Re: [PATCH v2] ASoC: qcom: soundwire: Add support for controlling audio CGCR from HLOS

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On 5/21/2022 8:43 AM, Stephen Boyd wrote:
Thanks for your time Stephen!!!
Quoting Srinivasa Rao Mandadapu (2022-05-18 05:42:35)
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index da1ad7e..445e481 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -1333,6 +1337,10 @@ static int qcom_swrm_probe(struct platform_device *pdev)
         ctrl->bus.compute_params = &qcom_swrm_compute_params;
         ctrl->bus.clk_stop_timeout = 300;

+       ctrl->audio_cgcr = devm_reset_control_get_exclusive(dev, "swr_audio_cgcr");
+       if (IS_ERR(ctrl->audio_cgcr))
+               dev_err(dev, "Failed to get audio_cgcr reset required for soundwire-v1.6.0\n");
Why is there no return on error here? Is the reset optional?
Yes it's optional. For older platforms this is not required.

+
         ret = qcom_swrm_get_port_config(ctrl);
         if (ret)
                 goto err_clk;



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