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[2003:e4:1f0a:6900::43a]) by smtp.gmail.com with ESMTPSA id r3sm1488439ejd.129.2022.02.17.11.16.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Feb 2022 11:16:35 -0800 (PST) From: Thierry Reding To: Thierry Reding Cc: =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= , Dmitry Osipenko , dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org Subject: [PATCH libdrm v2 05/25] tegra: Add flink helpers Date: Thu, 17 Feb 2022 20:16:05 +0100 Message-Id: <20220217191625.2534521-6-thierry.reding@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220217191625.2534521-1-thierry.reding@gmail.com> References: <20220217191625.2534521-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Thierry Reding Add helpers to export and import buffer objects via flink names. Signed-off-by: Thierry Reding --- Changes in v3: - add drm_public annotations --- tegra/tegra-symbols.txt | 2 ++ tegra/tegra.c | 50 +++++++++++++++++++++++++++++++++++++++++ tegra/tegra.h | 3 +++ 3 files changed, 55 insertions(+) diff --git a/tegra/tegra-symbols.txt b/tegra/tegra-symbols.txt index 9422696c1416..630e075fa5d7 100644 --- a/tegra/tegra-symbols.txt +++ b/tegra/tegra-symbols.txt @@ -1,6 +1,8 @@ drm_tegra_bo_get_handle +drm_tegra_bo_get_name drm_tegra_bo_map drm_tegra_bo_new +drm_tegra_bo_open drm_tegra_bo_ref drm_tegra_bo_unmap drm_tegra_bo_unref diff --git a/tegra/tegra.c b/tegra/tegra.c index a9087e956f94..3d645d87dd3d 100644 --- a/tegra/tegra.c +++ b/tegra/tegra.c @@ -240,3 +240,53 @@ drm_public int drm_tegra_bo_unmap(struct drm_tegra_bo *bo) return 0; } + +drm_public int drm_tegra_bo_get_name(struct drm_tegra_bo *bo, uint32_t *name) +{ + struct drm_tegra *drm = bo->drm; + struct drm_gem_flink args; + int err; + + memset(&args, 0, sizeof(args)); + args.handle = bo->handle; + + err = drmIoctl(drm->fd, DRM_IOCTL_GEM_FLINK, &args); + if (err < 0) + return err; + + if (name) + *name = args.name; + + return 0; +} + +drm_public int +drm_tegra_bo_open(struct drm_tegra *drm, uint32_t name, uint32_t flags, + struct drm_tegra_bo **bop) +{ + struct drm_gem_open args; + struct drm_tegra_bo *bo; + int err; + + bo = drm_tegra_bo_alloc(drm, 0, flags, 0); + if (!bo) + return -ENOMEM; + + memset(&args, 0, sizeof(args)); + args.name = name; + + err = drmIoctl(drm->fd, DRM_IOCTL_GEM_OPEN, &args); + if (err < 0) + goto free; + + bo->handle = args.handle; + bo->size = args.size; + + *bop = bo; + + return 0; + +free: + free(bo); + return err; +} diff --git a/tegra/tegra.h b/tegra/tegra.h index c6b4f984de45..333690f23118 100644 --- a/tegra/tegra.h +++ b/tegra/tegra.h @@ -44,5 +44,8 @@ int drm_tegra_bo_get_handle(struct drm_tegra_bo *bo, uint32_t *handle); int drm_tegra_bo_map(struct drm_tegra_bo *bo, void **ptr); int drm_tegra_bo_unmap(struct drm_tegra_bo *bo); +int drm_tegra_bo_get_name(struct drm_tegra_bo *bo, uint32_t *name); +int drm_tegra_bo_open(struct drm_tegra *drm, uint32_t name, uint32_t flags, + struct drm_tegra_bo **bop); #endif /* __DRM_TEGRA_H__ */ -- 2.35.1 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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4B585C433FE for ; Thu, 17 Feb 2022 19:16:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 60B7310E433; Thu, 17 Feb 2022 19:16:41 +0000 (UTC) Received: from mail-ed1-x52c.google.com (mail-ed1-x52c.google.com [IPv6:2a00:1450:4864:20::52c]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD64910E471 for ; Thu, 17 Feb 2022 19:16:37 +0000 (UTC) Received: by mail-ed1-x52c.google.com with SMTP id c6so8706702edk.12 for ; Thu, 17 Feb 2022 11:16:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=eaLIGaAa+RQaFC/Np/JD2E7mN4OYFfTrDEb0AxNo6TY=; b=ECtjhYHxkvjlwXQmKE1B2uvGVHqoemnYr0dPxuKRyvDsfAFQUXo5YOBJWPw0JAoH/5 /xKxdlewSV8ZpgNPUrNQBtSYnUuzerhgsp+BjkZiytxq98t/EUgwsz4K/5ljW7byRVgp iwUu3dU/QgVW5ff2u4KTE+OTk1+pjlPYhs3BTmvfIRIVXsn2gk9WG5eOgobQu9oJToTL Lh6nvr4pJiEUKhy31NDSa/vPXsS6tP7z4gZITUWkshxUw9PJiqivaOw4gjUmoiE8HgV7 