From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B9586C4320E for ; Wed, 25 Aug 2021 23:27:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 980E5610C7 for ; Wed, 25 Aug 2021 23:27:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233201AbhHYX2G (ORCPT ); Wed, 25 Aug 2021 19:28:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231535AbhHYX2F (ORCPT ); Wed, 25 Aug 2021 19:28:05 -0400 Received: from mail-pf1-x432.google.com (mail-pf1-x432.google.com [IPv6:2607:f8b0:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9A53C061757 for ; Wed, 25 Aug 2021 16:27:18 -0700 (PDT) Received: by mail-pf1-x432.google.com with SMTP id y11so981433pfl.13 for ; Wed, 25 Aug 2021 16:27:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=3DeKdh4xk8mfQx7f4iTa534+QOs9FBWxs+KKKUMM9+c=; b=P5Zbz1AqoY9/dADhV6Wy3nOIg1ktPrc32Zl64uGjovS6IeE1wiN7QQhLRp4DqkuRkY 92Jufqm7Hyvo1jIc9jHtSjx/1pUqcDYnvof1BMmDU6+OhzPjcCsVY8YUnuzkgdxnLgj3 cciljAvV1gnIgjnDSGyXuBA+1sKHElfONWc9Okhk04uRNDKqO3cuJ6YXNOl3ivb9rLp3 xnzP1wPIZ99oMqmrsFjzOOa9u3bz5tv0x4ObHuWyTVhqB77yGbz2kSlYaQxqJI6p6oto 6xZUgNCNR0FUj/1oShP932pF7XWsD6YOqEqBbi8aDdqbtuxqSIz+vkHA3poDxdrMMnDu W57w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3DeKdh4xk8mfQx7f4iTa534+QOs9FBWxs+KKKUMM9+c=; b=IjzkcBX/rUHQsO5G5MiAFiBTo0iOoUAYrLj0jLJpZmJAhtjbYW+fDhoO1niiK8tQKb tRx31+TBwGAmSKeuB5d4i2QpBK2a6UMDaKShzxxBtYp56xlESqEfihVe5gbM7YECN8o3 rpsrlvmfTlWbL0JJfeQ+TetfEtZu8U8Yp0VOLwXpFCXJ2HeipyEyau3so0eTBZ8IQ6U9 45PAafOoWOvHaGWNxQVMbUoO2qF6X8YkuBwYBFEoQLf0SBDb3Egmz8VoOZE848VU6nYb SYUd1ImT+deXGYkTz7a8UEcc+ZfqBgmWI3VvbN2k9He3LpUFQ8bLK4fn91Tb/K9ynx2S Ba6Q== X-Gm-Message-State: AOAM531ef3JrT5GOM7m0VVgtBK9JNyFWo38aEIFu7bqHdi860sFdbiyx 3OgYFJU2BqVnKBR9SyyJEsw= X-Google-Smtp-Source: ABdhPJzt8LnowrqC1AgDPPDO76xqG43qcClcVYgtQPkYCH70AeLpMIgpOt/EJqdLS2JrXsXD1XPPpg== X-Received: by 2002:a05:6a00:cd1:b0:3e1:a1f1:3fc2 with SMTP id b17-20020a056a000cd100b003e1a1f13fc2mr659578pfv.12.1629934038275; Wed, 25 Aug 2021 16:27:18 -0700 (PDT) Received: from localhost ([2601:1c0:5200:a6:307:a401:7b76:c6e5]) by smtp.gmail.com with ESMTPSA id y14sm698877pfi.82.2021.08.25.16.27.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Aug 2021 16:27:17 -0700 (PDT) From: Rob Clark To: igt-dev@lists.freedesktop.org Cc: freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, Jordan Crouse , Akhil P Oommen , Petri Latvala , Rob Clark Subject: [PATCH igt v2 2/3] msm: Add helper library Date: Wed, 25 Aug 2021 16:31:38 -0700 Message-Id: <20210825233139.1066504-3-robdclark@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210825233139.1066504-1-robdclark@gmail.com> References: <20210825233139.1066504-1-robdclark@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Rob Clark Handle some of the boilerplate for tests. Signed-off-by: Rob Clark --- lib/igt_msm.c | 171 ++++++++++++++++++++++++++++++++++++++++++++++++ lib/igt_msm.h | 119 +++++++++++++++++++++++++++++++++ lib/meson.build | 1 + 3 files changed, 291 insertions(+) create mode 100644 lib/igt_msm.c create mode 100644 lib/igt_msm.h diff --git a/lib/igt_msm.c b/lib/igt_msm.c new file mode 100644 index 00000000..3bd0ee53 --- /dev/null +++ b/lib/igt_msm.c @@ -0,0 +1,171 @@ +/* + * Copyright © 2021 Google, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "drmtest.h" +#include "igt_aux.h" +#include "igt_core.h" +#include "igt_msm.h" +#include "ioctl_wrappers.h" + +/** + * SECTION:igt_msm + * @short_description: msm support library + * @title: msm + * @include: igt_msm.h + * + * This library provides various auxiliary helper functions for writing msm + * tests. + */ + +static uint64_t +get_param(struct msm_device *dev, uint32_t pipe, uint32_t param) +{ + struct drm_msm_param req = { + .pipe = pipe, + .param = param, + }; + + do_ioctl(dev->fd, DRM_IOCTL_MSM_GET_PARAM, &req); + + return req.value; +} + +struct msm_device * +igt_msm_dev_open(void) +{ + struct msm_device *dev = calloc(1, sizeof(*dev)); + + dev->fd = drm_open_driver_render(DRIVER_MSM); + if (dev->fd < 0) { + free(dev); + return NULL; + } + + dev->gen = (get_param(dev, MSM_PIPE_3D0, MSM_PARAM_CHIP_ID) >> 24) & 0xff; + + return dev; +} + +void +igt_msm_dev_close(struct msm_device *dev) +{ + close(dev->fd); + free(dev); +} + +struct msm_bo * +igt_msm_bo_new(struct msm_device *dev, size_t size, uint32_t flags) +{ + struct msm_bo *bo = calloc(1, sizeof(*bo)); + + struct drm_msm_gem_new req = { + .size = size, + .flags = flags, + }; + + bo->dev = dev; + bo->size = size; + + do_ioctl(dev->fd, DRM_IOCTL_MSM_GEM_NEW, &req); + + bo->handle = req.handle; + + return bo; +} + +void +igt_msm_bo_free(struct msm_bo *bo) +{ + if (bo->map) + munmap(bo->map, bo->size); + gem_close(bo->dev->fd, bo->handle); + free(bo); +} + +void * +igt_msm_bo_map(struct msm_bo *bo) +{ + if (!bo->map) { + struct drm_msm_gem_info req = { + .handle = bo->handle, + .info = MSM_INFO_GET_OFFSET, + }; + void *ptr; + + do_ioctl(bo->dev->fd, DRM_IOCTL_MSM_GEM_INFO, &req); + + ptr = mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED, + bo->dev->fd, req.value); + if (ptr == MAP_FAILED) + return NULL; + + bo->map = ptr; + } + return bo->map; +} + +struct msm_pipe * +igt_msm_pipe_open(struct msm_device *dev, uint32_t prio) +{ + struct msm_pipe *pipe = calloc(1, sizeof(*pipe)); + struct drm_msm_submitqueue req = { + .flags = 0, + .prio = prio, + }; + + pipe->dev = dev; + pipe->pipe = MSM_PIPE_3D0; + + /* Note that kerenels prior to v4.15 did not support submitqueues. + * Mesa maintains support for older kernels, but I do not think + * that IGT needs to. + */ + do_ioctl(dev->fd, DRM_IOCTL_MSM_SUBMITQUEUE_NEW, &req); + + pipe->submitqueue_id = req.id; + + return pipe; +} + +void +igt_msm_pipe_close(struct msm_pipe *pipe) +{ + do_ioctl(pipe->dev->fd, DRM_IOCTL_MSM_SUBMITQUEUE_CLOSE, &pipe->submitqueue_id); + free(pipe); +} + +uint64_t +igt_msm_pipe_get_param(struct msm_pipe *pipe, uint32_t param) +{ + return get_param(pipe->dev, pipe->pipe, param); +} diff --git a/lib/igt_msm.h b/lib/igt_msm.h new file mode 100644 index 00000000..614c42ee --- /dev/null +++ b/lib/igt_msm.h @@ -0,0 +1,119 @@ +/* + * Copyright © 2021 Google, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef IGT_MSM_H +#define IGT_MSM_H + +#include "msm_drm.h" + +struct msm_device { + int fd; + unsigned gen; +}; + +struct msm_device *igt_msm_dev_open(void); +void igt_msm_dev_close(struct msm_device *dev); + +struct msm_bo { + struct msm_device *dev; + int handle; + uint32_t size; + void *map; +}; + +struct msm_bo *igt_msm_bo_new(struct msm_device *dev, size_t size, uint32_t flags); +void igt_msm_bo_free(struct msm_bo *bo); +void *igt_msm_bo_map(struct msm_bo *bo); + +struct msm_pipe { + struct msm_device *dev; + uint32_t pipe; + uint32_t submitqueue_id; +}; + +struct msm_pipe *igt_msm_pipe_open(struct msm_device *dev, uint32_t prio); +void igt_msm_pipe_close(struct msm_pipe *pipe); +uint64_t igt_msm_pipe_get_param(struct msm_pipe *pipe, uint32_t param); + +/* + * Helpers for cmdstream building: + */ + +enum adreno_pm4_packet_type { + CP_TYPE0_PKT = 0, + CP_TYPE1_PKT = 0x40000000, + CP_TYPE2_PKT = 0x80000000, + CP_TYPE3_PKT = 0xc0000000, + CP_TYPE4_PKT = 0x40000000, + CP_TYPE7_PKT = 0x70000000, +}; + +enum adreno_pm4_type3_packets { + CP_NOP = 16, +}; + +static inline unsigned +pm4_odd_parity_bit(unsigned val) +{ + /* See: http://graphics.stanford.edu/~seander/bithacks.html#ParityParallel + * note that we want odd parity so 0x6996 is inverted. + */ + val ^= val >> 16; + val ^= val >> 8; + val ^= val >> 4; + val &= 0xf; + return (~0x6996 >> val) & 1; +} + +static inline uint32_t +pm4_pkt0_hdr(uint16_t regindx, uint16_t cnt) +{ + return CP_TYPE0_PKT | ((cnt - 1) << 16) | (regindx & 0x7fff); +} + +static inline uint32_t +pm4_pkt3_hdr(uint8_t opcode, uint16_t cnt) +{ + return CP_TYPE3_PKT | ((cnt - 1) << 16) | ((opcode & 0xff) << 8); +} + +static inline uint32_t +pm4_pkt4_hdr(uint16_t regindx, uint16_t cnt) +{ + return CP_TYPE4_PKT | cnt | (pm4_odd_parity_bit(cnt) << 7) | + ((regindx & 0x3ffff) << 8) | + ((pm4_odd_parity_bit(regindx) << 27)); +} + +static inline uint32_t +pm4_pkt7_hdr(uint8_t opcode, uint16_t cnt) +{ + return CP_TYPE7_PKT | cnt | (pm4_odd_parity_bit(cnt) << 15) | + ((opcode & 0x7f) << 16) | + ((pm4_odd_parity_bit(opcode) << 23)); +} + +#define U642VOID(x) ((void *)(uintptr_t)(x)) +#define VOID2U64(x) ((uint64_t)(uintptr_t)(x)) + +#endif /* IGT_MSM_H */ diff --git a/lib/meson.build b/lib/meson.build index 67d40512..c3080fc8 100644 --- a/lib/meson.build +++ b/lib/meson.build @@ -82,6 +82,7 @@ lib_sources = [ 'igt_eld.c', 'igt_infoframe.c', 'veboxcopy_gen12.c', + 'igt_msm.c', ] lib_deps = [ -- 2.31.1