From patchwork Thu Mar 31 20:46:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 12797680 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EC009C433F5 for ; Thu, 31 Mar 2022 20:47:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241516AbiCaUsr (ORCPT ); Thu, 31 Mar 2022 16:48:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46596 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234435AbiCaUsq (ORCPT ); Thu, 31 Mar 2022 16:48:46 -0400 Received: from mail-wr1-x42e.google.com (mail-wr1-x42e.google.com [IPv6:2a00:1450:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F5F71EC995 for ; Thu, 31 Mar 2022 13:46:58 -0700 (PDT) Received: by mail-wr1-x42e.google.com with SMTP id d7so1384794wrb.7 for ; Thu, 31 Mar 2022 13:46:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=73gZfDQCpt0fGibx8D9nibrJ22anLyD9WN0vPioCp4E=; b=DeCbI3OH9ybm6WxJDbG8bQTyh5D+c4ZsbKHkZH8MsgiPBzMnwykeckin0GiRi99hB0 RIF7qMNosyn5vmUsTEQKeU1KwPnG9JoNsX/fA/pT9qiwzMN2CEjauEIozPKLdYbQwjnx hji+pqGLIsUxkIEudt0ibfnERd95vJhcrSROE= 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=73gZfDQCpt0fGibx8D9nibrJ22anLyD9WN0vPioCp4E=; b=Jf0wp/W4/pnr7H35kGUQJipcjJkk6GUHoQTmpEm4wzyP/pHsk8wUz57+4b0k2+GUlj ti8ZqQQKcIZdjOdD9z1rBkV1w3oTfsxh/gZGYOahwqclEExXuCPJg/FJ5Urafhyticpg mOQSdAbUY+j/Lx4ql136y5EuVcWoQCBbBu9a8uXzH4UAgxqtbCEOJzAaggeoqxD21eIj XWHjqqS8TWqQpwbF2x5FKV1j41HCWpq7FZfC6ugkIEFHv/JWzzpo3HWgKPwRa7xCEpoQ 1lsS43ZPBahIesHhVK3ZDT6Wxv/apfEGQ4gtZDpIb3aSSiPUXCyHmibJJ819zULpXMci 1Dpw== X-Gm-Message-State: AOAM5314aIn6TcVqxc+6YWbVGeYFEewjZM3Zk8iajwUQmPT5Zh2IgeHf DGL4rY4znVzQyVIpgE8uOZvC2w== X-Google-Smtp-Source: ABdhPJw1JV5Bt9fNkfp9+VZBfvscGth4m22To84I6sYPoVisrLeUWTzWFoizVcX4ctk+HLSKby7Oiw== X-Received: by 2002:adf:e642:0:b0:203:d992:b8a3 with SMTP id b2-20020adfe642000000b00203d992b8a3mr5261866wrn.17.1648759617204; Thu, 31 Mar 2022 13:46:57 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id b15-20020a05600018af00b002057c72d45fsm480319wri.77.2022.03.31.13.46.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 31 Mar 2022 13:46:56 -0700 (PDT) From: Daniel Vetter To: DRI Development Cc: Daniel Vetter , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= , linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 2/4] drm/gem: Delete gem array fencing helpers Date: Thu, 31 Mar 2022 22:46:49 +0200 Message-Id: <20220331204651.2699107-3-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220331204651.2699107-1-daniel.vetter@ffwll.ch> References: <20220331204651.2699107-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Integrated into the scheduler now and all users converted over. v2: Rebased over changes from König. Signed-off-by: Daniel Vetter Cc: Maarten Lankhorst Cc: Maxime Ripard Cc: Thomas Zimmermann Cc: David Airlie Cc: Daniel Vetter Cc: Sumit Semwal Cc: "Christian König" Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org Acked-by: Christian König --- drivers/gpu/drm/drm_gem.c | 80 --------------------------------------- include/drm/drm_gem.h | 5 --- 2 files changed, 85 deletions(-) diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 56fb87885146..133dfae06fab 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -1273,83 +1273,3 @@ drm_gem_unlock_reservations(struct drm_gem_object **objs, int count, ww_acquire_fini(acquire_ctx); } EXPORT_SYMBOL(drm_gem_unlock_reservations); - -/** - * drm_gem_fence_array_add - Adds the fence to an array of fences to be - * waited on, deduplicating fences from the same context. - * - * @fence_array: array of dma_fence * for the job to block on. - * @fence: the dma_fence to add to the list of dependencies. - * - * This functions consumes the reference for @fence both on success and error - * cases. - * - * Returns: - * 0 on success, or an error on failing to expand the array. - */ -int drm_gem_fence_array_add(struct xarray *fence_array, - struct dma_fence *fence) -{ - struct dma_fence *entry; - unsigned long index; - u32 id = 0; - int ret; - - if (!fence) - return 0; - - /* Deduplicate if we already depend on a fence from the same context. - * This lets the size of the array of deps scale with the number of - * engines involved, rather than the number of BOs. - */ - xa_for_each(fence_array, index, entry) { - if (entry->context != fence->context) - continue; - - if (dma_fence_is_later(fence, entry)) { - dma_fence_put(entry); - xa_store(fence_array, index, fence, GFP_KERNEL); - } else { - dma_fence_put(fence); - } - return 0; - } - - ret = xa_alloc(fence_array, &id, fence, xa_limit_32b, GFP_KERNEL); - if (ret != 0) - dma_fence_put(fence); - - return ret; -} -EXPORT_SYMBOL(drm_gem_fence_array_add); - -/** - * drm_gem_fence_array_add_implicit - Adds the implicit dependencies tracked - * in the GEM object's reservation object to an array of dma_fences for use in - * scheduling a rendering job. - * - * This should be called after drm_gem_lock_reservations() on your array of - * GEM objects used in the job but before updating the reservations with your - * own fences. - * - * @fence_array: array of dma_fence * for the job to block on. - * @obj: the gem object to add new dependencies from. - * @write: whether the job might write the object (so we need to depend on - * shared fences in the reservation object). - */ -int drm_gem_fence_array_add_implicit(struct xarray *fence_array, - struct drm_gem_object *obj, - bool write) -{ - struct dma_resv_iter cursor; - struct dma_fence *fence; - int ret = 0; - - dma_resv_for_each_fence(&cursor, obj->resv, write, fence) { - ret = drm_gem_fence_array_add(fence_array, fence); - if (ret) - break; - } - return ret; -} -EXPORT_SYMBOL(drm_gem_fence_array_add_implicit); diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h index e2941cee14b6..9d7c61a122dc 100644 --- a/include/drm/drm_gem.h +++ b/include/drm/drm_gem.h @@ -407,11 +407,6 @@ int drm_gem_lock_reservations(struct drm_gem_object **objs, int count, struct ww_acquire_ctx *acquire_ctx); void drm_gem_unlock_reservations(struct drm_gem_object **objs, int count, struct ww_acquire_ctx *acquire_ctx); -int drm_gem_fence_array_add(struct xarray *fence_array, - struct dma_fence *fence); -int drm_gem_fence_array_add_implicit(struct xarray *fence_array, - struct drm_gem_object *obj, - bool write); int drm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, u32 handle, u64 *offset);