From patchwork Sat May 20 12:19:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 13249223 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 80065C77B7D for ; Sat, 20 May 2023 12:20:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CC96910E192; Sat, 20 May 2023 12:20:28 +0000 (UTC) Received: from mail-lf1-x12d.google.com (mail-lf1-x12d.google.com [IPv6:2a00:1450:4864:20::12d]) by gabe.freedesktop.org (Postfix) with ESMTPS id A10D510E188 for ; Sat, 20 May 2023 12:20:17 +0000 (UTC) Received: by mail-lf1-x12d.google.com with SMTP id 2adb3069b0e04-4f3b314b1d7so1167185e87.1 for ; Sat, 20 May 2023 05:20:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1684585216; x=1687177216; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=6euEkRodrQgx7ZE9t7r7K+NeHv1LqldRFjOFTB8bWyY=; b=BmrH/ZJTnlOU8B8MsGcUTxSs3ldt6wbdkha5Pku8nW8wiesMbU9mNfyY7MrN4V2Gqr RLM9scxRukJ/ONiVl2FsY6eDoLKRgfHlIFHVnW3yGkZxHqsyzkcOxFzg8TIpGA3BT8c9 nXHtqqFpJohjbQNeLqbPPGwTBeK/TU/btYx1zkZFbakqExv6o0z5JGy6ZhPC3MkoQRIr CZsWcSPBsbGhnU8JpbytXaPNh2weDBplzjO1VgucrO8AcidNHtppBnIsBiW2L/gbckAN dcFefXS2aEZ6Kq53K1na7IRRmYLvYbZohlo99vP8mSpdLLltZHx6ugzO+AwL6Mk6CKg+ AN4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684585216; x=1687177216; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=6euEkRodrQgx7ZE9t7r7K+NeHv1LqldRFjOFTB8bWyY=; b=gv+0nP2GtrxvsxeDVgPFbBul+5EbgEqnErQHU0SkP9zfY21JOlAw1DTImCeG9ZEeRP l4tzOf259O0FgmPAjPsgpe1aCbYiRBYrYqaNLYI12QW9cfIBNaj6stYgSU/CskagbH0B WRLuKXqFXBQFV2B5rxu5TD9xj9NppEZ32v+RrHS6m6gdJ91Hi++E3hFln1+WQo88qZ4C n2z5El/VNKPjKbxIDtCciV3eiTtsXD4nftKz/4gwyMy7ioETP3V89FJs+8ykEjD6cbNS LmVUgMcII3xu88JMcnRDgEkiTcPfBo/aMi6GqqMvZbPkzDl5+fSmscODZNHAcjIDvHdQ dGLw== X-Gm-Message-State: AC+VfDypefstj92c/tlXgR2L51y1kfhynmjhyZTcw0JClczjHm3SmKVR k8B4eqHvsfuzcGwUK/J3rN0/Sg== X-Google-Smtp-Source: ACHHUZ58TljU+iUDLDIpGnb1GNrV3kCrtVuNbUTxPr6r/DQkrOHnuSQRaoImSSkim8bcpU5KKyUiNg== X-Received: by 2002:ac2:539a:0:b0:4cc:96f8:f9c6 with SMTP id g26-20020ac2539a000000b004cc96f8f9c6mr1835216lfh.5.1684585216004; Sat, 20 May 2023 05:20:16 -0700 (PDT) Received: from [192.168.1.101] (abxi58.neoplus.adsl.tpnet.pl. [83.9.2.58]) by smtp.gmail.com with ESMTPSA id y6-20020ac24466000000b004f37bd02a89sm244766lfl.287.2023.05.20.05.20.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 May 2023 05:20:15 -0700 (PDT) From: Konrad Dybcio Date: Sat, 20 May 2023 14:19:58 +0200 Subject: [PATCH v7 18/18] drm/msm/a6xx: Add A610 speedbin support MIME-Version: 1.0 Message-Id: <20230223-topic-gmuwrapper-v7-18-ecc7aab83556@linaro.org> References: <20230223-topic-gmuwrapper-v7-0-ecc7aab83556@linaro.org> In-Reply-To: <20230223-topic-gmuwrapper-v7-0-ecc7aab83556@linaro.org> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Bjorn Andersson , Konrad Dybcio , Akhil P Oommen X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1684585186; l=1852; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=aYEnG9+HCzURuVCpcLpZTVlrArU+CPMAgc+RtQYPTAw=; b=cBGb71GEz6m+55DZbw5+CIlpa9bA2JR7ff/H/b1bxB27zpReX2GOg7AWcYOzBnWEkZtbP6mJc HaVYS9xm5/JBf1ihgp+IOvYeg1spOGFEwJmV78VNSn9B2Aj+MtEE37L X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= 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: , Cc: Rob Clark , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Konrad Dybcio , Marijn Suijten , freedreno@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" A610 is implemented on at least three SoCs: SM6115 (bengal), SM6125 (trinket) and SM6225 (khaje). Trinket does not support speed binning (only a single SKU exists) and we don't yet support khaje upstream. Hence, add a fuse mapping table for bengal to allow for per-chip frequency limiting. Reviewed-by: Dmitry Baryshkov Signed-off-by: Konrad Dybcio --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index c07b25fc2bd9..d004458ca783 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -2102,6 +2102,30 @@ static bool a6xx_progress(struct msm_gpu *gpu, struct msm_ringbuffer *ring) return progress; } +static u32 a610_get_speed_bin(u32 fuse) +{ + /* + * There are (at least) three SoCs implementing A610: SM6125 (trinket), + * SM6115 (bengal) and SM6225 (khaje). Trinket does not have speedbinning, + * as only a single SKU exists and we don't support khaje upstream yet. + * Hence, this matching table is only valid for bengal and can be easily + * expanded if need be. + */ + + if (fuse == 0) + return 0; + else if (fuse == 206) + return 1; + else if (fuse == 200) + return 2; + else if (fuse == 157) + return 3; + else if (fuse == 127) + return 4; + + return UINT_MAX; +} + static u32 a618_get_speed_bin(u32 fuse) { if (fuse == 0) @@ -2199,6 +2223,9 @@ static u32 fuse_to_supp_hw(struct device *dev, struct adreno_gpu *adreno_gpu, u3 { u32 val = UINT_MAX; + if (adreno_is_a610(adreno_gpu)) + val = a610_get_speed_bin(fuse); + if (adreno_is_a618(adreno_gpu)) val = a618_get_speed_bin(fuse);