From patchwork Tue Oct 15 10:46:21 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 11190031 X-Patchwork-Delegate: kieran@bingham.xyz Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 71B5D1668 for ; Tue, 15 Oct 2019 10:45:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E76A21925 for ; Tue, 15 Oct 2019 10:45:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731187AbfJOKpR (ORCPT ); Tue, 15 Oct 2019 06:45:17 -0400 Received: from relay6-d.mail.gandi.net ([217.70.183.198]:43761 "EHLO relay6-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731166AbfJOKpQ (ORCPT ); Tue, 15 Oct 2019 06:45:16 -0400 X-Originating-IP: 2.224.242.101 Received: from uno.lan (2-224-242-101.ip172.fastwebnet.it [2.224.242.101]) (Authenticated sender: jacopo@jmondi.org) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id F0D4BC0004; Tue, 15 Oct 2019 10:45:11 +0000 (UTC) From: Jacopo Mondi To: laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, geert@linux-m68k.org, horms@verge.net.au, uli+renesas@fpond.eu, VenkataRajesh.Kalakodima@in.bosch.com Cc: Jacopo Mondi , airlied@linux.ie, daniel@ffwll.ch, koji.matsuoka.xm@renesas.com, muroya@ksk.co.jp, Harsha.ManjulaMallikarjun@in.bosch.com, ezequiel@collabora.com, seanpaul@chromium.org, linux-renesas-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v5 8/8] drm: rcar-du: kms: Expand comment in vsps parsing routine Date: Tue, 15 Oct 2019 12:46:21 +0200 Message-Id: <20191015104621.62514-9-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191015104621.62514-1-jacopo+renesas@jmondi.org> References: <20191015104621.62514-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Expand comment in the 'vsps' parsing routine to specify the LIF channel index defaults to 0 in case the second cell of the property is not specified to remain compatible with older DT bindings. Reviewed-by: Laurent Pinchart Signed-off-by: Jacopo Mondi Reviewed-by: Kieran Bingham --- drivers/gpu/drm/rcar-du/rcar_du_kms.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index 7c9fb5860e54..186422ac552b 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -587,7 +587,11 @@ static int rcar_du_vsps_init(struct rcar_du_device *rcdu) vsps[j].crtcs_mask |= BIT(i); - /* Store the VSP pointer and pipe index in the CRTC. */ + /* + * Store the VSP pointer and pipe index in the CRTC. If the + * second cell of the 'vsps' specifier isn't present, default + * to 0 to remain compatible with older DT bindings. + */ rcdu->crtcs[i].vsp = &rcdu->vsps[j]; rcdu->crtcs[i].vsp_pipe = cells >= 1 ? args.args[0] : 0; }