From nobody Tue Feb 10 12:13:21 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 A08221F0E43 for ; Thu, 3 Apr 2025 21:23:21 +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=1743715403; cv=none; b=FPeHMVGDjTFuRsZOoUBxT6MVDYiT/E1GOKD+bDX7Nko8w4fZ7Ix9L+AMq2L2i89c3ewaMO5mc9gke1Bduo8KEsMOTwybFYzhTCepmJxMrlTTTuGaxT6e2NVfqZXfQTK/Y+seh2J2DM2HXz1i1SLFV3RgZU6QaI3SonVhj6lW+oE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743715403; c=relaxed/simple; bh=kHEU0vbK262UK39wDcA9C4YEifrauAz8Eo4OSOvMFe8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=WmuJXSgBOLpVGq8/s2KWDygDLfvC/VBbVyG6P6yxJwthbVmJOzmbTxclZAf2APYglu7NYq0bhPgxryhu/NjyXzTttV6ljZ9oDhhGn5kSzMRF6jUJdPMZk1bZsT4w4wpsH/MT2oulv3JzezGx+9L5gua1gC+P+G7JYrgc56x9rAk= 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=YyQA9NUM; 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="YyQA9NUM" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743715400; 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=WtDD4psvehMqoPDauFzp4quAlC/Z4QtnPL6Yv3xQNKs=; b=YyQA9NUMBybRo6uD95HhKcXO7bRvhbzmAJBM7BSgu6SIuXILmW4GgTNr8BbSb3ZF/bZy7E UcAfpLvecqTBTE0wyiI2ai7pRCO4eBU3EyjU7KD4ah6WCTI+by+u6puk1CzvebhYO0zKWC kQ0WzyA1Q8CP9S2kIXOd1zihPGaelfo= Received: from mx-prod-mc-06.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-130-RXZ95Cb_M9Kdsa_mn9az7Q-1; Thu, 03 Apr 2025 17:23:16 -0400 X-MC-Unique: RXZ95Cb_M9Kdsa_mn9az7Q-1 X-Mimecast-MFC-AGG-ID: RXZ95Cb_M9Kdsa_mn9az7Q_1743715393 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-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 623191800265; Thu, 3 Apr 2025 21:23:13 +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 1CFCA1828A9F; Thu, 3 Apr 2025 21:23:08 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 03 Apr 2025 16:20:43 -0400 Subject: [PATCH 12/46] panel/samsung-ld9040: 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-v1-12-965b15ad5b8e@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=1299; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=kHEU0vbK262UK39wDcA9C4YEifrauAz8Eo4OSOvMFe8=; b=WJwxQLGvnTjmM7c6QsiG14lD9YrjfLGxcAMSj0hZFhUmSPRBIfwOQtNtB8dwqHIb2EzXWWdqK 3v2QnGYK+mKCNLuAkkMiMuvfHXzEz/ukYePQxnjfKm5oSi2SIJz8J2X 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-ld9040.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm= /panel/panel-samsung-ld9040.c index 9f438683a6f6e872317af879d1d9518551b08987..c7f2241523a07dfeb7c1cb02c4b= 4e4758382ae76 100644 --- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c +++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c @@ -339,9 +339,11 @@ static int ld9040_probe(struct spi_device *spi) struct ld9040 *ctx; int ret; =20 - ctx =3D devm_kzalloc(dev, sizeof(struct ld9040), GFP_KERNEL); - if (!ctx) - return -ENOMEM; + ctx =3D devm_drm_panel_alloc(dev, struct ld9040, panel, + &ld9040_drm_funcs, + DRM_MODE_CONNECTOR_DPI); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); =20 spi_set_drvdata(spi, ctx); =20 @@ -373,9 +375,6 @@ static int ld9040_probe(struct spi_device *spi) return ret; } =20 - drm_panel_init(&ctx->panel, dev, &ld9040_drm_funcs, - DRM_MODE_CONNECTOR_DPI); - bldev =3D devm_backlight_device_register(dev, dev_name(dev), dev, ctx, &ld9040_bl_ops, &ld9040_bl_props); --=20 2.48.1