TW2804_REG_CHROMA_GAIN 175 drivers/media/i2c/tw2804.c ctrl->val = read_reg(client, TW2804_REG_CHROMA_GAIN, 0); TW2804_REG_CHROMA_GAIN 220 drivers/media/i2c/tw2804.c return write_reg(client, TW2804_REG_CHROMA_GAIN, ctrl->val, 0);