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[209.132.180.67]) by mx.google.com with ESMTP id f7si1422946ejt.373.2019.10.30.08.39.18; Wed, 30 Oct 2019 08:39:19 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="l1M/YY43"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727257AbfJ3PjO (ORCPT + 26 others); Wed, 30 Oct 2019 11:39:14 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:42103 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726273AbfJ3PjL (ORCPT ); Wed, 30 Oct 2019 11:39:11 -0400 Received: by mail-wr1-f67.google.com with SMTP id a15so2827862wrf.9 for ; Wed, 30 Oct 2019 08:39:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=6B8z8FZSuakJRvDyyuoSvenJy3Pl3QdEtS9LwPo4pp8=; b=l1M/YY436G3MBpFxUpK7Rti7Jr2p9qdxbiBkOgByrUsPDtvS4413vVHHAEt6EkRu0g MhH9OttgD22TcnrsO7moamisDETrlnAAVBhFTqTMB3y5Nb7FLlkhpujRdMENyKzhyAJ3 ykoXmEHt86B8t+iqaHr3CTcE/d4E6VlNnRxFsdwkQ9DdqdLi5Ut8Fm3QaiBeZ1u56HTn Pqd62qn/R+sKU0FxlL4DzGN0rvsOET6CP4LD275zLA5bPVbiZBtU4xmvHtn7y1zwaoFZ Askjrpish/4/jRC8YtoQqr18yb+COfAoYZ89h0bn9F9GF6IoVSdRxdXMnEKbsXscDXRg iPYA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6B8z8FZSuakJRvDyyuoSvenJy3Pl3QdEtS9LwPo4pp8=; b=bH9KJ0dIszF9Sf/3pUATBgpnSZS0yEavCCSXzGsUhhpDaxCPxK1Yo171wkm8GqFSIs MXmGbJIbdqRqLQ/fjEMnFL8vs1eL8uzKrSneq2/q8Z7+XhH9qMKtVZtyKgrM+9w0R/x7 QRo/oyQvq8ia2hm67R67FOsWvgSZf6/uGE+UZHutNEI7SFt4xaHWYQtd0yBUerGFsIoj T/mUEvrJ5rHR61mu8NmsIYDkvmGKlvzVlK4rhhCTI3CkgDy28Cozp01bN6p6H0yq3AeC IlFCHlvW1hIYEmvj859Cipu6iRQS32ni9qnR0fqk7BuHAgbLy0HjnutBn8jQfqlqX2WZ DnxA== X-Gm-Message-State: APjAAAVYvheuAFVoSDFpr2sKdD5ilb08efq84Z+6JMr3wrb7tpTl8qQF D86V8i2u2EateNt18jeRVjH9vA== X-Received: by 2002:a5d:6a91:: with SMTP id s17mr492316wru.224.1572449948191; Wed, 30 Oct 2019 08:39:08 -0700 (PDT) Received: from localhost.localdomain ([212.45.67.2]) by smtp.googlemail.com with ESMTPSA id o25sm725524wro.21.2019.10.30.08.39.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 30 Oct 2019 08:39:07 -0700 (PDT) From: Georgi Djakov To: robh+dt@kernel.org, linux-pm@vger.kernel.org Cc: agross@kernel.org, bjorn.andersson@linaro.org, evgreen@chromium.org, daidavid1@codeaurora.org, vincent.guittot@linaro.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, georgi.djakov@linaro.org Subject: [PATCH v10 2/3] interconnect: qcom: Add MSM8916 interconnect provider driver Date: Wed, 30 Oct 2019 17:39:03 +0200 Message-Id: <20191030153904.8715-3-georgi.djakov@linaro.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191030153904.8715-1-georgi.djakov@linaro.org> References: <20191030153904.8715-1-georgi.djakov@linaro.org> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add driver for the Qualcomm interconnect buses found in MSM8916 based platforms. The topology consists of three NoCs that are controlled by a remote processor that collects the aggregated bandwidth for each master-slave pairs. Reviewed-by: Evan Green Signed-off-by: Georgi Djakov --- drivers/interconnect/qcom/Kconfig | 9 + drivers/interconnect/qcom/Makefile | 2 + drivers/interconnect/qcom/msm8916.c | 572 ++++++++++++++++++++++++++++ 3 files changed, 583 