From patchwork Mon Jun 27 14:19:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648959 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=jj62KECv; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdW03Nsz9sGY for ; Tue, 28 Jun 2022 00:20:47 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236990AbiF0OUn (ORCPT ); Mon, 27 Jun 2022 10:20:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37970 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235267AbiF0OUm (ORCPT ); Mon, 27 Jun 2022 10:20:42 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3006D101FD; Mon, 27 Jun 2022 07:20:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=ksIHmlKSMU37+Zo3znbjONqVsnNwDJ3NzqXq/aV3oCA=; b=jj62KECv4psctWkcuf5Ses0v9O o4gDWXoxwTWF2JnaENsSFlJp75IeIDlmm5FwZx42Fw2pSG0sfcWGkibG9WgCLW+5Kj6JRdKKaQoFk KZR6rCtADOL1SnarxSxH1z6+4243ZmmLJwCwkXB7MvYR+/bhJigZ2aPLOEjVSuNc4WzV5I56YDJpA OmR4T5EvR9cd0LzRh7Uk/nF/Up9dbgiegDUl18WVbAalbekxpXZEda2Wf91ywh6iEDwNVsiBxFDQw keUdgXQ791ceVjqTJMgk9vLnOD7OpHX8v3xZIylpmA2monnp5qqUmHCGEcEhXCJaq8E5o1v/7kHPa sCv/S6Lg==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbK-003N2J-L8; Mon, 27 Jun 2022 17:20:29 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , Rob Herring , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 01/22] dt-bindings: host1x: Add iommu-map property Date: Mon, 27 Jun 2022 17:19:47 +0300 Message-Id: <20220627142008.2072474-2-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add schema information for specifying context stream IDs. This uses the standard iommu-map property. Signed-off-by: Mikko Perttunen Reviewed-by: Robin Murphy Acked-by: Rob Herring --- v3: * New patch v4: * Remove memory-contexts subnode. --- .../bindings/display/tegra/nvidia,tegra20-host1x.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml index 4fd513efb0f7..0adeb03b9e3a 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml @@ -144,6 +144,11 @@ allOf: reset-names: maxItems: 1 + iommu-map: + description: Specification of stream IDs available for memory context device + use. Should be a mapping of IDs 0..n to IOMMU entries corresponding to + usable stream IDs. + required: - reg-names From patchwork Mon Jun 27 14:19:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648982 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=XDbrrwqQ; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdx5HYqz9sGY for ; Tue, 28 Jun 2022 00:21:09 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237156AbiF0OVI (ORCPT ); Mon, 27 Jun 2022 10:21:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38020 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236994AbiF0OUn (ORCPT ); Mon, 27 Jun 2022 10:20:43 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2FE92101F7; Mon, 27 Jun 2022 07:20:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=QVKVrjwnukQ5lQnhbQukvjMnPiKrXBsMGzKK7f6HmtQ=; b=XDbrrwqQFS62z5V9uPtlrxzmPs 8WsphxZ1YT8MNIfdbeSCXrYysMr0DVEx3SlhBQjVO3xuoIBJZIbGxyZBfYksOltk0M0cBOcFMoq/3 RIKgfE6j7BABi+zfLlIgF2I8ID/QiYOEr+DvA24AxFg+F90xJ+7vqr9sQ0ECDLxK69XfYCkeI6tSU Nbr2mc1wcukhKiox9ioSDrk304XyL515MpRNPcpkeaGl3vCzqJJZmd4HQy8WWTq9wXJf2lsi4eRBK AN38/f8g3mIHqMnL4aNVkI+jwOQrKczvApLyOciWhNcpp5nNIpqiFb5kOu+obqoCRnJQCyX0sfchh HXRtESCw==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbK-003N2J-Rz; Mon, 27 Jun 2022 17:20:29 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 02/22] gpu: host1x: Add context device management code Date: Mon, 27 Jun 2022 17:19:48 +0300 Message-Id: <20220627142008.2072474-3-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add code to register context devices from device tree, allocate them out and manage their refcounts. Signed-off-by: Mikko Perttunen --- v2: * Directly set DMA mask instead of inheriting from Host1x. * Use iommu-map instead of custom DT property. v4: * Use u64 instead of dma_addr_t for DMA mask * Use unsigned ints for indexes and adjust error handling flow * Parse iommu-map property at top level host1x DT node * Use separate DMA mask per device * Export symbols as GPL v5: * Rename host1x_context to host1x_memory_context v6: * Use device_iommu_mapped to check if the context device got mapped to an IOMMU. * Fix build with CONFIG_IOMMU_API disabled. --- drivers/gpu/host1x/Makefile | 3 + drivers/gpu/host1x/context.c | 160 +++++++++++++++++++++++++++++++++++ drivers/gpu/host1x/context.h | 38 +++++++++ drivers/gpu/host1x/dev.c | 12 ++- drivers/gpu/host1x/dev.h | 2 + include/linux/host1x.h | 34 ++++++++ 6 files changed, 248 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/host1x/context.c create mode 100644 drivers/gpu/host1x/context.h diff --git a/drivers/gpu/host1x/Makefile b/drivers/gpu/host1x/Makefile index c891a3e33844..28f7aaedce0f 100644 --- a/drivers/gpu/host1x/Makefile +++ b/drivers/gpu/host1x/Makefile @@ -17,5 +17,8 @@ host1x-y = \ hw/host1x06.o \ hw/host1x07.o +host1x-$(CONFIG_IOMMU_API) += \ + context.o + obj-$(CONFIG_TEGRA_HOST1X) += host1x.o obj-$(CONFIG_TEGRA_HOST1X_CONTEXT_BUS) += context_bus.o diff --git a/drivers/gpu/host1x/context.c b/drivers/gpu/host1x/context.c new file mode 100644 index 000000000000..b08cf11f9a66 --- /dev/null +++ b/drivers/gpu/host1x/context.c @@ -0,0 +1,160 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2021, NVIDIA Corporation. + */ + +#include +#include +#include +#include +#include +#include + +#include "context.h" +#include "dev.h" + +int host1x_memory_context_list_init(struct host1x *host1x) +{ + struct host1x_memory_context_list *cdl = &host1x->context_list; + struct device_node *node = host1x->dev->of_node; + struct host1x_memory_context *ctx; + unsigned int i; + int err; + + cdl->devs = NULL; + cdl->len = 0; + mutex_init(&cdl->lock); + + err = of_property_count_u32_elems(node, "iommu-map"); + if (err < 0) + return 0; + + cdl->devs = kcalloc(err, sizeof(*cdl->devs), GFP_KERNEL); + if (!cdl->devs) + return -ENOMEM; + cdl->len = err / 4; + + for (i = 0; i < cdl->len; i++) { + struct iommu_fwspec *fwspec; + + ctx = &cdl->devs[i]; + + ctx->host = host1x; + + device_initialize(&ctx->dev); + + /* + * Due to an issue with T194 NVENC, only 38 bits can be used. + * Anyway, 256GiB of IOVA ought to be enough for anyone. + */ + ctx->dma_mask = DMA_BIT_MASK(38); + ctx->dev.dma_mask = &ctx->dma_mask; + ctx->dev.coherent_dma_mask = ctx->dma_mask; + dev_set_name(&ctx->dev, "host1x-ctx.%d", i); + ctx->dev.bus = &host1x_context_device_bus_type; + ctx->dev.parent = host1x->dev; + + dma_set_max_seg_size(&ctx->dev, UINT_MAX); + + err = device_add(&ctx->dev); + if (err) { + dev_err(host1x->dev, "could not add context device %d: %d\n", i, err); + goto del_devices; + } + + err = of_dma_configure_id(&ctx->dev, node, true, &i); + if (err) { + dev_err(host1x->dev, "IOMMU configuration failed for context device %d: %d\n", + i, err); + device_del(&ctx->dev); + goto del_devices; + } + + fwspec = dev_iommu_fwspec_get(&ctx->dev); + if (!fwspec || !device_iommu_mapped(&ctx->dev)) { + dev_err(host1x->dev, "Context device %d has no IOMMU!\n", i); + device_del(&ctx->dev); + goto del_devices; + } + + ctx->stream_id = fwspec->ids[0] & 0xffff; + } + + return 0; + +del_devices: + while (i--) + device_del(&cdl->devs[i].dev); + + kfree(cdl->devs); + cdl->len = 0; + + return err; +} + +void host1x_memory_context_list_free(struct host1x_memory_context_list *cdl) +{ + unsigned int i; + + for (i = 0; i < cdl->len; i++) + device_del(&cdl->devs[i].dev); + + kfree(cdl->devs); + cdl->len = 0; +} + +struct host1x_memory_context *host1x_memory_context_alloc(struct host1x *host1x, + struct pid *pid) +{ + struct host1x_memory_context_list *cdl = &host1x->context_list; + struct host1x_memory_context *free = NULL; + int i; + + if (!cdl->len) + return ERR_PTR(-EOPNOTSUPP); + + mutex_lock(&cdl->lock); + + for (i = 0; i < cdl->len; i++) { + struct host1x_memory_context *cd = &cdl->devs[i]; + + if (cd->owner == pid) { + refcount_inc(&cd->ref); + mutex_unlock(&cdl->lock); + return cd; + } else if (!cd->owner && !free) { + free = cd; + } + } + + if (!free) { + mutex_unlock(&cdl->lock); + return ERR_PTR(-EBUSY); + } + + refcount_set(&free->ref, 1); + free->owner = get_pid(pid); + + mutex_unlock(&cdl->lock); + + return free; +} +EXPORT_SYMBOL_GPL(host1x_memory_context_alloc); + +void host1x_memory_context_get(struct host1x_memory_context *cd) +{ + refcount_inc(&cd->ref); +} +EXPORT_SYMBOL_GPL(host1x_memory_context_get); + +void host1x_memory_context_put(struct host1x_memory_context *cd) +{ + struct host1x_memory_context_list *cdl = &cd->host->context_list; + + if (refcount_dec_and_mutex_lock(&cd->ref, &cdl->lock)) { + put_pid(cd->owner); + cd->owner = NULL; + mutex_unlock(&cdl->lock); + } +} +EXPORT_SYMBOL_GPL(host1x_memory_context_put); diff --git a/drivers/gpu/host1x/context.h b/drivers/gpu/host1x/context.h new file mode 100644 index 000000000000..3e03bc1d3bac --- /dev/null +++ b/drivers/gpu/host1x/context.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Host1x context devices + * + * Copyright (c) 2020, NVIDIA Corporation. + */ + +#ifndef __HOST1X_CONTEXT_H +#define __HOST1X_CONTEXT_H + +#include +#include + +struct host1x; + +extern struct bus_type host1x_context_device_bus_type; + +struct host1x_memory_context_list { + struct mutex lock; + struct host1x_memory_context *devs; + unsigned int len; +}; + +#ifdef CONFIG_IOMMU_API +int host1x_memory_context_list_init(struct host1x *host1x); +void host1x_memory_context_list_free(struct host1x_memory_context_list *cdl); +#else +static inline int host1x_memory_context_list_init(struct host1x *host1x) +{ + return 0; +} + +static inline void host1x_memory_context_list_free(struct host1x_memory_context_list *cdl) +{ +} +#endif + +#endif diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 80c685ab3e30..89cc79a48eab 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -28,6 +28,7 @@ #include "bus.h" #include "channel.h" +#include "context.h" #include "debug.h" #include "dev.h" #include "intr.h" @@ -503,10 +504,16 @@ static int host1x_probe(struct platform_device *pdev) goto iommu_exit; } + err = host1x_memory_context_list_init(host); + if (err) { + dev_err(&pdev->dev, "failed to initialize context list\n"); + goto free_channels; + } + err = host1x_syncpt_init(host); if (err) { dev_err(&pdev->dev, "failed to initialize syncpts\n"); - goto free_channels; + goto free_contexts; } err = host1x_intr_init(host, syncpt_irq); @@ -550,6 +557,8 @@ static int host1x_probe(struct platform_device *pdev) host1x_intr_deinit(host); deinit_syncpt: host1x_syncpt_deinit(host); +free_contexts: + host1x_memory_context_list_free(&host->context_list); free_channels: host1x_channel_list_free(&host->channel_list); iommu_exit: @@ -571,6 +580,7 @@ static int host1x_remove(struct platform_device *pdev) host1x_intr_deinit(host); host1x_syncpt_deinit(host); + host1x_memory_context_list_free(&host->context_list); host1x_channel_list_free(&host->channel_list); host1x_iommu_exit(host); host1x_bo_cache_destroy(&host->cache); diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index ca4b082f0cd4..7552a4554534 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -14,6 +14,7 @@ #include "cdma.h" #include "channel.h" +#include "context.h" #include "intr.h" #include "job.h" #include "syncpt.h" @@ -141,6 +142,7 @@ struct host1x { struct mutex syncpt_mutex; struct host1x_channel_list channel_list; + struct host1x_memory_context_list context_list; struct dentry *debugfs; diff --git a/include/linux/host1x.h b/include/linux/host1x.h index c0bf4e581fe9..32a82da13fed 100644 --- a/include/linux/host1x.h +++ b/include/linux/host1x.h @@ -446,4 +446,38 @@ int tegra_mipi_disable(struct tegra_mipi_device *device); int tegra_mipi_start_calibration(struct tegra_mipi_device *device); int tegra_mipi_finish_calibration(struct tegra_mipi_device *device); +/* host1x memory contexts */ + +struct host1x_memory_context { + struct host1x *host; + + refcount_t ref; + struct pid *owner; + + struct device dev; + u64 dma_mask; + u32 stream_id; +}; + +#ifdef CONFIG_IOMMU_API +struct host1x_memory_context *host1x_memory_context_alloc(struct host1x *host1x, + struct pid *pid); +void host1x_memory_context_get(struct host1x_memory_context *cd); +void host1x_memory_context_put(struct host1x_memory_context *cd); +#else +static inline struct host1x_memory_context *host1x_memory_context_alloc(struct host1x *host1x, + struct pid *pid) +{ + return NULL; +} + +static inline void host1x_memory_context_get(struct host1x_memory_context *cd) +{ +} + +static inline void host1x_memory_context_put(struct host1x_memory_context *cd) +{ +} +#endif + #endif From patchwork Mon Jun 27 14:19:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648974 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=mapIPbes; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdl3mKBz9sGY for ; 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b=mapIPbesA32jrsANklYn2xhbtv a/lelN8ZiegVI1XYpWOB2mFIYIFKVEb8I9RcGKpQBwzLpIXSjh3EhHlbjAkiDeOS5jWlebQwykMyt 5TfntNZJlK6lMNbi8rKVedqxd7eZmE+do2PGLIiSRq7Ygr1dxwp7zKGSPIJveljJKukHj5bsTO6SC UB6t4v5gHRk3qtke1Pu5Xm6N+dM2aJq5GhN6LOZZ/tV7M43JF98DbuELWs8J3nBOOTnPjtwyva/Fb ikMCTeDeQyu8wRcVcU7hKu5bWdBA0UlP0w4+r65yUcA4c7h5BByjbCvWXKAOcDTP9LKiAdqkvAAQT 0s2/PomQ==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbL-003N2J-7i; Mon, 27 Jun 2022 17:20:30 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 03/22] gpu: host1x: Program context stream ID on submission Date: Mon, 27 Jun 2022 17:19:49 +0300 Message-Id: <20220627142008.2072474-4-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add code to do stream ID switching at the beginning of a job. The stream ID is switched to the stream ID specified by the context passed in the job structure. Before switching the stream ID, an OP_DONE wait is done on the channel's engine to ensure that there is no residual ongoing work that might do DMA using the new stream ID. Signed-off-by: Mikko Perttunen --- v5: * Add fallback stream ID. Not used yet, will be needed for full featured opcode sequence. * Rename host1x_context to host1x_memory_context v4: * Rename job->context to job->memory_context for clarity --- drivers/gpu/host1x/hw/channel_hw.c | 52 +++++++++++++++++++++-- drivers/gpu/host1x/hw/host1x06_hardware.h | 10 +++++ drivers/gpu/host1x/hw/host1x07_hardware.h | 10 +++++ include/linux/host1x.h | 8 ++++ 4 files changed, 76 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/host1x/hw/channel_hw.c b/drivers/gpu/host1x/hw/channel_hw.c index 6b40e9af1e88..f84caf06621a 100644 --- a/drivers/gpu/host1x/hw/channel_hw.c +++ b/drivers/gpu/host1x/hw/channel_hw.c @@ -180,6 +180,45 @@ static void host1x_enable_gather_filter(struct host1x_channel *ch) #endif } +static void host1x_channel_program_engine_streamid(struct host1x_job *job) +{ +#if HOST1X_HW >= 6 + u32 fence; + + if (!job->memory_context) + return; + + fence = host1x_syncpt_incr_max(job->syncpt, 1); + + /* First, increment a syncpoint on OP_DONE condition.. */ + + host1x_cdma_push(&job->channel->cdma, + host1x_opcode_nonincr(HOST1X_UCLASS_INCR_SYNCPT, 1), + HOST1X_UCLASS_INCR_SYNCPT_INDX_F(job->syncpt->id) | + HOST1X_UCLASS_INCR_SYNCPT_COND_F(1)); + + /* Wait for syncpoint to increment */ + + host1x_cdma_push(&job->channel->cdma, + host1x_opcode_setclass(HOST1X_CLASS_HOST1X, + host1x_uclass_wait_syncpt_r(), 