diff options
Diffstat (limited to 'drivers/media/i2c/ov7670.c')
| -rw-r--r-- | drivers/media/i2c/ov7670.c | 72 |
1 files changed, 22 insertions, 50 deletions
diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c index 2f55491ef5..172483597c 100644 --- a/drivers/media/i2c/ov7670.c +++ b/drivers/media/i2c/ov7670.c @@ -10,6 +10,7 @@ */ #include <linux/clk.h> #include <linux/init.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/slab.h> #include <linux/i2c.h> @@ -186,11 +187,6 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); #define REG_HAECC7 0xaa /* Hist AEC/AGC control 7 */ #define REG_BD60MAX 0xab /* 60hz banding step limit */ -enum ov7670_model { - MODEL_OV7670 = 0, - MODEL_OV7675, -}; - struct ov7670_win_size { int width; int height; @@ -217,9 +213,7 @@ struct ov7670_devtype { struct ov7670_format_struct; /* coming later */ struct ov7670_info { struct v4l2_subdev sd; -#if defined(CONFIG_MEDIA_CONTROLLER) struct media_pad pad; -#endif struct v4l2_ctrl_handler hdl; struct { /* gain cluster */ @@ -1108,9 +1102,7 @@ static int ov7670_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_format *format) { struct ov7670_info *info = to_state(sd); -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API struct v4l2_mbus_framefmt *mbus_fmt; -#endif int ret; if (format->pad) @@ -1120,11 +1112,9 @@ static int ov7670_set_fmt(struct v4l2_subdev *sd, ret = ov7670_try_fmt_internal(sd, &format->format, NULL, NULL); if (ret) return ret; -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API mbus_fmt = v4l2_subdev_get_try_format(sd, sd_state, format->pad); *mbus_fmt = format->format; -#endif return 0; } @@ -1148,18 +1138,12 @@ static int ov7670_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_format *format) { struct ov7670_info *info = to_state(sd); -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API struct v4l2_mbus_framefmt *mbus_fmt; -#endif if (format->which == V4L2_SUBDEV_FORMAT_TRY) { -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API mbus_fmt = v4l2_subdev_get_try_format(sd, sd_state, 0); format->format = *mbus_fmt; return 0; -#else - return -EINVAL; -#endif } else { format->format = info->format; } @@ -1720,7 +1704,6 @@ static void ov7670_get_default_format(struct v4l2_subdev *sd, format->field = V4L2_FIELD_NONE; } -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API static int ov7670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) { struct v4l2_mbus_framefmt *format = @@ -1730,7 +1713,6 @@ static int ov7670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) return 0; } -#endif /* ----------------------------------------------------------------------- */ @@ -1766,29 +1748,12 @@ static const struct v4l2_subdev_ops ov7670_ops = { .pad = &ov7670_pad_ops, }; -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API static const struct v4l2_subdev_internal_ops ov7670_subdev_internal_ops = { .open = ov7670_open, }; -#endif /* ----------------------------------------------------------------------- */ -static const struct ov7670_devtype ov7670_devdata[] = { - [MODEL_OV7670] = { - .win_sizes = ov7670_win_sizes, - .n_win_sizes = ARRAY_SIZE(ov7670_win_sizes), - .set_framerate = ov7670_set_framerate_legacy, - .get_framerate = ov7670_get_framerate_legacy, - }, - [MODEL_OV7675] = { - .win_sizes = ov7675_win_sizes, - .n_win_sizes = ARRAY_SIZE(ov7675_win_sizes), - .set_framerate = ov7675_set_framerate, - .get_framerate = ov7675_get_framerate, - }, -}; - static int ov7670_init_gpio(struct i2c_client *client, struct ov7670_info *info) { info->pwdn_gpio = devm_gpiod_get_optional(&client->dev, "powerdown", @@ -1849,7 +1814,6 @@ static int ov7670_parse_dt(struct device *dev, static int ov7670_probe(struct i2c_client *client) { - const struct i2c_device_id *id = i2c_client_get_device_id(client); struct v4l2_fract tpf; struct v4l2_subdev *sd; struct ov7670_info *info; @@ -1861,10 +1825,8 @@ static int ov7670_probe(struct i2c_client *client) sd = &info->sd; v4l2_i2c_subdev_init(sd, client, &ov7670_ops); -#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API sd->internal_ops = &ov7670_subdev_internal_ops; sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; -#endif info->clock_speed = 30; /* default: a guess */ @@ -1923,7 +1885,7 @@ static int ov7670_probe(struct i2c_client *client) v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - info->devtype = &ov7670_devdata[id->driver_data]; + info->devtype = i2c_get_match_data(client); info->fmt = &ov7670_formats[0]; info->wsize = &info->devtype->win_sizes[0]; @@ -1977,13 +1939,11 @@ static int ov7670_probe(struct i2c_client *client) V4L2_EXPOSURE_MANUAL, false); v4l2_ctrl_cluster(2, &info->saturation); -#if defined(CONFIG_MEDIA_CONTROLLER) info->pad.flags = MEDIA_PAD_FL_SOURCE; info->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; ret = media_entity_pads_init(&info->sd.entity, 1, &info->pad); if (ret < 0) goto hdl_free; -#endif v4l2_ctrl_handler_setup(&info->hdl); @@ -2013,25 +1973,37 @@ static void ov7670_remove(struct i2c_client *client) media_entity_cleanup(&info->sd.entity); } +static const struct ov7670_devtype ov7670_devdata = { + .win_sizes = ov7670_win_sizes, + .n_win_sizes = ARRAY_SIZE(ov7670_win_sizes), + .set_framerate = ov7670_set_framerate_legacy, + .get_framerate = ov7670_get_framerate_legacy, +}; + +static const struct ov7670_devtype ov7675_devdata = { + .win_sizes = ov7675_win_sizes, + .n_win_sizes = ARRAY_SIZE(ov7675_win_sizes), + .set_framerate = ov7675_set_framerate, + .get_framerate = ov7675_get_framerate, +}; + static const struct i2c_device_id ov7670_id[] = { - { "ov7670", MODEL_OV7670 }, - { "ov7675", MODEL_OV7675 }, - { } + { "ov7670", (kernel_ulong_t)&ov7670_devdata }, + { "ov7675", (kernel_ulong_t)&ov7675_devdata }, + { /* sentinel */ } }; MODULE_DEVICE_TABLE(i2c, ov7670_id); -#if IS_ENABLED(CONFIG_OF) static const struct of_device_id ov7670_of_match[] = { - { .compatible = "ovti,ov7670", }, - { /* sentinel */ }, + { .compatible = "ovti,ov7670", &ov7670_devdata }, + { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, ov7670_of_match); -#endif static struct i2c_driver ov7670_driver = { .driver = { .name = "ov7670", - .of_match_table = of_match_ptr(ov7670_of_match), + .of_match_table = ov7670_of_match, }, .probe = ov7670_probe, .remove = ov7670_remove, |