WnlULagG1DT4+Xom02tjBdAc5YdmV98lTHXaqUJesO4QzpInVykmxN1YDUA8gyGMOqsv PUDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=eaLIGaAa+RQaFC/Np/JD2E7mN4OYFfTrDEb0AxNo6TY=; b=FjzxZgR5JQNeVbKWe5/zM5Ysrnub9qWHXPgxacncmbyxC/dRgsd5uVCW9TkQmCyr4R EKE6UuXpsL8uIhE/pRE2HHr/MIYQDBCp41XS0ba228F2es04V8zayqZf66rDvlrXuTJC X7oFpncL8kZHOBetWM4U4ZIvqKTROqhj8a8SqA9XlVUr7CjMA57IYrafvVzlF03Sq8ct XwzYyPFM0cWxz6d6Mm/J2MN+aODmOoLHiRp9JDbafdXTrtow13u1N8mwbD3hnCDov34p Z3bZ94N4OH4ZKM8+tHvfowxAvTbRalvZD8DaxHlvFaTPB0ihvr6U4eBVLzPy0a+wwpJC Nphg== X-Gm-Message-State: AOAM531Np/7mQtqpHugQiQowrKyNMH8RNb6H/mdwGh9JRo52RV4NMJnk WvMrfE6QDblYH/+Qsw/Yaow= X-Google-Smtp-Source: ABdhPJyYcoEEqfVM4jYelKCvCk89VrXVUEtGRyOEuA1axTAW6TKe+xark4Ot3vVj3ioYexGREt0oHQ== X-Received: by 2002:a05:6402:144b:b0:410:b990:a68a with SMTP id d11-20020a056402144b00b00410b990a68amr4288389edx.25.1645125396403; Thu, 17 Feb 2022 11:16:36 -0800 (PST) Received: from localhost (p200300e41f0a6900000000000000043a.dip0.t-ipconnect.de. [2003:e4:1f0a:6900::43a]) by smtp.gmail.com with ESMTPSA id r3sm1488439ejd.129.2022.02.17.11.16.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Feb 2022 11:16:35 -0800 (PST) From: Thierry Reding To: Thierry Reding Subject: [PATCH libdrm v2 05/25] tegra: Add flink helpers Date: Thu, 17 Feb 2022 20:16:05 +0100 Message-Id: <20220217191625.2534521-6-thierry.reding@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220217191625.2534521-1-thierry.reding@gmail.com> References: <20220217191625.2534521-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-tegra@vger.kernel.org, Dmitry Osipenko , dri-devel@lists.freedesktop.org, =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Thierry Reding Add helpers to export and import buffer objects via flink names. Signed-off-by: Thierry Reding --- Changes in v3: - add drm_public annotations --- tegra/tegra-symbols.txt | 2 ++ tegra/tegra.c | 50 +++++++++++++++++++++++++++++++++++++++++ tegra/tegra.h | 3 +++ 3 files changed, 55 insertions(+) diff --git a/tegra/tegra-symbols.txt b/tegra/tegra-symbols.txt index 9422696c1416..630e075fa5d7 100644 --- a/tegra/tegra-symbols.txt +++ b/tegra/tegra-symbols.txt @@ -1,6 +1,8 @@ drm_tegra_bo_get_handle +drm_tegra_bo_get_name drm_tegra_bo_map drm_tegra_bo_new +drm_tegra_bo_open drm_tegra_bo_ref drm_tegra_bo_unmap drm_tegra_bo_unref diff --git a/tegra/tegra.c b/tegra/tegra.c index a9087e956f94..3d645d87dd3d 100644 --- a/tegra/tegra.c +++ b/tegra/tegra.c @@ -240,3 +240,53 @@ drm_public int drm_tegra_bo_unmap(struct drm_tegra_bo *bo) return 0; } + +drm_public int drm_tegra_bo_get_name(struct drm_tegra_bo *bo, uint32_t *name) +{ + struct drm_tegra *drm = bo->drm; + struct drm_gem_flink args; + int err; + + memset(&args, 0, sizeof(args)); + args.handle = bo->handle; + + err = drmIoctl(drm->fd, DRM_IOCTL_GEM_FLINK, &args); + if (err < 0) + return err; + + if (name) + *name = args.name; + + return 0; +} + +drm_public int +drm_tegra_bo_open(struct drm_tegra *drm, uint32_t name, uint32_t flags, + struct drm_tegra_bo **bop) +{ + struct drm_gem_open args; + struct drm_tegra_bo *bo; + int err; + + bo = drm_tegra_bo_alloc(drm, 0, flags, 0); + if (!bo) + return -ENOMEM; + + memset(&args, 0, sizeof(args)); + args.name = name; + + err = drmIoctl(drm->fd, DRM_IOCTL_GEM_OPEN, &args); + if (err < 0) + goto free; + + bo->handle = args.handle; + bo->size = args.size; + + *bop = bo; + + return 0; + +free: + free(bo); + return err; +} diff --git a/tegra/tegra.h b/tegra/tegra.h index c6b4f984de45..333690f23118 100644 --- a/tegra/tegra.h +++ b/tegra/tegra.h @@ -44,5 +44,8 @@ int drm_tegra_bo_get_handle(struct drm_tegra_bo *bo, uint32_t *handle); int drm_tegra_bo_map(struct drm_tegra_bo *bo, void **ptr); int drm_tegra_bo_unmap(struct drm_tegra_bo *bo); +int drm_tegra_bo_get_name(struct drm_tegra_bo *bo, uint32_t *name); +int drm_tegra_bo_open(struct drm_tegra *drm, uint32_t name, uint32_t flags, + struct drm_tegra_bo **bop); #endif /* __DRM_TEGRA_H__ */ -- 2.35.1