From a66887d2ba2f829cbbc23a64e19a0b757b79c39e Mon Sep 17 00:00:00 2001 From: =?utf8?q?Erik=20Andr=C3=A9n?= Date: Fri, 26 Jun 2009 04:35:37 -0300 Subject: [PATCH] V4L/DVB (12986): gspca - m5602-ov7660: Add hflip, vflip controls MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Erik Andrén Signed-off-by: Mauro Carvalho Chehab --- .../media/video/gspca/m5602/m5602_ov7660.c | 109 +++++++++++++++++- 1 file changed, 107 insertions(+), 2 deletions(-) diff --git a/drivers/media/video/gspca/m5602/m5602_ov7660.c b/drivers/media/video/gspca/m5602/m5602_ov7660.c index f7c050f2552a..9b5e10532796 100644 --- a/drivers/media/video/gspca/m5602/m5602_ov7660.c +++ b/drivers/media/video/gspca/m5602/m5602_ov7660.c @@ -32,6 +32,10 @@ static int ov7660_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val); static int ov7660_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val); static int ov7660_get_auto_exposure(struct gspca_dev *gspca_dev, __s32 *val); static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev, __s32 val); +static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val); +static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val); +static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val); +static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val); const static struct ctrl ov7660_ctrls[] = { #define GAIN_IDX 1 @@ -120,7 +124,36 @@ const static struct ctrl ov7660_ctrls[] = { }, .set = ov7660_set_auto_exposure, .get = ov7660_get_auto_exposure - } + }, +#define HFLIP_IDX 7 + { + { + .id = V4L2_CID_HFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "horizontal flip", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0 + }, + .set = ov7660_set_hflip, + .get = ov7660_get_hflip + }, +#define VFLIP_IDX 8 + { + { + .id = V4L2_CID_VFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "vertical flip", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0 + }, + .set = ov7660_set_vflip, + .get = ov7660_get_vflip + }, + }; static struct v4l2_pix_format ov7660_modes[] = { @@ -221,7 +254,7 @@ int ov7660_init(struct sd *sd) } else { data[0] = init2_ov7660[i][2]; err = m5602_write_sensor(sd, - init2_ov7660[i][1], data, 1); + init2_ov7660[i][1], data, 1); } } @@ -254,6 +287,16 @@ int ov7660_init(struct sd *sd) err = ov7660_set_red_gain(&sd->gspca_dev, sensor_settings[RED_BALANCE_IDX]); + if (err < 0) + return err; + + err = ov7660_set_hflip(&sd->gspca_dev, + sensor_settings[HFLIP_IDX]); + if (err < 0) + return err; + + err = ov7660_set_vflip(&sd->gspca_dev, + sensor_settings[VFLIP_IDX]); return err; } @@ -441,6 +484,68 @@ static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev, return m5602_write_sensor(sd, OV7660_COM8, &i2c_data, 1); } +static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + *val = sensor_settings[HFLIP_IDX]; + PDEBUG(D_V4L2, "Read horizontal flip %d", *val); + return 0; +} + +static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val) +{ + int err; + u8 i2c_data; + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + PDEBUG(D_V4L2, "Set horizontal flip to %d", val); + + sensor_settings[HFLIP_IDX] = val; + + i2c_data = ((val & 0x01) << 5) | + (sensor_settings[VFLIP_IDX] << 4); + + err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1); + + return err; +} + +static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + *val = sensor_settings[VFLIP_IDX]; + PDEBUG(D_V4L2, "Read vertical flip %d", *val); + + return 0; +} + +static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val) +{ + int err; + u8 i2c_data; + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + PDEBUG(D_V4L2, "Set vertical flip to %d", val); + sensor_settings[VFLIP_IDX] = val; + + i2c_data = ((val & 0x01) << 4) | (sensor_settings[VFLIP_IDX] << 5); + err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1); + if (err < 0) + return err; + + /* When vflip is toggled we need to readjust the bridge hsync/vsync */ + if (gspca_dev->streaming) + err = ov7660_start(sd); + + return err; +} + static void ov7660_dump_registers(struct sd *sd) { int address; -- 2.39.2