Show a patch.

GET /api/patches/26698/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 26698,
    "url": "https://patchwork.libcamera.org/api/patches/26698/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/26698/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20260508171720.9B9D61EA006C@mailuser.phl.internal>",
    "date": "2026-05-08T16:51:31",
    "name": "[v2,1/3] libcamera: software_isp: Drop redundant sumShift_ guard in finishFrame",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "6b276a9366d8b115dc08fd0e72f7650ccc5f337a",
    "submitter": {
        "id": 261,
        "url": "https://patchwork.libcamera.org/api/people/261/?format=api",
        "name": "Javier Tia",
        "email": "floss@jetm.me"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/26698/mbox/",
    "series": [
        {
            "id": 5926,
            "url": "https://patchwork.libcamera.org/api/series/5926/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5926",
            "date": "2026-05-08T16:51:31",
            "name": "ipa: simple: OV2740 tuning file and swstats sumShift cleanup",
            "version": 2,
            "mbox": "https://patchwork.libcamera.org/series/5926/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/26698/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/26698/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
        "Delivered-To": "parsemail@patchwork.libcamera.org",
        "Received": [
            "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 5D6D1BE173\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri,  8 May 2026 17:17:25 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D83386301A;\n\tFri,  8 May 2026 19:17:22 +0200 (CEST)",
            "from fout-a6-smtp.messagingengine.com\n\t(fout-a6-smtp.messagingengine.com [103.168.172.149])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 9982862FD3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri,  8 May 2026 19:17:21 +0200 (CEST)",
            "from phl-compute-02.internal (phl-compute-02.internal\n\t[10.202.2.42])\n\tby mailfout.phl.internal (Postfix) with ESMTP id BE71EEC031B;\n\tFri,  8 May 2026 13:17:20 -0400 (EDT)",
            "from phl-imap-07 ([10.202.2.97])\n\tby phl-compute-02.internal (MEProxy); Fri, 08 May 2026 13:17:20 -0400",
            "by mailuser.phl.internal (Postfix, from userid 501)\n\tid 9B9D61EA006C; Fri,  8 May 2026 13:17:20 -0400 (EDT)"
        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (2048-bit key;\n\tunprotected) header.d=jetm.me header.i=@jetm.me header.b=\"S6hOQHRD\";\n\tdkim=pass (2048-bit key;\n\tunprotected) header.d=messagingengine.com\n\theader.i=@messagingengine.com header.b=\"W4KMnp58\"; \n\tdkim-atps=neutral",
        "DKIM-Signature": [
