From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4465C433DF for ; Tue, 20 Oct 2020 08:13:34 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 270AE2225F for ; Tue, 20 Oct 2020 08:13:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="qk/uFGIF"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="JU+b83GX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 270AE2225F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=eZjxz5zibg04sEtQItQEfXmM34eWq6YiiS/fR0rSzIk=; b=qk/uFGIFZXnorohufXbrOT1Pe 1snOYNdPXEr6aNvTaVD8bxsFv6jb7ZZu684dT/QWLZyggFkcLeUWrvYBvWkXGJzT4Rj0F0JcliUEL DXKz9iawh3wE9QhQAfGEmWT+UO8OJpz7zIhpJskrvTX1iGwucixV0V36u1MeZ33J1S+pDmYQ516GO zX+CEFOrCmmnxMhCzXf4GRBi7ntR00GJTCVbz9F3tC2wwxm+LwHkM98JUQrG5lSNVuMbAvnlkpAUs RwVZWIBRI8cDAPXODNE5UTWMCU/4vkttRCZBzmCnmPPGILhktqeBT5KQK7euERildmMr33WZYH0VT bA2gHo7Dw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kUmls-0006K4-OD; Tue, 20 Oct 2020 08:13:28 +0000 Received: from mail-wm1-x344.google.com ([2a00:1450:4864:20::344]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kUmlp-0006Iv-Q3 for linux-rockchip@lists.infradead.org; Tue, 20 Oct 2020 08:13:27 +0000 Received: by mail-wm1-x344.google.com with SMTP id b127so840444wmb.3 for ; Tue, 20 Oct 2020 01:13:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=date:from:to:cc:subject:message-id:mail-followup-to:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=yjES9gaqH+r7PKEyUF//AteATy2JRLBioQzscOmtXtA=; b=JU+b83GXhEyYD9j42iFgaYqnEO9pM4i2Bnxt6a3R+hgfkw4l0pphxZBqjqWuycfUOv AregJP2jMrx2ZNIM+a1L2a+9YxvUrSigYexSKsti5xs69jqMYZqYUJ5KnsxGIXQmyfkN cRnfL+KygxgYnz3FGsyQquXL/4MJlSdYZ95ks= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id :mail-followup-to:references:mime-version:content-disposition :content-transfer-encoding:in-reply-to; bh=yjES9gaqH+r7PKEyUF//AteATy2JRLBioQzscOmtXtA=; b=mQUx7jHQhlxytqDuvQToGZwFKPJf1QGcy/aGw1Y5RUXPPddPaDIqq+4fHUJ7rWgZSK SgB/cTDFF5rD4Cnm3E2kngUCQeKIUlLmyjJ/Tvwdvvwldc3ySCyDFUNneStFumwgprxQ rqgKYbrD1ZSIWjlZgiChNEUuUvz/Fsp4AtqhVLI8GRpNfqdFTVAF14iyD517LTf4CCOL CtRirF5nX+EyxSN1SFksimWXhEY8RLHUPqbGE9rz63CtCnCUK8qfvKyxuL6/ppsWC3V/ oR1sMc+ChwHbFb9SHX4fjnrtzuKHyMPMllm727pd+igV93ubXGd/TWtaRTHTckSLi1rn 0VQw== X-Gm-Message-State: AOAM530QsjUS4vPixjI9nfsdDT7TIjilkz1zQe7vQsy0wNmMZke01HUH KpIR/V9Emt67CjcapoJ168um1g== X-Google-Smtp-Source: ABdhPJxnbA1ge0KCPiotTT9AHiVkZI9rcl5PStryqvQltSAM5y0gDcnp2H45cAeIHcdY9QnKtEvmcA== X-Received: by 2002:a1c:e903:: with SMTP id q3mr1638057wmc.42.1603181604585; Tue, 20 Oct 2020 01:13:24 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id v17sm1917002wrc.23.2020.10.20.01.13.