From patchwork Fri Nov 23 09:24:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 10695333 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 47E2F17FE for ; Fri, 23 Nov 2018 09:28:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 38C5B2C3EC for ; Fri, 23 Nov 2018 09:28:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2D00E2C419; Fri, 23 Nov 2018 09:28:00 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E37512C3BB for ; Fri, 23 Nov 2018 09:27:59 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6F1126E62B; Fri, 23 Nov 2018 09:27:55 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.bootlin.com (mail.bootlin.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id 01F396E61E for ; Fri, 23 Nov 2018 09:26:59 +0000 (UTC) Received: by mail.bootlin.com (Postfix, from userid 110) id 23D3F20DE5; Fri, 23 Nov 2018 10:26:58 +0100 (CET) Received: from localhost.localdomain (aaubervilliers-681-1-94-205.w90-88.abo.wanadoo.fr [90.88.35.205]) by mail.bootlin.com (Postfix) with ESMTPSA id A8AD320DED; Fri, 23 Nov 2018 10:26:32 +0100 (CET) From: Paul Kocialkowski To: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 20/43] drm/sun4i: frontend: Determine input format based on colorspace Date: Fri, 23 Nov 2018 10:24:52 +0100 Message-Id: <20181123092515.2511-21-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181123092515.2511-1-paul.kocialkowski@bootlin.com> References: <20181123092515.2511-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Maxime Ripard , linux-sunxi@googlegroups.com, Paul Kocialkowski , David Airlie , Chen-Yu Tsai , Thomas Petazzoni , Sean Paul Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Since all the RGB input formats have the same value for the DATA_FMT field of the INPUT_FMT register, we can group them when the format is known to be RGB. Here, we assume that a non-YUV format is RGB, because the hardware does not support any other colorspace than RGB and YUV. Thus, we can use the associated common DRM helper. Signed-off-by: Paul Kocialkowski --- drivers/gpu/drm/sun4i/sun4i_frontend.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c index a16697b0eac5..7a8efbd516ac 100644 --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c @@ -106,14 +106,12 @@ EXPORT_SYMBOL(sun4i_frontend_update_buffer); static int sun4i_frontend_drm_format_to_input_fmt(uint32_t fmt, u32 *val) { - switch (fmt) { - case DRM_FORMAT_XRGB8888: + if (!drm_format_is_yuv(fmt)) *val = SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_RGB; - return 0; - - default: + else return -EINVAL; - } + + return 0; } static int sun4i_frontend_drm_format_to_input_mode(uint32_t fmt, u32 *val)