From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751681AbdIUKy2 (ORCPT ); Thu, 21 Sep 2017 06:54:28 -0400 Received: from fllnx210.ext.ti.com ([198.47.19.17]:23030 "EHLO fllnx210.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751605AbdIUKyZ (ORCPT ); Thu, 21 Sep 2017 06:54:25 -0400 Subject: Re: [PATCH RESEND 1/2] phy: phy-mtk-tphy: fix NULL point of chip bank To: Chunfeng Yun References: <5ddda7cc6940941b645564afff5afa496d7dbb68.1505989703.git.chunfeng.yun@mediatek.com> CC: Matthias Brugger , Ryder Lee , , , , From: Kishon Vijay Abraham I Message-ID: <02a5e183-444a-bc75-2a4e-1337c9e7872e@ti.com> Date: Thu, 21 Sep 2017 16:23:50 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 In-Reply-To: <5ddda7cc6940941b645564afff5afa496d7dbb68.1505989703.git.chunfeng.yun@mediatek.com> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 21 September 2017 04:01 PM, Chunfeng Yun wrote: > Chip bank of version-1 is initialized as NULL, but it's used > by pcie_phy_instance_power_on/off(), so assign it a right > address. merged. How was this not noticed before? Thanks Kishon > > Signed-off-by: Chunfeng Yun > --- > drivers/phy/mediatek/phy-mtk-tphy.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c > index e3baad7..721a2a1 100644 > --- a/drivers/phy/mediatek/phy-mtk-tphy.c > +++ b/drivers/phy/mediatek/phy-mtk-tphy.c > @@ -27,6 +27,7 @@ > /* banks shared by multiple phys */ > #define SSUSB_SIFSLV_V1_SPLLC 0x000 /* shared by u3 phys */ > #define SSUSB_SIFSLV_V1_U2FREQ 0x100 /* shared by u2 phys */ > +#define SSUSB_SIFSLV_V1_CHIP 0x300 /* shared by u3 phys */ > /* u2 phy bank */ > #define SSUSB_SIFSLV_V1_U2PHY_COM 0x000 > /* u3/pcie/sata phy banks */ > @@ -762,7 +763,7 @@ static void phy_v1_banks_init(struct mtk_tphy *tphy, > case PHY_TYPE_USB3: > case PHY_TYPE_PCIE: > u3_banks->spllc = tphy->sif_base + SSUSB_SIFSLV_V1_SPLLC; > - u3_banks->chip = NULL; > + u3_banks->chip = tphy->sif_base + SSUSB_SIFSLV_V1_CHIP; > u3_banks->phyd = instance->port_base + SSUSB_SIFSLV_V1_U3PHYD; > u3_banks->phya = instance->port_base + SSUSB_SIFSLV_V1_U3PHYA; > break; >