From nobody Tue Feb 10 23:13:48 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 A8EF21A3173 for ; Wed, 2 Apr 2025 16:26:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743611214; cv=none; b=CtDaytAIN+JsoHM8qUrue7nhB3Gn9vwj/x0aIrUY9pSM0gYYJVP0VKzmPr/xDNTVN97P0nNPtnl7o0GKK3Du+GJDXUlQN2pAN4pbrCc9ixEDyRfyoxIkCSC80t1j/us2dKWcpxX9xR1TRROz680IiaXmzssGzDRgh39VmxBzNxg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743611214; c=relaxed/simple; bh=WQN1jtCNj1e3ALqEqeBlyZ/+Clo9wX0eGvJ+byH2R3c=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=p8zJeT81lPbdzIqhOoAqem+kuHbHFXMwyDhY/H4dDcHCJPSXFGt5HiYwnON5MGlLEosmOe6hBs94wiRKCnce9dzb0qeF1QhC5wB6i+QaD9cgCFteqsEIkX2syNa3/iW6YZPYnzcQMfWA2Io5+OQY4TxyWybNLxLojg850svi1e0= 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=gZBuEESd; arc=none smtp.client-ip=170.10.129.124 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="gZBuEESd" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743611211; 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=1qqEFD6mfX7xFXXMzkU7JIeRAygmpR9U6m0biArAvvU=; b=gZBuEESdYpg59tIZTObwPFDR1aibL3jedkKmfWZ6iNXLDBh4dw6qCseoGt+sWjCYyZx8Wm MCEuZkccEf5EqV7Dox8DrdDID8vfvH3D5WNiXsJ38eP1w+Ho/xSilzvbv+nS2W9LT3QOh8 fMIhMUeeZQGMWoK4swOTFvmmztbd7WY= 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-57-bdBxYQmaONuNVSR1QHb1Qw-1; Wed, 02 Apr 2025 12:26:45 -0400 X-MC-Unique: bdBxYQmaONuNVSR1QHb1Qw-1 X-Mimecast-MFC-AGG-ID: bdBxYQmaONuNVSR1QHb1Qw_1743611203 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 EC76E1809CA6; Wed, 2 Apr 2025 16:26:42 +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 E2B76195609D; Wed, 2 Apr 2025 16:26:38 +0000 (UTC) From: Anusha Srivatsa Date: Wed, 02 Apr 2025 11:23:54 -0400 Subject: [PATCH 16/30] panel/ltk500hd1829: 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: <20250402-b4-drm_panel_mass_convert_part2-v1-16-903b70999ea6@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=1465; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=WQN1jtCNj1e3ALqEqeBlyZ/+Clo9wX0eGvJ+byH2R3c=; b=LZyVhpm6k1Zm3E1qPsdNfGh38cnR4pG4nbeXy0UM1+e23GvEf9M4kDgy+Bc5hRO/i9qUYQABD 0ctYOwJjXS4CY/Lo1h/MKSCkmnfcZHNtIHOSp7z/ZH9hspWyRTwsgFa X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Move to using the new API devm_drm_panel_alloc() to allocate the panel. Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c b/drivers/g= pu/drm/panel/panel-leadtek-ltk500hd1829.c index 6b18cf00fd4a7a1d12a3577eced49ad6f9c3e955..7f19fd5b80600c2db3236f2d0e3= ee44fd91fe4f9 100644 --- a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c +++ b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c @@ -604,9 +604,11 @@ static int ltk500hd1829_probe(struct mipi_dsi_device *= dsi) struct device *dev =3D &dsi->dev; int ret; =20 - ctx =3D devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return -ENOMEM; + ctx =3D devm_drm_panel_alloc(dev, struct ltk500hd1829, panel, + <k500hd1829_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); =20 ctx->panel_desc =3D of_device_get_match_data(dev); if (!ctx->panel_desc) @@ -643,9 +645,6 @@ static int ltk500hd1829_probe(struct mipi_dsi_device *d= si) dsi->mode_flags =3D MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET; =20 - drm_panel_init(&ctx->panel, &dsi->dev, <k500hd1829_funcs, - DRM_MODE_CONNECTOR_DSI); - ret =3D drm_panel_of_backlight(&ctx->panel); if (ret) return ret; --=20 2.48.1