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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 73A82C4345F for ; Mon, 15 Apr 2024 06:51:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc: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=pR2mq1LZl7Zyh/McIn9AwZF2aaE3TVT49rOhy0avH4k=; b=tZNXScUQvhbPvQ ap29jzK+Ji7vJGbjIawRqFnCJOOt+Rhu2JUEorcy/oW7cgOs5p2Eq+5uGMthwsQWEpmVpKSBaYA2T BSDuV0IGNjgwVqFiqWNOHoFjvzRxOu7ps2yULlmDfRfpkXI7JShU/S7Uf6gtzTlU+uHXKlbKUyojH Fx+6WSIkV/Br7g5c0vi4sxTx7Hc0o7p067qP3pcTwdyR2l1Z907fe0u6xDDeSt8GijyLEI9wJDWQq VQnK39e7gX0hKEU3WXez5NjjFeKdXLpVh5xXjYdiFk+g03+jn36GXckNbsfOikUoS3Z2GrnsQeot1 S+T06suCbWFcXTNblStg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rwGBH-00000007Dkn-2ISU; Mon, 15 Apr 2024 06:51:07 +0000 Received: from mail-pg1-x52d.google.com ([2607:f8b0:4864:20::52d]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rwGBE-00000007Dju-0WQr for linux-arm-kernel@lists.infradead.org; Mon, 15 Apr 2024 06:51:05 +0000 Received: by mail-pg1-x52d.google.com with SMTP id 41be03b00d2f7-5dca1efad59so1906896a12.2 for ; Sun, 14 Apr 2024 23:51:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1713163863; x=1713768663; darn=lists.infradead.org; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date:from:to :cc:subject:date:message-id:reply-to; bh=PEJxfvpeTL9PwsFNBxOiLehpxuzN2ftOHpkf1xALIpg=; b=jsmwRX0s6uF87E8jvR0O9jzEWxeFFbyXD54Q1LHn9RlYxp6+MG6GuxTxSiKTLrk5VN KKmXiyOjszkFngySaE1/dTsov/sah9XH2r2pZQ5lJ0qnEnTPSBap92qodHms8XBGEL2C ylsihxqJh19xfax+FLTiEjF9dWPVc7stTpyphjCTjvgpS4tAryrSH4ShG7kvdnDvW7n3 tFfTg1rUm2IXI+jzt5f58rIi6EWMcRaew+dy6qCuSF26sEM3K+fDaamvXrsNgQzmhq4U b6dWnLQ0Zo/N0cDPJjh6heKXsD8UpL82VHCeaIIUZc7+9UtbR5tB7OcJShUiUa9SE9oJ wPNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713163863; x=1713768663; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=PEJxfvpeTL9PwsFNBxOiLehpxuzN2ftOHpkf1xALIpg=; b=LS17n7HZWaRq8HVwI+T50Eiq6SehhqKAP/BELvizwIzZKlacxZ5pE6EkU/xFl2jrKJ xgseAYY4G7itl+cv0d0ruSamMPzdJdU8BpBpjb/UF63Rfebi6Fdw+xKHWZGW8I1Me80t umUJwgbMWxsJ+dxY3ZCDnhGoHhdVMNK/vgxMUmRz/W15lH1d1jBeTKRQ/hsLthQ9XbDc l7DZRFLI9/D0j/9EiJW972F6mh3CtdRz02erD9kbE8XvaNt7v4gDLqXuZNev6tvWWGwP kAlwoUF57tIELG+aEhf8IIISpwYQRn4BV0IvEOAseu9Vukqn5IgWhe3gF6ZcRoQzSAxT eoqw== X-Forwarded-Encrypted: