From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 18 May 2026 15:19:15 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wOxsJ-0019AL-35 for lore@lore.pengutronix.de; Mon, 18 May 2026 15:19:15 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1wOxsJ-0003hM-BV for lore@pengutronix.de; Mon, 18 May 2026 15:19:15 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=/6Ge3uvNz4LiWegV982gFBKF9DvLw/36N93GLuKd17I=; b=g8PC9Sb90P+6VBCK1RMeB4VNwE txRhLAu7My2Mo8MLgkNacVdkvJmDzDiCrihfjmyA8/Kw62WgdzNrRxuDY7GmjdnBeayW9CbeaN+W0 yJ3scojmbPtuxEGHX6YK8b8242PbVbV7fIZYout281ujn4lXHmzDTMbGUuC81Bss/wjrfhRSkP2K3 3zsNRSF43zAKxlfvV24QMCXOxZOIb2f1eNqxEu8K1vzNgaenEGmDzRM2Dl5orsz8X0vI39WWfooJr +Mb2WAl0bSALxyuOiKKlxsSZEGvDI/AzMJa30buPRefKFmTn+TGC9qLAuELSuUQbSaowvCEBtGfA0 nuLya/gQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wOxrZ-0000000Fn5t-0Dsp; Mon, 18 May 2026 13:18:29 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wOxrW-0000000Fn5A-14mH for barebox@lists.infradead.org; Mon, 18 May 2026 13:18:27 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1wOxrU-0003Yy-Op; Mon, 18 May 2026 15:18:24 +0200 Message-ID: <5ae5d1e9-d1a5-4a7a-8398-fa2ef6e01c12@pengutronix.de> Date: Mon, 18 May 2026 15:18:24 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Sascha Hauer , BAREBOX References: <20260518-rockchip-emmc-hs400-v2-0-789ce495f70b@pengutronix.de> <20260518-rockchip-emmc-hs400-v2-6-789ce495f70b@pengutronix.de> Content-Language: en-US, de-DE, de-BE From: Ahmad Fatoum In-Reply-To: <20260518-rockchip-emmc-hs400-v2-6-789ce495f70b@pengutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260518_061826_333227_C9E208FA X-CRM114-Status: GOOD ( 17.37 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH v2 06/10] mci: rockchip-dwcmshc-sdhci: use ADMA2 X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On 5/18/26 3:13 PM, Sascha Hauer wrote: > The SDMA engine doesn't seem to be fast enough to keep up with HS400 > support. In preparation to add HS400 support to the driver switch to > ADMA when available. > > Assisted-by: Claude Opus 4.7 > Signed-off-by: Sascha Hauer Reviewed-by: Ahmad Fatoum > --- > drivers/mci/rockchip-dwcmshc-sdhci.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/mci/rockchip-dwcmshc-sdhci.c b/drivers/mci/rockchip-dwcmshc-sdhci.c > index 04ee528f07..23c887e906 100644 > --- a/drivers/mci/rockchip-dwcmshc-sdhci.c > +++ b/drivers/mci/rockchip-dwcmshc-sdhci.c > @@ -361,6 +361,11 @@ static int rk_sdhci_probe(struct device *dev) > > sdhci_setup_host(&host->sdhci); > > + ret = sdhci_setup_adma(&host->sdhci); > + if (ret && ret != -ENOTSUPP) > + dev_warn(dev, "ADMA setup failed (%pe), falling back to SDMA\n", > + ERR_PTR(ret)); > + > dev->priv = host; > > return mci_register(&host->mci); > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |