From patchwork Thu Jan 26 15:16:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 13117368 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0C227C61DA3 for ; Thu, 26 Jan 2023 15:18:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232391AbjAZPST (ORCPT ); Thu, 26 Jan 2023 10:18:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53640 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232303AbjAZPST (ORCPT ); Thu, 26 Jan 2023 10:18:19 -0500 Received: from mail-ed1-x534.google.com (mail-ed1-x534.google.com [IPv6:2a00:1450:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EDD2D6DFE4 for ; Thu, 26 Jan 2023 07:17:34 -0800 (PST) Received: by mail-ed1-x534.google.com with SMTP id s3so2162740edd.4 for ; Thu, 26 Jan 2023 07:17:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ODCdBm2MRM5VGEq8wpIxye80do+61BsOwLKgEyBl3SY=; b=Msa6rCuC0/uqUY98FgVwURGTYuC2GY+Ziyx93cCeZ5K1U978icJ83ZvL1G2LCIBGA1 XADyd3DyV3njhJWo8+zmDlGcBUA1NtRcrfJY1MlWSY7LDWwB5rpFyr6inILT8WN5R3PQ ZJ2xfrdKCSnIP67ZMtki3DNN2PgD5cHnhCRmCWrJVjDdfo4zJnWAcd9q5D6NVy8c63Es znDzv4mCuEoZ5KXCXd3uFvYZMo8H3xjsk2dhyO7DoL/dpehYVwSPoalisMF+kLbS7gp3 E98DhXRcxf/UmeUqhpY0qrLSDNR5prsd2IhMCUGLrvs5miPqOV3+ozY7Dft1nafbTKnf Coxw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ODCdBm2MRM5VGEq8wpIxye80do+61BsOwLKgEyBl3SY=; b=k/MoaFbxEI2UejcBUVzfhGCVFEIwqqoL255jU8Ieckkur5/+a2dZ1NrcqnDSChheiM RyjmJeBO3n24tESxmhzUGjG+Nv5bfAeer0oiCtANQYPVuARVZOodE4C5d9LZ+c6rw5Y1 gOhdAzW1UyrPPyog61o4pgtm5oby1elOr68UyYOVGvttHMYkjExrUnd72Wg8MPeD1ImX RzqMyO+lBOm6RrzzOKHWjStTz6J7XTVjRbB3AAmy8cZVdgAMY11VXmWqAw0vQSTd9aTc 7YwcyTZI6xgRT9uCmWZqtJDxBwQeiTDtp8XgY91P4BSgVSNFJnCIKQApJxC62npe/1Ic GKhw== X-Gm-Message-State: AFqh2krgfHr4S/bbvLDmpbAbBTZl8ABAcxoQgEOLZFHdLf5f0yvF0oqI L7V/HSqB2vGwJ4zPia+ezLNAtdughJq33CZL X-Google-Smtp-Source: AMrXdXuij9twa0iCryjfas3UJNxswtjzaWIPaNynCJ5Q3hfCZii6JCG70yWLfTMvubYyOKAxn1p6Ng== X-Received: by 2002:a05:6402:3986:b0:49d:5c6:3e5f with SMTP id fk6-20020a056402398600b0049d05c63e5fmr45048263edb.41.1674746233259; Thu, 26 Jan 2023 07:17:13 -0800 (PST) Received: from localhost.localdomain (abyk108.neoplus.adsl.tpnet.pl. [83.9.30.108]) by smtp.gmail.com with ESMTPSA id a16-20020aa7d910000000b00463bc1ddc76sm842808edr.28.2023.01.26.07.17.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Jan 2023 07:17:12 -0800 (PST) From: Konrad Dybcio To: linux-arm-msm@vger.kernel.org, andersson@kernel.org, agross@kernel.org, krzysztof.kozlowski@linaro.org Cc: marijn.suijten@somainline.org, Konrad Dybcio , Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , David Airlie , Daniel Vetter , Akhil P Oommen , Chia-I Wu , Douglas Anderson , dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 02/14] drm/msm/a6xx: Extend UBWC config Date: Thu, 26 Jan 2023 16:16:06 +0100 Message-Id: <20230126151618.225127-3-konrad.dybcio@linaro.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230126151618.225127-1-konrad.dybcio@linaro.org> References: <20230126151618.225127-1-konrad.dybcio@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Port setting min_access_length, ubwc_mode and upper_bit from downstream. Values were validated using downstream device trees for SM8[123]50 and left default (as per downstream) elsewhere. Signed-off-by: Konrad Dybcio --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 26 ++++++++++++++++++-------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index c5f5d0bb3fdc..ad5d791b804c 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -786,17 +786,22 @@ static void a6xx_set_cp_protect(struct msm_gpu *gpu) static void a6xx_set_ubwc_config(struct msm_gpu *gpu) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); - u32 lower_bit = 2; + u32 lower_bit = 1; + u32 upper_bit = 0; u32 amsbc = 0; u32 rgb565_predicator = 0; u32 uavflagprd_inv = 0; + u32 min_acc_len = 0; + u32 ubwc_mode = 0; /* a618 is using the hw default values */ if (adreno_is_a618(adreno_gpu)) return; - if (adreno_is_a640_family(adreno_gpu)) + if (adreno_is_a640_family(adreno_gpu)) { amsbc = 1; + lower_bit = 2; + } if (adreno_is_a650(adreno_gpu) || adreno_is_a660(adreno_gpu)) { /* TODO: get ddr type from bootloader and use 2 for LPDDR4 */ @@ -807,18 +812,23 @@ static void a6xx_set_ubwc_config(struct msm_gpu *gpu) } if (adreno_is_7c3(adreno_gpu)) { - lower_bit = 1; amsbc = 1; rgb565_predicator = 1; uavflagprd_inv = 2; } gpu_write(gpu, REG_A6XX_RB_NC_MODE_CNTL, - rgb565_predicator << 11 | amsbc << 4 | lower_bit << 1); - gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, lower_bit << 1); - gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, - uavflagprd_inv << 4 | lower_bit << 1); - gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, lower_bit << 21); + rgb565_predicator << 11 | upper_bit << 10 | amsbc << 4 | + min_acc_len << 3 | lower_bit << 1 | ubwc_mode); + + gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, upper_bit << 4 | + min_acc_len << 3 | lower_bit << 1 | ubwc_mode); + + gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, upper_bit << 10 | + uavflagprd_inv << 4 | min_acc_len << 3 | + lower_bit << 1 | ubwc_mode); + + gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, min_acc_len << 23 | lower_bit << 21); } static int a6xx_cp_init(struct msm_gpu *gpu)