From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Alexandru Gagniuc <mr.nuke.me@gmail.com>,
andersson@kernel.org, mathieu.poirier@linaro.org,
linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
p.zabel@pengutronix.de,
Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com>,
Govind Singh <govinds@codeaurora.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/2] remoteproc: qcom_q6v5_wcss: drop redundant wcss_q6_bcr_reset
Date: Wed, 3 Dec 2025 13:09:38 +0100 [thread overview]
Message-ID: <c743b023-21ac-4e59-97d3-982c1467c8cc@oss.qualcomm.com> (raw)
In-Reply-To: <20251202162626.1135615-2-mr.nuke.me@gmail.com>
On 12/2/25 5:26 PM, Alexandru Gagniuc wrote:
> The wcss_q6_bcr_reset used on QCS404, and wcss_q6_reset used on IPQ
> are the same. "BCR reset" is redundant, and likely a mistake. Use the
> documented "wcss_q6_reset" instead. Drop ".wcss_q6_reset_required"
> from the descriptor, since all targets now need it.
>
> Fixes: 0af65b9b915e ("remoteproc: qcom: wcss: Add non pas wcss Q6 support for QCS404")
>
> Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
> ---
[...]
> - wcss->wcss_q6_bcr_reset = devm_reset_control_get_exclusive(dev, "wcss_q6_bcr_reset");
> - if (IS_ERR(wcss->wcss_q6_bcr_reset)) {
> - dev_err(wcss->dev, "unable to acquire wcss_q6_bcr_reset\n");
> - return PTR_ERR(wcss->wcss_q6_bcr_reset);
> + wcss->wcss_q6_reset = devm_reset_control_get_exclusive(dev, "wcss_q6_reset");
> + if (IS_ERR(wcss->wcss_q6_reset)) {
This changes the bindings expectations
*however*
it actually fixes the driver to consume the intended ones (qcom,q6v5.txt)
(not even yaml!!!) which houses the description of the qcs404 wcss lists
wcss_q6_reset and *not* "wcss_q6_bcr_reset"
Please add a paragraph mentioning this in the commit message and add my
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
next prev parent reply other threads:[~2025-12-03 12:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-02 16:26 [PATCH v2 1/2] remoteproc: qcom_q6v5_wcss: fix parsing of qcom,halt-regs Alexandru Gagniuc
2025-12-02 16:26 ` [PATCH v2 2/2] remoteproc: qcom_q6v5_wcss: drop redundant wcss_q6_bcr_reset Alexandru Gagniuc
2025-12-03 12:09 ` Konrad Dybcio [this message]
2025-12-03 11:24 ` [PATCH v2 1/2] remoteproc: qcom_q6v5_wcss: fix parsing of qcom,halt-regs Konrad Dybcio
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