diff options
Diffstat (limited to 'drivers/media/i2c/adv7170.c')
| -rw-r--r-- | drivers/media/i2c/adv7170.c | 85 |
1 files changed, 42 insertions, 43 deletions
diff --git a/drivers/media/i2c/adv7170.c b/drivers/media/i2c/adv7170.c index 04bb29720aaf..ef8682b980b4 100644 --- a/drivers/media/i2c/adv7170.c +++ b/drivers/media/i2c/adv7170.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * adv7170 - adv7170, adv7171 video encoder driver version 0.0.1 * @@ -12,27 +13,13 @@ * * Changes by Ronald Bultje <rbultje@ronald.bitfreak.net> * - moved over to linux>=2.4.x i2c protocol (1/1/2003) - * - * 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. */ #include <linux/module.h> #include <linux/types.h> #include <linux/slab.h> #include <linux/ioctl.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <linux/i2c.h> #include <linux/videodev2.h> #include <media/v4l2-device.h> @@ -63,9 +50,9 @@ static inline struct adv7170 *to_adv7170(struct v4l2_subdev *sd) static char *inputs[] = { "pass_through", "play_back" }; -static enum v4l2_mbus_pixelcode adv7170_codes[] = { - V4L2_MBUS_FMT_UYVY8_2X8, - V4L2_MBUS_FMT_UYVY8_1X16, +static u32 adv7170_codes[] = { + MEDIA_BUS_FMT_UYVY8_2X8, + MEDIA_BUS_FMT_UYVY8_1X16, }; /* ----------------------------------------------------------------------- */ @@ -262,25 +249,31 @@ static int adv7170_s_routing(struct v4l2_subdev *sd, return 0; } -static int adv7170_enum_fmt(struct v4l2_subdev *sd, unsigned int index, - enum v4l2_mbus_pixelcode *code) +static int adv7170_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_mbus_code_enum *code) { - if (index >= ARRAY_SIZE(adv7170_codes)) + if (code->pad || code->index >= ARRAY_SIZE(adv7170_codes)) return -EINVAL; - *code = adv7170_codes[index]; + code->code = adv7170_codes[code->index]; return 0; } -static int adv7170_g_fmt(struct v4l2_subdev *sd, - struct v4l2_mbus_framefmt *mf) +static int adv7170_get_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_format *format) { + struct v4l2_mbus_framefmt *mf = &format->format; u8 val = adv7170_read(sd, 0x7); + if (format->pad) + return -EINVAL; + if ((val & 0x40) == (1 << 6)) - mf->code = V4L2_MBUS_FMT_UYVY8_1X16; + mf->code = MEDIA_BUS_FMT_UYVY8_1X16; else - mf->code = V4L2_MBUS_FMT_UYVY8_2X8; + mf->code = MEDIA_BUS_FMT_UYVY8_2X8; mf->colorspace = V4L2_COLORSPACE_SMPTE170M; mf->width = 0; @@ -290,18 +283,22 @@ static int adv7170_g_fmt(struct v4l2_subdev *sd, return 0; } -static int adv7170_s_fmt(struct v4l2_subdev *sd, - struct v4l2_mbus_framefmt *mf) +static int adv7170_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_format *format) { + struct v4l2_mbus_framefmt *mf = &format->format; u8 val = adv7170_read(sd, 0x7); - int ret; + + if (format->pad) + return -EINVAL; switch (mf->code) { - case V4L2_MBUS_FMT_UYVY8_2X8: + case MEDIA_BUS_FMT_UYVY8_2X8: val &= ~0x40; break; - case V4L2_MBUS_FMT_UYVY8_1X16: + case MEDIA_BUS_FMT_UYVY8_1X16: val |= 0x40; break; @@ -311,9 +308,10 @@ static int adv7170_s_fmt(struct v4l2_subdev *sd, return -EINVAL; } - ret = adv7170_write(sd, 0x7, val); + if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE) + return adv7170_write(sd, 0x7, val); - return ret; + return 0; } /* ----------------------------------------------------------------------- */ @@ -321,19 +319,22 @@ static int adv7170_s_fmt(struct v4l2_subdev *sd, static const struct v4l2_subdev_video_ops adv7170_video_ops = { .s_std_output = adv7170_s_std_output, .s_routing = adv7170_s_routing, - .s_mbus_fmt = adv7170_s_fmt, - .g_mbus_fmt = adv7170_g_fmt, - .enum_mbus_fmt = adv7170_enum_fmt, +}; + +static const struct v4l2_subdev_pad_ops adv7170_pad_ops = { + .enum_mbus_code = adv7170_enum_mbus_code, + .get_fmt = adv7170_get_fmt, + .set_fmt = adv7170_set_fmt, }; static const struct v4l2_subdev_ops adv7170_ops = { .video = &adv7170_video_ops, + .pad = &adv7170_pad_ops, }; /* ----------------------------------------------------------------------- */ -static int adv7170_probe(struct i2c_client *client, - const struct i2c_device_id *id) +static int adv7170_probe(struct i2c_client *client) { struct adv7170 *encoder; struct v4l2_subdev *sd; @@ -366,26 +367,24 @@ static int adv7170_probe(struct i2c_client *client, return 0; } -static int adv7170_remove(struct i2c_client *client) +static void adv7170_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - return 0; } /* ----------------------------------------------------------------------- */ static const struct i2c_device_id adv7170_id[] = { - { "adv7170", 0 }, - { "adv7171", 0 }, + { "adv7170" }, + { "adv7171" }, { } }; MODULE_DEVICE_TABLE(i2c, adv7170_id); static struct i2c_driver adv7170_driver = { .driver = { - .owner = THIS_MODULE, .name = "adv7170", }, .probe = adv7170_probe, |