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 B6A561EF0A3 for ; Thu, 3 Apr 2025 21:23:17 +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=1743715399; cv=none; b=csDBgm1xD3p7iNqPmx9jVrB9iGt9ObL3fs9J90sNA7KChICp5+nnZfMk/ICePeWGsDmwiLWzRFuWNfPdGbstsYFSX5F8XgNFMRct7wAkjT76MRxjGPeCunGZnO6kvVDuZ1wS9LUjNisfYKNrK82IZ/NWxh0qlagRiCTnZGtaEq4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743715399; c=relaxed/simple; bh=nLkhEhWqxBkHr9HZAzxzL5N30PvbIzwllPLao3lK10o=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=KyFDSPDBcyMqKCvq/DIzWdgiCWQCAqS08KJDBiZM/ga9vXV2AFbTsITbEar4cBiNZ4SWOjcIU92ypgcx1wXwdsDTb+JIha8EqqI/uKwO7STwWx8kfrF0c9hI5z4c8Mv+QTLoW2H8ORndDbjUrUJV9dsMgucEtFX1DFzMd8tlMLA= 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=T6R+lC41; 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="T6R+lC41" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743715396; 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=0euA2BNVZVmUNDUqSRsiptnpnBHJh1mpEHiTlqrUOyk=; b=T6R+lC41vL4A4g2ujvGfSuy2os7lqs7L6hmvHtS5bAjV0ieX71Jo9WVxb2laN3XPvL7iUQ 3Lpy1bW/dG8vpuTZ3RkojYnfd+M8OxVlYFTcy/tBEyvFgcoDnOyD+RrRb/l/zOI9YWjkhf 83h6g9lVwknMrG6JRP8S6THH5Znq67g= 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-358-NolDOIazNgqqQsqUmcTSWw-1; Thu, 03 Apr 2025 17:23:11 -0400 X-MC-Unique: NolDOIazNgqqQsqUmcTSWw-1 X-Mimecast-MFC-AGG-ID: NolDOIazNgqqQsqUmcTSWw_1743715389 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 DE303180034D; Thu, 3 Apr 2025 21:23:08 +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 7E5F4180B488; Thu, 3 Apr 2025 21:23:04 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 03 Apr 2025 16:20:42 -0400 Subject: [PATCH 11/46] panel/samsung-db7430: 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-v1-11-965b15ad5b8e@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=1306; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=nLkhEhWqxBkHr9HZAzxzL5N30PvbIzwllPLao3lK10o=; b=tSazrLQsPap77XsG9vkQWCmXMq1ufg/lwYpF7n+MaWoRRYRtv8DaSNuUXqGtxCZyU6ynW00yO qlKj3gbz837D7wvKy9FrZvpaR2BQBfQarktG31VNHqAXvdmdvQC1TjL 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-db7430.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-db7430.c b/drivers/gpu/drm= /panel/panel-samsung-db7430.c index 14c6700e37b30a58e7081423c18bff8db7896c5b..a97182f3c9907ad33ab6e771712= 9029e3bc4cd8b 100644 --- a/drivers/gpu/drm/panel/panel-samsung-db7430.c +++ b/drivers/gpu/drm/panel/panel-samsung-db7430.c @@ -267,9 +267,11 @@ static int db7430_probe(struct spi_device *spi) struct db7430 *db; int ret; =20 - db =3D devm_kzalloc(dev, sizeof(*db), GFP_KERNEL); - if (!db) - return -ENOMEM; + db =3D devm_drm_panel_alloc(dev, struct db7430, panel, &db7430_drm_funcs, + DRM_MODE_CONNECTOR_DPI); + if (IS_ERR(db)) + return PTR_ERR(db); + db->dev =3D dev; =20 /* @@ -294,9 +296,6 @@ static int db7430_probe(struct spi_device *spi) if (ret) return dev_err_probe(dev, ret, "MIPI DBI init failed\n"); =20 - drm_panel_init(&db->panel, dev, &db7430_drm_funcs, - DRM_MODE_CONNECTOR_DPI); - /* FIXME: if no external backlight, use internal backlight */ ret =3D drm_panel_of_backlight(&db->panel); if (ret) --=20 2.48.1