[RFC PATCH] phy: qcom: ipq4019-usb: Propagate reset operation failures

Konrad Dybcio konrad.dybcio at oss.qualcomm.com
Wed Oct 14 04:43:49 PDT 2026


On 10/14/26 4:51 AM, Pengpeng Hou wrote:
> Hi Konrad,
> 
> Your comments on the declaration layout and unchecked rollback return
> are valid. Rechecking the provider exposed a more fundamental limitation
> in the RFC's premise: the in-tree IPQ4019 DT uses GCC resets, and
> qcom_reset_set_assert() returns zero after the regmap operations.
> 
> I therefore do not have evidence that the hardware-failure case described
> in the RFC is reported through this provider. Generic reset API errors
> alone do not establish that case on this platform.
> 
> Please keep this RFC on hold. I will not respin it as a demonstrated
> IPQ4019 bug fix based only on the local return-value checks.

Please tune your agent better.

Konrad



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