From patchwork Thu Jan 26 15:16:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 13117389 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 00C4AC54EED for ; Thu, 26 Jan 2023 15:17:56 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3EC7B10E939; Thu, 26 Jan 2023 15:17:52 +0000 (UTC) Received: from mail-ed1-x52f.google.com (mail-ed1-x52f.google.com [IPv6:2a00:1450:4864:20::52f]) by gabe.freedesktop.org (Postfix) with ESMTPS id B889210E29D for ; Thu, 26 Jan 2023 15:17:38 +0000 (UTC) Received: by mail-ed1-x52f.google.com with SMTP id y19so2159751edc.2 for ; Thu, 26 Jan 2023 07:17:38 -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=upy4MRvp9Kt/ddpgWUPDLF13dE04SASDh6jVpt0wfAc=; b=KV9CH+3A3ckz1Y/qVGQ6AcZGeMztw3ivg+NgIdIokMBURNRLy/+fRuU2LkCZBcov9c TNhHyrZpwYs2wOfnVfZ0MwVakN837gMKzxfc4n5p1JtDR5/MqVpxlYvyvhGvKTFIDwCA WzeFaeRdHtQMPrA2shkz0iBszAIPdE8GR+I39zWEvNdOU+LdgqoHkuT0/Eq1P08UZSMv hi0IisFpHrZQ9kE45gSVMTTM+FssILwMefm9mZ3jTq/37XtmznpZru5kA7fQqyLkDWCA F73gGFjm9b4HvPLlHOTW5MSSFO7fdDc+8Km4KPR7TwG9iXnNY71czwqtgsrRN1EHBu88 7KMg== 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=upy4MRvp9Kt/ddpgWUPDLF13dE04SASDh6jVpt0wfAc=; b=B+hwJynp/+eA3eMH1qrsRnV1/mauao9YyuBvmS7xJH6HszHsZgpqMp1L87Sqknxsow ZW7JGuxQApZ1g1Sq5tiOlOepRiQMRiH5QNRwTjMJ1VIk0DtE/CsF+Qvy1H2uHbnqGwId aPN73KdttQGE5CZWm1SuZR64o3N38GhDhFy/AHrldRbk6k4/ZfS+Q+H+rvdqJGb/zCar nb3dugCPIkmlvDXcON/GG/006+IFNPMQoE0FuwUCMAm5uWKxBopd7Mb4zlG+tU0IVOFO IFYDBJM6mtgI9t/iXhGmCSG7BtqLJxeHzIX/g23uc3o4YQ5siVTImf0RnIp3/Y9zhxj8 0mFw== X-Gm-Message-State: AO0yUKVG/wZrh1DlW20AW1nFXaMjoWAJo5DvTJpv4hW0ML/bXHGvH7A5 yIDaRLUZ/CEnwivVq1ZTVIB/Ow== X-Google-Smtp-Source: AK7set9LdHL3UgkRrrt0osz8oT3IdC0SwMrUQAsOk2G0awIh5rCwPVIjmXIv+ToWKTYJgpmBX6HD9Q== X-Received: by 2002:a05:6402:274b:b0:4a0:b978:452f with SMTP id z11-20020a056402274b00b004a0b978452fmr5430959edd.14.1674746258323; Thu, 26 Jan 2023 07:17:38 -0800 (PST) Received: from localhost.localdomain (abyk108.neoplus.adsl.tpnet.pl. [83.9.30.108]) by smtp.gmail.com with ESMTPSA id a16-20020aa7d910000000b00463bc1ddc76sm842808edr.28.2023.01.26.07.17.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Jan 2023 07:17:38 -0800 (PST) From: Konrad Dybcio To: linux-arm-msm@vger.kernel.org, andersson@kernel.org, agross@kernel.org, krzysztof.kozlowski@linaro.org Subject: [PATCH 07/14] drm/msm/a6xx: Add support for A619_holi Date: Thu, 26 Jan 2023 16:16:11 +0100 Message-Id: <20230126151618.225127-8-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 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: Nathan Chancellor , Akhil P Oommen , Abhinav Kumar , dri-devel@lists.freedesktop.org, Douglas Anderson , Konrad Dybcio , "Joel Fernandes \(Google\)" , Dmitry Baryshkov , marijn.suijten@somainline.org, freedreno@lists.freedesktop.org, Sean Paul , linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" A619_holi is a GMU-less variant of the already-supported A619 GPU. It's present on at least SM4350 (holi) and SM6375 (blair). No mesa changes are required. Add the required kernel-side support for it. Signed-off-by: Konrad Dybcio --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 37 +++++++++++++++++----- drivers/gpu/drm/msm/adreno/adreno_device.c | 13 ++++++++ drivers/gpu/drm/msm/adreno/adreno_gpu.h | 5 +++ 3 files changed, 47 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 158d6453cf3e..3c349e97b3a6 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -614,14 +614,14 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state) return; /* Disable SP clock before programming HWCG registers */ - if (!adreno_has_gmu_wrapper(adreno_gpu)) + if ((!adreno_has_gmu_wrapper(adreno_gpu) || adreno_is_a619_holi(adreno_gpu))) gmu_rmw(gmu, REG_A6XX_GPU_GMU_GX_SPTPRAC_CLOCK_CONTROL, 1, 0); for (i = 0; (reg = &adreno_gpu->info->hwcg[i], reg->offset); i++) gpu_write(gpu, reg->offset, state ? reg->value : 0); /* Enable SP clock */ - if (!adreno_has_gmu_wrapper(adreno_gpu)) + if ((!adreno_has_gmu_wrapper(adreno_gpu) || adreno_is_a619_holi(adreno_gpu))) gmu_rmw(gmu, REG_A6XX_GPU_GMU_GX_SPTPRAC_CLOCK_CONTROL, 0, 1); gpu_write(gpu, REG_A6XX_RBBM_CLOCK_CNTL, state ? clock_cntl_on : 0); @@ -1004,7 +1004,12 @@ static int hw_init(struct msm_gpu *gpu) } /* Clear GBIF halt in case GX domain was not collapsed */ - if (a6xx_has_gbif(adreno_gpu)) { + if (adreno_is_a619_holi(adreno_gpu)) { + gpu_write(gpu, REG_A6XX_GBIF_HALT, 0); + gpu_write(gpu, 0x18, 0); + /* Let's make extra sure that the GPU can access the memory.. */ + mb(); + } else if (a6xx_has_gbif(adreno_gpu)) { gpu_write(gpu, REG_A6XX_GBIF_HALT, 0); gpu_write(gpu, REG_A6XX_RBBM_GBIF_HALT, 0); /* Let's make extra sure that the GPU can access the memory.. */ @@ -1013,6 +1018,9 @@ static int hw_init(struct msm_gpu *gpu) gpu_write(gpu, REG_A6XX_RBBM_SECVID_TSB_CNTL, 0); + if (adreno_is_a619_holi(adreno_gpu)) + a6xx_sptprac_enable(gmu); + /* * Disable the trusted memory range - we don't actually supported secure * memory rendering at this point in time and we don't want to block off @@ -1290,7 +1298,8 @@ static void a6xx_dump(struct msm_gpu *gpu) #define GBIF_CLIENT_HALT_MASK BIT(0) #define GBIF_ARB_HALT_MASK BIT(1) #define VBIF_RESET_ACK_TIMEOUT 100 -#define VBIF_RESET_ACK_MASK 0x00f0 +#define VBIF_RESET_ACK_MASK 0xF0 +#define GPR0_GBIF_HALT_REQUEST 0x1E0 static void a6xx_recover(struct msm_gpu *gpu) { @@ -1347,10 +1356,16 @@ static void a6xx_recover(struct msm_gpu *gpu) /* Software-reset the GPU */ if (adreno_has_gmu_wrapper(adreno_gpu)) { - /* Halt the GX side of GBIF */ - gpu_write(gpu, REG_A6XX_RBBM_GBIF_HALT, GBIF_GX_HALT_MASK); - spin_until(gpu_read(gpu, REG_A6XX_RBBM_GBIF_HALT_ACK) & - GBIF_GX_HALT_MASK); + if (adreno_is_a619_holi(adreno_gpu)) { + gpu_write(gpu, 0x18, GPR0_GBIF_HALT_REQUEST); + spin_until((gpu_read(gpu, REG_A6XX_RBBM_VBIF_GX_RESET_STATUS) & + (VBIF_RESET_ACK_MASK)) == VBIF_RESET_ACK_MASK); + } else { + /* Halt the GX side of GBIF */ + gpu_write(gpu, REG_A6XX_RBBM_GBIF_HALT, GBIF_GX_HALT_MASK); + spin_until(gpu_read(gpu, REG_A6XX_RBBM_GBIF_HALT_ACK) & + GBIF_GX_HALT_MASK); + } /* Halt new client requests on GBIF */ gpu_write(gpu, REG_A6XX_GBIF_HALT, GBIF_CLIENT_HALT_MASK); @@ -1760,6 +1775,9 @@ static int a6xx_pm_resume(struct msm_gpu *gpu) if (ret) return ret; + if (adreno_is_a619_holi(adreno_gpu)) + a6xx_sptprac_enable(gmu); + mutex_unlock(&a6xx_gpu->gmu.lock); msm_devfreq_resume(gpu); @@ -1792,6 +1810,9 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu) mutex_lock(&a6xx_gpu->gmu.lock); + if (adreno_is_a619_holi(adreno_gpu)) + a6xx_sptprac_disable(gmu); + ret = clk_prepare_enable(gpu->ebi1_clk); if (ret) return ret; diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index 82757f005a1a..71faeb3fd466 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -264,6 +264,19 @@ static const struct adreno_info gpulist[] = { .gmem = SZ_512K, .inactive_period = DRM_MSM_INACTIVE_PERIOD, .init = a6xx_gpu_init, + }, { + .rev = ADRENO_REV(6, 1, 9, 1), + .revn = 619, + .name = "A619_holi", + .fw = { + [ADRENO_FW_SQE] = "a630_sqe.fw", + }, + .gmem = SZ_512K, + .inactive_period = DRM_MSM_INACTIVE_PERIOD, + .quirks = ADRENO_QUIRK_GMU_WRAPPER, + .init = a6xx_gpu_init, + .zapfw = "a615_zap.mdt", + .hwcg = a615_hwcg, }, { .rev = ADRENO_REV(6, 1, 9, ANY_ID), .revn = 619, diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index 7c5e0a90b5fb..16241368c2e4 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -252,6 +252,11 @@ static inline int adreno_is_a619(struct adreno_gpu *gpu) return gpu->revn == 619; } +static inline int adreno_is_a619_holi(struct adreno_gpu *gpu) +{ + return adreno_is_a619(gpu) && adreno_has_gmu_wrapper(gpu); +} + static inline int adreno_is_a630(struct adreno_gpu *gpu) { return gpu->revn == 630;