From patchwork Thu Aug 5 10:46:58 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 12420841 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 78AD2C00143 for ; Thu, 5 Aug 2021 10:48:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5E922610A2 for ; Thu, 5 Aug 2021 10:48:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240596AbhHEKsN (ORCPT ); Thu, 5 Aug 2021 06:48:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47534 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240563AbhHEKrz (ORCPT ); Thu, 5 Aug 2021 06:47:55 -0400 Received: from mail-ej1-x62e.google.com (mail-ej1-x62e.google.com [IPv6:2a00:1450:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B36C6C06179E for ; Thu, 5 Aug 2021 03:47:24 -0700 (PDT) Received: by mail-ej1-x62e.google.com with SMTP id o5so8830255ejy.2 for ; Thu, 05 Aug 2021 03:47:24 -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=jSzJFH8CtxTJYEXcCZZIbr2vCkG9eURdQPO2UTEKnBM=; b=ayI8hGndL92HshvSFXNFZ0Lc8C4Aysey6TTy9xUBOIGjEiQywtqJB6PF96tdkgDZ2l wibdOONFuc1ptidH5N9sZf+EOc+VO64/5FoMngFp+wDvf6rNgBZOE87s+ZA2LgYHKrot 11rc7PxMuWEcdU0tdJjtMlYmDpYdWg750L3K8= 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=jSzJFH8CtxTJYEXcCZZIbr2vCkG9eURdQPO2UTEKnBM=; b=tdjfzOaIO3HVzILpCrTuK0CO+6TNARYVPWTaBwY+Xm/RavOjwyX0noyG9XTNEBnwk/ /iC+jGwkTBo8MUy0hHe4hGfAmbDXYW+Ya6K6E0gThe0ZLz4RJA/KTkXFPpTdk2+n5Vft 3IZe5wc33x8vr3AiY/2eOS17/EWad4GMwOsc6aG7xGtJsqjkTYMOnInPS0/xmCPL1v8U 244T0qzBSjyvwrxAV3ldVlBlC5/FgAd5S9NQRCYXGTTm5B8mNWBBpahvCbg7D+hONKHV Cbm4AwlUeulVBGFCmQJJaLvOjq78G96fbnjz7jCjymecNWQTB41TSzFCP9ZjtzPu6ViF m3dw== X-Gm-Message-State: AOAM530AbhnovemaUdmw9+JgDmzmMHlOjoS909Fiir5aQWeyEUi0Q/op /VMg4nXtt6gY6p+jseczQ886xg== X-Google-Smtp-Source: ABdhPJxpyljfbXPxATlcHpARHjEIH7oeB91EwoMvWsvYfgqp1K5k09Ko2eLFP/1UgvQ1s0WMr1+EkA== X-Received: by 2002:a17:906:e089:: with SMTP id gh9mr4309138ejb.80.1628160443331; Thu, 05 Aug 2021 03:47:23 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id p5sm1578809ejl.73.2021.08.05.03.47.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Aug 2021 03:47:22 -0700 (PDT) From: Daniel Vetter To: DRI Development Cc: Intel Graphics Development , 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 v5 13/20] drm/gem: Delete gem array fencing helpers Date: Thu, 5 Aug 2021 12:46:58 +0200 Message-Id: <20210805104705.862416-14-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210805104705.862416-1-daniel.vetter@ffwll.ch> References: <20210805104705.862416-1-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. 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 --- drivers/gpu/drm/drm_gem.c | 96 --------------------------------------- include/drm/drm_gem.h | 5 -- 2 files changed, 101 deletions(-) diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 09c820045859..37e2e2820f08 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -1272,99 +1272,3 @@ 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) -{ - int ret; - struct dma_fence **fences; - unsigned int i, fence_count; - - if (!write) { - struct dma_fence *fence = - dma_resv_get_excl_unlocked(obj->resv); - - return drm_gem_fence_array_add(fence_array, fence); - } - - ret = dma_resv_get_fences(obj->resv, NULL, - &fence_count, &fences); - if (ret || !fence_count) - return ret; - - for (i = 0; i < fence_count; i++) { - ret = drm_gem_fence_array_add(fence_array, fences[i]); - if (ret) - break; - } - - for (; i < fence_count; i++) - dma_fence_put(fences[i]); - kfree(fences); - 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 35e7f44c2a75..e55a767188af 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);