From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=95.215.58.210 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793102035; b=RQ1/l05DglVepp8VwLdJGWzZa4iWscX+J+yV9/ylMZzhp2HKXuWprdnNI7kHxGNgNa6M A/4UZlC9lz5w2LdUZdjP2pVBA8ht1SI26boa9GJbJpBz5HQWUAr+iraGiGdVWDhvKvKr5 x+m8YaB2nrxz5ir2hdiO0LdJh+Me9JVWd/udBONYMrSqUWoYleof958d4MebF8jsnai8+ u8f/BQ6Ut7Q5QBZX4cLC4XIhJsBThpyFBo6qy85p0+LWtS3BwcxAVYomhXGzzo2GkC7ON qmHaHiR9W3X0J7N19/d/OJOw404+NhL+FQ4+sjEHw75mjNw1DrtxXTDUIrpnAACfEPw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793102035; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:Message-ID:Date:MIME-Version:User-Agent: Cc:Subject:To:References:From:In-Reply-To:Content-Type: Content-Transfer-Encoding; bh=Hg2rJTq4dugLpsyQtR4635UwYsbDjZzt3P2CYzIqr7c=; b=kkqXeP0Kr+k7m2ufssMn2EfaLT+CSE/jFEqDCGLVfAbv4sIppLQyPZRNJhMdOj+72NJ5 lc04NgVEaNnfibMFdTMcfEtlIeMJ9FMjh1BjT92gwvkki4r5J34koWpyfcpPghaDJrd7H +6hPwnqbKuuhZMgjTHmsqKNFDvDz4V67/RgA3FSvZNE8xMYuOfvEkuyMZ9uezQ+dMiEGg oFVcAfGFvsa+r9d0nmzxwd3AILFVSggOeeWDLhUS46YjxiIH0hFT0mc/2fyVVQFvYnsIF qGxFezW2sIdAfof6Bi6v69T3yhMPLluL6dBOlfPkKTU0nUf7OjzLveZi4Z8hLa+R2EA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=nKkrKhR4; arc=none smtp.remote-ip=95.215.58.210 Received: from mta1.migadu.com (out-210.mta1.migadu.com [95.215.58.210]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D13C3606A31A for ; Tue, 27 Oct 2026 11:53:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org D13C3606A31A Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=nKkrKhR4 X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=rbVRWtd1a19ORZE1+XzRUlmNZZKKanCQY2cJK+FiJ+Q=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1793102031; v=1; x=1793706831; b=nKkrKhR44tamPEk3vYXQqK4zfjfTUWxU/VsSuW+khk1vlO3qKbqBpParsXDp1erbG2QRT8Mr VOW+l7x/YpGZVSh/wyPiYidgcnBQqB9OEWvwCIe4vGtMFDFIEEv0O9A1/1QgL8Zlx9HLvQVBwfl q2w3XbzDiPLmEUyv9qHreHmE= X-Envelope-To: linux-kernel@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id 6b00a2675eea1804; Tue, 27 Oct 2026 11:53:51 +0000 X-Mizu-Trace-ID: 6b00a2675eea1804 X-Migadu-Flow: FLOW_OUT Message-ID: <6e59ac7e-0186-477d-8166-083dd2987aa4@linux.dev> Date: Tue, 27 Oct 2026 19:53:41 +0800 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 User-Agent: Mozilla Thunderbird Cc: shawn.lin@linux.dev, =?UTF-8?B?5p6X5rab77yI57O757uf77yJ?= , Ulf Hansson , linux-mmc , linux-kernel , Jensen Huang Subject: Re: [PATCH 2/2] mmc: core: sdio: skip CMD11 if signalling is already 1.8V To: "Deomid \"rojer\" Ryabkov" , "llj@rock-chips.com" References: <20261023232813.2983368-1-rojer@rojer.me> <20261023232813.2983368-3-rojer@rojer.me> <4e8bbb32-e062-40fe-8ee4-363e83a68f2b@rock-chips.com> <46a26683-9d8e-451b-bc98-505b1c13b09f@rock-chips.com> <202610261435018282601@rock-chips.com> From: Shawn Lin In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Hi Deomid 在 2026/10/27 星期二 19:00, Deomid "rojer" Ryabkov 写道: > On Mon, 26 Oct 2026 at 08:35, llj@rock-chips.com wrote: >> With this patch, swt6621s can skip CMD11 and successfully >> enable UHS mode. >> >> Tested-by: Longjian Lin > > thanks for testing, Longjian! so in your case it's even worse: without > the patch doesn't come up at all. good to know that now it does. > note that your reply didn't reach the list (vger drops HTML-only > mail). i'm quoting it here for but if you can, please re-send it in > plain text again, with full context. > > Shawn, thanks for the reviews! you're right about the soft-reset vs > power cycle: card is soft-reset, not power-cycled. Just to mention that vqmmc is optional, so if not vqmmc-supply in DT, the voltage is hardwired to 1.8V, then this patch doesn't help. I'm inclined to add vqmmc dependency to the commit msg of this patch as well. What's your opinion? > > Ulf, if there are no other comments, please s/power-cycle the > card/reset the card/ in 1/2 when applying. sounds like we're > converging on 2a, so the alt patch can be dropped. or, if you prefer a > single cleaned up patch set, please let me know. >