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Mon, 3 Jun 2024 03:44:00 +0000 (GMT) Received: from epsmgms1p2new.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20240603034400epsmtrp12e0649f855faed71b12531121fcc5677~VYa-RQORp0644706447epsmtrp1B; Mon, 3 Jun 2024 03:44:00 +0000 (GMT) X-AuditID: b6c32a43-38731a80000021a5-c3-665d3c00d945 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2new.samsung.com (Symantec Messaging Gateway) with SMTP id 29.46.08622.00C3D566; Mon, 3 Jun 2024 12:44:00 +0900 (KST) Received: from ubuntu (unknown [10.229.95.128]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20240603034400epsmtip1332d768cbfbfbb5d565933bed9ed5409~VYa-HeVQu0849108491epsmtip16; Mon, 3 Jun 2024 03:44:00 +0000 (GMT) Date: Mon, 3 Jun 2024 12:44:35 +0900 From: Jung Daehwan To: Krzysztof Kozlowski Cc: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thinh Nguyen , Mathias Nyman , Felipe Balbi , "open list:USB SUBSYSTEM" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , open list Subject: Re: [PATCH v2 5/5] usb: host: xhci-plat: Add support for XHCI_WRITE_64_HI_LO_QUIRK Message-ID: <20240603034435.GC23593@ubuntu> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <9c9d74c0-72a2-418a-b3c6-a0f9716c943d@kernel.org> User-Agent: Mutt/1.5.24 (2015-08-30) X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrNJsWRmVeSWpSXmKPExsWy7bCmqS6DTWyawbX71hbH2p6wW6zZe47J Yv6Rc6wWzYvXs1m8nHWPzeL8+Q3sFpd3zWGzWLSsldmiedMUVov/e3awW6xacIDdgdtj8Z6X TB6bVnWyeeyfu4bdY8v+z4wenzfJBbBGZdtkpCampBYppOYl56dk5qXbKnkHxzvHm5oZGOoa WlqYKynkJeam2iq5+AToumXmAJ2mpFCWmFMKFApILC5W0rezKcovLUlVyMgvLrFVSi1IySkw L9ArTswtLs1L18tLLbEyNDAwMgUqTMjOmDWrna3gEU/Fy4O72BoYn3J1MXJySAiYSPTeOMEC YgsJ7GCUeP3Mp4uRC8j+xCjxZlkbI4TzjVFifv91FpiOZw1TWSESexkljix8zgThPGGUWLdz KztIFYuAikTjielgHWwCWhL3fpxgBrFFBDQlrv/9DtbNLHCHWWLSuhNsIAlhgViJj3dmAhVx cPAKaEssfV8OEuYVEJQ4OfMJ2BxOATuJcwvOg5WIAs1/dbAeZIyEwEwOiT2TDzBDXOcisezG BlYIW1ji1fEt7BC2lMTL/jYou1ji1vNnzBDNLYwSK161QDUbS8x61s4IYjMLZEg8vDuJFWSZ hICyxJFbLBBhPomOw3/ZIcK8Eh1tQhCdyhLTL0+AWispcfD1OaiJHhKXrs9mg4RPN5PEjGt/ WCcwys9C8tosJNsgbB2JBbs/sc0CWsEsIC2x/B8HhKkpsX6X/gJG1lWMYqkFxbnpqclGBYbw yE7Oz93ECE61Ws47GK/M/6d3iJGJg/EQowQHs5IIb19ddJoQb0piZVVqUX58UWlOavEhRlNg PE1klhJNzgcm+7ySeEMTSwMTMzNDcyNTA3Mlcd57rXNThATSE0tSs1NTC1KLYPqYODilGpj0 d5VamKrUC1Y0zLaYvrLebJ7z98g7uavOmAYfe8fBfaqlaJ7Nzd5X//QNrnIotfz9ffThh60N qc/D+I9PiPbf0H/JU/Vq2DG7xqI/xb/8xPqN3tTNOm15ZhMPz+aP11e3/Cv5daGlRuLpjr47 c0yEz0VY7nyZ+st4unfxLX6H0AWcwQktFatd87684Zn9yEcp63KdqvymtIzaAJFtz1LzTIyn x83V27fj/84ZlZzRL7SDRFt1BSK2qfSsT/z/YFKliODaHOYGh/9SZYcye9Z3XEpLcyk7cL43 xn73zQPv2H/mftJpbct8Y2b1W/Lw/0PsXhceRLFtfPxVj3X18ZqeKoY9m1S+e/gG6x/aXaPE UpyRaKjFXFScCAC5nLzUPgQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrILMWRmVeSWpSXmKPExsWy7bCSnC6DTWyawaslqhbH2p6wW6zZe47J