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Mon, 02 Mar 2020 13:43:52 -0800 Received: from [127.0.0.1] (helo=localhost) by xsj-pvapsmtp01 with smtp (Exim 4.63) (envelope-from ) id 1j8sqp-00033f-3i; Mon, 02 Mar 2020 13:43:47 -0800 Received: from xsj-pvapsmtp01 (mail.xilinx.com [149.199.38.66] (may be forged)) by xsj-smtp-dlp2.xlnx.xilinx.com (8.13.8/8.13.1) with ESMTP id 022LhiN3014631; Mon, 2 Mar 2020 13:43:45 -0800 Received: from [172.19.2.91] (helo=xsjjollys50.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1j8sqm-00032V-PI; Mon, 02 Mar 2020 13:43:44 -0800 From: Jolly Shah To: olof@lixom.net, mturquette@baylibre.com, sboyd@kernel.org, michal.simek@xilinx.com, arm@kernel.org, linux-clk@vger.kernel.org Subject: [PATCH 3/4] drivers: clk: Fix invalid clock name queries Date: Mon, 2 Mar 2020 13:43:33 -0800 Message-Id: <1583185414-20106-4-git-send-email-jolly.shah@xilinx.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1583185414-20106-1-git-send-email-jolly.shah@xilinx.com> References: <1583185414-20106-1-git-send-email-jolly.shah@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:149.199.60.83; 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Ip=[149.199.60.83]; Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR02MB6498 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200302_134355_519873_B5D76681 X-CRM114-Status: GOOD ( 10.44 ) X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [40.107.220.58 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tejas Patel , Rajan Vaja , linux-kernel@vger.kernel.org, rajanv@xilinx.com, Jolly Shah , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Rajan Vaja The clock driver makes EEMI call to get the name of invalid clk when executing versal_get_clock_info() function. This results in error messages. Added check for validating clock before saving clock attribute and calling zynqmp_pm_clock_get_name() in versal_get_clock_info() function. Signed-off-by: Rajan Vaja Signed-off-by: Tejas Patel Signed-off-by: Jolly Shah --- drivers/clk/zynqmp/clkc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c index 4dd8413..ff2d229 100644 --- a/drivers/clk/zynqmp/clkc.c +++ b/drivers/clk/zynqmp/clkc.c @@ -667,6 +667,11 @@ static void zynqmp_get_clock_info(void) continue; clock[i].valid = FIELD_GET(CLK_ATTR_VALID, attr.attr[0]); + /* skip query for Invalid clock */ + ret = zynqmp_is_valid_clock(i); + if (ret != CLK_ATTR_VALID) + continue; + clock[i].type = FIELD_GET(CLK_ATTR_TYPE, attr.attr[0]) ? CLK_TYPE_EXTERNAL : CLK_TYPE_OUTPUT;