From patchwork Mon Jul 25 23:51:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Kevin Brace X-Patchwork-Id: 12928525 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 816F2C433EF for ; Mon, 25 Jul 2022 23:53:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8218D10F5F9; Mon, 25 Jul 2022 23:53:40 +0000 (UTC) Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id E457310F679 for ; Mon, 25 Jul 2022 23:53:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1658793200; bh=+qkZhT8dLHeku2mkb4Z0lZ6TtnVTsFCkNVZbdRDjtc4=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=kHed9Bv7qCEfOFnvAW/bg2p0sQHn3aSG+PsC17Jy3yPARJ6RSMSIs26Wz3Nvo4OnI Vmzjbi0zlXx7s5SYltDPZzczdJN3rRqsAMi56kG4PsVhW7l9szLhpLtwTLPg3b4P2D ogMzfV2juDIOPBL9JSQBoUiiSPosy8jksqOz1qbA= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from localhost.localdomain ([108.233.15.105]) by mail.gmx.net (mrgmx005 [212.227.17.184]) with ESMTPSA (Nemesis) id 1MnakR-1noS660Mon-00jdO1; Tue, 26 Jul 2022 01:53:20 +0200 From: Kevin Brace To: dri-devel@lists.freedesktop.org Subject: [PATCH v3 17/32] drm/via: Add via_ioctl.c Date: Mon, 25 Jul 2022 16:51:12 -0700 Message-Id: <20220725235127.20433-18-kevinbrace@gmx.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220725235127.20433-1-kevinbrace@gmx.com> References: <20220725235127.20433-1-kevinbrace@gmx.com> MIME-Version: 1.0 X-Provags-ID: V03:K1:BXqlsk50L4NOB528K61lOYX/zSrKCzz+CWjG3H2J5afp9+78D9Z /ER5jMS/bf1MW4Qgpai/1H84RGHZ2hlS7DQB8MBAM2GPNLNdO/7zHrV8UsghJQBXJZbfhni G6ZtMlKJySJHqwTmjG/kqdMuPjVTjTJn2invTN0fYbgCfplv/rywIHBmOCSltXKYYvtkGnQ PGJ5YY7ddn2WbIb52ingA== X-UI-Out-Filterresults: notjunk:1;V03:K0:stCzAtnSRLE=:4T6H4uVqol+kFsJcJmETVN AvBFpfS0oK3mV8dYzsRaNeB8I/wiCor/WFP2QvkpHUWwrnAK5zrwthqJCgiDp4orVgSGPceHH Vbl2S72wOomNnbhDSOi1h3dS52UYADh0CcQ2HErCBJ5PRL73FIoIlyuXhdgfKj8Lw7y3GpZqg EfgRHvdyLd6oZ2+e6q0FEwEgWMNdQBM63+gDCY3s7HtGKwz3S/KF0XUPZsf6FyKGoymcL9zze iEbrHAwC1DU203kNpYXVEDNu+l2+pUWbJvftrmYU3eVA0+ZWZo3nKfEUp1r1Ml1BvrpZ8qaMF 3zfTv499Gs9hGCK6ZZDoLy1RW5I6NpcV29viyGAi0em0PimFUUJUqWK3OSIIkbp+SFxNAMjEf A6ITVFL9gbqxiR9uSagP+XP31JJlOET14fXTJeQJYO/ZnjQZUOxUYKoPu7CzCi2pct5IZ/AVU Lax3vLWZvMAjmkpF7s9M8e8UBTEDZMPefHDX+ZpL5IJcwdFJrq24rIJYkFe0ULB9SHSv10Th7 0kNCwSfvSzqVAK/krlnsn+F+h2qVQ+oZtknGQU9o7gmgb0/ORXfk7qbV0jri96ZPea3/DCYDm sudBAuBXMqvJmUngfqx3bxfcWEpPpMIWPkOnlU7r0kWULyTT/Mdi/n4AeqgX20Ya8TA9ZHoWg 2d8ko+NLwGlGih3hFl0FFYcVRaFKNCnmTlavSJxecFcf3szKidgm7WDFattL0KKyWvScJbDkc MLfmiJhBupV/dcArPTXx7p6e8SlgOjgDq/f0P3zQBjqOh3+kuEfHgWRfsbFOC4+udOOf3R+QQ +/HHW5ahzNd/Kvz+eVOrih0L+m4JJc97C0/M996oESqF7AahmHBwMvbphdpvA+F2jH+tRUmQY QmJFw4GiT5+U6cK/dZBHoZMFbwREp4PHNbbdKnRvvnNuR1CDrcRGC9wW6oN7vkQkH0EQokWrV R1hro1ioc7C+L0QRFZoEckaq0/WKBJ4KmT+wIF5nN9NWh4UoGc199WNnMiMJFBNJZcIrcmA7S