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dkim=none (message not signed) header.d=none;ti.com; dmarc=none action=none header.from=microchip.com; x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: bd89ba3c-1b60-44a3-c8c6-08d805f56193 x-ms-traffictypediagnostic: BY5PR11MB4482: x-microsoft-antispam-prvs: x-bypassexternaltag: True x-ms-oob-tlc-oobclassifiers: OLM:2733; x-forefront-prvs: 0421BF7135 x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: XbdZwXDb3eHfpSO9B/vEpi0G8gVD/DOBYkqHMNZf4YRdXeGDx3A2o2UoKV9ttbUhhvvSsQPld27de1NP7xQpU8qtaQitgpwFGVGALFlJ94IIbtwevE8SrvNDm6X0H5IA796+P1FMUuajtmf6WhPkCTqm9MvORsAiPBxfaW5gymYSGdBFKgajvrrdDmoY0mAt/djBDkm+81w3gNcPZZV76960o2/jO2zL+iDlt4i9dch5NcXukxMVVpNK0oQHxePTrixd4OonPqq1hb3mFAeq1bdA9V93X4/9xGc0BsF/H30dvkyYoxKZe2uvD+2u7tAVLG2JqYAmU8aLFNeDECI9F203BwR6KofBfvxDKTrrp5ZXR1qO1YsH0Ao4j9IdR+mt x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR11MB4419.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(376002)(366004)(396003)(346002)(136003)(39860400002)(66446008)(64756008)(66476007)(66556008)(66946007)(86362001)(6512007)(5660300002)(6486002)(9686003)(186003)(4326008)(14286002)(91956017)(316002)(478600001)(76116006)(54906003)(6916009)(4744005)(8676002)(83380400001)(8936002)(26005)(2906002)(6506007)(7416002)(71200400001)(53546011)(39026012);DIR:OUT;SFP:1101; x-ms-exchange-antispam-messagedata: IuzufmPLg+SpcFrz+fEnSeULdzrdatqDZifT2z7M2v/C1EvWbJjZGqeqk5pSA8DxCUU7m+6QE72IyoFj3K5pgC7JumajxcWz+AAPSEHAuvLnETr3woR4wskwo+CRm1bQ58L+PZmKpEG2p4aZUwlUU9y5natZ8g2P4KDnvkVQdf1PCp/lSvfqacqwbqXDeer7S4adNqYsi9iL3YLT9yFes0RI3NvbKe83PX7cKI3lcK1sOlyqVeR9nW4Z3MGGtgVaBchsVcCu5JrX6JL+ltbk1saXFrk+jpxa8FWrc0gjRwYGzmdZAGniEcsc80EHf+TMNjPa6FG6NB3lq+mET1vU6X0lAnQYFQGgkTY8vy7Wc2ffhA00nWM1o0OLXrAeRAM6oAwjmBwv7H2qmfbPmsUmvhNnr7SoCuHQlj0ULq7A4U7N0rrmu0L8c3YSr1PnB7c9Zmv2U/wnuVkEozXBbIrW7C74CphYNqunH62MScHRiQk= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: bd89ba3c-1b60-44a3-c8c6-08d805f56193 X-MS-Exchange-CrossTenant-originalarrivaltime: 01 Jun 2020 06:31:13.3817 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 4pcULYw/p0ZMld+wd8omsMRVWXyuORD8cPcp515hbCv5/qEESTQ9zLttAp/++ER6enwKG9N2tiDQKKsuJcxT3e9+J4C9sus9Z4lywxBR1f4= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR11MB4482 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday, June 1, 2020 8:47:22 AM EEST Vignesh Raghavendra wrote: > dma_request_chan_by_mask() can throw EPROBE_DEFER if DMA provider > is not yet probed. Currently driver just falls back to using PIO mode > (which is less efficient) in this case. Instead return probe deferral > error as is so that driver will be re probed once DMA provider is > available. >=20 > Signed-off-by: Vignesh Raghavendra > --- > .../mtd/spi-nor/controllers/cadence-quadspi.c | 18 +++++++++++++----- > 1 file changed, 13 insertions(+), 5 deletions(-) Reviewed-by: Tudor Ambarus