insertions(+) create mode 100644 drivers/interconnect/qcom/msm8916.c diff --git a/drivers/interconnect/qcom/Kconfig b/drivers/interconnect/qcom/Kconfig index ecf057d7e240..aa395733613e 100644 --- a/drivers/interconnect/qcom/Kconfig +++ b/drivers/interconnect/qcom/Kconfig @@ -5,6 +5,15 @@ config INTERCONNECT_QCOM help Support for Qualcomm's Network-on-Chip interconnect hardware. +config INTERCONNECT_QCOM_MSM8916 + tristate "Qualcomm MSM8916 interconnect driver" + depends on INTERCONNECT_QCOM + depends on QCOM_SMD_RPM + select INTERCONNECT_QCOM_SMD_RPM + help + This is a driver for the Qualcomm Network-on-Chip on msm8916-based + platforms. + config INTERCONNECT_QCOM_QCS404 tristate "Qualcomm QCS404 interconnect driver" depends on INTERCONNECT_QCOM diff --git a/drivers/interconnect/qcom/Makefile b/drivers/interconnect/qcom/Makefile index 9adf9e380545..e8271575e3d8 100644 --- a/drivers/interconnect/qcom/Makefile +++ b/drivers/interconnect/qcom/Makefile @@ -1,10 +1,12 @@ # SPDX-License-Identifier: GPL-2.0 +qnoc-msm8916-objs := msm8916.o qnoc-msm8974-objs := msm8974.o qnoc-qcs404-objs := qcs404.o qnoc-sdm845-objs := sdm845.o icc-smd-rpm-objs := smd-rpm.o +obj-$(CONFIG_INTERCONNECT_QCOM_MSM8916) += qnoc-msm8916.o obj-$(CONFIG_INTERCONNECT_QCOM_MSM8974) += qnoc-msm8974.o obj-$(CONFIG_INTERCONNECT_QCOM_QCS404) += qnoc-qcs404.o obj-$(CONFIG_INTERCONNECT_QCOM_SDM845) += qnoc-sdm845.o diff --git a/drivers/interconnect/qcom/msm8916.c b/drivers/interconnect/qcom/msm8916.c new file mode 100644 index 000000000000..752012c87e63 --- /dev/null +++ b/drivers/interconnect/qcom/msm8916.c @@ -0,0 +1,572 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2018-2019 Linaro Ltd + * Author: Georgi Djakov + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "smd-rpm.h" + +#define RPM_BUS_MASTER_REQ 0x73616d62 +#define RPM_BUS_SLAVE_REQ 0x766c7362 + +enum { + MSM8916_BIMC_SNOC_MAS = 1, + MSM8916_BIMC_SNOC_SLV, + MSM8916_MASTER_AMPSS_M0, + MSM8916_MASTER_LPASS, + MSM8916_MASTER_BLSP_1, + MSM8916_MASTER_DEHR, + MSM8916_MASTER_GRAPHICS_3D, + MSM8916_MASTER_JPEG, + MSM8916_MASTER_MDP_PORT0, + MSM8916_MASTER_CRYPTO_CORE0, + MSM8916_MASTER_SDCC_1, + MSM8916_MASTER_SDCC_2, + MSM8916_MASTER_QDSS_BAM, + MSM8916_MASTER_QDSS_ETR, + MSM8916_MASTER_SNOC_CFG, + MSM8916_MASTER_SPDM, + MSM8916_MASTER_TCU0, + MSM8916_MASTER_TCU1, + MSM8916_MASTER_USB_HS, + MSM8916_MASTER_VFE, + MSM8916_MASTER_VIDEO_P0, + MSM8916_SNOC_MM_INT_0, + MSM8916_SNOC_MM_INT_1, + MSM8916_SNOC_MM_INT_2, + MSM8916_SNOC_MM_INT_BIMC, + MSM8916_PNOC_INT_0, + MSM8916_PNOC_INT_1, + MSM8916_PNOC_MAS_0, + MSM8916_PNOC_MAS_1, + MSM8916_PNOC_SLV_0, + MSM8916_PNOC_SLV_1, + MSM8916_PNOC_SLV_2, + MSM8916_PNOC_SLV_3, + MSM8916_PNOC_SLV_4, + MSM8916_PNOC_SLV_8, + MSM8916_PNOC_SLV_9, + MSM8916_PNOC_SNOC_MAS, + MSM8916_PNOC_SNOC_SLV, + MSM8916_SNOC_QDSS_INT, + MSM8916_SLAVE_AMPSS_L2, + MSM8916_SLAVE_APSS, + MSM8916_SLAVE_LPASS, + MSM8916_SLAVE_BIMC_CFG, + MSM8916_SLAVE_BLSP_1, + MSM8916_SLAVE_BOOT_ROM, + MSM8916_SLAVE_CAMERA_CFG, + MSM8916_SLAVE_CATS_128, + MSM8916_SLAVE_OCMEM_64, + MSM8916_SLAVE_CLK_CTL, + MSM8916_SLAVE_CRYPTO_0_CFG, + MSM8916_SLAVE_DEHR_CFG, + MSM8916_SLAVE_DISPLAY_CFG, + MSM8916_SLAVE_EBI_CH0, + MSM8916_SLAVE_GRAPHICS_3D_CFG, + MSM8916_SLAVE_IMEM_CFG, + MSM8916_SLAVE_IMEM, + MSM8916_SLAVE_MPM, + MSM8916_SLAVE_MSG_RAM, + MSM8916_SLAVE_MSS, + MSM8916_SLAVE_PDM, + MSM8916_SLAVE_PMIC_ARB, + MSM8916_SLAVE_PNOC_CFG, + MSM8916_SLAVE_PRNG, + MSM8916_SLAVE_QDSS_CFG, + MSM8916_SLAVE_QDSS_STM, + MSM8916_SLAVE_RBCPR_CFG, + MSM8916_SLAVE_SDCC_1, + MSM8916_SLAVE_SDCC_2, + MSM8916_SLAVE_SECURITY, + MSM8916_SLAVE_SNOC_CFG, + MSM8916_SLAVE_SPDM, + MSM8916_SLAVE_SRVC_SNOC, + MSM8916_SLAVE_TCSR, + MSM8916_SLAVE_TLMM, + MSM8916_SLAVE_USB_HS, + MSM8916_SLAVE_VENUS_CFG, + MSM8916_SNOC_BIMC_0_MAS, + MSM8916_SNOC_BIMC_0_SLV, + MSM8916_SNOC_BIMC_1_MAS, + MSM8916_SNOC_BIMC_1_SLV, + MSM8916_SNOC_INT_0, + MSM8916_SNOC_INT_1, + MSM8916_SNOC_INT_BIMC, + MSM8916_SNOC_PNOC_MAS, + MSM8916_SNOC_PNOC_SLV, +}; + +#define to_qcom_provider(_provider) \ + container_of(_provider, struct qcom_icc_provider, provider) + +static const struct clk_bulk_data bus_clocks[] = { + { .id = "bus" }, + { .id = "bus_a" }, +}; + +/** + * struct qcom_icc_provider - Qualcomm specific interconnect provider + * @provider: generic interconnect provider + * @bus_clks: the clk_bulk_data table of bus clocks + * @num_clks: the total number of clk_bulk_data entries + */ +struct qcom_icc_provider { + struct icc_provider provider; + struct clk_bulk_data *bus_clks; + int num_clks; +}; + +#define MSM8916_MAX_LINKS 8 + +/** + * struct qcom_icc_node - Qualcomm specific interconnect nodes + * @name: the node name used in debugfs + * @id: a unique node identifier + * @links: an array of nodes where we can go next while traversing + * @num_links: the total number of @links + * @buswidth: width of the interconnect between a node and the bus (bytes) + * @mas_rpm_id: RPM id for devices that are bus masters + * @slv_rpm_id: RPM id for devices that are bus slaves + * @rate: current bus clock rate in Hz + */ +struct qcom_icc_node { + unsigned char *name; + u16 id; + u16 links[MSM8916_MAX_LINKS]; + u16 num_links; + u16 buswidth; + int mas_rpm_id; + int slv_rpm_id; + u64 rate; +}; + +struct qcom_icc_desc { + struct qcom_icc_node **nodes; + size_t num_nodes; +}; + +#define DEFINE_QNODE(_name, _id, _buswidth, _mas_rpm_id, _slv_rpm_id, \ + ...) \ + static struct qcom_icc_node _name = { \ + .name = #_name, \ + .id = _id, \ + .buswidth = _buswidth, \ + .mas_rpm_id = _mas_rpm_id, \ + .slv_rpm_id = _slv_rpm_id, \ + .num_links = ARRAY_SIZE(((int[]){ __VA_ARGS__ })), \ + .links = { __VA_ARGS__ }, \ + } + +DEFINE_QNODE(bimc_snoc_mas, MSM8916_BIMC_SNOC_MAS, 8, -1, -1, MSM8916_BIMC_SNOC_SLV); +DEFINE_QNODE(bimc_snoc_slv, MSM8916_BIMC_SNOC_SLV, 8, -1, -1, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_1); +DEFINE_QNODE(mas_apss, MSM8916_MASTER_AMPSS_M0, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); +DEFINE_QNODE(mas_audio, MSM8916_MASTER_LPASS, 4, -1, -1, MSM8916_PNOC_MAS_0); +DEFINE_QNODE(mas_blsp_1, MSM8916_MASTER_BLSP_1, 4, -1, -1, MSM8916_PNOC_MAS_1); +DEFINE_QNODE(mas_dehr, MSM8916_MASTER_DEHR, 