Z+V5qh0oBWmg7Z28p6ZC24PkBGVXayaM+OeFKSxVcvwhJI0TF8uKiDZuCiceJRp9vMcRNSMw6 Q24LbpOXUuuaQut4sXnCvo6a/0zeWBPKhpY1zWdrzOM4EyDL+v9VZudMA== 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: Kevin Brace Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Kevin Brace Signed-off-by: Kevin Brace --- drivers/gpu/drm/via/via_ioctl.c | 109 ++++++++++++++++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 drivers/gpu/drm/via/via_ioctl.c -- 2.35.1 diff --git a/drivers/gpu/drm/via/via_ioctl.c b/drivers/gpu/drm/via/via_ioctl.c new file mode 100644 index 000000000000..3c772f73fbc0 --- /dev/null +++ b/drivers/gpu/drm/via/via_ioctl.c @@ -0,0 +1,109 @@ +/* + * Copyright © 2020 Kevin Brace. + * + * 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) OR COPYRIGHT HOLDER(S) 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. + * + * Author(s): + * Kevin Brace + */ + +#include + +#include + +#include + +#include "via_drv.h" + + +int via_gem_create_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_via_gem_create *args = data; + struct ttm_buffer_object *ttm_bo; + struct via_drm_priv *dev_priv = to_via_drm_priv(dev); + struct via_bo *bo; + uint32_t handle; + int ret; + + DRM_DEBUG_KMS("Entered %s.\n", __func__); + + ret = via_bo_create(dev, &dev_priv->bdev, args->size, + ttm_bo_type_device, args->domain, false, &bo); + if (ret) { + goto exit; + } + + ttm_bo = &bo->ttm_bo; + + ret = drm_gem_handle_create(file_priv, &ttm_bo->base, &handle); + drm_gem_object_put(&ttm_bo->base); + if (ret) { + via_bo_destroy(bo, false); + goto exit; + } + + args->size = ttm_bo->base.size; + args->domain = ttm_bo->resource->placement; + args->handle = handle; + args->offset = ttm_bo->resource->start << PAGE_SHIFT; +exit: + DRM_DEBUG_KMS("Exiting %s.\n", __func__); + return ret; +} + +int via_gem_map_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_via_gem_map *args = data; + struct drm_gem_object *gem; + struct ttm_buffer_object *ttm_bo; + int ret = 0; + + DRM_DEBUG_KMS("Entered %s.\n", __func__); + + gem = drm_gem_object_lookup(file_priv, args->handle); + if (!gem) { + ret = -EINVAL; + goto exit; + } + + ttm_bo = container_of(gem, struct ttm_buffer_object, base); + + args->map_offset = drm_vma_node_offset_addr(&ttm_bo->base.vma_node); +exit: + DRM_DEBUG_KMS("Exiting %s.\n", __func__); + return ret; +} + +int via_gem_unmap_ioctl(struct drm_device *dev, + void *data, + struct drm_file *file_priv) +{ + struct drm_via_gem_unmap *args = data; + int ret; + + DRM_DEBUG_KMS("Entered %s.\n", __func__); + + ret = drm_gem_handle_delete(file_priv, args->handle); + + DRM_DEBUG_KMS("Exiting %s.\n", __func__); + return ret; +}