From patchwork Wed Jul 3 10:51:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryan Walklin X-Patchwork-Id: 13722004 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A0EBDC30653 for ; Wed, 3 Jul 2024 10:56:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2931310E7A6; Wed, 3 Jul 2024 10:56:32 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=testtoast.com header.i=@testtoast.com header.b="XH7eFuut"; dkim=pass (2048-bit key; unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.b="aX9nP8sb"; dkim-atps=neutral Received: from fout6-smtp.messagingengine.com (fout6-smtp.messagingengine.com [103.168.172.149]) by gabe.freedesktop.org (Postfix) with ESMTPS id 45B2C10E7A6 for ; Wed, 3 Jul 2024 10:56:31 +0000 (UTC) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailfout.nyi.internal (Postfix) with ESMTP id 45A0913805FA; Wed, 3 Jul 2024 06:56:30 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Wed, 03 Jul 2024 06:56:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=testtoast.com; h=cc:cc:content-transfer-encoding:content-type:date:date:from :from:in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=fm2; t=1720004190; x= 1720090590; bh=pvoMVK3QIwaGBCeZKDobPmSMyeTa4QTRiph2ffKgk4c=; b=X H7eFuut9iAF/Nnc5schqJmiV5+NKYxIMcy+3cK69jc95ek4shaRuA9pjQyeI4iss mVdz0ukjPDHBm4ZseJXYvHh94aigtZdvuRE9A5Kfmjj8vZDYhA8tRsraj3cs6nDs gePRs5/KFcfUCeBsTjuPlgXdgd0yfEJDL+0KhxTG8gIAG1+uCVqbDsospjglOv4n ChpsdXHfXxwDf65+Ip4B4C/QHQjUSAktHCp9iewJtxQSrlfRKBesz6wFsbk8PPsf dxGU8E9M1v9LGkoGn6old9p9J4VcAFf0pOk3wAkdsU70kFdmAw/GwFaI/A1ElmhE hzs/FWbX4vRlTdy2ZMzWg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t=1720004190; x= 1720090590; bh=pvoMVK3QIwaGBCeZKDobPmSMyeTa4QTRiph2ffKgk4c=; b=a X9nP8sbrtpGWt+JjULKGHleI54QcqAVRZ12Zg8icznVQSI9bbhWsR83UBHlajHRP 1XiS7Yn7Z9nsYSoaPwzBwLIlhqTL9WnlQ33YNTHkL8TGOb72POIjUPAElh35QuZf z5AVFeld3Luug8e7L25rXoP4IF/i4jUuDFg4p4zjQTQp8jcDobB+7nlomuU/uIkx 6CLR2B8agmCRnl7g3wdrXB4rAoZpvt4rCh39dvitEe6a0H7pRECyHT0FgesTH6Tf HQBR4GWq0lyfvBp6jm73B9qaVgEqWfuWHkHjaxEGR3s8CsRBxso7OR6aVNNeECX+ c5UDytElXuWL6mEso6aAw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeftddrudejgdeffecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvfevufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpefthigrnhcu hggrlhhklhhinhcuoehrhigrnhesthgvshhtthhorghsthdrtghomheqnecuggftrfgrth htvghrnhepffehieffgedtgfffjeetveegfeekleeileekveeuteffteetudffveegieei heetnecuvehluhhsthgvrhfuihiivgepvdenucfrrghrrghmpehmrghilhhfrhhomheprh ihrghnsehtvghsthhtohgrshhtrdgtohhm X-ME-Proxy: Feedback-ID: idc0145fc:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 3 Jul 2024 06:56:24 -0400 (EDT) From: Ryan Walklin To: Maxime Ripard , Chen-Yu Tsai , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Daniel Vetter , Jernej Skrabec , Samuel Holland , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Michael Turquette , Stephen Boyd Cc: Andre Przywara , Chris Morgan , John Watts , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, Ryan Walklin Subject: [PATCH v2 12/23] drm: sun4i: support YUV formats in VI scaler Date: Wed, 3 Jul 2024 22:51:02 +1200 Message-ID: <20240703105454.41254-13-ryan@testtoast.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240703105454.41254-1-ryan@testtoast.com> References: <20240703105454.41254-1-ryan@testtoast.