diff options
Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-camera.c')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-camera.c | 49 |
1 files changed, 24 insertions, 25 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-camera.c b/drivers/media/usb/em28xx/em28xx-camera.c index ae87dd3e671f..3c2694a16ed1 100644 --- a/drivers/media/usb/em28xx/em28xx-camera.c +++ b/drivers/media/usb/em28xx/em28xx-camera.c @@ -1,23 +1,19 @@ -/* - em28xx-camera.c - driver for Empia EM25xx/27xx/28xx USB video capture devices - - Copyright (C) 2009 Mauro Carvalho Chehab <mchehab@infradead.org> - Copyright (C) 2013 Frank Schäfer <fschaefer.oss@googlemail.com> - - 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; either version 2 of the License, or - (at your option) any later version. - - 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. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ +// SPDX-License-Identifier: GPL-2.0+ +// +// em28xx-camera.c - driver for Empia EM25xx/27xx/28xx USB video capture devices +// +// Copyright (C) 2009 Mauro Carvalho Chehab <mchehab@infradead.org> +// Copyright (C) 2013 Frank Schäfer <fschaefer.oss@googlemail.com> +// +// 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; either version 2 of the License, or +// (at your option) any later version. +// +// 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 "em28xx.h" @@ -49,7 +45,7 @@ static int em28xx_initialize_mt9m111(struct em28xx *dev) { 0x0d, 0x00, 0x01, }, /* reset and use defaults */ { 0x0d, 0x00, 0x00, }, { 0x0a, 0x00, 0x21, }, - { 0x21, 0x04, 0x00, }, /* full readout speed, no row/col skipping */ + { 0x21, 0x04, 0x00, }, /* full readout spd, no row/col skip */ }; for (i = 0; i < ARRAY_SIZE(regs); i++) @@ -157,7 +153,8 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev) break; default: dev_info(&dev->intf->dev, - "unknown Micron sensor detected: 0x%04x\n", id); + "unknown Micron sensor detected: 0x%04x\n", + id); return 0; } @@ -186,8 +183,10 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev) struct i2c_client *client = &dev->i2c_client[dev->def_i2c_bus]; dev->em28xx_sensor = EM28XX_NOSENSOR; - /* NOTE: these devices have the register auto incrementation disabled - * by default, so we have to use single byte reads ! */ + /* + * NOTE: these devices have the register auto incrementation disabled + * by default, so we have to use single byte reads ! + */ for (i = 0; omnivision_sensor_addrs[i] != I2C_CLIENT_END; i++) { client->addr = omnivision_sensor_addrs[i]; /* Read manufacturer ID from registers 0x1c-0x1d (BE) */ @@ -397,7 +396,7 @@ int em28xx_init_camera(struct em28xx *dev) subdev = v4l2_i2c_new_subdev_board(&v4l2->v4l2_dev, adap, &ov2640_info, NULL); - if (subdev == NULL) + if (!subdev) return -ENODEV; format.format.code = MEDIA_BUS_FMT_YUYV8_2X8; |