424 	struct clk *xvclk;  member
928 		if (!og01a1b->xvclk) {  in og01a1b_check_hwcfg()
933 		mclk = clk_get_rate(og01a1b->xvclk);  in og01a1b_check_hwcfg()
1010 	ret = clk_prepare_enable(og01a1b->xvclk);  in og01a1b_power_on()
1018 	else if (og01a1b->xvclk)  in og01a1b_power_on()
1042 	if (og01a1b->xvclk)  in og01a1b_power_off()
1045 	clk_disable_unprepare(og01a1b->xvclk);  in og01a1b_power_off()
1084 	og01a1b->xvclk = devm_clk_get_optional(&client->dev, NULL);  in og01a1b_probe()
1085 	if (IS_ERR(og01a1b->xvclk)) {  in og01a1b_probe()
1086 		ret = PTR_ERR(og01a1b->xvclk);  in og01a1b_probe()
1087 		dev_err(&client->dev, "failed to get xvclk clock: %d\n", ret);  in og01a1b_probe()