i=1; AJvYcCXvxivgm5ap2UZhPyAEExD5Rv4LgqfJ29TT9rklWxS5MD7MKYZpXgjZ6Z/6PRCW+K/hflxlaDfbygK8/3gf6b+hz7ApR+IW4JEHEQ4qzC+vvZJmnv4= X-Gm-Message-State: AOJu0Yx0IVphFqwAP3YF44KLmwQS7uEH7P36Jqdfin7xynH/LAm7rZpx MI2r75stTATo12rd1FRvao3MscaVZa8eUjkhM6wOLItYaVa4zGwkzP9Yh2MGbQ== X-Google-Smtp-Source: AGHT+IEAEfajN2yAj/y0OrMWFHmYxxtw5arcoHq58B7ItcGW4hY4E4nE+BGBSQk4MLak5kFXkoAnXg== X-Received: by 2002:a05:6a21:8881:b0:1a3:ae4a:930 with SMTP id tb1-20020a056a21888100b001a3ae4a0930mr9656451pzc.33.1713163862718; Sun, 14 Apr 2024 23:51:02 -0700 (PDT) Received: from thinkpad ([103.28.246.218]) by smtp.gmail.com with ESMTPSA id p7-20020a17090a348700b002a21b9805f8sm7237084pjb.17.2024.04.14.23.51.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 14 Apr 2024 23:51:02 -0700 (PDT) Date: Mon, 15 Apr 2024 12:20:58 +0530 From: Manivannan Sadhasivam To: Damien Le Moal Cc: Shawn Lin , Bjorn Helgaas , Heiko Stuebner , linux-pci@vger.kernel.org, Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v4 2/2] PCI: rockchip-host: Wait 100ms after reset before starting configuration Message-ID: <20240415065058.GD7537@thinkpad> References: <20240413004120.1099089-1-dlemoal@kernel.org> <20240413004120.1099089-3-dlemoal@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240413004120.1099089-3-dlemoal@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240414_235104_198316_275712C9 X-CRM114-Status: GOOD ( 21.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gU2F0LCBBcHIgMTMsIDIwMjQgYXQgMDk6NDE6MjBBTSArMDkwMCwgRGFtaWVuIExlIE1vYWwg d3JvdGU6Cj4gVGhlIFBDSSBFeHByZXNzIEJhc2UgU3BlY2lmaWNhdGlvbiByNi4wLCBzZWN0aW9u IDYuNi4xLCBzdGF0ZXMgdGhhdCB0aGUKPiBob3N0IHNob3VsZCB3YWl0IGZvciBhdCBsZWFzdCAx MDAgbXNlYyBmcm9tIHRoZSBlbmQgb2YgYSBjb252ZW50aW9uYWwKPiByZXNldCAoUEVSU1QjIGlz IGRlLWFzc2VydGVkKSBiZWZvcmUgc2VuZGluZyBhIGNvbmZpZ3VyYXRpb24gcmVxdWVzdCB0bwo+ IGVuc3VyZSB0aGF0IHRoZSBkZXZpY2UgaXMgYWJsZSB0byByZXNwb25kIHdpdGggYSAiUmVxdWVz dCBSZXRyeSBTdGF0dXMiCj4gY29tcGxldGlvbi4KPiAKPiBBZGQgdGhlIFBDSUVfVF9SUlNfUkVB RFlfTVMgbWFjcm8gdG8gZGVmaW5lIHRoaXMgd2FpdCB0aW1lIGFuZCBtb2RpZnkKPiByb2NrY2hp cF9wY2llX2hvc3RfaW5pdF9wb3J0KCkgdG8gYWRkIHRoaXMgMTAwbXMgc2xlZXAgYWZ0ZXIgZGVh c3NlcnRpbmcKPiBQRVJTVCMgdXNpbmcgdGhlIGVwX2dwaW8gR1BJTy4KPiAKPiBTdWdnZXN0ZWQt Ynk6IEJqb3JuIEhlbGdhYXMgPGhlbGdhYXNAa2VybmVsLm9yZz4KPiBTaWduZWQtb2ZmLWJ5OiBE YW1pZW4gTGUgTW9hbCA8ZGxlbW9hbEBrZXJuZWwub3JnPgoKUmV2aWV3ZWQtYnk6IE1hbml2YW5u