From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751970Ab3ILK0E (ORCPT ); Thu, 12 Sep 2013 06:26:04 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:13938 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751044Ab3ILK0A (ORCPT ); Thu, 12 Sep 2013 06:26:00 -0400 X-AuditID: cbfee68d-b7fe86d0000077a5-5a-523196b69167 From: Jingoo Han To: "'Kishon Vijay Abraham I'" , "'Pratyush Anand'" Cc: "'Bjorn Helgaas'" , linux-pci@vger.kernel.org, linux-samsung-soc@vger.kernel.org, "'Kukjin Kim'" , "'Mohit KUMAR DCG'" , "'Arnd Bergmann'" , "'Sean Cross'" , "'Thierry Reding'" , "'SRIKANTH TUMKUR SHIVANAND'" , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, "'Jingoo Han'" References: <002801ce8376$a807dbf0$f81793d0$@samsung.com> <51ED49D6.9050209@ti.com> <000701ce8741$fe47deb0$fad79c10$@samsung.com> <51EE22DF.6090902@ti.com> <001301ce8772$522dfc50$f689f4f0$@samsung.com> <5231607C.10702@ti.com> <003501ceaf87$cda45db0$68ed1910$%han@samsung.com> <20130912093018.GA2124@pratyush-vbox> <52318CCC.4040604@ti.com> In-reply-to: <52318CCC.4040604@ti.com> Subject: Re: [PATCH V3] pci: exynos: split into two parts such as Synopsys part and Exynos part Date: Thu, 12 Sep 2013 19:25:59 +0900 Message-id: <000701ceafa2$792d7cb0$6b887610$%han@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Office Outlook 12.0 Thread-index: Ac6vnJpfAh61gdBCSsqRPVzYB7LbnwABbHuA Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprGKsWRmVeSWpSXmKPExsVy+t8zI91t0wyDDH7/0rD4O+kYu8WSpgyL l4c0LeYfOcdqcXnhJVaL3gVX2SwuPO1hs7i8aw6bxdl5x9ksZpzfx2SxceovRov2S8oWP3fN Y7FoPPqA1aL1yQNGB36P378mMXrsnHWX3WPBplKP7wvns3v0bVnF6PH0x15mj+M3tjN5fN4k F8ARxWWTkpqTWZZapG+XwJXx5/dq1oJJnBX39i9naWBcyt7FyMkhIWAiMX3RYVYIW0ziwr31 bF2MXBxCAssYJVZsa2SGKbrw8BBUYjqjxNYrm5khnF+MEi8b5jOBVLEJqEl8+XIYbKyIQITE ywuL2UGKmAWOMEvsffCGFaLjNpPE7tlLwOZyAnXMPHUYrFtYIFFi7usPYHEWAVWJpu2zgBo4 OHgFbCWevgcr4RUQlPgx+R4LiM0soCWxfudxJghbXmLzmrfMIOUSAuoSj/7qQtxgJHGu8RUj RImIxL4X7xhBTpAQ2MMhseLIRVaIVQIS3yYfYoHolZXYdADqY0mJgytusExglJiFZPMsJJtn Idk8C8mKBYwsqxhFUwuSC4qT0osM9YoTc4tL89L1kvNzNzFC0kTvDsbbB6wPMSYDrZ/ILCWa nA9MM3kl8YbGZkYWpiamxkbmlmakCSuJ86q1WAcKCaQnlqRmp6YWpBbFF5XmpBYfYmTi4JRq YDQ0KnBm5lSKuKD26NY0zQpulsk/c7Yc+FaicoPx6u2Lp5IzCln2iOX15l5u4QhY5G/eYxr4 jq/Am3OjfGLqu38f9YzO7T6qdTFl8lbW2Ikm4V8/HF7TFXU1Zpqn9ZFC7/KdM8VV9n08aMSk LzHF3GuClR7/Lbv7hqrrbtwTtDUWj8s8K7ForRJLcUaioRZzUXEiANANUeApAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrMKsWRmVeSWpSXmKPExsVy+t9jQd1t0wyDDBpnKFv8nXSM3WJJU4bF y0OaFvOPnGO1uLzwEqtF74KrbBYXnvawWVzeNYfN4uy842wWM87vY7LYOPUXo0X7JWWLn7vm sVg0Hn3AatH65AGjA7/H71+TGD12zrrL7rFgU6nH94Xz2T36tqxi9Hj6Yy+zx/Eb25k8Pm+S C+CIamC0yUhNTEktUkjNS85PycxLt1XyDo53jjc1MzDUNbS0MFdSyEvMTbVVcvEJ0HXLzAE6 XUmhLDGnFCgUkFhcrKRvh2lCaIibrgVMY4Sub0gQXI+RARpIWMeY8ef3ataCSZwV9/YvZ2lg XMrexcjJISFgInHh4SE2CFtM4sK99UA2F4eQwHRGia1XNjNDOL8YJV42zGcCqWITUJP48uUw WLeIQITEywuL2UGKmAWOMEvsffCGFaLjNpPE7tlLmEGqOIE6Zp46DNYtLJAoMff1B7A4i4Cq RNP2WUANHBy8ArYST9+DlfAKCEr8mHyPBcRmFtCSWL/zOBOELS+xec1bZpByCQF1iUd/dSFu MJI41/iKEaJERGLfi3eMExiFZiGZNAvJpFlIJs1C0rKAkWUVo2hqQXJBcVJ6rqFecWJucWle ul5yfu4mRnASeia1g3Flg8UhRgEORiUe3o5ZBkFCrIllxZW5hxglOJiVRHg/TzQMEuJNSays Si3Kjy8qzUktPsSYDPTnRGYp0eR8YILMK4k3NDYxM7I0MrMwMjE3J01YSZz3QKt1oJBAemJJ anZqakFqEcwWJg5OqQbGaTwRlRO4FmlKT2Wu/3ztHs+DLnnZ4mzv98tyNj3N9c/Kvnzf4h1L WnuKbqeodvZU5W2bGZ+v5JB9NnmLXrfxo6Sj2aWH956ZcPmmVYPa8Zmv2q2CNPtj7O3fJ/z6 Wr0iYo318bQDM2VubE39e13rXpl+yr0P8/bZJB/6qNvqu+nGjPO7N39gUGIpzkg01GIuKk4E AHUqY/+GAwAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday, September 12, 2013 6:44 PM, Kishon Vijay Abraham I wrote: > On Thursday 12 September 2013 03:00 PM, Pratyush Anand wrote: > > > > From this conversation, It seems that you > > have tested this driver and it works fine without inbound translation > > function. I am sure that you would have tested a PCIe card with DMA > > capability such as PCIe2USB or PCIe2Ethernet. Since it worked, it > > means that by default your controller is supporting one to one mapping > > in case of inbound transaction even when address translation is enabled. > > btw, I'm testing Ethernet controller: Realtek Semiconductor Co., Ltd. > RTL8111/8168B PCI Express Gigabit Ethernet controller. > > when I do ifconfig eth0 up, I get *r8169 0000:01:00.0 eth0: link up.* > But I dont receive any packets and ping also fails and the tx and rx packet > count is also 0. Could it be related to inbound translation? > Hi Kishon, I have tested Ethernet controller: Intel Corporation 82574L PCI Express Gigabit Ethernet controller. Without inbound translation, it works properly with both legacy interrupt mode and MSI mode. Best regards, Jingoo Han