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Fri, 14 Mar 2025 13:50:54 +0000 Message-ID: Date: Fri, 14 Mar 2025 15:50:42 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] mmc: sdhci-pxav3: set NEED_RSP_BUSY capability To: Karel Balej , Ulf Hansson CC: , <~postmarketos/upstreaming@lists.sr.ht>, =?UTF-8?Q?Duje_Mihanovi=C4=87?= , , linux-mmc , LKML , Daniel Mack , "Haojian Zhuang" , Robert Jarzmik , Jisheng Zhang , "linux-arm-kernel@lists.infradead.org" References: <20250310140707.23459-1-balejk@matfyz.cz> Content-Language: en-US From: Adrian Hunter Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki In-Reply-To: <20250310140707.23459-1-balejk@matfyz.cz> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-ClientProxiedBy: MI1P293CA0002.ITAP293.PROD.OUTLOOK.COM (2603:10a6:290:2::9) To BYAPR11MB3605.namprd11.prod.outlook.com (2603:10b6:a03:f5::33) Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BYAPR11MB3605:EE_|SA1PR11MB8575:EE_ X-MS-Office365-Filtering-Correlation-Id: ff9e76a6-19df-46a8-21ae-08dd62ff3d7e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|7416014|376014|7053199007|41080700001; 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Without this, the eMMC card > in the samsung,coreprimevelte smartphone using the Marvell PXA1908 SoC > with this mmc host doesn't probe with the ETIMEDOUT error originating in > __mmc_poll_for_busy. > > Note that the other issues reported for this phone and host, namely > floods of "Tuning failed, falling back to fixed sampling clock" dmesg > messages for the eMMC and unstable SDIO are not mitigated by this > change. > > Link: https://lore.kernel.org/r/20200310153340.5593-1-ulf.hansson@linaro.org/ > Link: https://lore.kernel.org/r/D7204PWIGQGI.1FRFQPPIEE2P9@matfyz.cz/ > Link: https://lore.kernel.org/r/20250115-pxa1908-lkml-v14-0-847d24f3665a@skole.hr/ > Cc: Duje Mihanović > Cc: stable@vger.kernel.org > Signed-off-by: Karel Balej There doesn't seem to be much interest in this driver except from Karel Balej and it looks OK, so: Acked-by: Adrian Hunter > --- > drivers/mmc/host/sdhci-pxav3.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c > index 990723a008ae..3fb56face3d8 100644 > --- a/drivers/mmc/host/sdhci-pxav3.c > +++ b/drivers/mmc/host/sdhci-pxav3.c > @@ -399,6 +399,7 @@ static int sdhci_pxav3_probe(struct platform_device *pdev) > if (!IS_ERR(pxa->clk_core)) > clk_prepare_enable(pxa->clk_core); > > + host->mmc->caps |= MMC_CAP_NEED_RSP_BUSY; > /* enable 1/8V DDR capable */ > host->mmc->caps |= MMC_CAP_1_8V_DDR; >