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Jernej Skrabec Signed-off-by: Jernej Skrabec Signed-off-by: Ryan Walklin --- drivers/gpu/drm/sun4i/sun8i_vi_scaler.c | 85 +++++++++++++++++-------- 1 file changed, 58 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c index 7ba75011adf9f..2e49a6e5f1f1c 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c @@ -843,6 +843,11 @@ static u32 sun8i_vi_scaler_base(struct sun8i_mixer *mixer, int channel) DE2_VI_SCALER_UNIT_SIZE * channel; } +static bool sun8i_vi_scaler_is_vi_plane(struct sun8i_mixer *mixer, int channel) +{ + return true; +} + static int sun8i_vi_scaler_coef_index(unsigned int step) { unsigned int scale, int_part, float_part; @@ -867,44 +872,65 @@ static int sun8i_vi_scaler_coef_index(unsigned int step) } } -static void sun8i_vi_scaler_set_coeff(struct regmap *map, u32 base, - u32 hstep, u32 vstep, - const struct drm_format_info *format) +static void sun8i_vi_scaler_set_coeff_vi(struct regmap *map, u32 base, + u32 hstep, u32 vstep, + const struct drm_format_info *format) { const u32 *ch_left, *ch_right, *cy; - int offset, i; + int offset; - if (format->hsub == 1 && format->vsub == 1) { - ch_left = lan3coefftab32_left; - ch_right = lan3coefftab32_right; - cy = lan2coefftab32; - } else { + if (format->is_yuv) { ch_left = bicubic8coefftab32_left; ch_right = bicubic8coefftab32_right; cy = bicubic4coefftab32; + } else { + ch_left = lan3coefftab32_left; + ch_right = lan3coefftab32_right; + cy = lan2coefftab32; } offset = sun8i_vi_scaler_coef_index(hstep) * SUN8I_VI_SCALER_COEFF_COUNT; - for (i = 0; i < SUN8I_VI_SCALER_COEFF_COUNT; i++) { - regmap_write(map, SUN8I_SCALER_VSU_YHCOEFF0(base, i), - lan3coefftab32_left[offset + i]); - regmap_write(map, SUN8I_SCALER_VSU_YHCOEFF1(base, i), - lan3coefftab32_right[offset + i]); - regmap_write(map, SUN8I_SCALER_VSU_CHCOEFF0(base, i), - ch_left[offset + i]); - regmap_write(map, SUN8I_SCALER_VSU_CHCOEFF1(base, i), - ch_right[offset + i]); - } + regmap_bulk_write(map, SUN8I_SCALER_VSU_YHCOEFF0(base, 0), + &lan3coefftab32_left[offset], + SUN8I_VI_SCALER_COEFF_COUNT); + regmap_bulk_write(map, SUN8I_SCALER_VSU_YHCOEFF1(base, 0), + &lan3coefftab32_right[offset], + SUN8I_VI_SCALER_COEFF_COUNT); + regmap_bulk_write(map, SUN8I_SCALER_VSU_CHCOEFF0(base, 0), + &ch_left[offset], SUN8I_VI_SCALER_COEFF_COUNT); + regmap_bulk_write(map, SUN8I_SCALER_VSU_CHCOEFF1(base, 0), + &ch_right[offset], SUN8I_VI_SCALER_COEFF_COUNT); offset = sun8i_vi_scaler_coef_index(hstep) * SUN8I_VI_SCALER_COEFF_COUNT; - for (i = 0; i < SUN8I_VI_SCALER_COEFF_COUNT; i++) { - regmap_write(map, SUN8I_SCALER_VSU_YVCOEFF(base, i), - lan2coefftab32[offset + i]); - regmap_write(map, SUN8I_SCALER_VSU_CVCOEFF(base, i), - cy[offset + i]); - } + regmap_bulk_write(map, SUN8I_SCALER_VSU_YVCOEFF(base, 0), + &lan2coefftab32[offset], SUN8I_VI_SCALER_COEFF_COUNT); + regmap_bulk_write(map, SUN8I_SCALER_VSU_CVCOEFF(base, 0), + &cy[offset], SUN8I_VI_SCALER_COEFF_COUNT); +} + +static void sun8i_vi_scaler_set_coeff_ui(struct regmap *map, u32 base, + u32 hstep, u32 vstep, + const struct drm_format_info *format) +{ + const u32 *table; + int offset; + + offset = sun8i_vi_scaler_coef_index(hstep) * + SUN8I_VI_SCALER_COEFF_COUNT; + regmap_bulk_write(map, SUN8I_SCALER_VSU_YHCOEFF0(base, 0), + &lan2coefftab32[offset], SUN8I_VI_SCALER_COEFF_COUNT); + offset = sun8i_vi_scaler_coef_index(vstep) * + SUN8I_VI_SCALER_COEFF_COUNT; + regmap_bulk_write(map, SUN8I_SCALER_VSU_YVCOEFF(base, 0), + &lan2coefftab32[offset], SUN8I_VI_SCALER_COEFF_COUNT); + + table = format->is_yuv ? bicubic4coefftab32 : lan2coefftab32; + offset = sun8i_vi_scaler_coef_index(hstep) * + SUN8I_VI_SCALER_COEFF_COUNT; + regmap_bulk_write(map, SUN8I_SCALER_VSU_CHCOEFF0(base, 0), + &table[offset], SUN8I_VI_SCALER_COEFF_COUNT); } void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable) @@ -994,6 +1020,11 @@ void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer, SUN8I_SCALER_VSU_CHPHASE(base), chphase); regmap_write(mixer->engine.regs, SUN8I_SCALER_VSU_CVPHASE(base), cvphase); - sun8i_vi_scaler_set_coeff(mixer->engine.regs, base, - hscale, vscale, format); + + if (sun8i_vi_scaler_is_vi_plane(mixer, layer)) + sun8i_vi_scaler_set_coeff_vi(mixer->engine.regs, base, + hscale, vscale, format); + else + sun8i_vi_scaler_set_coeff_ui(mixer->engine.regs, base, + hscale, vscale, format); }