Yv6Rc6wWzYvXs1m8nHWPzeL8+Q3sFpd3zWGzWLSsldmiedMUVov/e3awW6xacIDdgdtj8Z6X TB6bVnWyeeyfu4bdY8v+z4wenzfJBbBGcdmkpOZklqUW6dslcGVM2rGDrWARV8WV1VsYGxj3 cXQxcnJICJhIPGuYytrFyMUhJLCbUeLN3QusEAlJiaVzb7BD2MIS91uOQBU9YpRY0tsOlmAR UJFoPDGdBcRmE9CSuPfjBDOILSKgKXH973ewBmaBR8wS0188YQNJCAvESny8MxOoiIODV0Bb Yun7coih3UwS324cB2vmFRCUODnzCdhQZqChN/69ZAKpZxaQllj+D+xqTgE7iXMLzoONEQW6 4dXB+gmMgrOQNM9C0jwLoXkBI/MqRsnUguLc9NxiwwKjvNRyveLE3OLSvHS95PzcTYzgWNHS 2sG4Z9UHvUOMTByMhxglOJiVRHj76qLThHhTEiurUovy44tKc1KLDzFKc7AoifN+e92bIiSQ nliSmp2aWpBaBJNl4uCUamASmLnk+M2qSd+Z9v26XyU6S+DUY6mP9ZdttqyfkObdaSa9/7IB x8RX2ysb7xsuj426epWl7+vbmmOvI3h47yjx5/VY3r3q36golhpxb3rASm47/wdPLou9nrUy 43BM7PagTPPDz4/Zt0451GRjtlqzRFfYtmHzx68MvLKik/35Bdq9eG/zvdTK7uQ2efBGsTVV q3PFVbXoyJ6f8d+eqF3MXbu0sunMkhazN08Fsz/sErypENvFU3cwyNCG9YRESvVR27kGd18c XtCYbWdyjO/cE4Wrh97kHdpq568XK75FV9W7/qjY1kcZbPXB34uebc43WtT4T9BtacWpF62n zQQdmk6fezZRasmnTbxrTnsqsRRnJBpqMRcVJwIAtMs/NwQDAAA= X-CMS-MailID: 20240603034400epcas2p3ee526cd508075ad4209539ae395ea91a X-Msg-Generator: CA Content-Type: multipart/mixed; boundary="----GYrZwOZf271lb0asq-_m8oi27wabo7t24X0BK_QM5T4hVeLi=_376ea_" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240531060731epcas2p4f14afae9f00a7e71e6bd3863f0a51441 References: <1717135657-120818-1-git-send-email-dh10.jung@samsung.com> <1717135657-120818-6-git-send-email-dh10.jung@samsung.com> <9c9d74c0-72a2-418a-b3c6-a0f9716c943d@kernel.org> ------GYrZwOZf271lb0asq-_m8oi27wabo7t24X0BK_QM5T4hVeLi=_376ea_ Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline On Fri, May 31, 2024 at 10:12:36AM +0200, Krzysztof Kozlowski wrote: > On 31/05/2024 08:07, Daehwan Jung wrote: > > This is set by dwc3 parent node to support writing high-low order. > > > > Signed-off-by: Daehwan Jung > > --- > > drivers/usb/host/xhci-plat.c | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c > > index 3d071b8..31bdfa5 100644 > > --- a/drivers/usb/host/xhci-plat.c > > +++ b/drivers/usb/host/xhci-plat.c > > @@ -256,6 +256,9 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s > > if (device_property_read_bool(tmpdev, "xhci-sg-trb-cache-size-quirk")) > > xhci->quirks |= XHCI_SG_TRB_CACHE_SIZE_QUIRK; > > > > + if (device_property_read_bool(tmpdev, "write-64-hi-lo-quirk")) > > + xhci->quirks |= XHCI_WRITE_64_HI_LO; > > Where is any user of this property (DTS)? Just to clarify: your > downstream does not matter really. > This is set by dwc3 parent node by software node. [PATCH v2 1/5] dt-bindings: usb: snps,dwc3: Add 'snps,xhci-write-64-hi-lo-quirk' quirk https://lore.kernel.org/r/1717135657-120818-2-git-send-email-dh10.jung@samsung.com/ Best Regards, Jung Daehwan > Best regards, > Krzysztof > > ------GYrZwOZf271lb0asq-_m8oi27wabo7t24X0BK_QM5T4hVeLi=_376ea_ Content-Type: text/plain; charset="utf-8" ------GYrZwOZf271lb0asq-_m8oi27wabo7t24X0BK_QM5T4hVeLi=_376ea_--