            "v=1; a=rsa-sha256; c=relaxed/relaxed; d=jetm.me; h=cc:cc\n\t:content-transfer-encoding:content-type:content-type:date:date\n\t:from:from:in-reply-to:in-reply-to:message-id:mime-version\n\t:references:reply-to:subject:subject:to:to; s=fm2; t=1778260640;\n\tx=1778347040; bh=WGp5pPWv3ZJWioyHVGrRotRTUE9E6dv0omfYBxarq/I=; b=\n\tS6hOQHRDq9mI9pjmNqspJbBR47p6ZYc/k3NZGud9ZKxdd+XuYKtB5NFaPsfZ4a4C\n\tTZcWR0Q0Ieyshcm5l4+XpDOCza+2KB/BHbcA4DJ0v20fOKUNw/r6pl6bIncEqkCQ\n\tt4kIywLkOidpRIodupxLkOMdT3aNbA7r+uvPn9P7FYl4VqkDU5NG0uo4MAYsp2NM\n\tsnqCi1guX3zkgUofckbZ1JmDAuHLf5jOgKOFguQWKeK+pvw1JB7+ty9fq8o9G9Qa\n\tWLHljtibIj4xaUFHEwMh0/G24AVhpapoWmmy8/fTjqqd0NcfGiv2GQqsEAMraceT\n\ts97F97/Ujk8U9651klCWAw==",
            "v=1; a=rsa-sha256; c=relaxed/relaxed; d=\n\tmessagingengine.com; h=cc:cc:content-transfer-encoding\n\t:content-type:content-type:date:date:feedback-id:feedback-id\n\t:from:from:in-reply-to:in-reply-to:message-id:mime-version\n\t:references:reply-to:subject:subject:to:to:x-me-proxy\n\t:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t=1778260640; x=\n\t1778347040; bh=WGp5pPWv3ZJWioyHVGrRotRTUE9E6dv0omfYBxarq/I=; b=W\n\t4KMnp58XNw7Z50aqKAJQ1f3RxPGfmMjxLyAUNQduEk7aJgptq1tug/GU+VhB5Z5A\n\tR+4bufewh2TdfwV8KYMBBLmW1KLGhWfGo5KUbyUQFfZ01qtJO40xHUEVxci0ChVM\n\tNYCU4GK74Cmvu1kTRLYzJT3dLOIk8k7APcuAGXBuKKbA59gTUv8LGisMxyQKT9Qo\n\tcDl8o92Z2dO7r6rQZiDJHqkBmDfRUlgjiMqnxGeSBPIK4Fmh+AiutZof/JGu+MfS\n\tyjDAwzaFRZlzocZHcBEy/Jxv9sm7E1GYVjLMkzQfyjVAxiQGFEQTg/lzspmSacOL\n\t6XIs3/BUdiyuVILK5Q/5A=="
        ],
        "X-ME-Sender": "<xms:oBr-adoyUQ8d5mOxa35_Xm3NQBPCLMl4jOJ_YSmvmfj3kj4ivuFZVQ>\n\t<xme:oBr-aadWyUHz_YYoN2gTXqUocEZSxZ3L2BsAOalvWfqjlBoPEkoewvKaYArRogIl6\n\tzo7FbMj9p73lPYR4xNlCtPKLuyzDLN2RC5Lr4E2IizOanEaWrKgklM>",
        "X-ME-Proxy-Cause": "gggruggvucftvghtrhhoucdtuddrgeefhedrtddtgdduuddtledvucetufdoteggodetrf\n\tdotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu\n\trghilhhouhhtmecufedttdenucgopfhokfffucdluddtmdenucfjughrpefotggggffhvf\n\tffufevjghfsehtkedttdertdejnecuhfhrohhmpeflrghvihgvrhcuvfhirgcuoehflhho\n\tshhssehjvghtmhdrmhgvqeenucggtffrrghtthgvrhhnpedtudejffejkeekteelueefvd\n\tejvdeuhfefteehkeevtddvleduteekleetvdelhfenucevlhhushhtvghrufhiiigvpedt\n\tnecurfgrrhgrmhepmhgrihhlfhhrohhmpehflhhoshhssehjvghtmhdrmhgvpdhnsggprh\n\tgtphhtthhopeejpdhmohguvgepshhmthhpohhuthdprhgtphhtthhopehrohgsvghrthdr\n\tmhgruggvrhestgholhhlrggsohhrrgdrtghomhdprhgtphhtthhopegsrghrnhgrsggrsh\n\tdrphhotgiivgesihguvggrshhonhgsohgrrhgurdgtohhmpdhrtghpthhtohepkhhivghr\n\trghnrdgsihhnghhhrghmsehiuggvrghsohhnsghorghrugdrtghomhdprhgtphhtthhope\n\thlrghurhgvnhhtrdhpihhntghhrghrthesihguvggrshhonhgsohgrrhgurdgtohhmpdhr\n\ttghpthhtoheplhhisggtrghmvghrrgdquggvvhgvlheslhhishhtshdrlhhisggtrghmvg\n\thrrgdrohhrghdprhgtphhtthhopehjohhhrghnnhgvshdrghhovgguvgesohhsshdrqhhu\n\trghltghomhhmrdgtohhmpdhrtghpthhtohepmhiirghmrgiirghlsehrvgguhhgrthdrtg\n\thomh",
