From patchwork Sat Jul 13 12:03:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 11043003 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 ADDE5112C for ; Sat, 13 Jul 2019 14:25:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9CFAF27FB7 for ; Sat, 13 Jul 2019 14:25:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 910782811E; Sat, 13 Jul 2019 14:25:06 +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 F39CF27FB7 for ; Sat, 13 Jul 2019 14:25:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A8F556E3D8; Sat, 13 Jul 2019 14:24:42 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.siol.net (mailoutvs5.siol.net [185.57.226.196]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4138F6E3D2 for ; Sat, 13 Jul 2019 12:04:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.siol.net (Zimbra) with ESMTP id 7B3A95214F8; Sat, 13 Jul 2019 14:04:04 +0200 (CEST) X-Virus-Scanned: amavisd-new at psrvmta12.zcs-production.pri Received: from mail.siol.net ([127.0.0.1]) by localhost (psrvmta12.zcs-production.pri [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id 7ZW_RsVKlxwH; Sat, 13 Jul 2019 14:04:03 +0200 (CEST) Received: from mail.siol.net (localhost [127.0.0.1]) by mail.siol.net (Zimbra) with ESMTPS id D2660521512; Sat, 13 Jul 2019 14:04:03 +0200 (CEST) Received: from localhost.localdomain (cpe-194-152-11-237.cable.triera.net [194.152.11.237]) (Authenticated sender: 031275009) by mail.siol.net (Zimbra) with ESMTPSA id 8286A521504; Sat, 13 Jul 2019 14:04:01 +0200 (CEST) From: Jernej Skrabec To: maxime.ripard@bootlin.com, wens@csie.org Subject: [PATCH 3/3] drm/sun4i: sun8i-csc: Add support for color encoding and range Date: Sat, 13 Jul 2019 14:03:46 +0200 Message-Id: <20190713120346.30349-4-jernej.skrabec@siol.net> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190713120346.30349-1-jernej.skrabec@siol.net> References: <20190713120346.30349-1-jernej.skrabec@siol.net> MIME-Version: 1.0 X-Mailman-Approved-At: Sat, 13 Jul 2019 14:24:23 +0000 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: airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Conversion from YUV to RGB depends on range (limited or full) and encoding (BT.601 or BT.709). Current code doesn't consider this and always uses BT.601 encoding and limited range. Fix this by introducing new CSC matrices, which are selected based on range and encoding parameters. Signed-off-by: Jernej Skrabec --- drivers/gpu/drm/sun4i/sun8i_csc.c | 144 ++++++++++++++++++++----- drivers/gpu/drm/sun4i/sun8i_csc.h | 6 +- drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 4 +- 3 files changed, 126 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.c b/drivers/gpu/drm/sun4i/sun8i_csc.c index e07b7876d89b..70c792d052fe 100644 --- a/drivers/gpu/drm/sun4i/sun8i_csc.c +++ b/drivers/gpu/drm/sun4i/sun8i_csc.c @@ -18,16 +18,59 @@ static const u32 ccsc_base[2][2] = { * First tree values in each line are multiplication factor and last * value is constant, which is added at the end. */ -static const u32 yuv2rgb[] = { - 0x000004A8, 0x00000000, 0x00000662, 0xFFFC845A, - 0x000004A8, 0xFFFFFE6F, 0xFFFFFCBF, 0x00021DF4, - 0x000004A8, 0x00000813, 0x00000000, 0xFFFBAC4A, + +static const u32 yuv2rgb[2][2][12] = { + [DRM_COLOR_YCBCR_LIMITED_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x000004A8, 0x00000000, 0x00000662, 0xFFFC8451, + 0x000004A8, 0xFFFFFE6F, 0xFFFFFCC0, 0x00021E4D, + 0x000004A8, 0x00000811, 0x00000000, 0xFFFBACA9, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x000004A8, 