diff options
Diffstat (limited to 'drivers/spi')
44 files changed, 51 insertions, 246 deletions
diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c index a5adf0d868fc..ea160f117f88 100644 --- a/drivers/spi/spi-altera.c +++ b/drivers/spi/spi-altera.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Altera SPI driver * @@ -7,10 +8,6 @@ * Copyright (c) 2006 Ben Dooks * Copyright (c) 2006 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/drivers/spi/spi-armada-3700.c b/drivers/spi/spi-armada-3700.c index 7dcb14d303eb..032888344822 100644 --- a/drivers/spi/spi-armada-3700.c +++ b/drivers/spi/spi-armada-3700.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Marvell Armada-3700 SPI controller driver * @@ -5,10 +6,6 @@ * * Author: Wilson Ding <dingwei@marvell.com> * Author: Romain Perier <romain.perier@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c index 847f354ebef1..032a615e4ccd 100644 --- a/drivers/spi/spi-ath79.c +++ b/drivers/spi/spi-ath79.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SPI controller driver for the Atheros AR71XX/AR724X/AR913X SoCs * @@ -5,11 +6,6 @@ * * This driver has been based on the spi-gpio.c: * Copyright (C) 2006,2008 David Brownell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 4954f0ab1606..f00b367523cd 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Atmel AT32 and AT91 SPI Controllers * * Copyright (C) 2006 Atmel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c index 584bcb018a62..902bdbfedea8 100644 --- a/drivers/spi/spi-bcm-qspi.c +++ b/drivers/spi/spi-bcm-qspi.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Broadcom BRCMSTB, NSP, NS2, Cygnus SPI Controllers * * Copyright 2016 Broadcom - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation (the "GPL"). - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 (GPLv2) for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 (GPLv2) along with this source code. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-bcm-qspi.h b/drivers/spi/spi-bcm-qspi.h index 7abfc75a3860..01aec6460108 100644 --- a/drivers/spi/spi-bcm-qspi.h +++ b/drivers/spi/spi-bcm-qspi.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2016 Broadcom - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation (the "GPL"). - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 (GPLv2) for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 (GPLv2) along with this source code. */ #ifndef __SPI_BCM_QSPI_H__ diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index dad566bfe372..d84e22dd6f9f 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -406,7 +406,7 @@ int spi_bitbang_start(struct spi_bitbang *bitbang) if (ret) spi_master_put(master); - return 0; + return ret; } EXPORT_SYMBOL_GPL(spi_bitbang_start); diff --git a/drivers/spi/spi-brcmstb-qspi.c b/drivers/spi/spi-brcmstb-qspi.c index c7df92e7cf6f..75e9b76dab1e 100644 --- a/drivers/spi/spi-brcmstb-qspi.c +++ b/drivers/spi/spi-brcmstb-qspi.c @@ -1,17 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2016 Broadcom - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation (the "GPL"). - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 (GPLv2) for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 (GPLv2) along with this source code. */ #include <linux/device.h> diff --git a/drivers/spi/spi-dln2.c b/drivers/spi/spi-dln2.c index b62a99caacc0..75b33d7d14b0 100644 --- a/drivers/spi/spi-dln2.c +++ b/drivers/spi/spi-dln2.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for the Diolan DLN-2 USB-SPI adapter * * Copyright (c) 2014 Intel Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation, version 2. */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c index 3db905f5f345..2663bb12d9ce 100644 --- a/drivers/spi/spi-dw-mid.c +++ b/drivers/spi/spi-dw-mid.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Special handling for DW core on Intel MID platform * * Copyright (c) 2009, 2014 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/dma-mapping.h> diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c index de952b17bc10..18c06568805e 100644 --- a/drivers/spi/spi-dw-mmio.c +++ b/drivers/spi/spi-dw-mmio.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Memory-mapped interface driver for DW SPI Core * * Copyright (c) 2010, Octasic semiconductor. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c index ef7db75c92c1..9651679ee7f7 100644 --- a/drivers/spi/spi-dw-pci.c +++ b/drivers/spi/spi-dw-pci.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PCI interface driver for DW SPI Core * * Copyright (c) 2009, 2014 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/interrupt.h> diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index ac81025f86ab..9a49e073e8b7 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Designware SPI core controller driver (refer pxa2xx_spi.c) * * Copyright (c) 2009, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/dma-mapping.h> diff --git a/drivers/spi/spi-efm32.c b/drivers/spi/spi-efm32.c index 065fe8744989..eb1f2142a335 100644 --- a/drivers/spi/spi-efm32.c +++ b/drivers/spi/spi-efm32.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012-2013 Uwe Kleine-Koenig for Pengutronix - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/kernel.h> #include <linux/io.h> diff --git a/drivers/spi/spi-ep93xx.c b/drivers/spi/spi-ep93xx.c index 81889389280b..4034e3ec0ba2 100644 --- a/drivers/spi/spi-ep93xx.c +++ b/drivers/spi/spi-ep93xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Cirrus Logic EP93xx SPI controller. * @@ -10,10 +11,6 @@ * For more information about the SPI controller see documentation on Cirrus * Logic web site: * http://www.cirrus.com/en/pubs/manual/EP93xx_Users_Guide_UM1.pdf - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/drivers/spi/spi-falcon.c b/drivers/spi/spi-falcon.c index f8638e82e5db..00f46c816a56 100644 --- a/drivers/spi/spi-falcon.c +++ b/drivers/spi/spi-falcon.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 Thomas Langer <thomas.langer@lantiq.com> */ diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 4c71df93a6f6..1d9b33aa1a3b 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -428,7 +428,6 @@ static int fsl_spi_do_one_msg(struct spi_master *master, } m->status = status; - spi_finalize_current_message(master); if (status || !cs_change) { ndelay(nsecs); @@ -436,6 +435,7 @@ static int fsl_spi_do_one_msg(struct spi_master *master, } fsl_spi_setup_transfer(spi, NULL); + spi_finalize_current_message(master); return 0; } diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c index e6eb979f1b8a..439b01e4a2c8 100644 --- a/drivers/spi/spi-img-spfi.c +++ b/drivers/spi/spi-img-spfi.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IMG SPFI controller driver * * Copyright (C) 2007,2008,2013 Imagination Technologies Ltd. * Copyright (C) 2014 Google, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-lantiq-ssc.c b/drivers/spi/spi-lantiq-ssc.c index d5976615d924..8f01858c0ae6 100644 --- a/drivers/spi/spi-lantiq-ssc.c +++ b/drivers/spi/spi-lantiq-ssc.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011-2015 Daniel Schwierzeck <daniel.schwierzeck@gmail.com> * Copyright (C) 2016 Hauke Mehrtens <hauke@hauke-m.de> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-meson-spifc.c b/drivers/spi/spi-meson-spifc.c index 616566e793c6..ea4b1bf0fa16 100644 --- a/drivers/spi/spi-meson-spifc.c +++ b/drivers/spi/spi-meson-spifc.c @@ -1,14 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Amlogic Meson SPI flash controller (SPIFC) * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-mpc52xx.c b/drivers/spi/spi-mpc52xx.c index 0e55784a3ad9..ef2f24420460 100644 --- a/drivers/spi/spi-mpc52xx.c +++ b/drivers/spi/spi-mpc52xx.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MPC52xx SPI bus driver. * * Copyright (C) 2008 Secret Lab Technologies Ltd. * - * This file is released under the GPLv2 - * * This is the driver for the MPC5200's dedicated SPI controller. * * Note: this driver does not support the MPC5200 PSC in SPI mode. For diff --git a/drivers/spi/spi-nuc900.c b/drivers/spi/spi-nuc900.c index f51a058e7678..37e2034ad4d5 100644 --- a/drivers/spi/spi-nuc900.c +++ b/drivers/spi/spi-nuc900.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2009 Nuvoton technology. * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/drivers/spi/spi-oc-tiny.c b/drivers/spi/spi-oc-tiny.c index 085f580be7ec..bbc4ba66571f 100644 --- a/drivers/spi/spi-oc-tiny.c +++ b/drivers/spi/spi-oc-tiny.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OpenCores tiny SPI master driver * @@ -9,10 +10,6 @@ * Copyright (c) 2006 Ben Dooks * Copyright (c) 2006 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/drivers/spi/spi-orion.c b/drivers/spi/spi-orion.c index 25ea4a9e0dbc..6643ccdc2508 100644 --- a/drivers/spi/spi-orion.c +++ b/drivers/spi/spi-orion.