linux-kernel - Re: [PATCH 2/4] interconnect: qcom: qcm2290: Fix mas_snoc

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Message-ID: <64d2d15a-f5f2-4bdc-8f43-a7e8dd108ace@linaro.org>
Date: Tue, 26 Mar 2024 22:32:22 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Stephan Gerhold <stephan@...hold.net>
Cc: Bjorn Andersson <andersson@...nel.org>, Georgi Djakov
 <djakov@...nel.org>, Shawn Guo <shawn.guo@...aro.org>,
 Marijn Suijten <marijn.suijten@...ainline.org>,
 linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] interconnect: qcom: qcm2290: Fix mas_snoc_bimc QoS
 port assignment

On 26.03.2024 9:16 PM, Stephan Gerhold wrote:
> On Tue, Mar 26, 2024 at 08:42:33PM +0100, Konrad Dybcio wrote:
>> The value was wrong, resulting in misprogramming of the hardware.
>> Fix it.
>>
>> Fixes: 1a14b1ac3935 ("interconnect: qcom: Add QCM2290 driver support")
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
>> ---
>>  drivers/interconnect/qcom/qcm2290.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/interconnect/qcom/qcm2290.c b/drivers/interconnect/qcom/qcm2290.c
>> index 96735800b13c..ba4cc08684d6 100644
>> --- a/drivers/interconnect/qcom/qcm2290.c
>> +++ b/drivers/interconnect/qcom/qcm2290.c
>> @@ -164,7 +164,7 @@ static struct qcom_icc_node mas_snoc_bimc = {
>>  	.name = "mas_snoc_bimc",
>>  	.buswidth = 16,
>>  	.qos.ap_owned = true,
>> -	.qos.qos_port = 2,
>> +	.qos.qos_port = 6,
>>  	.qos.qos_mode = NOC_QOS_MODE_BYPASS,
>>  	.mas_rpm_id = 164,
> 
> The mas_rpm_id is also wrong, I think it should be = 3. This looks
> wrongly copy pasted from BIMC_NRT. The qos_port on the other hand was
> copied from BIMC_RT. I wonder how that happened. :')

Looks like you're right ;) I'll submit it in a separate series, preferably
after this one..

Konrad