0x00000000, 0x0000072B, 0xFFFC1F99, + 0x000004A8, 0xFFFFFF26, 0xFFFFFDDF, 0x00013383, + 0x000004A8, 0x00000873, 0x00000000, 0xFFFB7BEF, + } + }, + [DRM_COLOR_YCBCR_FULL_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x00000400, 0x00000000, 0x0000059B, 0xFFFD322E, + 0x00000400, 0xFFFFFEA0, 0xFFFFFD25, 0x00021DD5, + 0x00000400, 0x00000716, 0x00000000, 0xFFFC74BD, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x00000400, 0x00000000, 0x0000064C, 0xFFFCD9B4, + 0x00000400, 0xFFFFFF41, 0xFFFFFE21, 0x00014F96, + 0x00000400, 0x0000076C, 0x00000000, 0xFFFC49EF, + } + }, }; -static const u32 yvu2rgb[] = { - 0x000004A8, 0x00000662, 0x00000000, 0xFFFC845A, - 0x000004A8, 0xFFFFFCBF, 0xFFFFFE6F, 0x00021DF4, - 0x000004A8, 0x00000000, 0x00000813, 0xFFFBAC4A, +static const u32 yvu2rgb[2][2][12] = { + [DRM_COLOR_YCBCR_LIMITED_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x000004A8, 0x00000662, 0x00000000, 0xFFFC8451, + 0x000004A8, 0xFFFFFCC0, 0xFFFFFE6F, 0x00021E4D, + 0x000004A8, 0x00000000, 0x00000811, 0xFFFBACA9, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x000004A8, 0x0000072B, 0x00000000, 0xFFFC1F99, + 0x000004A8, 0xFFFFFDDF, 0xFFFFFF26, 0x00013383, + 0x000004A8, 0x00000000, 0x00000873, 0xFFFB7BEF, + } + }, + [DRM_COLOR_YCBCR_FULL_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x00000400, 0x0000059B, 0x00000000, 0xFFFD322E, + 0x00000400, 0xFFFFFD25, 0xFFFFFEA0, 0x00021DD5, + 0x00000400, 0x00000000, 0x00000716, 0xFFFC74BD, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x00000400, 0x0000064C, 0x00000000, 0xFFFCD9B4, + 0x00000400, 0xFFFFFE21, 0xFFFFFF41, 0x00014F96, + 0x00000400, 0x00000000, 0x0000076C, 0xFFFC49EF, + } + }, }; /* @@ -53,30 +96,74 @@ static const u32 yvu2rgb[] = { * c20 c21 c22 [d2 const2] */ -static const u32 yuv2rgb_de3[] = { - 0x0002542a, 0x00000000, 0x0003312a, 0xffc00000, - 0x0002542a, 0xffff376b, 0xfffe5fc3, 0xfe000000, - 0x0002542a, 0x000408d3, 0x00000000, 0xfe000000, +static const u32 yuv2rgb_de3[2][2][12] = { + [DRM_COLOR_YCBCR_LIMITED_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x0002542A, 0x00000000, 0x0003312A, 0xFFC00000, + 0x0002542A, 0xFFFF376B, 0xFFFE5FC3, 0xFE000000, + 0x0002542A, 0x000408D2, 0x00000000, 0xFE000000, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x0002542A, 0x00000000, 0x000395E2, 0xFFC00000, + 0x0002542A, 0xFFFF92D2, 0xFFFEEF27, 0xFE000000, + 0x0002542A, 0x0004398C, 0x00000000, 0xFE000000, + } + }, + [DRM_COLOR_YCBCR_FULL_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x00020000, 0x00000000, 0x0002CDD2, 0x00000000, + 0x00020000, 0xFFFF4FCE, 0xFFFE925D, 0xFE000000, + 0x00020000, 0x00038B43, 0x00000000, 0xFE000000, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x00020000, 0x00000000, 0x0003264C, 0x00000000, + 0x00020000, 0xFFFFA018, 0xFFFF1053, 0xFE000000, + 0x00020000, 0x0003B611, 0x00000000, 0xFE000000, + } + }, }; -static const u32 yvu2rgb_de3[] = { - 0x0002542a, 0x0003312a, 0x00000000, 0xffc00000, - 0x0002542a, 0xfffe5fc3, 0xffff376b, 0xfe000000, - 0x0002542a, 0x00000000, 0x000408d3, 0xfe000000, +static const u32 yvu2rgb_de3[2][2][12] = { + [DRM_COLOR_YCBCR_LIMITED_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x0002542A, 0x0003312A, 0x00000000, 0xFFC00000, + 0x0002542A, 0xFFFE5FC3, 0xFFFF376B, 0xFE000000, + 0x0002542A, 0x00000000, 0x000408D2, 0xFE000000, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x0002542A, 0x000395E2, 0x00000000, 0xFFC00000, + 0x0002542A, 0xFFFEEF27, 0xFFFF92D2, 0xFE000000, + 0x0002542A, 