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Thu, 29 Aug 2019 05:26:51 +0000 (GMT) Subject: Re: [PATCH v2 1/2 RESEND] usb: core: phy: add support for PHY calibration To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Martin Blumenstingl , Mathias Nyman , Felipe Balbi , Bartlomiej Zolnierkiewicz , Krzysztof Kozlowski , Jochen Sprickerhof , Anand Moon From: Marek Szyprowski Message-ID: Date: Thu, 29 Aug 2019 07:26:50 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190828204146.GA21235@kroah.com> Content-Transfer-Encoding: 7bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrDKsWRmVeSWpSXmKPExsWy7djP87qySemxBmvXslpsnLGe1eJY2xN2 i+bF69kslv69x2hx/vwGdovLu+awWcw4v4/JYtGyVmaLdRtvsVscW3SSxaJ50xRWB26PnbPu sns8nTCZ3WPxnpdMHptWdbJ57J+7ht2jb8sqRo8NW/6xeHzeJBfAEcVlk5Kak1mWWqRvl8CV cXr7MtaCzZwVvcsOMTcwnmPvYuTkkBAwkTj87RlbFyMXh5DACkaJvtY+ZgjnC6PEmkeNLBDO Z0aJLye2AjkcYC0zD1RAxJczSiz7vI8NZJSQwFtGiYfdriC2sECIxOobT8FWiAgYS/SfncUO 0sAsMJtZYv/TN6wgCTYBQ4mut11gzbwCdhL3rk1lBLFZBFQlHqz4xARiiwrESOx808MMUSMo cXLmE7AjOAX0JRr3eoCEmQXkJba/ncMMYYtL3HoynwnitUfsEivXZEPYLhLtDbtYIGxhiVfH t0C9LyPxfydIPReQ3Qx0/7m17BBOD6PE5aYZjBBV1hKHj19kBVnMLKApsX6XPkTYUWJ5Zyc7 JFD4JG68FYS4gU9i0rbpzBBhXomONiGIajWJWcfXwa09eOES8wRGpVlIHpuF5JtZSL6ZhbB3 ASPLKkbx1NLi3PTUYsO81HK94sTc4tK8dL3k/NxNjMA0dvrf8U87GL9eSjrEKMDBqMTDy5GY FivEmlhWXJl7iFGCg1lJhPeRSmqsEG9KYmVValF+fFFpTmrxIUZpDhYlcd5qhgfRQgLpiSWp 2ampBalFMFkmDk6pBkZG1q3WmQfEeFafPDKLuVrBa8qp9yvuNdZ6aR6c5ha50uWF4pquLS7C HRMO3BNcZ3ln6bXAmWeqfYPnBgolaJ+ZH/Q04WfPHIXr0myX+abfOPqU8b6TxnfWO44bdupM k8lzFljy3n6af4PGy+ovk4J+2tWsTstyE7rSlN9t4jwnvSnvnILlVFklluKMREMt5qLiRABt u2xaXwMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrPIsWRmVeSWpSXmKPExsVy+t/xe7oySemxBi3X+C02zljPanGs7Qm7 RfPi9WwWS//eY7Q4f34Du8XlXXPYLGac38dksWhZK7PFuo232C2OLTrJYtG8aQqrA7fHzll3 2T2eTpjM7rF4z0smj02rOtk89s9dw+7Rt2UVo8eGLf9YPD5vkgvgiNKzKcovLUlVyMgvLrFV ija0MNIztLTQMzKx1DM0No+1MjJV0rezSUnNySxLLdK3S9DLOL19GWvBZs6K3mWHmBsYz7F3 MXJwSAiYSMw8UNHFyMUhJLCUUeLDwjamLkZOoLiMxMlpDawQtrDEn2tdbBBFrxklzvyfwQiS EBYIkVh94yk7iC0iYCzRf3YWmM0sMJdZYmGDK0TDfCaJq/P/gTWwCRhKdL0FmcTJwStgJ3Hv 2lSwOIuAqsSDFZ/ANosKxEjsO7OdHaJGUOLkzCcsIJdyCuhLNO71gJhvJjFv80NmCFteYvvb OVC2uMStJ/OZJjAKzULSPQtJyywkLbOQtCxgZFnFKJJaWpybnltspFecmFtcmpeul5yfu4kR GLnbjv3csoOx613wIUYBDkYlHt6E5LRYIdbEsuLK3EOMEhzMSiK8j1RSY4V4UxIrq1KL8uOL SnNSiw8xmgL9NpFZSjQ5H5hU8kriDU0NzS0sDc2NzY3NLJTEeTsEDsYICaQnlqRmp6YWpBbB 9DFxcEo1MHZ0SAZszy5NDLA2O7ZYe8ODOR+OXpc8/+DppcKdCWt1THLmmE+d5twZs688Y/qB +q+drQlPs1INE0J/Jig07FEo95fPenyic//7FVm5O5J2lzL8fqnJMrFmtX7tKd3pDOwrJLRO d52X1lAKlL1w6PKtibPVmD8eKfvGvObbb6+vyjfE2Hg5xJRYijMSDbWYi4oTAZJaCoXyAgAA X-CMS-MailID: 20190829052652eucas1p28a14dc8645c7df7fdc7a957916d0304d X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20190808094146eucas1p2a5a88ce5e7a87d47c4bcececab4df9a5 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20190808094146eucas1p2a5a88ce5e7a87d47c4bcececab4df9a5 References: <20190808094128.27213-1-m.szyprowski@samsung.com> <20190808094128.27213-2-m.szyprowski@samsung.com> <20190828204146.GA21235@kroah.com> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hi Greg, On 2019-08-28 22:41, Greg Kroah-Hartman wrote: > On Mon, Aug 26, 2019 at 10:55:33AM +0200, Marek Szyprowski wrote: >> Hi Greg >> >> On 2019-08-08 11:41, Marek Szyprowski wrote: >>> Some PHYs (for example Exynos5 USB3.0 DRD PHY) require calibration to be >>> done after every USB HCD reset. Generic PHY framework has been already >>> extended with phy_calibrate() function in commit 36914111e682 ("drivers: >>> phy: add calibrate method"). This patch adds support for it to generic >>> PHY handling code in USB HCD core. >>> >>> Signed-off-by: Marek Szyprowski >>> Tested-by: Anand Moon >>> Tested-by: Jochen Sprickerhof >> Greg: any chance to give it this a try in -next? If not, maybe You can >> point someone whose review will help? > Ah crap, this is me, not the PHY maintainer :( > > Can you resend this and I will be glad to review it. But it would also > be good to get Felipe's review as well. No problem, I will resend it again in a few minutes. Felipe already acked it: https://lkml.org/lkml/2019/8/8/460 Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland