From patchwork Mon Mar 2 04:12:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Senozhatsky X-Patchwork-Id: 61875 X-Patchwork-Delegate: hverkuil@xs4all.nl Received: from vger.kernel.org ([209.132.180.67]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1j8cQO-00H0pC-CZ; Mon, 02 Mar 2020 04:11:24 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727201AbgCBENJ (ORCPT + 1 other); Sun, 1 Mar 2020 23:13:09 -0500 Received: from mail-pf1-f193.google.com ([209.85.210.193]:46698 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727195AbgCBENJ (ORCPT ); Sun, 1 Mar 2020 23:13:09 -0500 Received: by mail-pf1-f193.google.com with SMTP id o24so4875928pfp.13 for ; Sun, 01 Mar 2020 20:13:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=n1tFCzw75kCxqGljRqUUqQ24ppDX2CtviVmHlh9ZwXI=; b=SVTwb9xCDylxA8meFAf4DNHy1L02yYnt+Xnqp7zusYHBzO777tMWuyug3GcSsAPwDz Afs+J9ArrufHaKwPHWwVG6Orv3Pcf8BzOc7FTjbdW7LOw4N79tS+Up+hBW+/3WzsjDn3 D4Cg4w9UK83GxIvJmjR3tAKaoyO8fbMFtX5D4= 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=n1tFCzw75kCxqGljRqUUqQ24ppDX2CtviVmHlh9ZwXI=; b=txZCG5q3zuFwGcke1INcBir8kqh/tbVwCPMDovFCg+1g7z013SpN8JEfLfDgqs8JW8 uvgpCuYGyx/MbFLbt/0e4BfpTyYqUB+mB/sJTOELM66moC2TdFqLvlUPZ+GRn1NDKT8Q R6UrNkLSjVOImSbPBqeuknnM7qxA24lhsmQVqJWFCecD4spE0Ti+Wx/v50dkAqKK1ybd sH+tWuOptrxXYvZjleEEqSjCCh0vCihrnaSaq2fgJ4D3I04p0Nit0ezIiIK0S//9hvp2 bbvdmzox699LRggsQRc13oFbjd922bMwYzyoRkFNVrgPkShCYiM5a4o6VZ8vf5QrMkx9 +PGA== X-Gm-Message-State: APjAAAUydbW/8kTUhiOsftmBr5JGLr+PJ7zOytOdkWNewtf+i0wloaJL dTVZGdqOImsCgWRF5lidQTE6BA== X-Google-Smtp-Source: APXvYqybi5EYjqyckazY+Gfhnp9nuxz2JxRXBkIO1IkSF+K1quDA1KeL8eaBFfOWeBHOItlSEUgZgA== X-Received: by 2002:a62:768d:: with SMTP id r135mr15601049pfc.108.1583122388345; Sun, 01 Mar 2020 20:13:08 -0800 (PST) Received: from tigerii.tok.corp.google.com ([2401:fa00:8f:203:5bbb:c872:f2b1:f53b]) by smtp.gmail.com with ESMTPSA id d82sm1698114pfd.187.2020.03.01.20.13.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Mar 2020 20:13:07 -0800 (PST) From: Sergey Senozhatsky To: Hans Verkuil , Tomasz Figa Cc: Mauro Carvalho Chehab , Kyungmin Park , Marek Szyprowski , Sakari Ailus , Laurent Pinchart , Pawel Osciak , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Sergey Senozhatsky Subject: [PATCHv4 08/11] videobuf2: check ->synced flag in prepare() and finish() Date: Mon, 2 Mar 2020 13:12:10 +0900 Message-Id: <20200302041213.27662-9-senozhatsky@chromium.org> X-Mailer: git-send-email 2.25.0.265.gbab2e86ba0-goog In-Reply-To: <20200302041213.27662-1-senozhatsky@chromium.org> References: <20200302041213.27662-1-senozhatsky@chromium.org> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org This simplifies the code a tiny bit and let's us to avoid unneeded ->prepare()/->finish() calls. Signed-off-by: Sergey Senozhatsky --- drivers/media/common/videobuf2/videobuf2-core.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c index 988e8796de4f..7f637e3a50ab 100644 --- a/drivers/media/common/videobuf2/videobuf2-core.c +++ b/drivers/media/common/videobuf2/videobuf2-core.c @@ -304,6 +304,9 @@ static void __vb2_buf_mem_prepare(struct vb2_buffer *vb) { unsigned int plane; + if (vb->synced) + return; + if (vb->need_cache_sync_on_prepare) { for (plane = 0; plane < vb->num_planes; ++plane) call_void_memop(vb, prepare, @@ -320,6 +323,9 @@ static void __vb2_buf_mem_finish(struct vb2_buffer *vb) { unsigned int plane; + if (!vb->synced) + return; + if (vb->need_cache_sync_on_finish) { for (plane = 0; plane < vb->num_planes; ++plane) call_void_memop(vb, finish, @@ -1991,8 +1997,7 @@ static void __vb2_queue_cancel(struct vb2_queue *q) call_void_vb_qop(vb, buf_request_complete, vb); } - if (vb->synced) - __vb2_buf_mem_finish(vb); + __vb2_buf_mem_finish(vb); if (vb->prepared) { call_void_vb_qop(vb, buf_finish, vb);