0x00000000, 0x0004398C, 0xFE000000, + } + }, + [DRM_COLOR_YCBCR_FULL_RANGE] = { + [DRM_COLOR_YCBCR_BT601] = { + 0x00020000, 0x0002CDD2, 0x00000000, 0x00000000, + 0x00020000, 0xFFFE925D, 0xFFFF4FCE, 0xFE000000, + 0x00020000, 0x00000000, 0x00038B43, 0xFE000000, + }, + [DRM_COLOR_YCBCR_BT709] = { + 0x00020000, 0x0003264C, 0x00000000, 0x00000000, + 0x00020000, 0xFFFF1053, 0xFFFFA018, 0xFE000000, + 0x00020000, 0x00000000, 0x0003B611, 0xFE000000, + } + }, }; static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, - enum sun8i_csc_mode mode) + enum sun8i_csc_mode mode, + enum drm_color_encoding encoding, + enum drm_color_range range) { const u32 *table; u32 base_reg; switch (mode) { case SUN8I_CSC_MODE_YUV2RGB: - table = yuv2rgb; + table = yuv2rgb[range][encoding]; break; case SUN8I_CSC_MODE_YVU2RGB: - table = yvu2rgb; + table = yvu2rgb[range][encoding]; break; default: DRM_WARN("Wrong CSC mode specified.\n"); @@ -88,17 +175,19 @@ static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, } static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, - enum sun8i_csc_mode mode) + enum sun8i_csc_mode mode, + enum drm_color_encoding encoding, + enum drm_color_range range) { const u32 *table; u32 base_reg; switch (mode) { case SUN8I_CSC_MODE_YUV2RGB: - table = yuv2rgb_de3; + table = yuv2rgb_de3[range][encoding]; break; case SUN8I_CSC_MODE_YVU2RGB: - table = yvu2rgb_de3; + table = yvu2rgb_de3[range][encoding]; break; default: DRM_WARN("Wrong CSC mode specified.\n"); @@ -137,19 +226,22 @@ static void sun8i_de3_ccsc_enable(struct regmap *map, int layer, bool enable) } void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, - enum sun8i_csc_mode mode) + enum sun8i_csc_mode mode, + enum drm_color_encoding encoding, + enum drm_color_range range) { u32 base; if (mixer->cfg->is_de3) { - sun8i_de3_ccsc_set_coefficients(mixer->engine.regs, - layer, mode); + sun8i_de3_ccsc_set_coefficients(mixer->engine.regs, layer, + mode, encoding, range); return; } base = ccsc_base[mixer->cfg->ccsc][layer]; - sun8i_csc_set_coefficients(mixer->engine.regs, base, mode); + sun8i_csc_set_coefficients(mixer->engine.regs, base, + mode, encoding, range); } void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable) diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.h b/drivers/gpu/drm/sun4i/sun8i_csc.h index dce4c444bcd6..f42441b1b14d 100644 --- a/drivers/gpu/drm/sun4i/sun8i_csc.h +++ b/drivers/gpu/drm/sun4i/sun8i_csc.h @@ -6,6 +6,8 @@ #ifndef _SUN8I_CSC_H_ #define _SUN8I_CSC_H_ +#include + struct sun8i_mixer; /* VI channel CSC units offsets */ @@ -26,7 +28,9 @@ enum sun8i_csc_mode { }; void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, - enum sun8i_csc_mode mode); + enum sun8i_csc_mode mode, + enum drm_color_encoding encoding, + enum drm_color_range range); void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable); #endif diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c index 240a800217df..011924a75263 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c @@ -232,7 +232,9 @@ static int sun8i_vi_layer_update_formats(struct sun8i_mixer *mixer, int channel, SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_MASK, val); if (fmt_info->csc != SUN8I_CSC_MODE_OFF) { - sun8i_csc_set_ccsc_coefficients(mixer, channel, fmt_info->csc); + sun8i_csc_set_ccsc_coefficients(mixer, channel, fmt_info->csc, + state->color_encoding, + state->color_range); sun8i_csc_enable_ccsc(mixer, channel, true); } else { sun8i_csc_enable_ccsc(mixer, channel, false);