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Oct 2020 01:13:23 -0700 (PDT) Date: Tue, 20 Oct 2020 10:13:21 +0200 From: Daniel Vetter To: Kever Yang Subject: Re: [PATCH v2] drm/of: Consider the state in which the ep is disabled Message-ID: <20201020081321.GI401619@phenom.ffwll.local> Mail-Followup-To: Kever Yang , Sandy Huang , heiko@sntech.de, Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , huangtao@rock-chips.com, andy.yan@rock-chips.com, linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org References: <20200707112526.18438-1-hjc@rock-chips.com> <5c0cdb9d-8e35-fa0c-35b3-adfa7770fb30@rock-chips.com> <20201015152301.GE438822@phenom.ffwll.local> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Operating-System: Linux phenom 5.7.0-1-amd64 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201020_041325_995560_7F7C899B X-CRM114-Status: GOOD ( 25.17 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: huangtao@rock-chips.com, heiko@sntech.de, David Airlie , Maarten Lankhorst , Sandy Huang , Maxime Ripard , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org, Thomas Zimmermann , andy.yan@rock-chips.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org T24gTW9uLCBPY3QgMTksIDIwMjAgYXQgMTE6NDM6NTNBTSArMDgwMCwgS2V2ZXIgWWFuZyB3cm90 ZToKPiBIaSBEYW5pZWwsCj4gCj4gT24gMjAyMC8xMC8xNSDkuIvljYgxMToyMywgRGFuaWVsIFZl dHRlciB3cm90ZToKPiA+IE9uIFdlZCwgT2N0IDE0LCAyMDIwIGF0IDA5OjQ4OjQzQU0gKzA4MDAs IEtldmVyIFlhbmcgd3JvdGU6Cj4gPiA+IEhpIE1haW50YWluZXJzLAo+ID4gPiAKPiA+ID4gIMKg wqDCoCBEb2VzIHRoaXMgcGF0Y2ggcmVhZHkgdG8gbWVyZ2U/Cj4gPiBXb3VsZCBtYXliZSBiZSBn b29kIHRvIGdldCBzb21lIGFja3MgZnJvbSBvdGhlciBkcml2ZXJzIHVzaW5nIHRoaXMsIHRoZW4K PiA+IFNhbmR5IGNhbiBwdXNoIHRvIGRybS1taXNjLW5leHQuCj4gCj4gVGhhbmtzIGZvciB5b3Vy IHJlcGx5LCBJIGNhbiB1bmRlcnN0YW5kIG1vcmUgJ2Fja3MnIHdpbGwgYmUgYmV0dGVyLCBidXQK PiB0aGVyZSBpcyBubyBjb21tZW50cyBvYmplY3QgdG8gdGhpcyBwYXRjaAo+IAo+IG9yIGFueSAn TkFLJyBjb21tb24gZm9yIG1vcmUgdGhlbiAzIG1vbnRocywgbWFpbnRhaW5lcnMgc2hvdWxkIG1v dmUgdG8gbmV4dAo+IHN0ZXAuCgpJIGV4cGVjdCB5b3UgdG8gcG9rZSByZWxldmFudCBkcml2ZXIg