From patchwork Fri Jul 2 21:38:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 75538 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1lzQrp-008TsL-44; Fri, 02 Jul 2021 21:38:33 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230053AbhGBVlD (ORCPT + 1 other); Fri, 2 Jul 2021 17:41:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51594 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229648AbhGBVlD (ORCPT ); Fri, 2 Jul 2021 17:41:03 -0400 Received: from mail-wm1-x335.google.com (mail-wm1-x335.google.com [IPv6:2a00:1450:4864:20::335]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65CF7C061762 for ; Fri, 2 Jul 2021 14:38:30 -0700 (PDT) Received: by mail-wm1-x335.google.com with SMTP id b14-20020a1c1b0e0000b02901fc3a62af78so3371552wmb.3 for ; Fri, 02 Jul 2021 14:38:30 -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=r5UDpKih+Cz0Ip0RsQYJf4LObnNANTrq8DTJd3TzsDY=; b=cboccj9uK2nqIaGDjp7JjZjNm3xB97a/EjrI9FL0N30f2veooJDaN0dVKs9Zle+tkw IHELqLyQ+qYnYSr1/jlCowrfQCVao0x0E59chfLBBqxgnXP494ZxeJGlaCExWfkPNGnY NMRu7urjIGSchgBqEv+hyO7FQ4ZSu1/qnt9PY= 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=r5UDpKih+Cz0Ip0RsQYJf4LObnNANTrq8DTJd3TzsDY=; b=UUgw2KZ9Qekez64ol7t5AXpd+JhS9Um8jFUvINJRXoH4Vq3FWaqbxO/jfckV0TMU3f HAZ7hZf8ifYsf9XcobNExEXYUw9PuRMQPDOICAALrK/bnGg0YTKl8vntYkt11dfF/MMW mzzfbybjNYG0zjh18+m+8Scq/7alZqzabZsNgroSKHE6H0wWoIPE7FuTbUxn+GBdFCdl VlX8SYI7MiHdadc5XYz6F8Qfe5ceTDdR2uXUrGCjhnUZx0ne5sr5wKvX3wu6+8YVtGkA P4UAvH+otU/mFW+D0NbgD/wyGuj093fqHjJDl5VvDUd3XVA74ua11vGOCJK6MpJBrBQw K+dQ== X-Gm-Message-State: AOAM532URwcyOXhbZKPu4G3cKPFCpxoTRPBHwwO3OXcJDEX0AxZMCvpA ksYjYXY+zkish7HIgahgkt/82A== X-Google-Smtp-Source: ABdhPJxqVHbkBsJue9XqhmKx1HoLke8pCMRgf6iknh/A+rCrC0rFG4vwSxu5tAuee8bjh1mW1krKDQ== X-Received: by 2002:a7b:c042:: with SMTP id u2mr409618wmc.86.1625261909076; Fri, 02 Jul 2021 14:38:29 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id n19sm4007222wms.4.2021.07.02.14.38.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jul 2021 14:38:28 -0700 (PDT) From: Daniel Vetter To: DRI Development Cc: Daniel Vetter , Daniel Vetter , Lucas Stach , Russell King , Christian Gmeiner , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= , etnaviv@lists.freedesktop.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH v2 08/11] drm/etnaviv: Use scheduler dependency handling Date: Fri, 2 Jul 2021 23:38:12 +0200 Message-Id: <20210702213815.2249499-9-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.32.0.rc2 In-Reply-To: <20210702213815.2249499-1-daniel.vetter@ffwll.ch> References: <20210702213815.2249499-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_NONE=-0.0001 autolearn=ham autolearn_force=no We need to pull the drm_sched_job_init much earlier, but that's very minor surgery. Signed-off-by: Daniel Vetter Cc: Lucas Stach Cc: Russell King Cc: Christian Gmeiner Cc: Sumit Semwal Cc: "Christian König" Cc: etnaviv@lists.freedesktop.org Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org --- drivers/gpu/drm/etnaviv/etnaviv_gem.h | 5 +- drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 32 +++++----- drivers/gpu/drm/etnaviv/etnaviv_sched.c | 61 +------------------- drivers/gpu/drm/etnaviv/etnaviv_sched.h | 3 +- 4 files changed, 20 insertions(+), 81 deletions(-) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.h b/drivers/gpu/drm/etnaviv/etnaviv_gem.h index 98e60df882b6..63688e6e4580 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.h @@ -80,9 +80,6 @@ struct etnaviv_gem_submit_bo { u64 va; struct etnaviv_gem_object *obj; struct etnaviv_vram_mapping *mapping; - struct dma_fence *excl; - unsigned int nr_shared; - struct dma_fence **shared; }; /* Created per submit-ioctl, to track bo's and cmdstream bufs, etc, @@ -95,7 +92,7 @@ struct etnaviv_gem_submit { struct etnaviv_file_private *ctx; struct etnaviv_gpu *gpu; struct etnaviv_iommu_context *mmu_context, *prev_mmu_context; - struct dma_fence *out_fence, *in_fence; + struct dma_fence *out_fence; int out_fence_id; struct list_head node; /* GPU active submit list */ struct etnaviv_cmdbuf cmdbuf; diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 4dd7d9d541c0..92478a50a580 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -188,16 +188,10 @@ static int submit_fence_sync(struct etnaviv_gem_submit *submit) if (submit->flags & ETNA_SUBMIT_NO_IMPLICIT) continue; - if (bo->flags & ETNA_SUBMIT_BO_WRITE) { - ret = dma_resv_get_fences(robj, &bo->excl, - &bo->nr_shared, - &bo->shared); - if (ret) - return ret; - } else { - bo->excl = dma_resv_get_excl_unlocked(robj); - } - + ret = drm_sched_job_await_implicit(&submit->sched_job, &bo->obj->base, + bo->flags & ETNA_SUBMIT_BO_WRITE); + if (ret) + return ret; } return ret; @@ -403,8 +397,6 @@ static void submit_cleanup(struct kref *kref) wake_up_all(&submit->gpu->fence_event); - if (submit->in_fence) - dma_fence_put(submit->in_fence); if (submit->out_fence) { /* first remove from IDR, so fence can not be found anymore */ mutex_lock(&submit->gpu->fence_lock); @@ -537,6 +529,12 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, submit->exec_state = args->exec_state; submit->flags = args->flags; + ret = drm_sched_job_init(&submit->sched_job, + &ctx->sched_entity[args->pipe], + submit->ctx); + if (ret) + goto err_submit_objects; + ret = submit_lookup_objects(submit, file, bos, args->nr_bos); if (ret) goto err_submit_objects; @@ -549,11 +547,15 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, } if (args->flags & ETNA_SUBMIT_FENCE_FD_IN) { - submit->in_fence = sync_file_get_fence(args->fence_fd); - if (!submit->in_fence) { + struct dma_fence *in_fence = sync_file_get_fence(args->fence_fd); + if (!in_fence) { ret = -EINVAL; goto err_submit_objects; } + + ret = drm_sched_job_await_fence(&submit->sched_job, in_fence); + if (ret) + goto err_submit_objects; } ret = submit_pin_objects(submit); @@ -579,7 +581,7 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, if (ret) goto err_submit_objects; - ret = etnaviv_sched_push_job(&ctx->sched_entity[args->pipe], submit); + ret = etnaviv_sched_push_job(submit); if (ret) goto err_submit_objects; diff --git a/drivers/gpu/drm/etnaviv/etnaviv_sched.c b/drivers/gpu/drm/etnaviv/etnaviv_sched.c index 180bb633d5c5..c98d67320be3 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_sched.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_sched.c @@ -17,58 +17,6 @@ module_param_named(job_hang_limit, etnaviv_job_hang_limit, int , 0444); static int etnaviv_hw_jobs_limit = 4; module_param_named(hw_job_limit, etnaviv_hw_jobs_limit, int , 0444); -static struct dma_fence * -etnaviv_sched_dependency(struct drm_sched_job *sched_job, - struct drm_sched_entity *entity) -{ - struct etnaviv_gem_submit *submit = to_etnaviv_submit(sched_job); - struct dma_fence *fence; - int i; - - if (unlikely(submit->in_fence)) { - fence = submit->in_fence; - submit->in_fence = NULL; - - if (!dma_fence_is_signaled(fence)) - return fence; - - dma_fence_put(fence); - } - - for (i = 0; i < submit->nr_bos; i++) { - struct etnaviv_gem_submit_bo *bo = &submit->bos[i]; - int j; - - if (bo->excl) { - fence = bo->excl; - bo->excl = NULL; - - if (!dma_fence_is_signaled(fence)) - return fence; - - dma_fence_put(fence); - } - - for (j = 0; j < bo->nr_shared; j++) { - if (!bo->shared[j]) - continue; - - fence = bo->shared[j]; - bo->shared[j] = NULL; - - if (!dma_fence_is_signaled(fence)) - return fence; - - dma_fence_put(fence); - } - kfree(bo->shared); - bo->nr_shared = 0; - bo->shared = NULL; - } - - return NULL; -} - static struct dma_fence *etnaviv_sched_run_job(struct drm_sched_job *sched_job) { struct etnaviv_gem_submit *submit = to_etnaviv_submit(sched_job); @@ -140,14 +88,12 @@ static void etnaviv_sched_free_job(struct drm_sched_job *sched_job) } static const struct drm_sched_backend_ops etnaviv_sched_ops = { - .dependency = etnaviv_sched_dependency, .run_job = etnaviv_sched_run_job, .timedout_job = etnaviv_sched_timedout_job, .free_job = etnaviv_sched_free_job, }; -int etnaviv_sched_push_job(struct drm_sched_entity *sched_entity, - struct etnaviv_gem_submit *submit) +int etnaviv_sched_push_job(struct etnaviv_gem_submit *submit) { int ret = 0; @@ -158,11 +104,6 @@ int etnaviv_sched_push_job(struct drm_sched_entity *sched_entity, */ mutex_lock(&submit->gpu->fence_lock); - ret = drm_sched_job_init(&submit->sched_job, sched_entity, - submit->ctx); - if (ret) - goto out_unlock; - drm_sched_job_arm(&submit->sched_job); submit->out_fence = dma_fence_get(&submit->sched_job.s_fence->finished); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_sched.h b/drivers/gpu/drm/etnaviv/etnaviv_sched.h index c0a6796e22c9..baebfa069afc 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_sched.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_sched.h @@ -18,7 +18,6 @@ struct etnaviv_gem_submit *to_etnaviv_submit(struct drm_sched_job *sched_job) int etnaviv_sched_init(struct etnaviv_gpu *gpu); void etnaviv_sched_fini(struct etnaviv_gpu *gpu); -int etnaviv_sched_push_job(struct drm_sched_entity *sched_entity, - struct etnaviv_gem_submit *submit); +int etnaviv_sched_push_job(struct etnaviv_gem_submit *submit); #endif /* __ETNAVIV_SCHED_H__ */