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Wed, 24 Mar 2021 00:17:25 -0700 Envelope-to: git@xilinx.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, vkoul@kernel.org, kishon@ti.com, laurent.pinchart@ideasonboard.com Received: from [172.30.17.109] (port=58898) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1lOxlc-0008Az-Gy; Wed, 24 Mar 2021 00:17:24 -0700 Subject: Re: [PATCH v3] phy: zynqmp: Handle the clock enable/disable properly To: Manish Narani , , , , CC: , , References: <1616509187-8209-1-git-send-email-manish.narani@xilinx.com> From: Michal Simek Message-ID: <75defbfb-57f1-71bf-68b4-3abc52a8f39a@xilinx.com> Date: Wed, 24 Mar 2021 08:17:21 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <1616509187-8209-1-git-send-email-manish.narani@xilinx.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 39a8cbd1-269e-4edc-da11-08d8ee94e494 X-MS-TrafficTypeDiagnostic: MWHPR0201MB3401: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:8882; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Mar 2021 07:17:32.9546 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 39a8cbd1-269e-4edc-da11-08d8ee94e494 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: DM3NAM02FT027.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR0201MB3401 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/23/21 3:19 PM, Manish Narani wrote: > The current driver is not handling the clock enable/disable operations > properly. The clocks need to be handled correctly by enabling or > disabling at appropriate places. This patch adds code to handle the > same. > > Signed-off-by: Manish Narani > --- > drivers/phy/xilinx/phy-zynqmp.c | 57 ++++++++++++++++++++++++++++++++++++----- > 1 file changed, 50 insertions(+), 7 deletions(-) > > diff --git a/drivers/phy/xilinx/phy-zynqmp.c b/drivers/phy/xilinx/phy-zynqmp.c > index 2b65f84..69492a5 100644 > --- a/drivers/phy/xilinx/phy-zynqmp.c > +++ b/drivers/phy/xilinx/phy-zynqmp.c > @@ -219,6 +219,7 @@ struct xpsgtr_dev { > struct mutex gtr_mutex; /* mutex for locking */ > struct xpsgtr_phy phys[NUM_LANES]; > const struct xpsgtr_ssc *refclk_sscs[NUM_LANES]; > + struct clk *clk[NUM_LANES]; Please also document this property. ./scripts/kernel-doc -man -v drivers/phy/xilinx/phy-zynqmp.c >/dev/null drivers/phy/xilinx/phy-zynqmp.c:170: info: Scanning doc for struct xpsgtr_ssc drivers/phy/xilinx/phy-zynqmp.c:184: info: Scanning doc for struct xpsgtr_phy drivers/phy/xilinx/phy-zynqmp.c:204: info: Scanning doc for struct xpsgtr_dev drivers/phy/xilinx/phy-zynqmp.c:226: warning: Function parameter or member 'clk' not described in 'xpsgtr_dev' 1 warnings Thanks, Michal