bWFpbnRhaW5lcnMgZGlyZWN0bHkgZm9yIHRoZXNlIGFja3MuClRoYXQgd2FzIHRoZSBwdXJwb3Nl IG9mIG15IG1haWwuIEFsbCBjb21tdW5pY2F0aW9uIGdvaW5nIHRocm91Z2gKbWFpbnRhaW5lcnMs IGJlaW5nIGV4Y2x1c2l2ZWx5IG9yY2hlc3RyYXRlZCBieSBtYWludGFpbmVycywganVzdCBkb2Vz bid0CnNjYWxlLiBTbyBub3QgYW4gb3B0aW9uIGZvciBhIGJpZyBzdWJzeXN0ZW0gbGlrZSBkcml2 ZXJzL2dwdS4KCkhvcGUgdGhhdCBtYWtlcyBpdCBjbGVhci4KCkZvciBtZXJnaW5nIFNhbmR5IGhh cyBjb21taXQgcmlnaHRzIHRvIGRybS1taXNjLCBzbyB0aGF0J3Mgbm90IHRoZQpwcm9ibGVtLgoK Q2hlZXJzLCBEYW5pZWwKCj4gCj4gCj4gVGhhbmtzLAo+IAo+IC0gS2V2ZXIKPiAKPiA+IC1EYW5p ZWwKPiA+ID4gT24gMjAyMC83Lzcg5LiL5Y2INzoyNSwgU2FuZHkgSHVhbmcgd3JvdGU6Cj4gPiA+ ID4gZG9uJ3QgbWFzayBwb3NzaWJsZV9jcnRjcyBpZiByZW1vdGUtcG9pbnQgaXMgZGlzYWJsZWQu Cj4gPiA+ID4gCj4gPiA+ID4gU2lnbmVkLW9mZi1ieTogU2FuZHkgSHVhbmcgPGhqY0Byb2NrLWNo aXBzLmNvbT4KPiA+ID4gPiAtLS0KPiA+ID4gPiAgICBkcml2ZXJzL2dwdS9kcm0vZHJtX29mLmMg fCAzICsrKwo+ID4gPiA+ICAgIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKykKPiA+ID4g PiAKPiA+ID4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9vZi5jIGIvZHJpdmVy cy9ncHUvZHJtL2RybV9vZi5jCj4gPiA+ID4gaW5kZXggZmRiMDVmYmY3MmEwLi41NjVmMDVmNWYx MWIgMTAwNjQ0Cj4gPiA+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2RybV9vZi5jCj4gPiA+ID4g KysrIGIvZHJpdmVycy9ncHUvZHJtL2RybV9vZi5jCj4gPiA+ID4gQEAgLTY2LDYgKzY2LDkgQEAg dWludDMyX3QgZHJtX29mX2ZpbmRfcG9zc2libGVfY3J0Y3Moc3RydWN0IGRybV9kZXZpY2UgKmRl diwKPiA+ID4gPiAgICAJdWludDMyX3QgcG9zc2libGVfY3J0Y3MgPSAwOwo+ID4gPiA+ICAgIAlm b3JfZWFjaF9lbmRwb2ludF9vZl9ub2RlKHBvcnQsIGVwKSB7Cj4gPiA+ID4gKwkJaWYgKCFvZl9k ZXZpY2VfaXNfYXZhaWxhYmxlKGVwKSkKPiA+ID4gPiArCQkJY29udGludWU7Cj4gPiA+ID4gKwo+ ID4gPiA+ICAgIAkJcmVtb3RlX3BvcnQgPSBvZl9ncmFwaF9nZXRfcmVtb3RlX3BvcnQoZXApOwo+ ID4gPiA+ICAgIAkJaWYgKCFyZW1vdGVfcG9ydCkgewo+ID4gPiA+ICAgIAkJCW9mX25vZGVfcHV0 KGVwKTsKPiA+ID4gTG9va3MgZ29vZCB0byBtZS4KPiA+ID4gCj4gPiA+IAo+ID4gPiBSZXZpZXdl ZC1ieTogS2V2ZXIgWWFuZyA8a2V2ZXIueWFuZ0Byb2NrLWNoaXBzLmNvbT4KPiAKPiAKPiBfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IGRyaS1kZXZlbCBt YWlsaW5nIGxpc3QKPiBkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwKCi0tIApEYW5p ZWwgVmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBDb3Jwb3JhdGlvbgpodHRwOi8vYmxv Zy5mZndsbC5jaAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KTGludXgtcm9ja2NoaXAgbWFpbGluZyBsaXN0CkxpbnV4LXJvY2tjaGlwQGxpc3RzLmluZnJh ZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51 eC1yb2NrY2hpcAo=