1), + host1x_class_host_wait_syncpt(job->syncpt->id, fence)); + + /* + * Now that we know the engine is idle, return to class and + * change stream ID. + */ + + host1x_cdma_push(&job->channel->cdma, + host1x_opcode_setclass(job->class, 0, 0), + HOST1X_OPCODE_NOP); + + host1x_cdma_push(&job->channel->cdma, + host1x_opcode_setpayload(job->memory_context->stream_id), + host1x_opcode_setstreamid(job->engine_streamid_offset / 4)); +#endif +} + static int channel_submit(struct host1x_job *job) { struct host1x_channel *ch = job->channel; @@ -236,18 +275,23 @@ static int channel_submit(struct host1x_job *job) if (sp->base) synchronize_syncpt_base(job); - syncval = host1x_syncpt_incr_max(sp, user_syncpt_incrs); - host1x_hw_syncpt_assign_to_channel(host, sp, ch); - job->syncpt_end = syncval; - /* add a setclass for modules that require it */ if (job->class) host1x_cdma_push(&ch->cdma, host1x_opcode_setclass(job->class, 0, 0), HOST1X_OPCODE_NOP); + /* + * Ensure engine DMA is idle and set new stream ID. May increment + * syncpt max. + */ + host1x_channel_program_engine_streamid(job); + + syncval = host1x_syncpt_incr_max(sp, user_syncpt_incrs); + job->syncpt_end = syncval; + submit_gathers(job, syncval - user_syncpt_incrs); /* end CDMA submit & stash pinned hMems into sync queue */ diff --git a/drivers/gpu/host1x/hw/host1x06_hardware.h b/drivers/gpu/host1x/hw/host1x06_hardware.h index 01a142a09800..5d515745eee7 100644 --- a/drivers/gpu/host1x/hw/host1x06_hardware.h +++ b/drivers/gpu/host1x/hw/host1x06_hardware.h @@ -127,6 +127,16 @@ static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; } +static inline u32 host1x_opcode_setstreamid(unsigned streamid) +{ + return (7 << 28) | streamid; +} + +static inline u32 host1x_opcode_setpayload(unsigned payload) +{ + return (9 << 28) | payload; +} + static inline u32 host1x_opcode_gather_wide(unsigned count) { return (12 << 28) | count; diff --git a/drivers/gpu/host1x/hw/host1x07_hardware.h b/drivers/gpu/host1x/hw/host1x07_hardware.h index e6582172ebfd..82c0cc9bb0b5 100644 --- a/drivers/gpu/host1x/hw/host1x07_hardware.h +++ b/drivers/gpu/host1x/hw/host1x07_hardware.h @@ -127,6 +127,16 @@ static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; } +static inline u32 host1x_opcode_setstreamid(unsigned streamid) +{ + return (7 << 28) | streamid; +} + +static inline u32 host1x_opcode_setpayload(unsigned payload) +{ + return (9 << 28) | payload; +} + static inline u32 host1x_opcode_gather_wide(unsigned count) { return (12 << 28) | count; diff --git a/include/linux/host1x.h b/include/linux/host1x.h index 32a82da13fed..cb2100d9b0ff 100644 --- a/include/linux/host1x.h +++ b/include/linux/host1x.h @@ -327,6 +327,14 @@ struct host1x_job { /* Whether host1x-side firewall should be ran for this job or not */ bool enable_firewall; + + /* Options for configuring engine data stream ID */ + /* Context device to use for job */ + struct host1x_memory_context *memory_context; + /* Stream ID to use if context isolation is disabled (!memory_context) */ + u32 engine_fallback_streamid; + /* Engine offset to program stream ID to */ + u32 engine_streamid_offset; }; struct host1x_job *host1x_job_alloc(struct host1x_channel *ch, From patchwork Mon Jun 27 14:19:50 2022 Content-Type: text/plain; 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Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbL-003N2J-Eu; Mon, 27 Jun 2022 17:20:30 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 04/22] arm64: tegra: Add Host1x context stream IDs on Tegra186+ Date: Mon, 27 Jun 2022 17:19:50 +0300 Message-Id: <20220627142008.2072474-5-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add Host1x context stream IDs on systems that support Host1x context isolation. Host1x and attached engines can use these stream IDs to allow isolation between memory used by different processes. The specified stream IDs must match those configured by the hypervisor, if one is present. Signed-off-by: Mikko Perttunen --- v2: * Added context devices on T194. * Use iommu-map instead of custom property. v4: * Remove memory-contexts subnode. --- arch/arm64/boot/dts/nvidia/tegra186.dtsi | 11 +++++++++++ arch/arm64/boot/dts/nvidia/tegra194.dtsi | 11 +++++++++++ 2 files changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi index 0e9afc3e2f26..5f560f13ed93 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -1461,6 +1461,17 @@ host1x@13e00000 { iommus = <&smmu TEGRA186_SID_HOST1X>; + /* Context isolation domains */ + iommu-map = < + 0 &smmu TEGRA186_SID_HOST1X_CTX0 1 + 1 &smmu TEGRA186_SID_HOST1X_CTX1 1 + 2 &smmu TEGRA186_SID_HOST1X_CTX2 1 + 3 &smmu TEGRA186_SID_HOST1X_CTX3 1 + 4 &smmu TEGRA186_SID_HOST1X_CTX4 1 + 5 &smmu TEGRA186_SID_HOST1X_CTX5 1 + 6 &smmu TEGRA186_SID_HOST1X_CTX6 1 + 7 &smmu TEGRA186_SID_HOST1X_CTX7 1>; + dpaux1: dpaux@15040000 { compatible = "nvidia,tegra186-dpaux"; reg = <0x15040000 0x10000>; diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index d1f8248c00f4..613fd71dec25 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -1769,6 +1769,17 @@ host1x@13e00000 { interconnect-names = "dma-mem"; iommus = <&smmu TEGRA194_SID_HOST1X>; + /* Context isolation domains */ + iommu-map = < + 0 &smmu TEGRA194_SID_HOST1X_CTX0 1 + 1 &smmu TEGRA194_SID_HOST1X_CTX1 1 + 2 &smmu TEGRA194_SID_HOST1X_CTX2 1 + 3 &smmu TEGRA194_SID_HOST1X_CTX3 1 + 4 &smmu TEGRA194_SID_HOST1X_CTX4 1 + 5 &smmu TEGRA194_SID_HOST1X_CTX5 1 + 6 &smmu TEGRA194_SID_HOST1X_CTX6 1 + 7 &smmu TEGRA194_SID_HOST1X_CTX7 1>; + nvdec@15140000 { compatible = "nvidia,tegra194-nvdec"; reg = <0x15140000 0x00040000>; From patchwork Mon Jun 27 14:19:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648961 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; 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Mon, 27 Jun 2022 17:20:30 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 05/22] drm/tegra: falcon: Set DMACTX field on DMA transactions Date: Mon, 27 Jun 2022 17:19:51 +0300 Message-Id: <20220627142008.2072474-6-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen The DMACTX field determines which context, as specified in the TRANSCFG register, is used. While during boot it doesn't matter which is used, later on it matters and this value is reused by the firmware. Signed-off-by: Mikko Perttunen --- drivers/gpu/drm/tegra/falcon.c | 8 ++++++++ drivers/gpu/drm/tegra/falcon.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/tegra/falcon.c b/drivers/gpu/drm/tegra/falcon.c index 3762d87759d9..c0d85463eb1a 100644 --- a/drivers/gpu/drm/tegra/falcon.c +++ b/drivers/gpu/drm/tegra/falcon.c @@ -48,6 +48,14 @@ static int falcon_copy_chunk(struct falcon *falcon, if (target == FALCON_MEMORY_IMEM) cmd |= FALCON_DMATRFCMD_IMEM; + /* + * Use second DMA context (i.e. the one for firmware). Strictly + * speaking, at this point both DMA contexts point to the firmware + * stream ID, but this register's value will be reused by the firmware + * for later DMA transactions, so we need to use the correct value. + */ + cmd |= FALCON_DMATRFCMD_DMACTX(1); + falcon_writel(falcon, offset, FALCON_DMATRFMOFFS); falcon_writel(falcon, base, FALCON_DMATRFFBOFFS); falcon_writel(falcon, cmd, FALCON_DMATRFCMD); diff --git a/drivers/gpu/drm/tegra/falcon.h b/drivers/gpu/drm/tegra/falcon.h index c56ee32d92ee..1955cf11a8a6 100644 --- a/drivers/gpu/drm/tegra/falcon.h +++ b/drivers/gpu/drm/tegra/falcon.h @@ -50,6 +50,7 @@ #define FALCON_DMATRFCMD_IDLE (1 << 1) #define FALCON_DMATRFCMD_IMEM (1 << 4) #define FALCON_DMATRFCMD_SIZE_256B (6 << 8) +#define FALCON_DMATRFCMD_DMACTX(v) (((v) & 0x7) << 12) #define FALCON_DMATRFFBOFFS 0x0000111c From patchwork Mon Jun 27 14:19:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648962 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=rQSsuZ0u; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdZ3LZ3z9sGY for ; Tue, 28 Jun 2022 00:20:50 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237041AbiF0OUp (ORCPT ); Mon, 27 Jun 2022 10:20:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236980AbiF0OUm (ORCPT ); Mon, 27 Jun 2022 10:20:42 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2FD97FD0A; Mon, 27 Jun 2022 07:20:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=kX6TxBhPYP7/zzOagr1iopz1md+3ufdCaT6isU511rc=; b=rQSsuZ0ukcjbxSYIvYrEODLIIK zTn7kRwdehCHH/WKw75C+cye8yo1UvUcFbqND2lk6SrNi0BxUjcKFMAoplNVrEggfFA58Cr5m6NWu 2PXltBaL9mVs7cWNEWf2BUarPQmD9T7yqBDkAOvn/HZlVU6m4mI1tUcj+LVjcAiAyZDwb1+CEB8uA VrQRb7SPiFisN+pPRHIbeeQm4XjMeFA5UwO6kDeyKMKbyccppZURc93S7mOqj7eUhr4xco8rFjlGy 4m/Gpajf1+vT2cE7QN/h8HG6JrjJBndrtrkKjgYpnwt1I+RBgISescQG6UB58koy18TNNRzR14jV9 XnMOSFIQ==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbL-003N2J-Sy; Mon, 27 Jun 2022 17:20:30 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 06/22] drm/tegra: nvdec: Fix TRANSCFG register offset Date: Mon, 27 Jun 2022 17:19:52 +0300 Message-Id: <20220627142008.2072474-7-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen NVDEC's TRANSCFG register is at a different offset than VIC. This becomes a problem now when context isolation is enabled and the reset value of the register is no longer sufficient. Signed-off-by: Mikko Perttunen --- v6: * New patch --- drivers/gpu/drm/tegra/nvdec.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/tegra/nvdec.c b/drivers/gpu/drm/tegra/nvdec.c index 79e1e88203cf..386f9b2e78c4 100644 --- a/drivers/gpu/drm/tegra/nvdec.c +++ b/drivers/gpu/drm/tegra/nvdec.c @@ -21,6 +21,8 @@ #include "falcon.h" #include "vic.h" +#define NVDEC_TFBIF_TRANSCFG 0x2c44 + struct nvdec_config { const char *firmware; unsigned int version; @@ -63,7 +65,7 @@ static int nvdec_boot(struct nvdec *nvdec) u32 value; value = TRANSCFG_ATT(1, TRANSCFG_SID_FALCON) | TRANSCFG_ATT(0, TRANSCFG_SID_HW); - nvdec_writel(nvdec, value, VIC_TFBIF_TRANSCFG); + nvdec_writel(nvdec, value, NVDEC_TFBIF_TRANSCFG); if (spec->num_ids > 0) { value = spec->ids[0] & 0xffff; From patchwork Mon Jun 27 14:19:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648985 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=NhFNJIh+; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqf02vSsz9sGY for ; Tue, 28 Jun 2022 00:21:12 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237178AbiF0OVK (ORCPT ); Mon, 27 Jun 2022 10:21:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236995AbiF0OUn (ORCPT ); Mon, 27 Jun 2022 10:20:43 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB9A711153; Mon, 27 Jun 2022 07:20:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=yb5ZRXXvSv1MiO+QoygFiVs/3UGGooAnjV7C1vURjL4=; b=NhFNJIh+AmVg/EDEzOo61AV+Tl EncQO78AnRKh8u10DOIt60guoLIDxg8f6AoeizjeJCU1tHMeas5C3Ht9S+jt7h4aNuJhooxNqanMx oWesozbAQgBHzRT9JUnWI/Uo4Yd+2Y/tp06PQ2cLfx82tT8UEX4gaH9gfno4Z3+2RBXlgKUO0f8BO ce78HfnI5MQNCJTSgLhu3o+8HDCRFM+toRuzHtj/KChs7Get/k9dN0CGE6ckocHe85Lbiq9rbOycY s6AoxsxhoxMmyu55GMgaA2ndIVDhQn0H7kWM6/OP5xrfyf/6zWSu4Ctsl9RVVnI3rza/c53SHDFL6 4YIWEvXA==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbM-003N2J-3r; Mon, 27 Jun 2022 17:20:31 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 07/22] drm/tegra: Support context isolation Date: Mon, 27 Jun 2022 17:19:53 +0300 Message-Id: <20220627142008.2072474-8-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen For engines that support context isolation, allocate a context when opening a channel, and set up stream ID offset and context fields when submitting a job. As of this commit, the stream ID offset and fallback stream ID are not used when context isolation is disabled. However, with upcoming patches that enable a full featured job opcode sequence, these will be necessary. Signed-off-by: Mikko Perttunen --- v5: * On supporting engines, always program stream ID offset and new fallback stream ID. * Rename host1x_context to host1x_memory_context v4: * Separate error and output values in get_streamid_offset API * Improve error handling * Rename job->context to job->memory_context for clarity --- drivers/gpu/drm/tegra/drm.h | 3 +++ drivers/gpu/drm/tegra/submit.c | 48 +++++++++++++++++++++++++++++++++- drivers/gpu/drm/tegra/uapi.c | 43 ++++++++++++++++++++++++++++-- 3 files changed, 91 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index fc0a19554eac..2acc8f2948ad 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -80,6 +80,7 @@ struct tegra_drm_context { /* Only used by new UAPI. */ struct xarray mappings; + struct host1x_memory_context *memory_context; }; struct tegra_drm_client_ops { @@ -91,6 +92,8 @@ struct tegra_drm_client_ops { int (*submit)(struct tegra_drm_context *context, struct drm_tegra_submit *args, struct drm_device *drm, struct drm_file *file); + int (*get_streamid_offset)(struct tegra_drm_client *client, u32 *offset); + int (*can_use_memory_ctx)(struct tegra_drm_client *client, bool *supported); }; int tegra_drm_submit(struct tegra_drm_context *context, diff --git a/drivers/gpu/drm/tegra/submit.c b/drivers/gpu/drm/tegra/submit.c index 6d6dd8c35475..b24738bdf3df 100644 --- a/drivers/gpu/drm/tegra/submit.c +++ b/drivers/gpu/drm/tegra/submit.c @@ -498,6 +498,9 @@ static void release_job(struct host1x_job *job) struct tegra_drm_submit_data *job_data = job->user_data; u32 i; + if (job->memory_context) + host1x_memory_context_put(job->memory_context); + for (i = 0; i < job_data->num_used_mappings; i++) tegra_drm_mapping_put(job_data->used_mappings[i].mapping); @@ -588,11 +591,51 @@ int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data, goto put_job; } + if (context->client->ops->get_streamid_offset) { + err = context->client->ops->get_streamid_offset( + context->client, &job->engine_streamid_offset); + if (err) { + SUBMIT_ERR(context, "failed to get streamid offset: %d", err); + goto unpin_job; + } + } + + if (context->memory_context && context->client->ops->can_use_memory_ctx) { + bool supported; + + err = context->client->ops->can_use_memory_ctx(context->client, &supported); + if (err) { + SUBMIT_ERR(context, "failed to detect if engine can use memory context: %d", err); + goto unpin_job; + } + + if (supported) { + job->memory_context = context->memory_context; + host1x_memory_context_get(job->memory_context); + } + } else if (context->client->ops->get_streamid_offset) { +#ifdef CONFIG_IOMMU_API + struct iommu_fwspec *spec; + + /* + * Job submission will need to temporarily change stream ID, + * so need to tell it what to change it back to. + */ + spec = dev_iommu_fwspec_get(context->client->base.dev); + if (spec && spec->num_ids > 0) + job->engine_fallback_streamid = spec->ids[0] & 0xffff; + else + job->engine_fallback_streamid = 0x7f; +#else + job->engine_fallback_streamid = 0x7f; +#endif + } + /* Boot engine. */ err = pm_runtime_resume_and_get(context->client->base.dev); if (err < 0) { SUBMIT_ERR(context, "could not power up engine: %d", err); - goto unpin_job; + goto put_memory_context; } job->user_data = job_data; @@ -627,6 +670,9 @@ int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data, goto put_job; +put_memory_context: + if (job->memory_context) + host1x_memory_context_put(job->memory_context); unpin_job: host1x_job_unpin(job); put_job: diff --git a/drivers/gpu/drm/tegra/uapi.c b/drivers/gpu/drm/tegra/uapi.c index 9ab9179d2026..a98239cb0e29 100644 --- a/drivers/gpu/drm/tegra/uapi.c +++ b/drivers/gpu/drm/tegra/uapi.c @@ -33,6 +33,9 @@ static void tegra_drm_channel_context_close(struct tegra_drm_context *context) struct tegra_drm_mapping *mapping; unsigned long id; + if (context->memory_context) + host1x_memory_context_put(context->memory_context); + xa_for_each(&context->mappings, id, mapping) tegra_drm_mapping_put(mapping); @@ -72,6 +75,7 @@ static struct tegra_drm_client *tegra_drm_find_client(struct tegra_drm *tegra, u int tegra_drm_ioctl_channel_open(struct drm_device *drm, void *data, struct drm_file *file) { + struct host1x *host = tegra_drm_to_host1x(drm->dev_private); struct tegra_drm_file *fpriv = file->driver_priv; struct tegra_drm *tegra = drm->dev_private; struct drm_tegra_channel_open *args = data; @@ -102,10 +106,36 @@ int tegra_drm_ioctl_channel_open(struct drm_device *drm, void *data, struct drm_ } } + /* Only allocate context if the engine supports context isolation. */ + if (device_iommu_mapped(client->base.dev) && client->ops->can_use_memory_ctx) { + bool supported; + + err = client->ops->can_use_memory_ctx(client, &supported); + if (err) + goto put_channel; + + if (supported) + context->memory_context = host1x_memory_context_alloc( + host, get_task_pid(current, PIDTYPE_TGID)); + + if (IS_ERR(context->memory_context)) { + if (PTR_ERR(context->memory_context) != -EOPNOTSUPP) { + err = PTR_ERR(context->memory_context); + goto put_channel; + } else { + /* + * OK, HW does not support contexts or contexts + * are disabled. + */ + context->memory_context = NULL; + } + } + } + err = xa_alloc(&fpriv->contexts, &args->context, context, XA_LIMIT(1, U32_MAX), GFP_KERNEL); if (err < 0) - goto put_channel; + goto put_memctx; context->client = client; xa_init_flags(&context->mappings, XA_FLAGS_ALLOC1); @@ -118,6 +148,9 @@ int tegra_drm_ioctl_channel_open(struct drm_device *drm, void *data, struct drm_ return 0; +put_memctx: + if (context->memory_context) + host1x_memory_context_put(context->memory_context); put_channel: host1x_channel_put(context->channel); free: @@ -156,6 +189,7 @@ int tegra_drm_ioctl_channel_map(struct drm_device *drm, void *data, struct drm_f struct tegra_drm_mapping *mapping; struct tegra_drm_context *context; enum dma_data_direction direction; + struct device *mapping_dev; int err = 0; if (args->flags & ~DRM_TEGRA_CHANNEL_MAP_READ_WRITE) @@ -177,6 +211,11 @@ int tegra_drm_ioctl_channel_map(struct drm_device *drm, void *data, struct drm_f kref_init(&mapping->ref); + if (context->memory_context) + mapping_dev = &context->memory_context->dev; + else + mapping_dev = context->client->base.dev; + mapping->bo = tegra_gem_lookup(file, args->handle); if (!mapping->bo) { err = -EINVAL; @@ -201,7 +240,7 @@ int tegra_drm_ioctl_channel_map(struct drm_device *drm, void *data, struct drm_f goto put_gem; } - mapping->map = host1x_bo_pin(context->client->base.dev, mapping->bo, direction, NULL); + mapping->map = host1x_bo_pin(mapping_dev, mapping->bo, direction, NULL); if (IS_ERR(mapping->map)) { err = PTR_ERR(mapping->map); goto put_gem; From patchwork Mon Jun 27 14:19:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648963 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=ZY21lnqr; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdb1mx7z9sGY for ; Tue, 28 Jun 2022 00:20:51 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237057AbiF0OUq (ORCPT ); Mon, 27 Jun 2022 10:20:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236983AbiF0OUm (ORCPT ); Mon, 27 Jun 2022 10:20:42 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2F86DB9F; Mon, 27 Jun 2022 07:20:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=KUWhy8rPFuwEh8PDKMugA0pP7hmxBbSzVXLcTuhwxhc=; b=ZY21lnqrVa8e9ThTAJMQrdMkSQ HZnsXzjTDtcYQJeJ2W8X/39LdhLC+qvyHAL/MbCcpMuLELCrPW67SmahepkXVJQCoVw8s7r9C0Y8t 7cxE+tN7sFrcGrPHQK3HTpmB/D16VarBtqDqfQb+Cb8tfrTVAXRzYezyDv1sX59Zol7o7eVWUoRY2 kcDcBNNvSyHQsH/DlRn9J5oauPxIdQ2svCuuhFcl10jHgpiUVTcwpe6ZcmRp7A55sRQN464ciEkhj c1dSqX2Fway/g8aqwyIP7XVB5Ioq/6HBXRdpcZYh+gNMOvNP8bTC5wku3Ji21oWBzVQEv6lNoPp1j 4Laa26RQ==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbM-003N2J-Bf; Mon, 27 Jun 2022 17:20:31 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 08/22] drm/tegra: Implement stream ID related callbacks on engines Date: Mon, 27 Jun 2022 17:19:54 +0300 Message-Id: <20220627142008.2072474-9-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Implement the get_streamid_offset and can_use_memory_ctx callbacks required for supporting context isolation. Since old firmware on VIC cannot support context isolation without hacks that we don't want to implement, check the firmware binary to see if context isolation should be enabled. Signed-off-by: Mikko Perttunen --- v5: * Split into two callbacks * Add NVDEC support v4: * Add locking in vic_load_firmware * Return -EOPNOTSUPP if context isolation is not available * Update for changed get_streamid_offset declaration * Add comment noting that vic_load_firmware is safe to call without the hardware being powered on Implement context isolation related callbacks in VIC, NVDEC --- drivers/gpu/drm/tegra/drm.h | 8 +++++ drivers/gpu/drm/tegra/nvdec.c | 9 +++++ drivers/gpu/drm/tegra/vic.c | 67 ++++++++++++++++++++++++++++++----- 3 files changed, 76 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index 2acc8f2948ad..845e60f144c7 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -100,6 +100,14 @@ int tegra_drm_submit(struct tegra_drm_context *context, struct drm_tegra_submit *args, struct drm_device *drm, struct drm_file *file); +static inline int +tegra_drm_get_streamid_offset_thi(struct tegra_drm_client *client, u32 *offset) +{ + *offset = 0x30; + + return 0; +} + struct tegra_drm_client { struct host1x_client base; struct list_head list; diff --git a/drivers/gpu/drm/tegra/nvdec.c b/drivers/gpu/drm/tegra/nvdec.c index 386f9b2e78c4..a84f61709679 100644 --- a/drivers/gpu/drm/tegra/nvdec.c +++ b/drivers/gpu/drm/tegra/nvdec.c @@ -306,10 +306,19 @@ static void nvdec_close_channel(struct tegra_drm_context *context) host1x_channel_put(context->channel); } +static int nvdec_can_use_memory_ctx(struct tegra_drm_client *client, bool *supported) +{ + *supported = true; + + return 0; +} + static const struct tegra_drm_client_ops nvdec_ops = { .open_channel = nvdec_open_channel, .close_channel = nvdec_close_channel, .submit = tegra_drm_submit, + .get_streamid_offset = tegra_drm_get_streamid_offset_thi, + .can_use_memory_ctx = nvdec_can_use_memory_ctx, }; #define NVIDIA_TEGRA_210_NVDEC_FIRMWARE "nvidia/tegra210/nvdec.bin" diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index f56f5921a8c2..c5526bda88d6 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -38,6 +38,8 @@ struct vic { struct clk *clk; struct reset_control *rst; + bool can_use_context; + /* Platform configuration */ const struct vic_config *config; }; @@ -229,28 +231,38 @@ static int vic_load_firmware(struct vic *vic) { struct host1x_client *client = &vic->client.base; struct tegra_drm *tegra = vic->client.drm; + static DEFINE_MUTEX(lock); + u32 fce_bin_data_offset; dma_addr_t iova; size_t size; void *virt; int err; - if (vic->falcon.firmware.virt) - return 0; + mutex_lock(&lock); + + if (vic->falcon.firmware.virt) { + err = 0; + goto unlock; + } err = falcon_read_firmware(&vic->falcon, vic->config->firmware); if (err < 0) - return err; + goto unlock; size = vic->falcon.firmware.size; if (!client->group) { virt = dma_alloc_coherent(vic->dev, size, &iova, GFP_KERNEL); - if (!virt) - return -ENOMEM; + if (!virt) { + err = -ENOMEM; + goto unlock; + } } else { virt = tegra_drm_alloc(tegra, size, &iova); - if (IS_ERR(virt)) - return PTR_ERR(virt); + if (IS_ERR(virt)) { + err = PTR_ERR(virt); + goto unlock; + } } vic->falcon.firmware.virt = virt; @@ -277,7 +289,28 @@ static int vic_load_firmware(struct vic *vic) vic->falcon.firmware.phys = phys; } - return 0; + /* + * Check if firmware is new enough to not require mapping firmware + * to data buffer domains. + */ + fce_bin_data_offset = *(u32 *)(virt + VIC_UCODE_FCE_DATA_OFFSET); + + if (!vic->config->supports_sid) { + vic->can_use_context = false; + } else if (fce_bin_data_offset != 0x0 && fce_bin_data_offset != 0xa5a5a5a5) { + /* + * Firmware will access FCE through STREAMID0, so context + * isolation cannot be used. + */ + vic->can_use_context = false; + dev_warn_once(vic->dev, "context isolation disabled due to old firmware\n"); + } else { + vic->can_use_context = true; + } + +unlock: + mutex_unlock(&lock); + return err; cleanup: if (!client->group) @@ -285,6 +318,7 @@ static int vic_load_firmware(struct vic *vic) else tegra_drm_free(tegra, size, virt, iova); + mutex_unlock(&lock); return err; } @@ -358,10 +392,27 @@ static void vic_close_channel(struct tegra_drm_context *context) host1x_channel_put(context->channel); } +static int vic_can_use_memory_ctx(struct tegra_drm_client *client, bool *supported) +{ + struct vic *vic = to_vic(client); + int err; + + /* This doesn't access HW so it's safe to call without powering up. */ + err = vic_load_firmware(vic); + if (err < 0) + return err; + + *supported = vic->can_use_context; + + return 0; +} + static const struct tegra_drm_client_ops vic_ops = { .open_channel = vic_open_channel, .close_channel = vic_close_channel, .submit = tegra_drm_submit, + .get_streamid_offset = tegra_drm_get_streamid_offset_thi, + .can_use_memory_ctx = vic_can_use_memory_ctx, }; #define NVIDIA_TEGRA_124_VIC_FIRMWARE "nvidia/tegra124/vic03_ucode.bin" From patchwork Mon Jun 27 14:19:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648968 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; 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Mon, 27 Jun 2022 17:20:31 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 09/22] dt-bindings: Add bindings for Tegra234 Host1x and VIC Date: Mon, 27 Jun 2022 17:19:55 +0300 Message-Id: <20220627142008.2072474-10-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Update VIC and Host1x bindings for changes in Tegra234. Namely, - New compatible strings - Sharded syncpoint interrupts - Optional reset. Also, fix the order of descriptions for VM/hypervisor register apertures -- while the reg-names specification was correct, the descriptions for these were switched. Signed-off-by: Mikko Perttunen Reviewed-by: Rob Herring --- v2: * Add back 'required' for resets/reset-names on older SoCs * Simplified reg descriptions * Updated commit message v3: * Split out bracketing change in example --- .../display/tegra/nvidia,tegra124-vic.yaml | 1 + .../display/tegra/nvidia,tegra20-host1x.yaml | 106 +++++++++++++++--- 2 files changed, 93 insertions(+), 14 deletions(-) diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra124-vic.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra124-vic.yaml index 37bb5ddc1963..7200095ef19e 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra124-vic.yaml +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra124-vic.yaml @@ -21,6 +21,7 @@ properties: - nvidia,tegra210-vic - nvidia,tegra186-vic - nvidia,tegra194-vic + - nvidia,tegra234-vic - items: - const: nvidia,tegra132-vic diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml index 0adeb03b9e3a..e6056e9445a7 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml @@ -24,6 +24,7 @@ properties: - nvidia,tegra210-host1x - nvidia,tegra186-host1x - nvidia,tegra194-host1x + - nvidia,tegra234-host1x - items: - const: nvidia,tegra132-host1x @@ -31,23 +32,19 @@ properties: reg: minItems: 1 - maxItems: 2 + maxItems: 3 reg-names: minItems: 1 - maxItems: 2 + maxItems: 3 interrupts: - items: - - description: host1x syncpoint interrupt - - description: host1x general interrupt minItems: 1 + maxItems: 9 interrupt-names: - items: - - const: syncpt - - const: host1x minItems: 1 + maxItems: 9 '#address-cells': description: The number of cells used to represent physical base addresses @@ -110,13 +107,35 @@ required: - reg - clocks - clock-names - - resets - - reset-names additionalProperties: type: object allOf: + - if: + properties: + compatible: + contains: + enum: + - nvidia,tegra20-host1x + - nvidia,tegra30-host1x + - nvidia,tegra114-host1x + - nvidia,tegra124-host1x + - nvidia,tegra210-host1x + then: + properties: + interrupts: + items: + - description: host1x syncpoint interrupt + - description: host1x general interrupt + + interrupt-names: + items: + - const: syncpt + - const: host1x + required: + - resets + - reset-names - if: properties: compatible: @@ -133,10 +152,8 @@ allOf: reg: items: - - description: physical base address and length of the register - region assigned to the VM - - description: physical base address and length of the register - region used by the hypervisor + - description: region used by the hypervisor + - description: region assigned to the virtual machine resets: maxItems: 1 @@ -144,6 +161,67 @@ allOf: reset-names: maxItems: 1 + interrupts: + items: + - description: host1x syncpoint interrupt + - description: host1x general interrupt + + interrupt-names: + items: + - const: syncpt + - const: host1x + + iommu-map: + description: Specification of stream IDs available for memory context device + use. Should be a mapping of IDs 0..n to IOMMU entries corresponding to + usable stream IDs. + + required: + - reg-names + - if: + properties: + compatible: + contains: + enum: + - nvidia,tegra234-host1x + then: + properties: + reg-names: + items: + - const: common + - const: hypervisor + - const: vm + + reg: + items: + - description: region used by host1x server + - description: region used by the hypervisor + - description: region assigned to the virtual machine + + interrupts: + items: + - description: host1x syncpoint interrupt 0 + - description: host1x syncpoint interrupt 1 + - description: host1x syncpoint interrupt 2 + - description: host1x syncpoint interrupt 3 + - description: host1x syncpoint interrupt 4 + - description: host1x syncpoint interrupt 5 + - description: host1x syncpoint interrupt 6 + - description: host1x syncpoint interrupt 7 + - description: host1x general interrupt + + interrupt-names: + items: + - const: syncpt0 + - const: syncpt1 + - const: syncpt2 + - const: syncpt3 + - const: syncpt4 + - const: syncpt5 + - const: syncpt6 + - const: syncpt7 + - const: host1x + iommu-map: description: Specification of stream IDs available for memory context device use. Should be a mapping of IDs 0..n to IOMMU entries corresponding to From patchwork Mon Jun 27 14:19:56 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648984 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=DG8RvTVb; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqf00H2Cz9sGp for ; Tue, 28 Jun 2022 00:21:12 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237141AbiF0OVJ (ORCPT ); Mon, 27 Jun 2022 10:21:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236999AbiF0OUo (ORCPT ); Mon, 27 Jun 2022 10:20:44 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5AC1A1116C; Mon, 27 Jun 2022 07:20:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=3RZNhqSXaBemYpK95C/QUsbwl34QNC+TMEjvvF8sTFQ=; b=DG8RvTVbNQcnMUAyCqF+aVOPx6 F3wv4yK9cVXcGePIRg+bKrS19pX5GwQQ1G5j2gkwZ5qciTdz59vRhWTs8M8UBmjh1UZfMANLQ1qLJ gvsyZYgT9jC0C18C+sBG+YjXqOQxyOoNZhQUUGHzCQ7ZC1F94LHU2/tAe6Wga9onTqW8iI2OSLl2G GVG0hfLV9RjyOK5NMV9IACDuZ10j8tVyk7QWpfGBUkWxKcT89uj0YVHB+9Nus4sz9N1Setv2eEcmf MW36ZJzySM4SO88o7EqPH1xdT56UCrQqKnt/ZYtBoV7an8klfxgXYs+a8MV96wLTMYklXZzILG1EC MF03XVVQ==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbM-003N2J-RE; Mon, 27 Jun 2022 17:20:31 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 10/22] dt-bindings: host1x: Fix bracketing in example Date: Mon, 27 Jun 2022 17:19:56 +0300 Message-Id: <20220627142008.2072474-11-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen The bracketing for the interrupts property in the device tree example is incorrect. Fix it. Signed-off-by: Mikko Perttunen Acked-by: Rob Herring --- .../bindings/display/tegra/nvidia,tegra20-host1x.yaml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml index e6056e9445a7..5fe25e0a8d48 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml @@ -238,8 +238,8 @@ examples: host1x@50000000 { compatible = "nvidia,tegra20-host1x"; reg = <0x50000000 0x00024000>; - interrupts = <0 65 0x04 /* mpcore syncpt */ - 0 67 0x04>; /* mpcore general */ + interrupts = <0 65 0x04>, /* mpcore syncpt */ + <0 67 0x04>; /* mpcore general */ interrupt-names = "syncpt", "host1x"; clocks = <&tegra_car TEGRA20_CLK_HOST1X>; clock-names = "host1x"; From patchwork Mon Jun 27 14:19:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648980 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=m7HUDgbH; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdx0cZmz9sGY for ; Tue, 28 Jun 2022 00:21:09 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237100AbiF0OVG (ORCPT ); Mon, 27 Jun 2022 10:21:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237007AbiF0OUo (ORCPT ); Mon, 27 Jun 2022 10:20:44 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B5521117C; Mon, 27 Jun 2022 07:20:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=NHTxT9CAiJj2gbRGVeeqrWMrGzmcW4tqRGY+AMcH9+4=; b=m7HUDgbHBC6MMxNSs17c7OIzoC l2Q3Zy+T8LZ6sN6Uy4vzx6hMtEYDKjWcTgSmd4Z4t/HJPHLUVaOOc0lDxIZk0pHSEm3CZVm93SMfO a1sIud2+Z4qulbt5TOVSv93zmwtu6YlWnReksGy+/wWiYvHaLgmL7gHPeW89ma2KdyHQVQzdNB9XB q2AjZ3BMFQVorSSct1PTLm1lP5HNydUQE3QqK0Cdw1FH4rfCwPJ7iXd1xsxws4ckVwHCwN81a2d+2 PoR8n4rzyNyx42Samt70GUwNFnY9GM321o9m2ct/mrTR9HTVWk5FGlpAH6NrutUdNKCeY3Z7mZqb8 MUvUxFCg==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbN-003N2J-2D; Mon, 27 Jun 2022 17:20:31 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Krzysztof Kozlowski , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 11/22] dt-bindings: Add headers for Host1x and VIC on Tegra234 Date: Mon, 27 Jun 2022 17:19:57 +0300 Message-Id: <20220627142008.2072474-12-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add clock, memory controller, powergate and reset dt-binding headers for Host1x and VIC on Tegra234. Signed-off-by: Mikko Perttunen Acked-by: Krzysztof Kozlowski --- include/dt-bindings/clock/tegra234-clock.h | 4 ++++ include/dt-bindings/memory/tegra234-mc.h | 5 +++++ include/dt-bindings/power/tegra234-powergate.h | 1 + include/dt-bindings/reset/tegra234-reset.h | 1 + 4 files changed, 11 insertions(+) diff --git a/include/dt-bindings/clock/tegra234-clock.h b/include/dt-bindings/clock/tegra234-clock.h index bd4c3086a2da..6e4e5cc75631 100644 --- a/include/dt-bindings/clock/tegra234-clock.h +++ b/include/dt-bindings/clock/tegra234-clock.h @@ -38,6 +38,8 @@ * throughput and memory controller power. */ #define TEGRA234_CLK_EMC 31U +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_HOST1X */ +#define TEGRA234_CLK_HOST1X 46U /** @brief output of gate CLK_ENB_FUSE */ #define TEGRA234_CLK_FUSE 40U /** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C1 */ @@ -132,6 +134,8 @@ #define TEGRA234_CLK_UARTA 155U /** @brief output of gate CLK_ENB_PEX1_CORE_6 */ #define TEGRA234_CLK_PEX1_C6_CORE 161U +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_VIC */ +#define TEGRA234_CLK_VIC 167U /** @brief output of gate CLK_ENB_PEX2_CORE_7 */ #define TEGRA234_CLK_PEX2_C7_CORE 171U /** @brief output of gate CLK_ENB_PEX2_CORE_8 */ diff --git a/include/dt-bindings/memory/tegra234-mc.h b/include/dt-bindings/memory/tegra234-mc.h index e3b0e9da295d..73fdd18523a9 100644 --- a/include/dt-bindings/memory/tegra234-mc.h +++ b/include/dt-bindings/memory/tegra234-mc.h @@ -26,6 +26,8 @@ #define TEGRA234_SID_PCIE8 0x09 #define TEGRA234_SID_PCIE10 0x0b #define TEGRA234_SID_BPMP 0x10 +#define TEGRA234_SID_HOST1X 0x27 +#define TEGRA234_SID_VIC 0x34 /* * memory client IDs @@ -33,6 +35,7 @@ /* High-definition audio (HDA) read clients */ #define TEGRA234_MEMORY_CLIENT_HDAR 0x15 +#define TEGRA234_MEMORY_CLIENT_HOST1XDMAR 0x16 /* PCIE6 read clients */ #define TEGRA234_MEMORY_CLIENT_PCIE6AR 0x28 /* PCIE6 write clients */ @@ -65,6 +68,8 @@ #define TEGRA234_MEMORY_CLIENT_SDMMCRAB 0x63 /* sdmmcd memory write client */ #define TEGRA234_MEMORY_CLIENT_SDMMCWAB 0x67 +#define TEGRA234_MEMORY_CLIENT_VICSRD 0x6c +#define TEGRA234_MEMORY_CLIENT_VICSWR 0x6d /* BPMP read client */ #define TEGRA234_MEMORY_CLIENT_BPMPR 0x93 /* BPMP write client */ diff --git a/include/dt-bindings/power/tegra234-powergate.h b/include/dt-bindings/power/tegra234-powergate.h index f610eee9bce8..c3f7e380d2c6 100644 --- a/include/dt-bindings/power/tegra234-powergate.h +++ b/include/dt-bindings/power/tegra234-powergate.h @@ -18,5 +18,6 @@ #define TEGRA234_POWER_DOMAIN_MGBEA 17U #define TEGRA234_POWER_DOMAIN_MGBEB 18U #define TEGRA234_POWER_DOMAIN_MGBEC 19U +#define TEGRA234_POWER_DOMAIN_VIC 29U #endif diff --git a/include/dt-bindings/reset/tegra234-reset.h b/include/dt-bindings/reset/tegra234-reset.h index 547ca3b60caa..1971400bf360 100644 --- a/include/dt-bindings/reset/tegra234-reset.h +++ b/include/dt-bindings/reset/tegra234-reset.h @@ -44,6 +44,7 @@ #define TEGRA234_RESET_QSPI1 77U #define TEGRA234_RESET_SDMMC4 85U #define TEGRA234_RESET_UARTA 100U +#define TEGRA234_RESET_VIC 113U #define TEGRA234_RESET_PEX0_CORE_0 116U #define TEGRA234_RESET_PEX0_CORE_1 117U #define TEGRA234_RESET_PEX0_CORE_2 118U From patchwork Mon Jun 27 14:19:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648966 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=nsk+RZKr; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdc4Qdfz9sGY for ; Tue, 28 Jun 2022 00:20:52 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237075AbiF0OUs (ORCPT ); Mon, 27 Jun 2022 10:20:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237000AbiF0OUo (ORCPT ); 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Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbN-003N2J-9Y; Mon, 27 Jun 2022 17:20:32 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 12/22] arm64: tegra: Add Host1x and VIC on Tegra234 Date: Mon, 27 Jun 2022 17:19:58 +0300 Message-Id: <20220627142008.2072474-13-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add device tree nodes for Host1x and VIC on Tegra234. Signed-off-by: Mikko Perttunen --- arch/arm64/boot/dts/nvidia/tegra234.dtsi | 46 ++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi index cb3af539e477..cae68e59580c 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi @@ -454,6 +454,52 @@ misc@100000 { status = "okay"; }; + host1x@13e00000 { + compatible = "nvidia,tegra234-host1x"; + reg = <0x13e00000 0x10000>, + <0x13e10000 0x10000>, + <0x13e40000 0x10000>; + reg-names = "common", "hypervisor", "vm"; + interrupts = , + , + , + , + , + , + , + , + ; + interrupt-names = "syncpt0", "syncpt1", "syncpt2", "syncpt3", "syncpt4", + "syncpt5", "syncpt6", "syncpt7", "host1x"; + clocks = <&bpmp TEGRA234_CLK_HOST1X>; + clock-names = "host1x"; + + #address-cells = <1>; + #size-cells = <1>; + + ranges = <0x15000000 0x15000000 0x01000000>; + interconnects = <&mc TEGRA234_MEMORY_CLIENT_HOST1XDMAR &emc>; + interconnect-names = "dma-mem"; + iommus = <&smmu_niso1 TEGRA234_SID_HOST1X>; + + vic@15340000 { + compatible = "nvidia,tegra234-vic"; + reg = <0x15340000 0x00040000>; + interrupts = ; + clocks = <&bpmp TEGRA234_CLK_VIC>; + clock-names = "vic"; + resets = <&bpmp TEGRA234_RESET_VIC>; + reset-names = "vic"; + + power-domains = <&bpmp TEGRA234_POWER_DOMAIN_VIC>; + interconnects = <&mc TEGRA234_MEMORY_CLIENT_VICSRD &emc>, + <&mc TEGRA234_MEMORY_CLIENT_VICSWR &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu_niso1 TEGRA234_SID_VIC>; + dma-coherent; + }; + }; + gpio: gpio@2200000 { compatible = "nvidia,tegra234-gpio"; reg-names = "security", "gpio"; From patchwork Mon Jun 27 14:19:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648975 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; 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Mon, 27 Jun 2022 17:20:32 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 13/22] gpu: host1x: Deduplicate hardware headers Date: Mon, 27 Jun 2022 17:19:59 +0300 Message-Id: <20220627142008.2072474-14-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Host1x class information and opcodes are unchanged or backwards compatible across SoCs so let's not duplicate them for each one but have them in a shared header file. At the same time, add opcode functions for acquire/release_mlock. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/hw/host1x01_hardware.h | 114 +--------------- drivers/gpu/host1x/hw/host1x02_hardware.h | 113 +--------------- drivers/gpu/host1x/hw/host1x04_hardware.h | 113 +--------------- drivers/gpu/host1x/hw/host1x05_hardware.h | 113 +--------------- drivers/gpu/host1x/hw/host1x06_hardware.h | 128 +----------------- drivers/gpu/host1x/hw/host1x07_hardware.h | 128 +----------------- drivers/gpu/host1x/hw/opcodes.h | 150 ++++++++++++++++++++++ 7 files changed, 156 insertions(+), 703 deletions(-) create mode 100644 drivers/gpu/host1x/hw/opcodes.h diff --git a/drivers/gpu/host1x/hw/host1x01_hardware.h b/drivers/gpu/host1x/hw/host1x01_hardware.h index fe59df1d3dc3..cb93d7c1808c 100644 --- a/drivers/gpu/host1x/hw/host1x01_hardware.h +++ b/drivers/gpu/host1x/hw/host1x01_hardware.h @@ -15,118 +15,6 @@ #include "hw_host1x01_sync.h" #include "hw_host1x01_uclass.h" -static inline u32 host1x_class_host_wait_syncpt( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_wait_syncpt_indx_f(indx) - | host1x_uclass_wait_syncpt_thresh_f(threshold); -} - -static inline u32 host1x_class_host_load_syncpt_base( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_load_syncpt_base_base_indx_f(indx) - | host1x_uclass_load_syncpt_base_value_f(threshold); -} - -static inline u32 host1x_class_host_wait_syncpt_base( - unsigned indx, unsigned base_indx, unsigned offset) -{ - return host1x_uclass_wait_syncpt_base_indx_f(indx) - | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_wait_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt_base( - unsigned base_indx, unsigned offset) -{ - return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_incr_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt( - unsigned cond, unsigned indx) -{ - return host1x_uclass_incr_syncpt_cond_f(cond) - | host1x_uclass_incr_syncpt_indx_f(indx); -} - -static inline u32 host1x_class_host_indoff_reg_write( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indbe_f(0xf) - | host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -static inline u32 host1x_class_host_indoff_reg_read( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset) - | host1x_uclass_indoff_rwn_read_v(); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - - -/* cdma opcodes */ -static inline u32 host1x_opcode_setclass( - unsigned class_id, unsigned offset, unsigned mask) -{ - return (0 << 28) | (offset << 16) | (class_id << 6) | mask; -} - -static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) -{ - return (1 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) -{ - return (2 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) -{ - return (3 << 28) | (offset << 16) | mask; -} - -static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) -{ - return (4 << 28) | (offset << 16) | value; -} - -static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) -{ - return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), - host1x_class_host_incr_syncpt(cond, indx)); -} - -static inline u32 host1x_opcode_restart(unsigned address) -{ - return (5 << 28) | (address >> 4); -} - -static inline u32 host1x_opcode_gather(unsigned count) -{ - return (6 << 28) | count; -} - -static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | count; -} - -static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; -} - -#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) +#include "opcodes.h" #endif diff --git a/drivers/gpu/host1x/hw/host1x02_hardware.h b/drivers/gpu/host1x/hw/host1x02_hardware.h index af60d7fb016d..2d1282b9bc33 100644 --- a/drivers/gpu/host1x/hw/host1x02_hardware.h +++ b/drivers/gpu/host1x/hw/host1x02_hardware.h @@ -15,117 +15,6 @@ #include "hw_host1x02_sync.h" #include "hw_host1x02_uclass.h" -static inline u32 host1x_class_host_wait_syncpt( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_wait_syncpt_indx_f(indx) - | host1x_uclass_wait_syncpt_thresh_f(threshold); -} - -static inline u32 host1x_class_host_load_syncpt_base( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_load_syncpt_base_base_indx_f(indx) - | host1x_uclass_load_syncpt_base_value_f(threshold); -} - -static inline u32 host1x_class_host_wait_syncpt_base( - unsigned indx, unsigned base_indx, unsigned offset) -{ - return host1x_uclass_wait_syncpt_base_indx_f(indx) - | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_wait_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt_base( - unsigned base_indx, unsigned offset) -{ - return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_incr_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt( - unsigned cond, unsigned indx) -{ - return host1x_uclass_incr_syncpt_cond_f(cond) - | host1x_uclass_incr_syncpt_indx_f(indx); -} - -static inline u32 host1x_class_host_indoff_reg_write( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indbe_f(0xf) - | host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -static inline u32 host1x_class_host_indoff_reg_read( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset) - | host1x_uclass_indoff_rwn_read_v(); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -/* cdma opcodes */ -static inline u32 host1x_opcode_setclass( - unsigned class_id, unsigned offset, unsigned mask) -{ - return (0 << 28) | (offset << 16) | (class_id << 6) | mask; -} - -static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) -{ - return (1 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) -{ - return (2 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) -{ - return (3 << 28) | (offset << 16) | mask; -} - -static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) -{ - return (4 << 28) | (offset << 16) | value; -} - -static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) -{ - return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), - host1x_class_host_incr_syncpt(cond, indx)); -} - -static inline u32 host1x_opcode_restart(unsigned address) -{ - return (5 << 28) | (address >> 4); -} - -static inline u32 host1x_opcode_gather(unsigned count) -{ - return (6 << 28) | count; -} - -static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | count; -} - -static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; -} - -#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) +#include "opcodes.h" #endif