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Marvell Orion SPI controller driver * * Author: Shadi Ammouri <shadi@marvell.com> * Copyright (C) 2007-2008 Marvell Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/drivers/spi/spi-pic32-sqi.c b/drivers/spi/spi-pic32-sqi.c index 1ae9af5f17ec..b635526ad414 100644 --- a/drivers/spi/spi-pic32-sqi.c +++ b/drivers/spi/spi-pic32-sqi.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PIC32 Quad SPI controller driver. * * Purna Chandra Mandal <purna.mandal@microchip.com> * Copyright (c) 2016, Microchip Technology Inc. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-pic32.c b/drivers/spi/spi-pic32.c index d9f374c8b709..10cebeaa1e6b 100644 --- a/drivers/spi/spi-pic32.c +++ b/drivers/spi/spi-pic32.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Microchip PIC32 SPI controller driver. * * Purna Chandra Mandal <purna.mandal@microchip.com> * Copyright (c) 2016, Microchip Technology Inc. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-ppc4xx.c b/drivers/spi/spi-ppc4xx.c index 967d94844b30..0ea2d9a369d9 100644 --- a/drivers/spi/spi-ppc4xx.c +++ b/drivers/spi/spi-ppc4xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SPI_PPC4XX SPI controller driver. * @@ -10,10 +11,6 @@ * Copyright (c) 2006 Ben Dooks * Copyright (c) 2006 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ /* diff --git a/drivers/spi/spi-pxa2xx-dma.c b/drivers/spi/spi-pxa2xx-dma.c index e5c26c1779ab..37567bc7a523 100644 --- a/drivers/spi/spi-pxa2xx-dma.c +++ b/drivers/spi/spi-pxa2xx-dma.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PXA2xx SPI DMA engine support. * * Copyright (C) 2013, Intel Corporation * Author: Mika Westerberg <mika.westerberg@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/device.h> diff --git a/drivers/spi/spi-pxa2xx.h b/drivers/spi/spi-pxa2xx.h index aba777b4502d..1400472bc986 100644 --- a/drivers/spi/spi-pxa2xx.h +++ b/drivers/spi/spi-pxa2xx.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2005 Stephen Street / StreetFire Sound Labs * Copyright (C) 2013, Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef SPI_PXA2XX_H diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index 974a8ce58b68..f22dbb4b87a5 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2014, The Linux foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License rev 2 and - * only rev 2 as published by the free Software foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or fITNESS fOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-rb4xx.c b/drivers/spi/spi-rb4xx.c index fbbf9a188247..51f03d977ad6 100644 --- a/drivers/spi/spi-rb4xx.c +++ b/drivers/spi/spi-rb4xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SPI controller driver for the Mikrotik RB4xx boards * @@ -6,11 +7,6 @@ * * This file was based on the patches for Linux 2.6.27.39 published by * MikroTik for their RouterBoard 4xx series devices. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index cdb613d38062..9b91188a85f9 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -1,16 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd * Author: Addy Ke <addy.ke@rock-chips.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * */ #include <linux/clk.h> diff --git a/drivers/spi/spi-s3c24xx-fiq.S b/drivers/spi/spi-s3c24xx-fiq.S index 059f2dc1fda2..e95d6282109e 100644 --- a/drivers/spi/spi-s3c24xx-fiq.S +++ b/drivers/spi/spi-s3c24xx-fiq.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* linux/drivers/spi/spi_s3c24xx_fiq.S * * Copyright 2009 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> * * S3C24XX SPI - FIQ pseudo-DMA transfer code - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/drivers/spi/spi-s3c24xx-fiq.h b/drivers/spi/spi-s3c24xx-fiq.h index a5950bb25b51..7786b0ea56ec 100644 --- a/drivers/spi/spi-s3c24xx-fiq.h +++ b/drivers/spi/spi-s3c24xx-fiq.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* linux/drivers/spi/spi_s3c24xx_fiq.h * * Copyright 2009 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> * * S3C24XX SPI - FIQ pseudo-DMA transfer support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* We have R8 through R13 to play with */ diff --git a/drivers/spi/spi-s3c24xx.c b/drivers/spi/spi-s3c24xx.c index 4e7d1bfed7e6..48d8dff05a3a 100644 --- a/drivers/spi/spi-s3c24xx.c +++ b/drivers/spi/spi-s3c24xx.