From mboxrd@z Thu Jan 1 00:00:00 1970 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 3DF513E958D for ; Thu, 7 May 2026 11:53:27 +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=1778154809; cv=none; b=pEp/r+HRrbnDx2Ms78s/IOFtHpQl3z9ad+2dApIxwXv8y84QmKChm3aLJvJopXFPf2v4BOd5SEqkqfbU7phh57QHULH5a/fZoV5ipdz8ZmfsX1qhL+7WmJMopz2YYfJJQ/EJ8yyed96ntrisMWMNc8NhD/DNbvTKywUoaRCm5z8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778154809; c=relaxed/simple; bh=Cs/iqF5SDxMmFOXztnRRhVVFZ/tvoF0XeeIPy/SiKEA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=MD8iiObGxe814ziY9A0kGIQ5bzlmlIwv1UEgCz/VI+rP/0hJ/dOc8c67MbELc85gUrzYzxqsbWjPu06casvfrGQ1ykN0pxkfDe5EWsHnD6VnwVK0HB6JAGDs1xu4R3I+fU5RUX/ZnXWJ7WnN/Wr8yZtAzjWN9AbpWyI2LQ5cvCY= 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=SVRmlEeq; 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="SVRmlEeq" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1778154807; 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=nRS27qicE0uRa2/oclAZcY98otxwaBKVwbGq7058tMo=; b=SVRmlEeqz3yfDYl1XxwpkeGZtfJwzTBa6EJr4LqYdfx+JhDD6BgJciMm5D8z0H078obDeb SYJfhKroM54pZV3aVxBEMXZo4TWXBgHaz7M7cPp1fPONVxX9W+Ok3aecY6AKCeY1U6u3oQ h9or8Uh3sxSXIj6KpnnfzZ2WPEs2TdQ= 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-677-if6Satv_M8evbINpimY7uA-1; Thu, 07 May 2026 07:53:24 -0400 X-MC-Unique: if6Satv_M8evbINpimY7uA-1 X-Mimecast-MFC-AGG-ID: if6Satv_M8evbINpimY7uA_1778154801 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 1D1AA180058F; Thu, 7 May 2026 11:53:21 +0000 (UTC) Received: from [192.168.1.153] (headnet01.pony-001.prod.iad2.dc.redhat.com [10.2.32.101]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id A22A11944B20; Thu, 7 May 2026 11:53:17 +0000 (UTC) From: Albert Esteve Date: Thu, 07 May 2026 13:52:59 +0200 Subject: [PATCH 01/10] drm/panel/visionox-g2647fb105: 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: 7bit Message-Id: <20260507-drm_panel_init_rm-v1-1-51f448c7c291@redhat.com> References: <20260507-drm_panel_init_rm-v1-0-51f448c7c291@redhat.com> In-Reply-To: <20260507-drm_panel_init_rm-v1-0-51f448c7c291@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Michael Tretter , Michael Walle , Dario Binacchi Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Albert Esteve X-Developer-Signature: v=1; a=ed25519-sha256; t=1778154793; l=1703; i=aesteve@redhat.com; s=20260303; h=from:subject:message-id; bh=Cs/iqF5SDxMmFOXztnRRhVVFZ/tvoF0XeeIPy/SiKEA=; b=i0uX22F04jeAodylsg2Xn73w+w5cfpVq16nh/lG38N4DargXKW1ml7WjNTMIjrDPxImpAUXZf uc2YLNcuFTdBaxzKyqO4WZENJ/lkWyiem4H6vBmNwOpXSvOzPi5iBCJ X-Developer-Key: i=aesteve@redhat.com; a=ed25519; pk=YSFz6sOHd2L45+Fr8DIvHTi6lSIjhLZ5T+rkxspJt1s= 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. In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Also deduplicate the prepare_prev_first assignment that was set both before and after drm_panel_init(). Signed-off-by: Albert Esteve --- drivers/gpu/drm/panel/panel-visionox-g2647fb105.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c b/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c index 413849f7b4dec..d5555a1731575 100644 --- a/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c +++ b/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c @@ -207,9 +207,12 @@ static int visionox_g2647fb105_probe(struct mipi_dsi_device *dsi) struct visionox_g2647fb105 *ctx; int ret; - ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return -ENOMEM; + ctx = devm_drm_panel_alloc(dev, __typeof(*ctx), panel, + &visionox_g2647fb105_panel_funcs, + DRM_MODE_CONNECTOR_DSI); + + if (IS_ERR(ctx)) + return PTR_ERR(ctx); ret = devm_regulator_bulk_get_const(dev, ARRAY_SIZE(visionox_g2647fb105_supplies), @@ -233,10 +236,6 @@ static int visionox_g2647fb105_probe(struct mipi_dsi_device *dsi) ctx->panel.prepare_prev_first = true; - drm_panel_init(&ctx->panel, dev, &visionox_g2647fb105_panel_funcs, - DRM_MODE_CONNECTOR_DSI); - ctx->panel.prepare_prev_first = true; - ctx->panel.backlight = visionox_g2647fb105_create_backlight(dsi); if (IS_ERR(ctx->panel.backlight)) return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight), -- 2.53.0