diff --git a/drivers/gpu/host1x/hw/host1x04_hardware.h b/drivers/gpu/host1x/hw/host1x04_hardware.h index 4f9bcddf27e3..84d244e8af30 100644 --- a/drivers/gpu/host1x/hw/host1x04_hardware.h +++ b/drivers/gpu/host1x/hw/host1x04_hardware.h @@ -15,117 +15,6 @@ #include "hw_host1x04_sync.h" #include "hw_host1x04_uclass.h" -static inline u32 host1x_class_host_wait_syncpt( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_wait_syncpt_indx_f(indx) - | host1x_uclass_wait_syncpt_thresh_f(threshold); -} - -static inline u32 host1x_class_host_load_syncpt_base( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_load_syncpt_base_base_indx_f(indx) - | host1x_uclass_load_syncpt_base_value_f(threshold); -} - -static inline u32 host1x_class_host_wait_syncpt_base( - unsigned indx, unsigned base_indx, unsigned offset) -{ - return host1x_uclass_wait_syncpt_base_indx_f(indx) - | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_wait_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt_base( - unsigned base_indx, unsigned offset) -{ - return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_incr_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt( - unsigned cond, unsigned indx) -{ - return host1x_uclass_incr_syncpt_cond_f(cond) - | host1x_uclass_incr_syncpt_indx_f(indx); -} - -static inline u32 host1x_class_host_indoff_reg_write( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indbe_f(0xf) - | host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -static inline u32 host1x_class_host_indoff_reg_read( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset) - | host1x_uclass_indoff_rwn_read_v(); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -/* cdma opcodes */ -static inline u32 host1x_opcode_setclass( - unsigned class_id, unsigned offset, unsigned mask) -{ - return (0 << 28) | (offset << 16) | (class_id << 6) | mask; -} - -static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) -{ - return (1 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) -{ - return (2 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) -{ - return (3 << 28) | (offset << 16) | mask; -} - -static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) -{ - return (4 << 28) | (offset << 16) | value; -} - -static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) -{ - return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), - host1x_class_host_incr_syncpt(cond, indx)); -} - -static inline u32 host1x_opcode_restart(unsigned address) -{ - return (5 << 28) | (address >> 4); -} - -static inline u32 host1x_opcode_gather(unsigned count) -{ - return (6 << 28) | count; -} - -static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | count; -} - -static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; -} - -#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) +#include "opcodes.h" #endif diff --git a/drivers/gpu/host1x/hw/host1x05_hardware.h b/drivers/gpu/host1x/hw/host1x05_hardware.h index af3ab4b7f010..1dcde6ec7909 100644 --- a/drivers/gpu/host1x/hw/host1x05_hardware.h +++ b/drivers/gpu/host1x/hw/host1x05_hardware.h @@ -15,117 +15,6 @@ #include "hw_host1x05_sync.h" #include "hw_host1x05_uclass.h" -static inline u32 host1x_class_host_wait_syncpt( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_wait_syncpt_indx_f(indx) - | host1x_uclass_wait_syncpt_thresh_f(threshold); -} - -static inline u32 host1x_class_host_load_syncpt_base( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_load_syncpt_base_base_indx_f(indx) - | host1x_uclass_load_syncpt_base_value_f(threshold); -} - -static inline u32 host1x_class_host_wait_syncpt_base( - unsigned indx, unsigned base_indx, unsigned offset) -{ - return host1x_uclass_wait_syncpt_base_indx_f(indx) - | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_wait_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt_base( - unsigned base_indx, unsigned offset) -{ - return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_incr_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt( - unsigned cond, unsigned indx) -{ - return host1x_uclass_incr_syncpt_cond_f(cond) - | host1x_uclass_incr_syncpt_indx_f(indx); -} - -static inline u32 host1x_class_host_indoff_reg_write( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indbe_f(0xf) - | host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -static inline u32 host1x_class_host_indoff_reg_read( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset) - | host1x_uclass_indoff_rwn_read_v(); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -/* cdma opcodes */ -static inline u32 host1x_opcode_setclass( - unsigned class_id, unsigned offset, unsigned mask) -{ - return (0 << 28) | (offset << 16) | (class_id << 6) | mask; -} - -static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) -{ - return (1 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) -{ - return (2 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) -{ - return (3 << 28) | (offset << 16) | mask; -} - -static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) -{ - return (4 << 28) | (offset << 16) | value; -} - -static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) -{ - return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), - host1x_class_host_incr_syncpt(cond, indx)); -} - -static inline u32 host1x_opcode_restart(unsigned address) -{ - return (5 << 28) | (address >> 4); -} - -static inline u32 host1x_opcode_gather(unsigned count) -{ - return (6 << 28) | count; -} - -static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | count; -} - -static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; -} - -#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) +#include "opcodes.h" #endif diff --git a/drivers/gpu/host1x/hw/host1x06_hardware.h b/drivers/gpu/host1x/hw/host1x06_hardware.h index 5d515745eee7..c05cfa7e3090 100644 --- a/drivers/gpu/host1x/hw/host1x06_hardware.h +++ b/drivers/gpu/host1x/hw/host1x06_hardware.h @@ -16,132 +16,6 @@ #include "hw_host1x06_vm.h" #include "hw_host1x06_hypervisor.h" -static inline u32 host1x_class_host_wait_syncpt( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_wait_syncpt_indx_f(indx) - | host1x_uclass_wait_syncpt_thresh_f(threshold); -} - -static inline u32 host1x_class_host_load_syncpt_base( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_load_syncpt_base_base_indx_f(indx) - | host1x_uclass_load_syncpt_base_value_f(threshold); -} - -static inline u32 host1x_class_host_wait_syncpt_base( - unsigned indx, unsigned base_indx, unsigned offset) -{ - return host1x_uclass_wait_syncpt_base_indx_f(indx) - | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_wait_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt_base( - unsigned base_indx, unsigned offset) -{ - return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_incr_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt( - unsigned cond, unsigned indx) -{ - return host1x_uclass_incr_syncpt_cond_f(cond) - | host1x_uclass_incr_syncpt_indx_f(indx); -} - -static inline u32 host1x_class_host_indoff_reg_write( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indbe_f(0xf) - | host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -static inline u32 host1x_class_host_indoff_reg_read( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset) - | host1x_uclass_indoff_rwn_read_v(); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -/* cdma opcodes */ -static inline u32 host1x_opcode_setclass( - unsigned class_id, unsigned offset, unsigned mask) -{ - return (0 << 28) | (offset << 16) | (class_id << 6) | mask; -} - -static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) -{ - return (1 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) -{ - return (2 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) -{ - return (3 << 28) | (offset << 16) | mask; -} - -static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) -{ - return (4 << 28) | (offset << 16) | value; -} - -static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) -{ - return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), - host1x_class_host_incr_syncpt(cond, indx)); -} - -static inline u32 host1x_opcode_restart(unsigned address) -{ - return (5 << 28) | (address >> 4); -} - -static inline u32 host1x_opcode_gather(unsigned count) -{ - return (6 << 28) | count; -} - -static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | count; -} - -static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; -} - -static inline u32 host1x_opcode_setstreamid(unsigned streamid) -{ - return (7 << 28) | streamid; -} - -static inline u32 host1x_opcode_setpayload(unsigned payload) -{ - return (9 << 28) | payload; -} - -static inline u32 host1x_opcode_gather_wide(unsigned count) -{ - return (12 << 28) | count; -} - -#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) +#include "opcodes.h" #endif diff --git a/drivers/gpu/host1x/hw/host1x07_hardware.h b/drivers/gpu/host1x/hw/host1x07_hardware.h index 82c0cc9bb0b5..d67364e03956 100644 --- a/drivers/gpu/host1x/hw/host1x07_hardware.h +++ b/drivers/gpu/host1x/hw/host1x07_hardware.h @@ -16,132 +16,6 @@ #include "hw_host1x07_vm.h" #include "hw_host1x07_hypervisor.h" -static inline u32 host1x_class_host_wait_syncpt( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_wait_syncpt_indx_f(indx) - | host1x_uclass_wait_syncpt_thresh_f(threshold); -} - -static inline u32 host1x_class_host_load_syncpt_base( - unsigned indx, unsigned threshold) -{ - return host1x_uclass_load_syncpt_base_base_indx_f(indx) - | host1x_uclass_load_syncpt_base_value_f(threshold); -} - -static inline u32 host1x_class_host_wait_syncpt_base( - unsigned indx, unsigned base_indx, unsigned offset) -{ - return host1x_uclass_wait_syncpt_base_indx_f(indx) - | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_wait_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt_base( - unsigned base_indx, unsigned offset) -{ - return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) - | host1x_uclass_incr_syncpt_base_offset_f(offset); -} - -static inline u32 host1x_class_host_incr_syncpt( - unsigned cond, unsigned indx) -{ - return host1x_uclass_incr_syncpt_cond_f(cond) - | host1x_uclass_incr_syncpt_indx_f(indx); -} - -static inline u32 host1x_class_host_indoff_reg_write( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indbe_f(0xf) - | host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -static inline u32 host1x_class_host_indoff_reg_read( - unsigned mod_id, unsigned offset, bool auto_inc) -{ - u32 v = host1x_uclass_indoff_indmodid_f(mod_id) - | host1x_uclass_indoff_indroffset_f(offset) - | host1x_uclass_indoff_rwn_read_v(); - if (auto_inc) - v |= host1x_uclass_indoff_autoinc_f(1); - return v; -} - -/* cdma opcodes */ -static inline u32 host1x_opcode_setclass( - unsigned class_id, unsigned offset, unsigned mask) -{ - return (0 << 28) | (offset << 16) | (class_id << 6) | mask; -} - -static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) -{ - return (1 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) -{ - return (2 << 28) | (offset << 16) | count; -} - -static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) -{ - return (3 << 28) | (offset << 16) | mask; -} - -static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) -{ - return (4 << 28) | (offset << 16) | value; -} - -static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) -{ - return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), - host1x_class_host_incr_syncpt(cond, indx)); -} - -static inline u32 host1x_opcode_restart(unsigned address) -{ - return (5 << 28) | (address >> 4); -} - -static inline u32 host1x_opcode_gather(unsigned count) -{ - return (6 << 28) | count; -} - -static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | count; -} - -static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) -{ - return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; -} - -static inline u32 host1x_opcode_setstreamid(unsigned streamid) -{ - return (7 << 28) | streamid; -} - -static inline u32 host1x_opcode_setpayload(unsigned payload) -{ - return (9 << 28) | payload; -} - -static inline u32 host1x_opcode_gather_wide(unsigned count) -{ - return (12 << 28) | count; -} - -#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) +#include "opcodes.h" #endif diff --git a/drivers/gpu/host1x/hw/opcodes.h b/drivers/gpu/host1x/hw/opcodes.h new file mode 100644 index 000000000000..649614499b04 --- /dev/null +++ b/drivers/gpu/host1x/hw/opcodes.h @@ -0,0 +1,150 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Tegra host1x opcodes + * + * Copyright (c) 2022 NVIDIA Corporation. + */ + +#ifndef __HOST1X_OPCODES_H +#define __HOST1X_OPCODES_H + +#include + +static inline u32 host1x_class_host_wait_syncpt( + unsigned indx, unsigned threshold) +{ + return host1x_uclass_wait_syncpt_indx_f(indx) + | host1x_uclass_wait_syncpt_thresh_f(threshold); +} + +static inline u32 host1x_class_host_load_syncpt_base( + unsigned indx, unsigned threshold) +{ + return host1x_uclass_load_syncpt_base_base_indx_f(indx) + | host1x_uclass_load_syncpt_base_value_f(threshold); +} + +static inline u32 host1x_class_host_wait_syncpt_base( + unsigned indx, unsigned base_indx, unsigned offset) +{ + return host1x_uclass_wait_syncpt_base_indx_f(indx) + | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) + | host1x_uclass_wait_syncpt_base_offset_f(offset); +} + +static inline u32 host1x_class_host_incr_syncpt_base( + unsigned base_indx, unsigned offset) +{ + return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) + | host1x_uclass_incr_syncpt_base_offset_f(offset); +} + +static inline u32 host1x_class_host_incr_syncpt( + unsigned cond, unsigned indx) +{ + return host1x_uclass_incr_syncpt_cond_f(cond) + | host1x_uclass_incr_syncpt_indx_f(indx); +} + +static inline u32 host1x_class_host_indoff_reg_write( + unsigned mod_id, unsigned offset, bool auto_inc) +{ + u32 v = host1x_uclass_indoff_indbe_f(0xf) + | host1x_uclass_indoff_indmodid_f(mod_id) + | host1x_uclass_indoff_indroffset_f(offset); + if (auto_inc) + v |= host1x_uclass_indoff_autoinc_f(1); + return v; +} + +static inline u32 host1x_class_host_indoff_reg_read( + unsigned mod_id, unsigned offset, bool auto_inc) +{ + u32 v = host1x_uclass_indoff_indmodid_f(mod_id) + | host1x_uclass_indoff_indroffset_f(offset) + | host1x_uclass_indoff_rwn_read_v(); + if (auto_inc) + v |= host1x_uclass_indoff_autoinc_f(1); + return v; +} + +static inline u32 host1x_opcode_setclass( + unsigned class_id, unsigned offset, unsigned mask) +{ + return (0 << 28) | (offset << 16) | (class_id << 6) | mask; +} + +static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) +{ + return (1 << 28) | (offset << 16) | count; +} + +static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) +{ + return (2 << 28) | (offset << 16) | count; +} + +static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) +{ + return (3 << 28) | (offset << 16) | mask; +} + +static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) +{ + return (4 << 28) | (offset << 16) | value; +} + +static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) +{ + return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), + host1x_class_host_incr_syncpt(cond, indx)); +} + +static inline u32 host1x_opcode_restart(unsigned address) +{ + return (5 << 28) | (address >> 4); +} + +static inline u32 host1x_opcode_gather(unsigned count) +{ + return (6 << 28) | count; +} + +static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) +{ + return (6 << 28) | (offset << 16) | BIT(15) | count; +} + +static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) +{ + return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; +} + +static inline u32 host1x_opcode_setstreamid(unsigned streamid) +{ + return (7 << 28) | streamid; +} + +static inline u32 host1x_opcode_setpayload(unsigned payload) +{ + return (9 << 28) | payload; +} + +static inline u32 host1x_opcode_gather_wide(unsigned count) +{ + return (12 << 28) | count; +} + +static inline u32 host1x_opcode_acquire_mlock(unsigned mlock) +{ + return (14 << 28) | (0 << 24) | mlock; +} + +static inline u32 host1x_opcode_release_mlock(unsigned mlock) +{ + return (14 << 28) | (1 << 24) | mlock; +} + +#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) + +#endif From patchwork Mon Jun 27 14:20:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648977 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=FyVVzgTz; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdq09KBz9sGY for ; Tue, 28 Jun 2022 00:21:03 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237129AbiF0OU7 (ORCPT ); Mon, 27 Jun 2022 10:20:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237010AbiF0OUo (ORCPT ); Mon, 27 Jun 2022 10:20:44 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0810411476; Mon, 27 Jun 2022 07:20:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=dC/cTQo/MJ767nLnh5GC42ACRkqVvW3EbSSHwsx8exs=; 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SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Refactor 'regs' property loading using devm_platform_ioremap_* and add loading of the 'common' region found on Tegra234. