcounted allocation in place of devm_kzalloc() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250403-b4-drm_panel_mass_driver_convert_part3-v1-13-965b15ad5b8e@redhat.com> References: <20250403-b4-drm_panel_mass_driver_convert_part3-v1-0-965b15ad5b8e@redhat.com> In-Reply-To: <20250403-b4-drm_panel_mass_driver_convert_part3-v1-0-965b15ad5b8e@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Robert Chiras , Linus Walleij , Markuss Broks , Artur Weber , Dzmitry Sankouski , Jagan Teki , =?utf-8?q?Guido_G=C3=BCnther?= , Purism Kernel Team , Ondrej Jirman , Sasha Finkelstein , Janne Grunau , Michael Trimarchi , Laurent Pinchart Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, asahi@lists.linux.dev, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1743711639; l=1260; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=/NlLsp2MB9dVm9Cp5dnLDlTkm+/oBFpaglJ5fVeWlCM=; b=QnUKZtBR5vj1j448vHLU1lkYK7Y0p/D7auM9CRix8mQrxXHmfaDvl212l0bbEo2GBf4lFgFRB az0wc5ArAwyCr5gPTGIV3Vet9aep/eTHiQcLBasbhUb6/sprLbKNFyO X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Move to using the new API devm_drm_panel_alloc() to allocate the panel. Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/panel/panel-samsung-s6d16d0.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c b/drivers/gpu/dr= m/panel/panel-samsung-s6d16d0.c index 79f611963c6183218b42c7b6c3e2ab298e3fdb99..ba1a02000bb9def0b4afa8a43e1= 3bc7c3c92a51d 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c @@ -166,9 +166,11 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi) struct s6d16d0 *s6; int ret; =20 - s6 =3D devm_kzalloc(dev, sizeof(struct s6d16d0), GFP_KERNEL); - if (!s6) - return -ENOMEM; + s6 =3D devm_drm_panel_alloc(dev, struct s6d16d0, panel, + &s6d16d0_drm_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(s6)) + return PTR_ERR(s6); =20 mipi_dsi_set_drvdata(dsi, s6); s6->dev =3D dev; @@ -200,9 +202,6 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi) return ret; } =20 - drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs, - DRM_MODE_CONNECTOR_DSI); - drm_panel_add(&s6->panel); =20 ret =3D mipi_dsi_attach(dsi); --=20 2.48.1