4, -1, -1, MSM8916_PNOC_MAS_0); +DEFINE_QNODE(mas_gfx, MSM8916_MASTER_GRAPHICS_3D, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); +DEFINE_QNODE(mas_jpeg, MSM8916_MASTER_JPEG, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2); +DEFINE_QNODE(mas_mdp, MSM8916_MASTER_MDP_PORT0, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2); +DEFINE_QNODE(mas_pcnoc_crypto_0, MSM8916_MASTER_CRYPTO_CORE0, 8, -1, -1, MSM8916_PNOC_INT_1); +DEFINE_QNODE(mas_pcnoc_sdcc_1, MSM8916_MASTER_SDCC_1, 8, -1, -1, MSM8916_PNOC_INT_1); +DEFINE_QNODE(mas_pcnoc_sdcc_2, MSM8916_MASTER_SDCC_2, 8, -1, -1, MSM8916_PNOC_INT_1); +DEFINE_QNODE(mas_qdss_bam, MSM8916_MASTER_QDSS_BAM, 8, -1, -1, MSM8916_SNOC_QDSS_INT); +DEFINE_QNODE(mas_qdss_etr, MSM8916_MASTER_QDSS_ETR, 8, -1, -1, MSM8916_SNOC_QDSS_INT); +DEFINE_QNODE(mas_snoc_cfg, MSM8916_MASTER_SNOC_CFG, 4, 20, -1, MSM8916_SNOC_QDSS_INT); +DEFINE_QNODE(mas_spdm, MSM8916_MASTER_SPDM, 4, -1, -1, MSM8916_PNOC_MAS_0); +DEFINE_QNODE(mas_tcu0, MSM8916_MASTER_TCU0, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); +DEFINE_QNODE(mas_tcu1, MSM8916_MASTER_TCU1, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); +DEFINE_QNODE(mas_usb_hs, MSM8916_MASTER_USB_HS, 4, -1, -1, MSM8916_PNOC_MAS_1); +DEFINE_QNODE(mas_vfe, MSM8916_MASTER_VFE, 16, -1, -1, MSM8916_SNOC_MM_INT_1, MSM8916_SNOC_MM_INT_2); +DEFINE_QNODE(mas_video, MSM8916_MASTER_VIDEO_P0, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2); +DEFINE_QNODE(mm_int_0, MSM8916_SNOC_MM_INT_0, 16, -1, -1, MSM8916_SNOC_MM_INT_BIMC); +DEFINE_QNODE(mm_int_1, MSM8916_SNOC_MM_INT_1, 16, -1, -1, MSM8916_SNOC_MM_INT_BIMC); +DEFINE_QNODE(mm_int_2, MSM8916_SNOC_MM_INT_2, 16, -1, -1, MSM8916_SNOC_INT_0); +DEFINE_QNODE(mm_int_bimc, MSM8916_SNOC_MM_INT_BIMC, 16, -1, -1, MSM8916_SNOC_BIMC_1_MAS); +DEFINE_QNODE(pcnoc_int_0, MSM8916_PNOC_INT_0, 8, -1, -1, MSM8916_PNOC_SNOC_MAS, MSM8916_PNOC_SLV_0, MSM8916_PNOC_SLV_1, MSM8916_PNOC_SLV_2, MSM8916_PNOC_SLV_3, MSM8916_PNOC_SLV_4, MSM8916_PNOC_SLV_8, MSM8916_PNOC_SLV_9); +DEFINE_QNODE(pcnoc_int_1, MSM8916_PNOC_INT_1, 8, -1, -1, MSM8916_PNOC_SNOC_MAS); +DEFINE_QNODE(pcnoc_m_0, MSM8916_PNOC_MAS_0, 8, -1, -1, MSM8916_PNOC_INT_0); +DEFINE_QNODE(pcnoc_m_1, MSM8916_PNOC_MAS_1, 8, -1, -1, MSM8916_PNOC_SNOC_MAS); +DEFINE_QNODE(pcnoc_s_0, MSM8916_PNOC_SLV_0, 8, -1, -1, MSM8916_SLAVE_CLK_CTL, MSM8916_SLAVE_TLMM, MSM8916_SLAVE_TCSR, MSM8916_SLAVE_SECURITY, MSM8916_SLAVE_MSS); +DEFINE_QNODE(pcnoc_s_1, MSM8916_PNOC_SLV_1, 8, -1, -1, MSM8916_SLAVE_IMEM_CFG, MSM8916_SLAVE_CRYPTO_0_CFG, MSM8916_SLAVE_MSG_RAM, MSM8916_SLAVE_PDM, MSM8916_SLAVE_PRNG); +DEFINE_QNODE(pcnoc_s_2, MSM8916_PNOC_SLV_2, 8, -1, -1, MSM8916_SLAVE_SPDM, MSM8916_SLAVE_BOOT_ROM, MSM8916_SLAVE_BIMC_CFG, MSM8916_SLAVE_PNOC_CFG, MSM8916_SLAVE_PMIC_ARB); +DEFINE_QNODE(pcnoc_s_3, MSM8916_PNOC_SLV_3, 8, -1, -1, MSM8916_SLAVE_MPM, MSM8916_SLAVE_SNOC_CFG, MSM8916_SLAVE_RBCPR_CFG, MSM8916_SLAVE_QDSS_CFG, MSM8916_SLAVE_DEHR_CFG); +DEFINE_QNODE(pcnoc_s_4, MSM8916_PNOC_SLV_4, 