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2006 Ben Dooks * Copyright 2006-2009 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/spinlock.h> diff --git a/drivers/spi/spi-sh-sci.c b/drivers/spi/spi-sh-sci.c index 393701cfca3c..8f30531e1418 100644 --- a/drivers/spi/spi-sh-sci.c +++ b/drivers/spi/spi-sh-sci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SH SCI SPI interface * @@ -6,11 +7,6 @@ * Based on S3C24XX GPIO based SPI driver, which is: * Copyright (c) 2006 Ben Dooks * Copyright (c) 2006 Simtec Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-st-ssc4.c b/drivers/spi/spi-st-ssc4.c index a4e43fc19ece..840a6bf81336 100644 --- a/drivers/spi/spi-st-ssc4.c +++ b/drivers/spi/spi-st-ssc4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2014 STMicroelectronics Limited * @@ -6,9 +7,6 @@ * Lee Jones <lee.jones@linaro.org> * * SPI master mode controller driver, used in STMicroelectronics devices. - * - * May be copied or modified under the terms of the GNU General Public - * License Version 2.0 only. See linux/COPYING for more information. */ #include <linux/clk.h> diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c index b9fb6493cd6b..6ca600702470 100644 --- a/drivers/spi/spi-ti-qspi.c +++ b/drivers/spi/spi-ti-qspi.c @@ -1,16 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI QSPI driver * * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com * Author: Sourav Poddar <sourav.poddar@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GPLv2. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/kernel.h> diff --git a/drivers/spi/spi-tle62x0.c b/drivers/spi/spi-tle62x0.c index c6ae775289e5..60dc69a39ace 100644 --- a/drivers/spi/spi-tle62x0.c +++ b/drivers/spi/spi-tle62x0.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support Infineon TLE62x0 driver chips * * Copyright (c) 2007 Simtec Electronics * Ben Dooks, <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/device.h> diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c index 8a5966963834..f88cbb94ce12 100644 --- a/drivers/spi/spi-topcliff-pch.c +++ b/drivers/spi/spi-topcliff-pch.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SPI bus driver for the Topcliff PCH used by Intel SoCs * * Copyright (C) 2011 LAPIS Semiconductor Co., Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/delay.h> diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c index 63fedc49ae9c..d5f9d5fbb3e8 100644 --- a/drivers/spi/spi-xilinx.c +++ b/drivers/spi/spi-xilinx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xilinx SPI controller driver (master mode only) * @@ -8,9 +9,6 @@ * Copyright (c) 2009 Intel Corporation * 2002-2007 (c) MontaVista Software, Inc. - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/spi/spi-xlp.c b/drivers/spi/spi-xlp.c index 74a01b09a8a5..1dc479fab98c 100644 --- a/drivers/spi/spi-xlp.c +++ b/drivers/spi/spi-xlp.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2003-2015 Broadcom Corporation * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 (GPL v2) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/acpi.h> #include <linux/clk.h> diff --git a/drivers/spi/spi-xtensa-xtfpga.c b/drivers/spi/spi-xtensa-xtfpga.c index 8ce04f829a80..86516eb1e143 100644 --- a/drivers/spi/spi-xtensa-xtfpga.c +++ b/drivers/spi/spi-xtensa-xtfpga.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xtensa xtfpga SPI controller driver * * Copyright (c) 2014 Cadence Design Systems Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 5e75944ad5d1..5e4654032bfa 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1181,10 +1181,10 @@ out: if (msg->status && ctlr->handle_err) ctlr->handle_err(ctlr, msg); - spi_finalize_current_message(ctlr); - spi_res_release(ctlr, msg); + spi_finalize_current_message(ctlr); + return ret; } @@ -1307,10 +1307,15 @@ static void __spi_pump_messages(struct spi_controller *ctlr, bool in_kthread) ret = ctlr->prepare_transfer_hardware(ctlr); if (ret) { dev_err(&ctlr->dev, - "failed to prepare transfer hardware\n"); + "failed to prepare transfer hardware: %d\n", + ret); if (ctlr->auto_runtime_pm) pm_runtime_put(ctlr->dev.parent); + + ctlr->cur_msg->status = ret; + spi_finalize_current_message(ctlr); + mutex_unlock(&ctlr->io_mutex); return; } |