From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C3CEC04EB8 for ; Tue, 4 Dec 2018 14:24:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6E6D7206B7 for ; Tue, 4 Dec 2018 14:24:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6E6D7206B7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726601AbeLDOXR (ORCPT ); Tue, 4 Dec 2018 09:23:17 -0500 Received: from mail.bootlin.com ([62.4.15.54]:33279 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726566AbeLDOXO (ORCPT ); Tue, 4 Dec 2018 09:23:14 -0500 Received: by mail.bootlin.com (Postfix, from userid 110) id F1B3520731; Tue, 4 Dec 2018 15:23:09 +0100 (CET) Received: from localhost.localdomain (aaubervilliers-681-1-79-44.w90-88.abo.wanadoo.fr [90.88.21.44]) by mail.bootlin.com (Postfix) with ESMTPSA id 03F9220A60; Tue, 4 Dec 2018 15:22:39 +0100 (CET) From: Paul Kocialkowski To: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Maxime Ripard , David Airlie , Chen-Yu Tsai , Maarten Lankhorst , Sean Paul , Thomas Petazzoni , linux-sunxi@googlegroups.com, Daniel Vetter , Paul Kocialkowski Subject: [PATCH v3 05/21] drm/sun4i: frontend: Determine input format based on colorspace Date: Tue, 4 Dec 2018 15:22:02 +0100 Message-Id: <20181204142218.16284-6-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181204142218.16284-1-paul.kocialkowski@bootlin.com> References: <20181204142218.16284-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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. Pass the full DRM format info structure to check whether the format uses a YUV colorspace. Signed-off-by: Paul Kocialkowski --- drivers/gpu/drm/sun4i/sun4i_frontend.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c index c436fa97928f..d0eca4b8784d 100644 --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c @@ -104,16 +104,16 @@ void sun4i_frontend_update_buffer(struct sun4i_frontend *frontend, } EXPORT_SYMBOL(sun4i_frontend_update_buffer); -static int sun4i_frontend_drm_format_to_input_fmt(uint32_t fmt, u32 *val) +static int +sun4i_frontend_drm_format_to_input_fmt(const struct drm_format_info *format, + u32 *val) { - switch (fmt) { - case DRM_FORMAT_XRGB8888: + if (!format->is_yuv) *val = SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_RGB; - return 0; - - default: + else return -EINVAL; - } + + return 0; } static int @@ -190,8 +190,7 @@ int sun4i_frontend_update_formats(struct sun4i_frontend *frontend, u32 in_fmt_val, in_mod_val, in_ps_val; int ret; - ret = sun4i_frontend_drm_format_to_input_fmt(format->format, - &in_fmt_val); + ret = sun4i_frontend_drm_format_to_input_fmt(format, &in_fmt_val); if (ret) { DRM_DEBUG_DRIVER("Invalid input format\n"); return ret; -- 2.19.2