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/dev.c | 46 +++++++++++++++++----------------------- drivers/gpu/host1x/dev.h | 3 +++ 2 files changed, 22 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 89cc79a48eab..8c6ce8014c09 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -40,6 +40,11 @@ #include "hw/host1x06.h" #include "hw/host1x07.h" +void host1x_common_writel(struct host1x *host1x, u32 v, u32 r) +{ + writel(v, host1x->common_regs + r); +} + void host1x_hypervisor_writel(struct host1x *host1x, u32 v, u32 r) { writel(v, host1x->hv_regs + r); @@ -412,7 +417,6 @@ static int host1x_get_resets(struct host1x *host) static int host1x_probe(struct platform_device *pdev) { struct host1x *host; - struct resource *regs, *hv_regs = NULL; int syncpt_irq; int err; @@ -423,25 +427,23 @@ static int host1x_probe(struct platform_device *pdev) host->info = of_device_get_match_data(&pdev->dev); if (host->info->has_hypervisor) { - regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "vm"); - if (!regs) { - dev_err(&pdev->dev, "failed to get vm registers\n"); - return -ENXIO; - } + host->regs = devm_platform_ioremap_resource_byname(pdev, "vm"); + if (IS_ERR(host->regs)) + return PTR_ERR(host->regs); + + host->hv_regs = devm_platform_ioremap_resource_byname(pdev, "hypervisor"); + if (IS_ERR(host->hv_regs)) + return PTR_ERR(host->hv_regs); - hv_regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, - "hypervisor"); - if (!hv_regs) { - dev_err(&pdev->dev, - "failed to get hypervisor registers\n"); - return -ENXIO; + if (host->info->has_common) { + host->common_regs = devm_platform_ioremap_resource_byname(pdev, "common"); + if (IS_ERR(host->common_regs)) + return PTR_ERR(host->common_regs); } } else { - regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!regs) { - dev_err(&pdev->dev, "failed to get registers\n"); - return -ENXIO; - } + host->regs = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(host->regs)) + return PTR_ERR(host->regs); } syncpt_irq = platform_get_irq(pdev, 0); @@ -456,16 +458,6 @@ static int host1x_probe(struct platform_device *pdev) /* set common host1x device data */ platform_set_drvdata(pdev, host); - host->regs = devm_ioremap_resource(&pdev->dev, regs); - if (IS_ERR(host->regs)) - return PTR_ERR(host->regs); - - if (host->info->has_hypervisor) { - host->hv_regs = devm_ioremap_resource(&pdev->dev, hv_regs); - if (IS_ERR(host->hv_regs)) - return PTR_ERR(host->hv_regs); - } - host->dev->dma_parms = &host->dma_parms; dma_set_max_seg_size(host->dev, UINT_MAX); diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index 7552a4554534..85edcc6e0fc7 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -100,6 +100,7 @@ struct host1x_info { u64 dma_mask; /* mask of addressable memory */ bool has_wide_gather; /* supports GATHER_W opcode */ bool has_hypervisor; /* has hypervisor registers */ + bool has_common; /* has common registers separate from hypervisor */ unsigned int num_sid_entries; const struct host1x_sid_entry *sid_table; /* @@ -115,6 +116,7 @@ struct host1x { void __iomem *regs; void __iomem *hv_regs; /* hypervisor region */ + void __iomem *common_regs; struct host1x_syncpt *syncpt; struct host1x_syncpt_base *bases; struct device *dev; @@ -156,6 +158,7 @@ struct host1x { struct host1x_bo_cache cache; }; +void host1x_common_writel(struct host1x *host1x, u32 v, u32 r); void host1x_hypervisor_writel(struct host1x *host1x, u32 r, u32 v); u32 host1x_hypervisor_readl(struct host1x *host1x, u32 r); void host1x_sync_writel(struct host1x *host1x, u32 r, u32 v); From patchwork Mon Jun 27 14:20:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648972 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=UKrJgi8m; 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SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Program virtualization tables specifying which VMs have access to which Host1x hardware resources. Programming these has become mandatory in Tegra234. For now, since the driver does not operate as a Host1x hypervisor, we basically allow access to everything to everyone. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/dev.c | 21 ++++++++++++++++++--- drivers/gpu/host1x/dev.h | 8 ++++++++ 2 files changed, 26 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 8c6ce8014c09..5a57165ab0f6 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -217,7 +217,7 @@ static const struct of_device_id host1x_of_match[] = { }; MODULE_DEVICE_TABLE(of, host1x_of_match); -static void host1x_setup_sid_table(struct host1x *host) +static void host1x_setup_virtualization_tables(struct host1x *host) { const struct host1x_info *info = host->info; unsigned int i; @@ -231,6 +231,21 @@ static void host1x_setup_sid_table(struct host1x *host) host1x_hypervisor_writel(host, entry->offset, entry->base); host1x_hypervisor_writel(host, entry->limit, entry->base + 4); } + + for (i = 0; i < info->streamid_vm_table.count; i++) { + /* Allow access to all stream IDs to all VMs. */ + host1x_hypervisor_writel(host, 0xff, info->streamid_vm_table.base + 4 * i); + } + + for (i = 0; i < info->classid_vm_table.count; i++) { + /* Allow access to all classes to all VMs. */ + host1x_hypervisor_writel(host, 0xff, info->classid_vm_table.base + 4 * i); + } + + for (i = 0; i < info->mmio_vm_table.count; i++) { + /* Use VM1 (that's us) as originator VMID for engine MMIO accesses. */ + host1x_hypervisor_writel(host, 0x1, info->mmio_vm_table.base + 4 * i); + } } static bool host1x_wants_iommu(struct host1x *host1x) @@ -602,7 +617,7 @@ static int __maybe_unused host1x_runtime_suspend(struct device *dev) return 0; resume_host1x: - host1x_setup_sid_table(host); + host1x_setup_virtualization_tables(host); host1x_syncpt_restore(host); host1x_intr_start(host); @@ -632,7 +647,7 @@ static int __maybe_unused host1x_runtime_resume(struct device *dev) goto disable_clk; } - host1x_setup_sid_table(host); + host1x_setup_virtualization_tables(host); host1x_syncpt_restore(host); host1x_intr_start(host); diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index 85edcc6e0fc7..920e5548cfbc 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -90,6 +90,11 @@ struct host1x_sid_entry { unsigned int limit; }; +struct host1x_table_desc { + unsigned int base; + unsigned int count; +}; + struct host1x_info { unsigned int nb_channels; /* host1x: number of channels supported */ unsigned int nb_pts; /* host1x: number of syncpoints supported */ @@ -103,6 +108,9 @@ struct host1x_info { bool has_common; /* has common registers separate from hypervisor */ unsigned int num_sid_entries; const struct host1x_sid_entry *sid_table; + struct host1x_table_desc streamid_vm_table; + struct host1x_table_desc classid_vm_table; + struct host1x_table_desc mmio_vm_table; /* * On T20-T148, the boot chain may setup DC to increment syncpoints * 26/27 on VBLANK. As such we cannot use these syncpoints until From patchwork Mon Jun 27 14:20:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648979 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=W6sqRIxx; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdw2cZ1z9sGY for ; Tue, 28 Jun 2022 00:21:08 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237102AbiF0OVD (ORCPT ); Mon, 27 Jun 2022 10:21:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237003AbiF0OUo (ORCPT ); Mon, 27 Jun 2022 10:20:44 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0B3511440; Mon, 27 Jun 2022 07:20:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=mTP9JKWbQi5X9Aiy3D3CFclT8K0qf8xcDbui6f15aq4=; b=W6sqRIxxffo0n30C1l7/fNRAmD BZCgVLH7F8ugAgt15IDudG2LwMVm2HLIjKFSNyo/RGTwsxeZXFJuOwqUyFrEklUIsBK2nEvjvAc1B VRu8xBrK0DEHlJWwrhrJ+bYeuLw1dkxoX3ZNJCUlTE8QzZY2PsM2CiwcmqPFEQ94jv2OxUpqw9rMA IyUwyct/W6JSoFHxz1+s+RqM68+yQouW16bHIRz2JgHZG+Kapnp2JMbP2OXTPBlUQbTSgX5+yHU39 nB3V9Xw3uHjNIWG92tIrOqpRyke+NRKYKJ3OBpHGz/29ZHzwfjt7tqXUWbklh2Zu5PTYIvUkplE3/ rRctnsPQ==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbO-003N2J-7w; Mon, 27 Jun 2022 17:20:33 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 16/22] gpu: host1x: Allow reset to be missing Date: Mon, 27 Jun 2022 17:20:02 +0300 Message-Id: <20220627142008.2072474-17-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Host1x on Tegra234 does not have a software-controllable reset line. As such, don't bail out if we don't find one in the device tree. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/dev.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 5a57165ab0f6..c28939850bf6 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -423,9 +423,6 @@ static int host1x_get_resets(struct host1x *host) return err; } - if (WARN_ON(!host->resets[1].rstc)) - return -ENOENT; - return 0; } From patchwork Mon Jun 27 14:20:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648978 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=OVT40zHQ; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdt6252z9sGY for ; Tue, 28 Jun 2022 00:21:06 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237117AbiF0OVB (ORCPT ); Mon, 27 Jun 2022 10:21:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38066 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237017AbiF0OUo (ORCPT ); Mon, 27 Jun 2022 10:20:44 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 94C0612D0E; Mon, 27 Jun 2022 07:20:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=hAGGcw/SOg7X5CrJwFzinyDfIvPa2up8kxxxfJmr9MY=; b=OVT40zHQMaVJ519ektyNfliAPQ ljmFiTrZ02TFysbAsdxJ7QhFfndm/e3NQViyKjltr8OWRFMHtWvxfyUbTTTQNmSfWayxmwRbGrz1L rAEAsZ0EXg3JBo+x7z/dqk2SOgjaBnRVKI/b/E4Kb2beZSd5nybtrVKRxZDuDlCqR9odfnTkqmDT6 sKH41iWq3+lUiQUsHK1p6yIJ4hTtHUnIVtJ0vNMWDdZPoVEdV+cHYagQwe707FRyKUiti/Lp699iy tl9SLdemFNpXuipmBnW9lAboz1swjoUjAvjUxR1yRF0JTX6vlbzoO+MMmtfL/YTy1AB8+v7jXD8X+ GiALNFMg==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbO-003N2J-Et; Mon, 27 Jun 2022 17:20:33 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 17/22] gpu: host1x: Program interrupt destinations on Tegra234 Date: Mon, 27 Jun 2022 17:20:03 +0300 Message-Id: <20220627142008.2072474-18-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen On Tegra234, each Host1x VM has 8 interrupt lines. Each syncpoint can be configured with which interrupt line should be used for threshold interrupt, allowing for load balancing. For now, to keep backwards compatibility, just set all syncpoints to the first interrupt. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/hw/intr_hw.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/host1x/hw/intr_hw.c b/drivers/gpu/host1x/hw/intr_hw.c index f56375ee6e71..9acccdb139e6 100644 --- a/drivers/gpu/host1x/hw/intr_hw.c +++ b/drivers/gpu/host1x/hw/intr_hw.c @@ -76,6 +76,17 @@ static void intr_hw_init(struct host1x *host, u32 cpm) /* update host clocks per usec */ host1x_sync_writel(host, cpm, HOST1X_SYNC_USEC_CLK); #endif +#if HOST1X_HW >= 8 + u32 id; + + /* + * Program threshold interrupt destination among 8 lines per VM, + * per syncpoint. For now, just direct all to the first interrupt + * line. + */ + for (id = 0; id < host->info->nb_pts; id++) + host1x_sync_writel(host, 0, HOST1X_SYNC_SYNCPT_INTR_DEST(id)); +#endif } static int From patchwork Mon Jun 27 14:20:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648973 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=dYUTKL/f; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdk576rz9sGY for ; Tue, 28 Jun 2022 00:20:58 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237125AbiF0OU4 (ORCPT ); Mon, 27 Jun 2022 10:20:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237043AbiF0OUq (ORCPT ); Mon, 27 Jun 2022 10:20:46 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6A089B9F; Mon, 27 Jun 2022 07:20:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=YCik0veYbVVGtNZV6K0Qb0SwkXFNdPUcrvrXAEOzoLU=; b=dYUTKL/f+mm6D0CqNXuHFBkZwK vUylO3kYifmVFKQWuwF5wZgVBUadN7RHiP62Nrn58eDXYU4hHrbmFMVWj0MWGpCsLtERUvTqf73K7 a40F7miybVMksUkyZM9rrRcyutuL7XLUorckAIDfXITRz1+YJzY2HTtk0aEUmcNkdOJ3hTrDUfxg2 xZL3F9GUdWU6rNIrW+HquW2kUQSJbOtbzcpa6RF5+JgrhhKWzP6B7l/k6LpopxXAov2hZk7ya8s1Q G6T820glvlfN8lKY4zPzWconmLuIcsAHqw/BFN15h4URPheOYUTKtsKz5LHusMdWAopal70F3lOX4 wDgcjdsQ==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbO-003N2J-Ly; Mon, 27 Jun 2022 17:20:33 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 18/22] gpu: host1x: Tegra234 device data and headers Date: Mon, 27 Jun 2022 17:20:04 +0300 Message-Id: <20220627142008.2072474-19-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add device data and chip headers for Tegra234. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/Makefile | 3 +- drivers/gpu/host1x/dev.c | 42 ++++ drivers/gpu/host1x/hw/host1x08.c | 33 ++++ drivers/gpu/host1x/hw/host1x08.h | 15 ++ drivers/gpu/host1x/hw/host1x08_hardware.h | 21 ++ drivers/gpu/host1x/hw/hw_host1x08_channel.h | 11 ++ drivers/gpu/host1x/hw/hw_host1x08_common.h | 4 + .../gpu/host1x/hw/hw_host1x08_hypervisor.h | 9 + drivers/gpu/host1x/hw/hw_host1x08_uclass.h | 181 ++++++++++++++++++ drivers/gpu/host1x/hw/hw_host1x08_vm.h | 36 ++++ 10 files changed, 354 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/host1x/hw/host1x08.c create mode 100644 drivers/gpu/host1x/hw/host1x08.h create mode 100644 drivers/gpu/host1x/hw/host1x08_hardware.h create mode 100644 drivers/gpu/host1x/hw/hw_host1x08_channel.h create mode 100644 drivers/gpu/host1x/hw/hw_host1x08_common.h create mode 100644 drivers/gpu/host1x/hw/hw_host1x08_hypervisor.h create mode 100644 drivers/gpu/host1x/hw/hw_host1x08_uclass.h create mode 100644 drivers/gpu/host1x/hw/hw_host1x08_vm.h diff --git a/drivers/gpu/host1x/Makefile b/drivers/gpu/host1x/Makefile index 28f7aaedce0f..ee5286ffe08d 100644 --- a/drivers/gpu/host1x/Makefile +++ b/drivers/gpu/host1x/Makefile @@ -15,7 +15,8 @@ host1x-y = \ hw/host1x04.o \ hw/host1x05.o \ hw/host1x06.o \ - hw/host1x07.o + hw/host1x07.o \ + hw/host1x08.o host1x-$(CONFIG_IOMMU_API) += \ context.o diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index c28939850bf6..0cd3f97e7e49 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -39,6 +39,7 @@ #include "hw/host1x05.h" #include "hw/host1x06.h" #include "hw/host1x07.h" +#include "hw/host1x08.h" void host1x_common_writel(struct host1x *host1x, u32 v, u32 r) { @@ -205,7 +206,48 @@ static const struct host1x_info host1x07_info = { .reserve_vblank_syncpts = false, }; +/* + * Tegra234 has two stream ID protection tables, one for setting stream IDs + * through the channel path via SETSTREAMID, and one for setting them via + * MMIO. We program each engine's data stream ID in the channel path table + * and firmware stream ID in the MMIO path table. + */ +static const struct host1x_sid_entry tegra234_sid_table[] = { + { + /* VIC channel */ + .base = 0x17b8, + .offset = 0x30, + .limit = 0x30 + }, + { + /* VIC MMIO */ + .base = 0x1688, + .offset = 0x34, + .limit = 0x34 + }, +}; + +static const struct host1x_info host1x08_info = { + .nb_channels = 63, + .nb_pts = 1024, + .nb_mlocks = 24, + .nb_bases = 0, + .init = host1x08_init, + .sync_offset = 0x0, + .dma_mask = DMA_BIT_MASK(40), + .has_wide_gather = true, + .has_hypervisor = true, + .has_common = true, + .num_sid_entries = ARRAY_SIZE(tegra234_sid_table), + .sid_table = tegra234_sid_table, + .streamid_vm_table = { 0x1004, 128 }, + .classid_vm_table = { 0x1404, 25 }, + .mmio_vm_table = { 0x1504, 25 }, + .reserve_vblank_syncpts = false, +}; + static const struct of_device_id host1x_of_match[] = { + { .compatible = "nvidia,tegra234-host1x", .data = &host1x08_info, }, { .compatible = "nvidia,tegra194-host1x", .data = &host1x07_info, }, { .compatible = "nvidia,tegra186-host1x", .data = &host1x06_info, }, { .compatible = "nvidia,tegra210-host1x", .data = &host1x05_info, }, diff --git a/drivers/gpu/host1x/hw/host1x08.c b/drivers/gpu/host1x/hw/host1x08.c new file mode 100644 index 000000000000..754890c34c74 --- /dev/null +++ b/drivers/gpu/host1x/hw/host1x08.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Host1x init for Tegra234 SoCs + * + * Copyright (c) 2022 NVIDIA Corporation. + */ + +/* include hw specification */ +#include "host1x08.h" +#include "host1x08_hardware.h" + +/* include code */ +#define HOST1X_HW 8 + +#include "cdma_hw.c" +#include "channel_hw.c" +#include "debug_hw.c" +#include "intr_hw.c" +#include "syncpt_hw.c" + +#include "../dev.h" + +int host1x08_init(struct host1x *host) +{ + host->channel_op = &host1x_channel_ops; + host->cdma_op = &host1x_cdma_ops; + host->cdma_pb_op = &host1x_pushbuffer_ops; + host->syncpt_op = &host1x_syncpt_ops; + host->intr_op = &host1x_intr_ops; + host->debug_op = &host1x_debug_ops; + + return 0; +} diff --git a/drivers/gpu/host1x/hw/host1x08.h b/drivers/gpu/host1x/hw/host1x08.h new file mode 100644 index 000000000000..a6bad56e44cf --- /dev/null +++ b/drivers/gpu/host1x/hw/host1x08.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Host1x init for Tegra234 SoCs + * + * Copyright (c) 2018 NVIDIA Corporation. + */ + +#ifndef HOST1X_HOST1X08_H +#define HOST1X_HOST1X08_H + +struct host1x; + +int host1x08_init(struct host1x *host); + +#endif diff --git a/drivers/gpu/host1x/hw/host1x08_hardware.h b/drivers/gpu/host1x/hw/host1x08_hardware.h new file mode 100644 index 000000000000..936243060bff --- /dev/null +++ b/drivers/gpu/host1x/hw/host1x08_hardware.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Tegra host1x Register Offsets for Tegra234 + * + * Copyright (c) 2022 NVIDIA Corporation. + */ + +#ifndef __HOST1X_HOST1X08_HARDWARE_H +#define __HOST1X_HOST1X08_HARDWARE_H + +#include +#include + +#include "hw_host1x08_uclass.h" +#include "hw_host1x08_vm.h" +#include "hw_host1x08_hypervisor.h" +#include "hw_host1x08_common.h" + +#include "opcodes.h" + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x08_channel.h b/drivers/gpu/host1x/hw/hw_host1x08_channel.h new file mode 100644 index 000000000000..c9272d2ab14a --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x08_channel.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022 NVIDIA Corporation. + */ + +#ifndef HOST1X_HW_HOST1X08_CHANNEL_H +#define HOST1X_HW_HOST1X08_CHANNEL_H + +#define HOST1X_CHANNEL_SMMU_STREAMID 0x084 + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x08_common.h b/drivers/gpu/host1x/hw/hw_host1x08_common.h new file mode 100644 index 000000000000..4df28440b86b --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x08_common.h @@ -0,0 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022 NVIDIA Corporation. + */ diff --git a/drivers/gpu/host1x/hw/hw_host1x08_hypervisor.h b/drivers/gpu/host1x/hw/hw_host1x08_hypervisor.h new file mode 100644 index 000000000000..22964324c914 --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x08_hypervisor.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022 NVIDIA Corporation. + */ + +#define HOST1X_HV_SYNCPT_PROT_EN 0x1724 +#define HOST1X_HV_SYNCPT_PROT_EN_CH_EN BIT(1) +#define HOST1X_HV_CH_MLOCK_EN(x) (0x1700 + (x * 4)) +#define HOST1X_HV_CH_KERNEL_FILTER_GBUFFER(x) (0x1710 + (x * 4)) diff --git a/drivers/gpu/host1x/hw/hw_host1x08_uclass.h b/drivers/gpu/host1x/hw/hw_host1x08_uclass.h new file mode 100644 index 000000000000..724cccd71aa1 --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x08_uclass.h @@ -0,0 +1,181 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2018 NVIDIA Corporation. + */ + + /* + * Function naming determines intended use: + * + * _r(void) : Returns the offset for register . + * + * _w(void) : Returns the word offset for word (4 byte) element . + * + * __s(void) : Returns size of field of register in bits. + * + * __f(u32 v) : Returns a value based on 'v' which has been shifted + * and masked to place it at field of register . This value + * can be |'d with others to produce a full register value for + * register . + * + * __m(void) : Returns a mask for field of register . This + * value can be ~'d and then &'d to clear the value of field for + * register . + * + * ___f(void) : Returns the constant value after being shifted + * to place it at field of register . This value can be |'d + * with others to produce a full register value for . + * + * __v(u32 r) : Returns the value of field from a full register + * value 'r' after being shifted to place its LSB at bit 0. + * This value is suitable for direct comparison with other unshifted + * values appropriate for use in field of register . + * + * ___v(void) : Returns the constant value for defined for + * field of register . This value is suitable for direct + * comparison with unshifted values appropriate for use in field + * of register . + */ + +#ifndef HOST1X_HW_HOST1X08_UCLASS_H +#define HOST1X_HW_HOST1X08_UCLASS_H + +static inline u32 host1x_uclass_incr_syncpt_r(void) +{ + return 0x0; +} +#define HOST1X_UCLASS_INCR_SYNCPT \ + host1x_uclass_incr_syncpt_r() +static inline u32 host1x_uclass_incr_syncpt_cond_f(u32 v) +{ + return (v & 0xff) << 10; +} +#define HOST1X_UCLASS_INCR_SYNCPT_COND_F(v) \ + host1x_uclass_incr_syncpt_cond_f(v) +static inline u32 host1x_uclass_incr_syncpt_indx_f(u32 v) +{ + return (v & 0xff) << 0; +} +#define HOST1X_UCLASS_INCR_SYNCPT_INDX_F(v) \ + host1x_uclass_incr_syncpt_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_r(void) +{ + return 0x8; +} +#define HOST1X_UCLASS_WAIT_SYNCPT \ + host1x_uclass_wait_syncpt_r() +static inline u32 host1x_uclass_wait_syncpt_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_INDX_F(v) \ + host1x_uclass_wait_syncpt_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_thresh_f(u32 v) +{ + return (v & 0xffffff) << 0; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_THRESH_F(v) \ + host1x_uclass_wait_syncpt_thresh_f(v) +static inline u32 host1x_uclass_wait_syncpt_base_r(void) +{ + return 0x9; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE \ + host1x_uclass_wait_syncpt_base_r() +static inline u32 host1x_uclass_wait_syncpt_base_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE_INDX_F(v) \ + host1x_uclass_wait_syncpt_base_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_base_base_indx_f(u32 v) +{ + return (v & 0xff) << 16; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE_BASE_INDX_F(v) \ + host1x_uclass_wait_syncpt_base_base_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_base_offset_f(u32 v) +{ + return (v & 0xffff) << 0; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE_OFFSET_F(v) \ + host1x_uclass_wait_syncpt_base_offset_f(v) +static inline u32 host1x_uclass_load_syncpt_base_r(void) +{ + return 0xb; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_BASE \ + host1x_uclass_load_syncpt_base_r() +static inline u32 host1x_uclass_load_syncpt_base_base_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_BASE_BASE_INDX_F(v) \ + host1x_uclass_load_syncpt_base_base_indx_f(v) +static inline u32 host1x_uclass_load_syncpt_base_value_f(u32 v) +{ + return (v & 0xffffff) << 0; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_BASE_VALUE_F(v) \ + host1x_uclass_load_syncpt_base_value_f(v) +static inline u32 host1x_uclass_incr_syncpt_base_base_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_INCR_SYNCPT_BASE_BASE_INDX_F(v) \ + host1x_uclass_incr_syncpt_base_base_indx_f(v) +static inline u32 host1x_uclass_incr_syncpt_base_offset_f(u32 v) +{ + return (v & 0xffffff) << 0; +} +#define HOST1X_UCLASS_INCR_SYNCPT_BASE_OFFSET_F(v) \ + host1x_uclass_incr_syncpt_base_offset_f(v) +static inline u32 host1x_uclass_indoff_r(void) +{ + return 0x2d; +} +#define HOST1X_UCLASS_INDOFF \ + host1x_uclass_indoff_r() +static inline u32 host1x_uclass_indoff_indbe_f(u32 v) +{ + return (v & 0xf) << 28; +} +#define HOST1X_UCLASS_INDOFF_INDBE_F(v) \ + host1x_uclass_indoff_indbe_f(v) +static inline u32 host1x_uclass_indoff_autoinc_f(u32 v) +{ + return (v & 0x1) << 27; +} +#define HOST1X_UCLASS_INDOFF_AUTOINC_F(v) \ + host1x_uclass_indoff_autoinc_f(v) +static inline u32 host1x_uclass_indoff_indmodid_f(u32 v) +{ + return (v & 0xff) << 18; +} +#define HOST1X_UCLASS_INDOFF_INDMODID_F(v) \ + host1x_uclass_indoff_indmodid_f(v) +static inline u32 host1x_uclass_indoff_indroffset_f(u32 v) +{ + return (v & 0xffff) << 2; +} +#define HOST1X_UCLASS_INDOFF_INDROFFSET_F(v) \ + host1x_uclass_indoff_indroffset_f(v) +static inline u32 host1x_uclass_indoff_rwn_read_v(void) +{ + return 1; +} +#define HOST1X_UCLASS_INDOFF_INDROFFSET_F(v) \ + host1x_uclass_indoff_indroffset_f(v) +static inline u32 host1x_uclass_load_syncpt_payload_32_r(void) +{ + return 0x4e; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_PAYLOAD_32 \ + host1x_uclass_load_syncpt_payload_32_r() +static inline u32 host1x_uclass_wait_syncpt_32_r(void) +{ + return 0x50; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_32 \ + host1x_uclass_wait_syncpt_32_r() + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x08_vm.h b/drivers/gpu/host1x/hw/hw_host1x08_vm.h new file mode 100644 index 000000000000..1455a4670bf8 --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x08_vm.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022 NVIDIA Corporation. + */ + +#define HOST1X_CHANNEL_DMASTART 0x0000 +#define HOST1X_CHANNEL_DMASTART_HI 0x0004 +#define HOST1X_CHANNEL_DMAPUT 0x0008 +#define HOST1X_CHANNEL_DMAPUT_HI 0x000c +#define HOST1X_CHANNEL_DMAGET 0x0010 +#define HOST1X_CHANNEL_DMAGET_HI 0x0014 +#define HOST1X_CHANNEL_DMAEND 0x0018 +#define HOST1X_CHANNEL_DMAEND_HI 0x001c +#define HOST1X_CHANNEL_DMACTRL 0x0020 +#define HOST1X_CHANNEL_DMACTRL_DMASTOP BIT(0) +#define HOST1X_CHANNEL_DMACTRL_DMAGETRST BIT(1) +#define HOST1X_CHANNEL_DMACTRL_DMAINITGET BIT(2) +#define HOST1X_CHANNEL_CMDFIFO_STAT 0x0024 +#define HOST1X_CHANNEL_CMDFIFO_STAT_EMPTY BIT(13) +#define HOST1X_CHANNEL_CMDFIFO_RDATA 0x0028 +#define HOST1X_CHANNEL_CMDP_OFFSET 0x0030 +#define HOST1X_CHANNEL_CMDP_CLASS 0x0034 +#define HOST1X_CHANNEL_CHANNELSTAT 0x0038 +#define HOST1X_CHANNEL_CMDPROC_STOP 0x0048 +#define HOST1X_CHANNEL_TEARDOWN 0x004c +#define HOST1X_CHANNEL_SMMU_STREAMID 0x0084 + +#define HOST1X_SYNC_SYNCPT_CPU_INCR(x) (0x6400 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(x) (0x6600 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_INTR_DEST(x) (0x6684 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_THRESH_INT_ENABLE_CPU0(x) (0x770c + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_THRESH_INT_DISABLE(x) (0x7790 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT(x) (0x8080 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_INT_THRESH(x) (0xa088 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_CH_APP(x) (0xb090 + 4 * (x)) +#define HOST1X_SYNC_SYNCPT_CH_APP_CH(v) (((v) & 0x3f) << 8) From patchwork Mon Jun 27 14:20:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648970 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=yMRARXDK; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdh1Btlz9sGY for ; Tue, 28 Jun 2022 00:20:56 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237097AbiF0OUv (ORCPT ); Mon, 27 Jun 2022 10:20:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237035AbiF0OUp (ORCPT ); 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Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbO-003N2J-UY; Mon, 27 Jun 2022 17:20:33 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 19/22] gpu: host1x: Rewrite job opcode sequence Date: Mon, 27 Jun 2022 17:20:05 +0300 Message-Id: <20220627142008.2072474-20-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen For new (Tegra186+) SoCs, use a new ('full-featured') job opcode sequence that is compatible with virtualization. In particular, the Host1x hardware in Tegra234 is more strict regarding the sequence, requiring ACQUIRE_MLOCK-SETCLASS-SETSTREAMID opcodes to occur in that sequence without gaps (except for SETPAYLOAD), so let's do it properly in one go now. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/hw/channel_hw.c | 144 +++++++++++++++++------------ 1 file changed, 85 insertions(+), 59 deletions(-) diff --git a/drivers/gpu/host1x/hw/channel_hw.c b/drivers/gpu/host1x/hw/channel_hw.c index f84caf06621a..4eb7fb2e4f0a 100644 --- a/drivers/gpu/host1x/hw/channel_hw.c +++ b/drivers/gpu/host1x/hw/channel_hw.c @@ -47,10 +47,41 @@ static void trace_write_gather(struct host1x_cdma *cdma, struct host1x_bo *bo, } } -static void submit_wait(struct host1x_cdma *cdma, u32 id, u32 threshold, +static void submit_wait(struct host1x_job *job, u32 id, u32 threshold, u32 next_class) { -#if HOST1X_HW >= 2 + struct host1x_cdma *cdma = &job->channel->cdma; + +#if HOST1X_HW >= 6 + u32 stream_id; + + /* + * If a memory context has been set, use it. Otherwise + * (if context isolation is disabled) use the engine's + * firmware stream ID. + */ + if (job->memory_context) + stream_id = job->memory_context->stream_id; + else + stream_id = job->engine_fallback_streamid; + + host1x_cdma_push_wide(cdma, + host1x_opcode_setclass( + HOST1X_CLASS_HOST1X, + HOST1X_UCLASS_LOAD_SYNCPT_PAYLOAD_32, + /* WAIT_SYNCPT_32 is at SYNCPT_PAYLOAD_32+2 */ + BIT(0) | BIT(2) + ), + threshold, + id, + HOST1X_OPCODE_NOP + ); + host1x_cdma_push_wide(&job->channel->cdma, + host1x_opcode_setclass(job->class, 0, 0), + host1x_opcode_setpayload(stream_id), + host1x_opcode_setstreamid(job->engine_streamid_offset / 4), + HOST1X_OPCODE_NOP); +#elif HOST1X_HW >= 2 host1x_cdma_push_wide(cdma, host1x_opcode_setclass( HOST1X_CLASS_HOST1X, @@ -97,7 +128,7 @@ static void submit_gathers(struct host1x_job *job, u32 job_syncpt_base) else threshold = cmd->wait.threshold; - submit_wait(cdma, cmd->wait.id, threshold, cmd->wait.next_class); + submit_wait(job, cmd->wait.id, threshold, cmd->wait.next_class); } else { struct host1x_job_gather *g = &cmd->gather; @@ -180,42 +211,70 @@ static void host1x_enable_gather_filter(struct host1x_channel *ch) #endif } -static void host1x_channel_program_engine_streamid(struct host1x_job *job) +static void channel_program_cdma(struct host1x_job *job) { + struct host1x_cdma *cdma = &job->channel->cdma; + struct host1x_syncpt *sp = job->syncpt; + #if HOST1X_HW >= 6 u32 fence; - if (!job->memory_context) - return; + /* Enter engine class with invalid stream ID. */ + host1x_cdma_push_wide(cdma, + host1x_opcode_acquire_mlock(job->class), + host1x_opcode_setclass(job->class, 0, 0), + host1x_opcode_setpayload(0), + host1x_opcode_setstreamid(job->engine_streamid_offset / 4)); - fence = host1x_syncpt_incr_max(job->syncpt, 1); + /* Before switching stream ID to real stream ID, ensure engine is idle. */ + fence = host1x_syncpt_incr_max(sp, 1); + host1x_cdma_push(&job->channel->cdma, + host1x_opcode_nonincr(HOST1X_UCLASS_INCR_SYNCPT, 1), + HOST1X_UCLASS_INCR_SYNCPT_INDX_F(job->syncpt->id) | + HOST1X_UCLASS_INCR_SYNCPT_COND_F(4)); + submit_wait(job, job->syncpt->id, fence, job->class); - /* First, increment a syncpoint on OP_DONE condition.. */ + /* Submit work. */ + job->syncpt_end = host1x_syncpt_incr_max(sp, job->syncpt_incrs); + submit_gathers(job, job->syncpt_end - job->syncpt_incrs); + /* Before releasing MLOCK, ensure engine is idle again. */ + fence = host1x_syncpt_incr_max(sp, 1); host1x_cdma_push(&job->channel->cdma, host1x_opcode_nonincr(HOST1X_UCLASS_INCR_SYNCPT, 1), HOST1X_UCLASS_INCR_SYNCPT_INDX_F(job->syncpt->id) | - HOST1X_UCLASS_INCR_SYNCPT_COND_F(1)); + HOST1X_UCLASS_INCR_SYNCPT_COND_F(4)); + submit_wait(job, job->syncpt->id, fence, job->class); - /* Wait for syncpoint to increment */ + /* Release MLOCK. */ + host1x_cdma_push(cdma, + HOST1X_OPCODE_NOP, host1x_opcode_release_mlock(job->class)); +#else + if (job->serialize) { + /* + * Force serialization by inserting a host wait for the + * previous job to finish before this one can commence. + */ + host1x_cdma_push(cdma, + host1x_opcode_setclass(HOST1X_CLASS_HOST1X, + host1x_uclass_wait_syncpt_r(), 1), + host1x_class_host_wait_syncpt(job->syncpt->id, + host1x_syncpt_read_max(sp))); + } - host1x_cdma_push(&job->channel->cdma, - host1x_opcode_setclass(HOST1X_CLASS_HOST1X, - host1x_uclass_wait_syncpt_r(), 1), - host1x_class_host_wait_syncpt(job->syncpt->id, fence)); + /* Synchronize base register to allow using it for relative waiting */ + if (sp->base) + synchronize_syncpt_base(job); - /* - * Now that we know the engine is idle, return to class and - * change stream ID. - */ + /* add a setclass for modules that require it */ + if (job->class) + host1x_cdma_push(cdma, + host1x_opcode_setclass(job->class, 0, 0), + HOST1X_OPCODE_NOP); - host1x_cdma_push(&job->channel->cdma, - host1x_opcode_setclass(job->class, 0, 0), - HOST1X_OPCODE_NOP); + job->syncpt_end = host1x_syncpt_incr_max(sp, job->syncpt_incrs); - host1x_cdma_push(&job->channel->cdma, - host1x_opcode_setpayload(job->memory_context->stream_id), - host1x_opcode_setstreamid(job->engine_streamid_offset / 4)); + submit_gathers(job, job->syncpt_end - job->syncpt_incrs); #endif } @@ -223,7 +282,6 @@ static int channel_submit(struct host1x_job *job) { struct host1x_channel *ch = job->channel; struct host1x_syncpt *sp = job->syncpt; - u32 user_syncpt_incrs = job->syncpt_incrs; u32 prev_max = 0; u32 syncval; int err; @@ -251,6 +309,7 @@ static int channel_submit(struct host1x_job *job) host1x_channel_set_streamid(ch); host1x_enable_gather_filter(ch); + host1x_hw_syncpt_assign_to_channel(host, sp, ch); /* begin a CDMA submit */ err = host1x_cdma_begin(&ch->cdma, job); @@ -259,40 +318,7 @@ static int channel_submit(struct host1x_job *job) goto error; } - if (job->serialize) { - /* - * Force serialization by inserting a host wait for the - * previous job to finish before this one can commence. - */ - host1x_cdma_push(&ch->cdma, - host1x_opcode_setclass(HOST1X_CLASS_HOST1X, - host1x_uclass_wait_syncpt_r(), 1), - host1x_class_host_wait_syncpt(job->syncpt->id, - host1x_syncpt_read_max(sp))); - } - - /* Synchronize base register to allow using it for relative waiting */ - if (sp->base) - synchronize_syncpt_base(job); - - host1x_hw_syncpt_assign_to_channel(host, sp, ch); - - /* add a setclass for modules that require it */ - if (job->class) - host1x_cdma_push(&ch->cdma, - host1x_opcode_setclass(job->class, 0, 0), - HOST1X_OPCODE_NOP); - - /* - * Ensure engine DMA is idle and set new stream ID. May increment - * syncpt max. - */ - host1x_channel_program_engine_streamid(job); - - syncval = host1x_syncpt_incr_max(sp, user_syncpt_incrs); - job->syncpt_end = syncval; - - submit_gathers(job, syncval - user_syncpt_incrs); + channel_program_cdma(job); /* end CDMA submit & stash pinned hMems into sync queue */ host1x_cdma_end(&ch->cdma, job); From patchwork Mon Jun 27 14:20:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648967 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=B83Q8R6d; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdd2PYqz9sGY for ; Tue, 28 Jun 2022 00:20:53 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237072AbiF0OUt (ORCPT ); Mon, 27 Jun 2022 10:20:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38012 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237008AbiF0OUo (ORCPT ); Mon, 27 Jun 2022 10:20:44 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0B991145F; Mon, 27 Jun 2022 07:20:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=Ixmg90dyDmHAicFMf0z9UoK0XakUBMSYYi6CRfswppA=; b=B83Q8R6dOE20SbRqfBwQyYZgHf MnS6+AGqyuKfaCmDxvJQ8ySeMdhzsNErzCYssjkBXKh8pqWz7YJPbmk6Jrz9isqQYjBsOONPDrXDk mwsKJCpBbDtzL4BFh6u9LSdDsX/2h/BLjW0RaYgzTYIDm9ZDZpuGuzhRWp2MMThmN7VsfZ2xJJYlh J2dlfPegLATsoBK3ShxWAtSWlCev0xi6nY/GBurrqCNO8gl4etsLnFebfeO6Z6j/jdgzO3HBL3IWW AC8pYkRZOhYOBThJogAmET6RNQV1yV0xBM8iweRSGoenHvYgTnApgNgN9W1QztO9KynPNZO/oUoEc bhd2nNBg==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbP-003N2J-6O; Mon, 27 Jun 2022 17:20:34 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 20/22] gpu: host1x: Add MLOCK release code on Tegra234 Date: Mon, 27 Jun 2022 17:20:06 +0300 Message-Id: <20220627142008.2072474-21-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen With the full-featured opcode sequence using MLOCKs, we need to also unlock those MLOCKs in the event of a timeout. However, it turns out that on Tegra186/Tegra194, by default, we don't need to do this; furthermore, on Tegra234 it is much simpler to do; so only implement this on Tegra234 for the time being. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/hw/cdma_hw.c | 34 ++++++++++++++++++++++ drivers/gpu/host1x/hw/hw_host1x08_common.h | 7 +++++ 2 files changed, 41 insertions(+) diff --git a/drivers/gpu/host1x/hw/cdma_hw.c b/drivers/gpu/host1x/hw/cdma_hw.c index e49cd5b8f735..1b65a10b9dfc 100644 --- a/drivers/gpu/host1x/hw/cdma_hw.c +++ b/drivers/gpu/host1x/hw/cdma_hw.c @@ -238,6 +238,37 @@ static void cdma_resume(struct host1x_cdma *cdma, u32 getptr) cdma_timeout_restart(cdma, getptr); } +static void timeout_release_mlock(struct host1x_cdma *cdma) +{ +#if HOST1X_HW >= 8 + /* Tegra186 and Tegra194 require a more complicated MLOCK release + * sequence. Furthermore, those chips by default don't enforce MLOCKs, + * so it turns out that if we don't /actually/ need MLOCKs, we can just + * ignore them. + * + * As such, for now just implement this on Tegra234 where things are + * stricter but also easy to implement. + */ + struct host1x_channel *ch = cdma_to_channel(cdma); + struct host1x *host1x = cdma_to_host1x(cdma); + u32 offset; + + switch (ch->client->class) { + case HOST1X_CLASS_VIC: + offset = HOST1X_COMMON_VIC_MLOCK; + break; + case HOST1X_CLASS_NVDEC: + offset = HOST1X_COMMON_NVDEC_MLOCK; + break; + default: + WARN(1, "%s was not updated for class %u", __func__, ch->client->class); + return; + } + + host1x_common_writel(host1x, 0x0, offset); +#endif +} + /* * If this timeout fires, it indicates the current sync_queue entry has * exceeded its TTL and the userctx should be timed out and remaining @@ -288,6 +319,9 @@ static void cdma_timeout_handler(struct work_struct *work) /* stop HW, resetting channel/module */ host1x_hw_cdma_freeze(host1x, cdma); + /* release any held MLOCK */ + timeout_release_mlock(cdma); + host1x_cdma_update_sync_queue(cdma, ch->dev); mutex_unlock(&cdma->lock); } diff --git a/drivers/gpu/host1x/hw/hw_host1x08_common.h b/drivers/gpu/host1x/hw/hw_host1x08_common.h index 4df28440b86b..8e0c99150ec2 100644 --- a/drivers/gpu/host1x/hw/hw_host1x08_common.h +++ b/drivers/gpu/host1x/hw/hw_host1x08_common.h @@ -2,3 +2,10 @@ /* * Copyright (c) 2022 NVIDIA Corporation. */ + +#define HOST1X_COMMON_OFA_MLOCK 0x4050 +#define HOST1X_COMMON_NVJPG1_MLOCK 0x4070 +#define HOST1X_COMMON_VIC_MLOCK 0x4078 +#define HOST1X_COMMON_NVENC_MLOCK 0x407c +#define HOST1X_COMMON_NVDEC_MLOCK 0x4080 +#define HOST1X_COMMON_NVJPG_MLOCK 0x4084 From patchwork Mon Jun 27 14:20:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648971 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; 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Mon, 27 Jun 2022 17:20:34 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 21/22] gpu: host1x: Use RESTART_W to skip timed out jobs on Tegra186+ Date: Mon, 27 Jun 2022 17:20:07 +0300 Message-Id: <20220627142008.2072474-22-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen When MLOCK enforcement is enabled, the 0-word write currently done is rejected by the hardware outside of an MLOCK region. As such, on these chips, which also have the newer, more convenient RESTART_W opcode, use that instead to skip over the timed out job. Signed-off-by: Mikko Perttunen --- drivers/gpu/host1x/cdma.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/host1x/cdma.c b/drivers/gpu/host1x/cdma.c index 765e5aa64eb6..bb1f3c746be4 100644 --- a/drivers/gpu/host1x/cdma.c +++ b/drivers/gpu/host1x/cdma.c @@ -457,9 +457,24 @@ void host1x_cdma_update_sync_queue(struct host1x_cdma *cdma, * to offset 0xbad. This does nothing but * has a easily detected signature in debug * traces. + * + * On systems with MLOCK enforcement enabled, + * the above 0 word writes would fall foul of + * the enforcement. As such, in the first slot + * put a RESTART_W opcode to the beginning + * of the next job. We don't use this for older + * chips since those only support the RESTART + * opcode with inconvenient alignment requirements. */ - mapped[2*slot+0] = 0x1bad0000; - mapped[2*slot+1] = 0x1bad0000; + if (i == 0 && host1x->info->has_wide_gather) { + unsigned int next_job = (job->first_get/8 + job->num_slots) + % HOST1X_PUSHBUFFER_SLOTS; + mapped[2*slot+0] = (0xd << 28) | (next_job * 2); + mapped[2*slot+1] = 0x0; + } else { + mapped[2*slot+0] = 0x1bad0000; + mapped[2*slot+1] = 0x1bad0000; + } } job->cancelled = true; From patchwork Mon Jun 27 14:20:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 1648976 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=kapsi.fi header.i=@kapsi.fi header.a=rsa-sha256 header.s=20161220 header.b=CDMpWG19; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4LWqdn3Qw1z9sGY for ; Tue, 28 Jun 2022 00:21:01 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237138AbiF0OU7 (ORCPT ); Mon, 27 Jun 2022 10:20:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237036AbiF0OUp (ORCPT ); Mon, 27 Jun 2022 10:20:45 -0400 Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BB4412D18; Mon, 27 Jun 2022 07:20:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=n5fftUEvkFxqEj5rq74Mb5X3DmU+ng2FZSz30Wp76JY=; b=CDMpWG195NKdmg9ianCDajdA73 BJ9uQs2Tlyi41U67lX7v+6xNkD+3i1TqVDND+Kv55H0IrZA4H4pLjTF8ukeClglgGSH7f0aYe3znH 6Gw2HYme7H2n9XqHzqAeQsvXR3/ZuXHgDpuVzykt7kwlcqftjUhPaAlvEAwWZReDYpTYvlCd/LxYm LSXMcGaqwaylp2AAy60q2YhqAE/MNZDW4GUO6IyQp26LLYCj6+FmUKqLZocWWLJfSFoQQPzZGwbD/ qzP2Ul9TGAUm1KJD6W3PztUJz1pi1aF+yaFGd/0n9ksvHq7u1Bi9NA4liJ5AXNv9tpvTgrIseHXcv LmHb3SxA==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o5pbP-003N2J-M6; Mon, 27 Jun 2022 17:20:34 +0300 From: Mikko Perttunen To: Rob Herring , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Dmitry Osipenko Cc: Mikko Perttunen , Robin Murphy , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7/v3 22/22] drm/tegra: vic: Add Tegra234 support Date: Mon, 27 Jun 2022 17:20:08 +0300 Message-Id: <20220627142008.2072474-23-cyndis@kapsi.fi> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220627142008.2072474-1-cyndis@kapsi.fi> References: <20220627142008.2072474-1-cyndis@kapsi.fi> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen Add Tegra234 support for VIC. It is backwards compatible with Tegra194. Signed-off-by: Mikko Perttunen --- drivers/gpu/drm/tegra/drm.c | 1 + drivers/gpu/drm/tegra/vic.c | 12 ++++++++++++ 2 files changed, 13 insertions(+) diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 9464f522e257..426ffeb51f72 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1380,6 +1380,7 @@ static const struct of_device_id host1x_drm_subdevs[] = { { .compatible = "nvidia,tegra194-sor", }, { .compatible = "nvidia,tegra194-vic", }, { .compatible = "nvidia,tegra194-nvdec", }, + { .compatible = "nvidia,tegra234-vic", }, { /* sentinel */ } }; diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index c5526bda88d6..c1734f823d04 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -447,11 +447,20 @@ static const struct vic_config vic_t194_config = { .supports_sid = true, }; +#define NVIDIA_TEGRA_234_VIC_FIRMWARE "nvidia/tegra234/vic.bin" + +static const struct vic_config vic_t234_config = { + .firmware = NVIDIA_TEGRA_234_VIC_FIRMWARE, + .version = 0x23, + .supports_sid = true, +}; + static const struct of_device_id tegra_vic_of_match[] = { { .compatible = "nvidia,tegra124-vic", .data = &vic_t124_config }, { .compatible = "nvidia,tegra210-vic", .data = &vic_t210_config }, { .compatible = "nvidia,tegra186-vic", .data = &vic_t186_config }, { .compatible = "nvidia,tegra194-vic", .data = &vic_t194_config }, + { .compatible = "nvidia,tegra234-vic", .data = &vic_t234_config }, { }, }; MODULE_DEVICE_TABLE(of, tegra_vic_of_match); @@ -590,3 +599,6 @@ MODULE_FIRMWARE(NVIDIA_TEGRA_186_VIC_FIRMWARE); #if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) MODULE_FIRMWARE(NVIDIA_TEGRA_194_VIC_FIRMWARE); #endif +#if IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC) +MODULE_FIRMWARE(NVIDIA_TEGRA_234_VIC_FIRMWARE); +#endif