Commit 1d07b6f1 authored by Erik Andrén's avatar Erik Andrén Committed by Mauro Carvalho Chehab
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V4L/DVB (10030): m5602: Use read/modify/write when toggling vflip on the po1030 



Signed-off-by: default avatarErik Andrén <erik.andren@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 48223c88

drivers/media/video/gspca/m5602/m5602_po1030.c

+12 −4
Original line number Diff line number Diff line
@@ -184,12 +184,16 @@ int po1030_set_hflip(struct gspca_dev *gspca_dev, __s32 val) 
	int err;



	PDEBUG(D_V4L2, "Set hflip %d", val);

	err = m5602_read_sensor(sd, PO1030_REG_CONTROL2, &i2c_data, 1);

	if (err < 0)

		goto out;



	i2c_data = (val & 0x01) << 7;

	i2c_data = (0x7f & i2c_data) | ((val & 0x01) << 7);



	err = m5602_write_sensor(sd, PO1030_REG_CONTROL2,

				 &i2c_data, 1);



out:

	return err;

}
@@ -216,12 +220,16 @@ int po1030_set_vflip(struct gspca_dev *gspca_dev, __s32 val) 
	int err;



	PDEBUG(D_V4L2, "Set vflip %d", val);

	err = m5602_read_sensor(sd, PO1030_REG_CONTROL2, &i2c_data, 1);

	if (err < 0)

		goto out;



	i2c_data = (val & 0x01) << 6;

	i2c_data = (i2c_data & 0xbf) | ((val & 0x01) << 6);



	err = m5602_write_sensor(sd, PO1030_REG_CONTROL2,

				 &i2c_data, 1);



out:

	return err;

}