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Thu, 29 Oct 2026 13:30:55 +0000 Message-ID: Date: Thu, 29 Oct 2026 15:30:50 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mmc: sdhci-of-dwcmshc: downgrade HS200/HS400 clock-reduce message to dev_dbg To: Jun Yan , Ulf Hansson CC: , References: <20261009084604.385664-1-jerrysteve1101@gmail.com> Content-Language: en-US From: Adrian Hunter Organization: Intel Finland Oy, Registered Address: c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo, Business Identity Code: 0357606 - 4, Domiciled in Helsinki In-Reply-To: <20261009084604.385664-1-jerrysteve1101@gmail.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: DUZPR01CA0058.eurprd01.prod.exchangelabs.com (2603:10a6:10:469::12) To IA1PR11MB7198.namprd11.prod.outlook.com (2603:10b6:208:419::15) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: IA1PR11MB7198:EE_|CH2PR11MB8814:EE_ X-MS-Office365-Filtering-Correlation-Id: 71ce3683-bb65-4ae8-d82c-08df35c0dbc6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|366016|23010399003|1800799024|261028144727099003|11063799006|56012099006|261021121427099003|261009223027099003|261021123027099003|261022075727099003|261026140227099003|10067099003|261022105027099003|22082099003|18002099003; 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This is expected behaviour, but it is > currently reported at dev_err level and therefore fires on every boot > and on every suspend/resume cycle, cluttering the kernel log. > > Demote the message to dev_dbg so it stays out of the default log while > remaining available via dynamic debug. > > Signed-off-by: Jun Yan Acked-by: Adrian Hunter > --- > drivers/mmc/host/sdhci-of-dwcmshc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c > index c688f3eaf468..b4fb1c1e6d99 100644 > --- a/drivers/mmc/host/sdhci-of-dwcmshc.c > +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c > @@ -790,7 +790,7 @@ static void dwcmshc_rk3568_set_clock(struct sdhci_host *host, unsigned int clock > if (clock <= 52000000) { > if (host->mmc->ios.timing == MMC_TIMING_MMC_HS200 || > host->mmc->ios.timing == MMC_TIMING_MMC_HS400) { > - dev_err(mmc_dev(host->mmc), > + dev_dbg(mmc_dev(host->mmc), > "Can't reduce the clock below 52MHz in HS200/HS400 mode"); > goto enable_clk; > }