YW4gU2FkaGFzaXZhbSA8bWFuaXZhbm5hbi5zYWRoYXNpdmFtQGxpbmFyby5vcmc+CgotIE1hbmkK Cj4gLS0tCj4gIGRyaXZlcnMvcGNpL2NvbnRyb2xsZXIvcGNpZS1yb2NrY2hpcC1ob3N0LmMgfCAy ICsrCj4gIGRyaXZlcnMvcGNpL3BjaS5oICAgICAgICAgICAgICAgICAgICAgICAgICAgfCA3ICsr KysrKysKPiAgMiBmaWxlcyBjaGFuZ2VkLCA5IGluc2VydGlvbnMoKykKPiAKPiBkaWZmIC0tZ2l0 IGEvZHJpdmVycy9wY2kvY29udHJvbGxlci9wY2llLXJvY2tjaGlwLWhvc3QuYyBiL2RyaXZlcnMv cGNpL2NvbnRyb2xsZXIvcGNpZS1yb2NrY2hpcC1ob3N0LmMKPiBpbmRleCBmYzg2ODI1MWU1NzAu LmNiZWM3MTExNDgyNSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL3BjaS9jb250cm9sbGVyL3BjaWUt cm9ja2NoaXAtaG9zdC5jCj4gKysrIGIvZHJpdmVycy9wY2kvY29udHJvbGxlci9wY2llLXJvY2tj aGlwLWhvc3QuYwo+IEBAIC0zMjUsNiArMzI1LDggQEAgc3RhdGljIGludCByb2NrY2hpcF9wY2ll X2hvc3RfaW5pdF9wb3J0KHN0cnVjdCByb2NrY2hpcF9wY2llICpyb2NrY2hpcCkKPiAgCW1zbGVl cChQQ0lFX1RfUFZQRVJMX01TKTsKPiAgCWdwaW9kX3NldF92YWx1ZV9jYW5zbGVlcChyb2NrY2hp cC0+ZXBfZ3BpbywgMSk7Cj4gIAo+ICsJbXNsZWVwKFBDSUVfVF9SUlNfUkVBRFlfTVMpOwo+ICsK PiAgCS8qIDUwMG1zIHRpbWVvdXQgdmFsdWUgc2hvdWxkIGJlIGVub3VnaCBmb3IgR2VuMS8yIHRy YWluaW5nICovCj4gIAllcnIgPSByZWFkbF9wb2xsX3RpbWVvdXQocm9ja2NoaXAtPmFwYl9iYXNl ICsgUENJRV9DTElFTlRfQkFTSUNfU1RBVFVTMSwKPiAgCQkJCSBzdGF0dXMsIFBDSUVfTElOS19V UChzdGF0dXMpLCAyMCwKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9wY2kvcGNpLmggYi9kcml2ZXJz L3BjaS9wY2kuaAo+IGluZGV4IDE3ZmVkMTg0Njg0Ny4uYzkzZmZjNWU2ZTFmIDEwMDY0NAo+IC0t LSBhL2RyaXZlcnMvcGNpL3BjaS5oCj4gKysrIGIvZHJpdmVycy9wY2kvcGNpLmgKPiBAQCAtMTYs NiArMTYsMTMgQEAKPiAgLyogUG93ZXIgc3RhYmxlIHRvIFBFUlNUIyBpbmFjdGl2ZSBmcm9tIFBD SWUgY2FyZCBFbGVjdHJvbWVjaGFuaWNhbCBTcGVjICovCj4gICNkZWZpbmUgUENJRV9UX1BWUEVS TF9NUwkJMTAwCj4gIAo+ICsvKgo+ICsgKiBFbmQgb2YgY29udmVudGlvbmFsIHJlc2V0IChQRVJT VCMgZGUtYXNzZXJ0ZWQpIHRvIGZpcnN0IGNvbmZpZ3VyYXRpb24KPiArICogcmVxdWVzdCAoZGV2 aWNlIGFibGUgdG8gcmVzcG9uZCB3aXRoIGEgIlJlcXVlc3QgUmV0cnkgU3RhdHVzIiBjb21wbGV0 aW9uKSwKPiArICogZnJvbSBQQ0kgRXhwcmVzcyBCYXNlIFNwZWNpZmljYXRpb24gcjYuMCwgc2Vj dGlvbiA2LjYuMS4KPiArICovCj4gKyNkZWZpbmUgUENJRV9UX1JSU19SRUFEWV9NUwkxMDAKPiAr Cj4gIC8qCj4gICAqIFBDSWUgcjYuMCwgc2VjIDUuMy4zLjIuMSA8UE1FIFN5bmNocm9uaXphdGlv bj4KPiAgICogUmVjb21tZW5kcyAxbXMgdG8gMTBtcyB0aW1lb3V0IHRvIGNoZWNrIEwyIHJlYWR5 Lgo+IC0tIAo+IDIuNDQuMAo+IAo+IAoKLS0gCuCuruCuo+Cuv+CuteCuo+CvjeCuo+CuqeCvjSDg rprgrqTgrr7grprgrr/grrXgrq7gr40KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1r ZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK