From patchwork Thu Jan 10 15:34:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vitor Soares X-Patchwork-Id: 10756069 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 46B766C2 for ; Thu, 10 Jan 2019 15:35:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3414928FFD for ; Thu, 10 Jan 2019 15:35:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 254DA299B0; Thu, 10 Jan 2019 15:35:08 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id BDE6728FFD for ; Thu, 10 Jan 2019 15:35:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=iDokrOoFd3gwBl8foEuxVNe0mDVc37UFO2SqqurxL70=; b=Bnq 8gZQ5mRSkdE4By7TtSz/lAWUl+q6AOB4XyaVhhgSwyxPrB658BJtfhdMR4BqgIghgtDshXN+XacjH Xhtv9W5JAp7/Xah4JLL3RFxMv8NWA9a81D9ETzoAGONsnhar4r1HOf8a2WlT1OiaRRhgI3zb7XjU0 cqZpFmTQL5CuUKSJfAM1qG3lMEXD8FyClFW0Uxupj7WhB+Q7TUxTUxJfGf29Dz58wh6smwFtGITBT youwMe2d0/QwenS3YaGjcwBbrGDbJbjqKOeDNa/Y5SeUphgx/Q5xL7MMzsF/riHledCHuSKZ2eB6w h3nioe9skOnRPeE6blo8ddosjAXssOQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1ghcMM-0001gr-T9; Thu, 10 Jan 2019 15:35:06 +0000 Received: from smtprelay2.synopsys.com ([198.182.60.111] helo=smtprelay.synopsys.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1ghcMK-000191-PO for linux-i3c@lists.infradead.org; Thu, 10 Jan 2019 15:35:06 +0000 Received: from mailhost.synopsys.com (mailhost1.synopsys.com [10.12.238.239]) by smtprelay.synopsys.com (Postfix) with ESMTP id E385510C125F; Thu, 10 Jan 2019 07:35:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1547134502; bh=8is7arKEt+v6y/W0hvvhRP7Az7DBj/LBbvlYfK7M9KQ=; h=From:To:Cc:Subject:Date:From; b=ldpz9rKEPkQutaTcVzvhoAWXTsI8Jw/jnFcg9yKa2GiYr6aIKQiviAYQzX4KzclDQ gs5e/sgAmyO0xiFDraoD1XhD/68CsHxa+gTS9HIhtT08SBHAw8v1YtBcLEKRuiWtgS 9hfv78syZICvSuE6C1fJDTBCVmEE5wkcqGJb1LkRNTVQvlsnH5z/tXObO1CtRnEWNR HutVz1PRUOKHVChI0W+ORDFa0CUY3rLhlaCAoyuasR82JeMEADoFgpNDr41pYx8Rqn ltt0BETrL97tr+FVy/VYLmWxkOtyFA7wHfDg8PyKuULeFA5TOrKJK0fL/bo4Cv6xXJ MLlgaSn58U6jA== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 0E8D157C0; Thu, 10 Jan 2019 07:35:01 -0800 (PST) From: Vitor Soares To: linux-i3c@lists.infradead.org Subject: [PATCH v2] i3c: master: dw-i3c-master: fix i3c_attach/reattach Date: Thu, 10 Jan 2019 16:34:59 +0100 Message-Id: <0314b6939b1aad59a972e7c3109d01e76b24dc35.1547133644.git.vitor.soares@synopsys.com> X-Mailer: git-send-email 2.7.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190110_073504_836297_E82AF3E4 X-CRM114-Status: UNSURE ( 9.77 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-i3c@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux I3C List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: joao.pinto@synopsys.com, Vitor Soares , bbrezillon@kernel.org MIME-Version: 1.0 Sender: "linux-i3c" Errors-To: linux-i3c-bounces+linux-i3c=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This patch fix i3c_attach/reattach functions. During the i3c_attach the driver *ignores* the static address used for SETDASA CCC command. During the i3c_reattach the driver doesn't update master->addrs[data->index] with new address if old_dyn_addr = 0. Fixes: 1dd728f5d4d4 ("i3c: master: Add driver for Synopsys DesignWare IP") Signed-off-by: Vitor Soares --- Change in V2: -Coding style fix -Edit commit message with Boris sugestion -Add Fixes tag drivers/i3c/master/dw-i3c-master.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c index b532e2c..f8c00b9 100644 --- a/drivers/i3c/master/dw-i3c-master.c +++ b/drivers/i3c/master/dw-i3c-master.c @@ -901,9 +901,6 @@ static int dw_i3c_master_reattach_i3c_dev(struct i3c_dev_desc *dev, master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); - if (!old_dyn_addr) - return 0; - master->addrs[data->index] = dev->info.dyn_addr; return 0; @@ -925,11 +922,11 @@ static int dw_i3c_master_attach_i3c_dev(struct i3c_dev_desc *dev) return -ENOMEM; data->index = pos; - master->addrs[pos] = dev->info.dyn_addr; + master->addrs[pos] = dev->info.dyn_addr ? : dev->info.static_addr; master->free_pos &= ~BIT(pos); i3c_dev_set_master_data(dev, data); - writel(DEV_ADDR_TABLE_DYNAMIC_ADDR(dev->info.dyn_addr), + writel(DEV_ADDR_TABLE_DYNAMIC_ADDR(master->addrs[pos]), master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index));