From patchwork Wed Apr 3 09:13:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunke Cao X-Patchwork-Id: 13615552 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5F86471B35 for ; Wed, 3 Apr 2024 09:13:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.177 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712135598; cv=none; b=bStoIgn9TercjRbT+hkJkIC+ZRUoRz3njwGEAL//J+GO1WRd7qdf40+tXDH8n2IdnY8xJrZjIeYHgQXjZf8L0PXu20uBrBQIXRQXO5KprVIYQ6sYPh0jfnB/veUVXPLbXWBAkkSab5bw+kaQQyW/pHkLUv1sVEMUbCTzBX3qg2A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712135598; c=relaxed/simple; bh=bvbr37Ihsqw95eXTgs6rpM/YrpZdNfDaihQFNgL8Sdw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=i9/dnCUIJI6lCYq635h71uD75xnGBUR+PrYz7b/vkkFqVBEMNOeLwQNsl1R9fT3yMfP+IhsKjRKyxDHXXfc2VqtkPSuOEOxhVMb/ZmMy7Lu+ETfjyqrPwR4MO+FD0NhdJAVni6BkKMIZLP5AsPAr0GaMZj4mPSElw99CAGoNttU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=MMBse0GL; arc=none smtp.client-ip=209.85.214.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="MMBse0GL" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-1e2178b2cf2so47057435ad.0 for ; Wed, 03 Apr 2024 02:13:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1712135596; x=1712740396; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=hY0y02PJpZeP35KcWNQezBlqu49OMdch68dl+7fGzyo=; b=MMBse0GL/Lf3UXzHRK0s4mLjYVyn7njmPAZCQs/Rig8u0n5NsEEnfckvNX4l2X8xlk aF8br+Vnook0b6I6cF6URMYCO8npCqijpc87XcgB1Qx2eSqAICRYP8vcN/0TDNq9n1mm SPNj3FAuAMvFml61azZjFSEI6IyyeLw2D0i/I= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712135596; x=1712740396; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hY0y02PJpZeP35KcWNQezBlqu49OMdch68dl+7fGzyo=; b=nrrY97QoB28zJyHoGWoR1OiT7vOF9h3IaG9z7BTbp+T9/y4nBdDMF2WesJD/V8fYRf r0y420pumupQyb9tc5IFQ0JB/mSLzTk7ag4HrL3Q3SdZzml0VD9W43W0HVgLACyJKLpK zA588LUBSRC6g8HdHBkbN+yBT2bsIYIaMkozieAOX8qeKH9+m/CMeqEkNkXp6Gu4CZKY bdHKnM1/6qCWOKCKCWXGt598PHpuKTgqdy0DHtVStusE4TEN2lBgKQOsdJ//wt1YjleY wRvJPpkO+E0jsTFTD5mwUm40RgUdfjwvQ3avskXU61eXyNNZjC9DhVtR42WWc364QK5a R7QQ== X-Gm-Message-State: AOJu0YyjfmwnYPk9uS0xAunoTgCsVIy/yaErnDbPIgBAjhy4K/kPsoVh YyHHzKEJo//UszlwJDSYwg9VurJ0PGyy48ovuv0Ir2GElsUqiQRarv2XmPe6yg== X-Google-Smtp-Source: AGHT+IGHt7KtLjqxqms1Zs04xzJZUgLr1AiqEYtq3Tkar7o+qpOs8VpLfk46IrjcgclZNOrn5+IePw== X-Received: by 2002:a17:902:c94f:b0:1e0:a784:f965 with SMTP id i15-20020a170902c94f00b001e0a784f965mr18202297pla.65.1712135596691; Wed, 03 Apr 2024 02:13:16 -0700 (PDT) Received: from yunkec1.tok.corp.google.com ([2401:fa00:8f:203:d5be:b59a:f5f7:246d]) by smtp.gmail.com with ESMTPSA id lo14-20020a170903434e00b001e0aded0ca7sm12692811plb.239.2024.04.03.02.13.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Apr 2024 02:13:16 -0700 (PDT) From: Yunke Cao To: Tomasz Figa , Marek Szyprowski , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, Yunke Cao Subject: [PATCH v2 2/3] media: videobuf2-core: reverse the iteration order in __vb2_buf_dmabuf_put Date: Wed, 3 Apr 2024 18:13:05 +0900 Message-ID: <20240403091306.1308878-3-yunkec@chromium.org> X-Mailer: git-send-email 2.44.0.478.gd926399ef9-goog In-Reply-To: <20240403091306.1308878-1-yunkec@chromium.org> References: <20240403091306.1308878-1-yunkec@chromium.org> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Release the planes from num_planes - 1 to 0. Signed-off-by: Yunke Cao --- drivers/media/common/videobuf2/videobuf2-core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c index 702f7b6f783a..a5368cef73bb 100644 --- a/drivers/media/common/videobuf2/videobuf2-core.c +++ b/drivers/media/common/videobuf2/videobuf2-core.c @@ -320,10 +320,10 @@ static void __vb2_plane_dmabuf_put(struct vb2_buffer *vb, struct vb2_plane *p) */ static void __vb2_buf_dmabuf_put(struct vb2_buffer *vb) { - unsigned int plane; + unsigned int i; - for (plane = 0; plane < vb->num_planes; ++plane) - __vb2_plane_dmabuf_put(vb, &vb->planes[plane]); + for (i = 0; i < vb->num_planes; ++i) + __vb2_plane_dmabuf_put(vb, &vb->planes[vb->num_planes - 1 - i]); } /*