        "X-ME-Proxy": "<xmx:oBr-abQUu_wN9t0TGb6vERiEz3jSOAdRlG_7NNMMAuNWbNsWfMmg9g>\n\t<xmx:oBr-aW3ofjCHsI6pJLxNFG5VLV2Ur5HZWhnmrLCHfCL-j-iPdyKq-A>\n\t<xmx:oBr-aQtAMel_0VdN4_n_jKHynyibEjb-H9yslCtI3YT3eVeO_t492g>\n\t<xmx:oBr-acghD6xYRnfj7U2HbOpBQ0bR7YorP9Nr4Ig1fQifZDDQfwh8QQ>\n\t<xmx:oBr-aWTqTZPFlSFASJYfx60HYoJd-G8dD4ENSzjeRCXmTiHQDZXAW18r>",
        "Feedback-ID": "i9dde48b3:Fastmail",
        "X-Mailer": "MessagingEngine.com Webmail Interface",
        "Content-Type": "text/plain; charset=\"utf-8\"",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "From": "Javier Tia <floss@jetm.me>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri, 08 May 2026 10:51:31 -0600",
        "Subject": "[PATCH v2 1/3] libcamera: software_isp: Drop redundant sumShift_\n\tguard in finishFrame",
        "Cc": "mzamazal@redhat.com, kieran.bingham@ideasonboard.com,\n\tlaurent.pinchart@ideasonboard.com, barnabas.pocze@ideasonboard.com,\n\tjohannes.goede@oss.qualcomm.com, robert.mader@collabora.com",
        "In-Reply-To": "<177826063718.39714.13674874482653763631@jetm.me>",
        "References": "<177826063718.39714.13674874482653763631@jetm.me>",
        "Message-Id": "<20260508171720.9B9D61EA006C@mailuser.phl.internal>",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "<libcamera-devel.lists.libcamera.org>",
        "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>",
        "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>",
        "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>",
        "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>",
        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Right-shifting by zero is a no-op, so the if (sumShift_) check before\nthe three >>= sumShift_ assignments is unnecessary. Remove it.\n\nSuggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nSuggested-by: Barnabas Pocze <barnabas.pocze@ideasonboard.com>\nSigned-off-by: Javier Tia <floss@jetm.me>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nReviewed-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>\n---\n src/libcamera/software_isp/swstats_cpu.cpp | 9 ++++-----\n 1 file changed, 4 insertions(+), 5 deletions(-)",
    "diff": "diff --git a/src/libcamera/software_isp/swstats_cpu.cpp b/src/libcamera/software_isp/swstats_cpu.cpp\nindex b40d3334..2e020e62 100644\n--- a/src/libcamera/software_isp/swstats_cpu.cpp\n+++ b/src/libcamera/software_isp/swstats_cpu.cpp\n@@ -362,11 +362,10 @@ void SwStatsCpu::finishFrame(uint32_t frame, uint32_t bufferId)\n \t\t\tfor (unsigned int j = 0; j < SwIspStats::kYHistogramSize; j++)\n \t\t\t\tsharedStats_->yHistogram[j] += s.yHistogram[j];\n \t\t}\n-\t\tif (sumShift_) {\n-\t\t\tsharedStats_->sum_.r() >>= sumShift_;\n-\t\t\tsharedStats_->sum_.g() >>= sumShift_;\n-\t\t\tsharedStats_->sum_.b() >>= sumShift_;\n-\t\t}\n+\n+\t\tsharedStats_->sum_.r() >>= sumShift_;\n+\t\tsharedStats_->sum_.g() >>= sumShift_;\n+\t\tsharedStats_->sum_.b() >>= sumShift_;\n \t}\n \n \tsharedStats_->valid = valid;\n",
    "prefixes": [
        "v2",
        "1/3"
    ]
}