8, -1, -1, MSM8916_SLAVE_VENUS_CFG, MSM8916_SLAVE_CAMERA_CFG, MSM8916_SLAVE_DISPLAY_CFG); +DEFINE_QNODE(pcnoc_s_8, MSM8916_PNOC_SLV_8, 8, -1, -1, MSM8916_SLAVE_USB_HS, MSM8916_SLAVE_SDCC_1, MSM8916_SLAVE_BLSP_1); +DEFINE_QNODE(pcnoc_s_9, MSM8916_PNOC_SLV_9, 8, -1, -1, MSM8916_SLAVE_SDCC_2, MSM8916_SLAVE_LPASS, MSM8916_SLAVE_GRAPHICS_3D_CFG); +DEFINE_QNODE(pcnoc_snoc_mas, MSM8916_PNOC_SNOC_MAS, 8, 29, -1, MSM8916_PNOC_SNOC_SLV); +DEFINE_QNODE(pcnoc_snoc_slv, MSM8916_PNOC_SNOC_SLV, 8, -1, 45, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_BIMC, MSM8916_SNOC_INT_1); +DEFINE_QNODE(qdss_int, MSM8916_SNOC_QDSS_INT, 8, -1, -1, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_BIMC); +DEFINE_QNODE(slv_apps_l2, MSM8916_SLAVE_AMPSS_L2, 8, -1, -1, 0); +DEFINE_QNODE(slv_apss, MSM8916_SLAVE_APSS, 4, -1, 20, 0); +DEFINE_QNODE(slv_audio, MSM8916_SLAVE_LPASS, 4, -1, -1, 0); +DEFINE_QNODE(slv_bimc_cfg, MSM8916_SLAVE_BIMC_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_blsp_1, MSM8916_SLAVE_BLSP_1, 4, -1, -1, 0); +DEFINE_QNODE(slv_boot_rom, MSM8916_SLAVE_BOOT_ROM, 4, -1, -1, 0); +DEFINE_QNODE(slv_camera_cfg, MSM8916_SLAVE_CAMERA_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_cats_0, MSM8916_SLAVE_CATS_128, 16, -1, 106, 0); +DEFINE_QNODE(slv_cats_1, MSM8916_SLAVE_OCMEM_64, 8, -1, 107, 0); +DEFINE_QNODE(slv_clk_ctl, MSM8916_SLAVE_CLK_CTL, 4, -1, -1, 0); +DEFINE_QNODE(slv_crypto_0_cfg, MSM8916_SLAVE_CRYPTO_0_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_dehr_cfg, MSM8916_SLAVE_DEHR_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_display_cfg, MSM8916_SLAVE_DISPLAY_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_ebi_ch0, MSM8916_SLAVE_EBI_CH0, 8, -1, 0, 0); +DEFINE_QNODE(slv_gfx_cfg, MSM8916_SLAVE_GRAPHICS_3D_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_imem_cfg, MSM8916_SLAVE_IMEM_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_imem, MSM8916_SLAVE_IMEM, 8, -1, 26, 0); +DEFINE_QNODE(slv_mpm, MSM8916_SLAVE_MPM, 4, -1, -1, 0); +DEFINE_QNODE(slv_msg_ram, MSM8916_SLAVE_MSG_RAM, 4, -1, -1, 0); +DEFINE_QNODE(slv_mss, MSM8916_SLAVE_MSS, 4, -1, -1, 0); +DEFINE_QNODE(slv_pdm, MSM8916_SLAVE_PDM, 4, -1, -1, 0); +DEFINE_QNODE(slv_pmic_arb, MSM8916_SLAVE_PMIC_ARB, 4, -1, -1, 0); +DEFINE_QNODE(slv_pcnoc_cfg, MSM8916_SLAVE_PNOC_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_prng, MSM8916_SLAVE_PRNG, 4, -1, -1, 0); +DEFINE_QNODE(slv_qdss_cfg, MSM8916_SLAVE_QDSS_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_qdss_stm, MSM8916_SLAVE_QDSS_STM, 4, -1, 30, 0); +DEFINE_QNODE(slv_rbcpr_cfg, MSM8916_SLAVE_RBCPR_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_sdcc_1, MSM8916_SLAVE_SDCC_1, 4, -1, -1, 0); +DEFINE_QNODE(slv_sdcc_2, MSM8916_SLAVE_SDCC_2, 4, -1, -1, 0); +DEFINE_QNODE(slv_security, MSM8916_SLAVE_SECURITY, 4, -1, -1, 0); +DEFINE_QNODE(slv_snoc_cfg, MSM8916_SLAVE_SNOC_CFG, 4, -1, -1, 0); +DEFINE_QNODE(slv_spdm, MSM8916_SLAVE_SPDM, 4, -1, -1, 0); +DEFINE_QNODE(slv_srvc_snoc, MSM8916_SLAVE_SRVC_SNOC, 8, -1, 29, 0); +DEFINE_QNODE(slv_tcsr, MSM8916_SLAVE_TCSR, 4, -1, -1, 0); +DEFINE_QNODE(slv_tlmm, MSM8916_SLAVE_TLMM, 4, -1, -1, 0); +DEFINE_QNODE(slv_usb_hs, MSM8916_SLAVE_USB_HS, 4, -1, -1, 0); +DEFINE_QNODE(slv_venus_cfg, MSM8916_SLAVE_VENUS_CFG, 4, -1, -1, 0); +DEFINE_QNODE(snoc_bimc_0_mas, MSM8916_SNOC_BIMC_0_MAS, 8, 3, -1, MSM8916_SNOC_BIMC_0_SLV); +DEFINE_QNODE(snoc_bimc_0_slv, MSM8916_SNOC_BIMC_0_SLV, 8, -1, 24, MSM8916_SLAVE_EBI_CH0); +DEFINE_QNODE(snoc_bimc_1_mas, MSM8916_SNOC_BIMC_1_MAS, 16, -1, -1, MSM8916_SNOC_BIMC_1_SLV); +DEFINE_QNODE(snoc_bimc_1_slv, MSM8916_SNOC_BIMC_1_SLV, 8, -1, -1, MSM8916_SLAVE_EBI_CH0); +DEFINE_QNODE(snoc_int_0, MSM8916_SNOC_INT_0, 8, 99, 130, MSM8916_SLAVE_QDSS_STM, MSM8916_SLAVE_IMEM, MSM8916_SNOC_PNOC_MAS); +DEFINE_QNODE(snoc_int_1, MSM8916_SNOC_INT_1, 8, 100, 131, MSM8916_SLAVE_APSS, MSM8916_SLAVE_CATS_128, MSM8916_SLAVE_OCMEM_64); +DEFINE_QNODE(snoc_int_bimc, MSM8916_SNOC_INT_BIMC, 8, 101, 132, MSM8916_SNOC_BIMC_0_MAS); +DEFINE_QNODE(snoc_pcnoc_mas, MSM8916_SNOC_PNOC_MAS, 8, -1, -1, MSM8916_SNOC_PNOC_SLV); +DEFINE_QNODE(snoc_pcnoc_slv, MSM8916_SNOC_PNOC_SLV, 8, -1, -1, MSM8916_PNOC_INT_0); + +static struct qcom_icc_node *msm8916_snoc_nodes[] = { + [BIMC_SNOC_SLV] = &bimc_snoc_slv, + [MASTER_JPEG] = &mas_jpeg, + [MASTER_MDP_PORT0] = &mas_mdp, + [MASTER_QDSS_BAM] = &mas_qdss_bam, + [MASTER_QDSS_ETR] = &mas_qdss_etr, + [MASTER_SNOC_CFG] = &mas_snoc_cfg, + [MASTER_VFE] = &mas_vfe, + [MASTER_VIDEO_P0] = &mas_video, + [SNOC_MM_INT_0] = &mm_int_0, + [SNOC_MM_INT_1] = &mm_int_1, + [SNOC_MM_INT_2] = &mm_int_2, + [SNOC_MM_INT_BIMC] = &mm_int_bimc, + [PCNOC_SNOC_SLV] = &pcnoc_snoc_slv, + [SLAVE_APSS] = &slv_apss, + [SLAVE_CATS_128] = &slv_cats_0, + [SLAVE_OCMEM_64] = &slv_cats_1, + [SLAVE_IMEM] = &slv_imem, + [SLAVE_QDSS_STM] = &slv_qdss_stm, + [SLAVE_SRVC_SNOC] = &slv_srvc_snoc, + [SNOC_BIMC_0_MAS] = &snoc_bimc_0_mas, + [SNOC_BIMC_1_MAS] = &snoc_bimc_1_mas, + [SNOC_INT_0] = &snoc_int_0, + [SNOC_INT_1] = &snoc_int_1, + [SNOC_INT_BIMC] = &snoc_int_bimc, + [SNOC_PCNOC_MAS] = &snoc_pcnoc_mas, + [SNOC_QDSS_INT] = &qdss_int, +}; + +static struct qcom_icc_desc msm8916_snoc = { + .nodes = msm8916_snoc_nodes, + .num_nodes = ARRAY_SIZE(msm8916_snoc_nodes), +}; + +static struct qcom_icc_node *msm8916_bimc_nodes[] = { + [BIMC_SNOC_MAS] = &bimc_snoc_mas, + [MASTER_AMPSS_M0] = &mas_apss, + [MASTER_GRAPHICS_3D] = &mas_gfx, + [MASTER_TCU0] = &mas_tcu0, + [MASTER_TCU1] = &mas_tcu1, + [SLAVE_AMPSS_L2] = &slv_apps_l2, + [SLAVE_EBI_CH0] = &slv_ebi_ch0, + [SNOC_BIMC_0_SLV] = &snoc_bimc_0_slv, + [SNOC_BIMC_1_SLV] = &snoc_bimc_1_slv, +}; + +static struct qcom_icc_desc msm8916_bimc = { + .nodes = msm8916_bimc_nodes, + .num_nodes = ARRAY_SIZE(msm8916_bimc_nodes), +}; + +static struct qcom_icc_node *msm8916_pcnoc_nodes[] = { + [MASTER_BLSP_1] = &mas_blsp_1, + [MASTER_DEHR] = &mas_dehr, + [MASTER_LPASS] = &mas_audio, + [MASTER_CRYPTO_CORE0] = &mas_pcnoc_crypto_0, + [MASTER_SDCC_1] = &mas_pcnoc_sdcc_1, + [MASTER_SDCC_2] = &mas_pcnoc_sdcc_2, + [MASTER_SPDM] = &mas_spdm, + [MASTER_USB_HS] = &mas_usb_hs, + [PCNOC_INT_0] = &pcnoc_int_0, + [PCNOC_INT_1] = &pcnoc_int_1, + [PCNOC_MAS_0] = &pcnoc_m_0, + [PCNOC_MAS_1] = &pcnoc_m_1, + [PCNOC_SLV_0] = &pcnoc_s_0, + [PCNOC_SLV_1] = &pcnoc_s_1, + [PCNOC_SLV_2] = &pcnoc_s_2, + [PCNOC_SLV_3] = &pcnoc_s_3, + [PCNOC_SLV_4] = &pcnoc_s_4, + [PCNOC_SLV_8] = &pcnoc_s_8, + [PCNOC_SLV_9] = &pcnoc_s_9, + [PCNOC_SNOC_MAS] = &pcnoc_snoc_mas, + [SLAVE_BIMC_CFG] = &slv_bimc_cfg, + [SLAVE_BLSP_1] = &slv_blsp_1, + [SLAVE_BOOT_ROM] = &slv_boot_rom, + [SLAVE_CAMERA_CFG] = &slv_camera_cfg, + [SLAVE_CLK_CTL] = &slv_clk_ctl, + [SLAVE_CRYPTO_0_CFG] = &slv_crypto_0_cfg, + [SLAVE_DEHR_CFG] = &slv_dehr_cfg, + [SLAVE_DISPLAY_CFG] = &slv_display_cfg, + [SLAVE_GRAPHICS_3D_CFG] = &slv_gfx_cfg, + [SLAVE_IMEM_CFG] = &slv_imem_cfg, + [SLAVE_LPASS] = &slv_audio, + [SLAVE_MPM] = &slv_mpm, + [SLAVE_MSG_RAM] = &slv_msg_ram, + [SLAVE_MSS] = &slv_mss, + [SLAVE_PDM] = &slv_pdm, + [SLAVE_PMIC_ARB] = &slv_pmic_arb, + [SLAVE_PCNOC_CFG] = &slv_pcnoc_cfg, + [SLAVE_PRNG] = &slv_prng, + [SLAVE_QDSS_CFG] = &slv_qdss_cfg, + [SLAVE_RBCPR_CFG] = &slv_rbcpr_cfg, + [SLAVE_SDCC_1] = &slv_sdcc_1, + [SLAVE_SDCC_2] = &slv_sdcc_2, + [SLAVE_SECURITY] = &slv_security, + [SLAVE_SNOC_CFG] = &slv_snoc_cfg, + [SLAVE_SPDM] = &slv_spdm, + [SLAVE_TCSR] = &slv_tcsr, + [SLAVE_TLMM] = &slv_tlmm, + [SLAVE_USB_HS] = &slv_usb_hs, + [SLAVE_VENUS_CFG] = &slv_venus_cfg, + [SNOC_PCNOC_SLV] = &snoc_pcnoc_slv, +}; + +static struct qcom_icc_desc msm8916_pcnoc = { + .nodes = msm8916_pcnoc_nodes, + .num_nodes = ARRAY_SIZE(msm8916_pcnoc_nodes), +}; + +static int qcom_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak) +{ + *agg_avg += avg_bw; + *agg_peak = max(*agg_peak, peak_bw); + + return 0; +} + +static int qcom_icc_set(struct icc_node *src, struct icc_node *dst) +{ + struct qcom_icc_provider *qp; + struct qcom_icc_node *qn; + struct icc_provider *provider; + struct icc_node *n; + u64 sum_bw; + u64 max_peak_bw; + u64 rate; + u32 agg_avg = 0; + u32 agg_peak = 0; + int ret, i; + + qn = src->data; + provider = src->provider; + qp = to_qcom_provider(provider); + + list_for_each_entry(n, &provider->nodes, node_list) + qcom_icc_aggregate(n, 0, n->avg_bw, n->peak_bw, + &agg_avg, &agg_peak); + + sum_bw = icc_units_to_bps(agg_avg); + max_peak_bw = icc_units_to_bps(agg_peak); + + /* send bandwidth request message to the RPM processor */ + if (qn->mas_rpm_id != -1) { + ret = qcom_icc_rpm_smd_send(QCOM_SMD_RPM_ACTIVE_STATE, + RPM_BUS_MASTER_REQ, + qn->mas_rpm_id, + sum_bw); + if (ret) { + pr_err("qcom_icc_rpm_smd_send mas %d error %d\n", + qn->mas_rpm_id, ret); + return ret; + } + } + + if (qn->slv_rpm_id != -1) { + ret = qcom_icc_rpm_smd_send(QCOM_SMD_RPM_ACTIVE_STATE, + RPM_BUS_SLAVE_REQ, + qn->slv_rpm_id, + sum_bw); + if (ret) { + pr_err("qcom_icc_rpm_smd_send slv error %d\n", + ret); + return ret; + } + } + + rate = max(sum_bw, max_peak_bw); + + do_div(rate, qn->buswidth); + + if (qn->rate == rate) + return 0; + + for (i = 0; i < qp->num_clks; i++) { + ret = clk_set_rate(qp->bus_clks[i].clk, rate); + if (ret) { + pr_err("%s clk_set_rate error: %d\n", + qp->bus_clks[i].id, ret); + return ret; + } + } + + qn->rate = rate; + + return 0; +} + +static int qnoc_remove(struct platform_device *pdev) +{ + struct qcom_icc_provider *qp = platform_get_drvdata(pdev); + struct icc_provider *provider = &qp->provider; + struct icc_node *n; + + list_for_each_entry(n, &provider->nodes, node_list) { + icc_node_del(n); + icc_node_destroy(n->id); + } + clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks); + + return icc_provider_del(provider); +} + +static int qnoc_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + const struct qcom_icc_desc *desc; + struct icc_onecell_data *data; + struct icc_provider *provider; + struct qcom_icc_node **qnodes; + struct qcom_icc_provider *qp; + struct icc_node *node; + size_t num_nodes, i; + int ret; + + /* wait for the RPM proxy */ + if (!qcom_icc_rpm_smd_available()) + return -EPROBE_DEFER; + + desc = of_device_get_match_data(dev); + if (!desc) + return -EINVAL; + + qnodes = desc->nodes; + num_nodes = desc->num_nodes; + + qp = devm_kzalloc(dev, sizeof(*qp), GFP_KERNEL); + if (!qp) + return -ENOMEM; + + data = devm_kzalloc(dev, struct_size(data, nodes, num_nodes), + GFP_KERNEL); + if (!data) + return -ENOMEM; + + qp->bus_clks = devm_kmemdup(dev, bus_clocks, sizeof(bus_clocks), + GFP_KERNEL); + if (!qp->bus_clks) + return -ENOMEM; + + qp->num_clks = ARRAY_SIZE(bus_clocks); + ret = devm_clk_bulk_get(dev, qp->num_clks, qp->bus_clks); + if (ret) + return ret; + + ret = clk_bulk_prepare_enable(qp->num_clks, qp->bus_clks); + if (ret) + return ret; + + provider = &qp->provider; + INIT_LIST_HEAD(&provider->nodes); + provider->dev = dev; + provider->set = qcom_icc_set; + provider->aggregate = qcom_icc_aggregate; + provider->xlate = of_icc_xlate_onecell; + provider->data = data; + + ret = icc_provider_add(provider); + if (ret) { + dev_err(dev, "error adding interconnect provider: %d\n", ret); + clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks); + return ret; + } + + for (i = 0; i < num_nodes; i++) { + size_t j; + + node = icc_node_create(qnodes[i]->id); + if (IS_ERR(node)) { + ret = PTR_ERR(node); + goto err; + } + + node->name = qnodes[i]->name; + node->data = qnodes[i]; + icc_node_add(node, provider); + + dev_dbg(dev, "registered node %s\n", node->name); + + /* populate links */ + for (j = 0; j < qnodes[i]->num_links; j++) + icc_link_create(node, qnodes[i]->links[j]); + + data->nodes[i] = node; + } + data->num_nodes = num_nodes; + + platform_set_drvdata(pdev, qp); + + return 0; +err: + qnoc_remove(pdev); + + return ret; +} + +static const struct of_device_id msm8916_noc_of_match[] = { + { .compatible = "qcom,msm8916-bimc", .data = &msm8916_bimc }, + { .compatible = "qcom,msm8916-pcnoc", .data = &msm8916_pcnoc }, + { .compatible = "qcom,msm8916-snoc", .data = &msm8916_snoc }, + { }, +}; +MODULE_DEVICE_TABLE(of, msm8916_noc_of_match); + +static struct platform_driver msm8916_noc_driver = { + .probe = qnoc_probe, + .remove = qnoc_remove, + .driver = { + .name = "qnoc-msm8916", + .of_match_table = msm8916_noc_of_match, + }, +}; +module_platform_driver(msm8916_noc_driver); +MODULE_AUTHOR("Georgi Djakov "); +MODULE_DESCRIPTION("Qualcomm MSM8916 NoC driver"); +MODULE_LICENSE("GPL v2");