linux-kernel - Re: [PATCH RFC 3/6] ASoC: soc: qcom: sc8280xp: add support for I2S clocks

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <87ce48a0-488e-428f-99ab-a203dcde5b0e@linaro.org>
Date: Tue, 7 Oct 2025 09:02:48 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Alexey Klimov <alexey.klimov@...aro.org>
Cc: Srinivas Kandagatla <srini@...nel.org>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, linux-sound@...r.kernel.org,
 linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
 devicetree@...r.kernel.org
Subject: Re: [PATCH RFC 3/6] ASoC: soc: qcom: sc8280xp: add support for I2S
 clocks

On 10/7/25 03:35, Alexey Klimov wrote:
> On Mon Oct 6, 2025 at 7:37 PM BST, Neil Armstrong wrote:
>> Add support for getting the I2S clocks used for the MI2S
>> interfaces, and enable/disable the clocks on the PCM
>> startup and shutdown card callbacks.
>>
>> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
>> ---
>>   sound/soc/qcom/sc8280xp.c | 104 +++++++++++++++++++++++++++++++++++++++++++++-
>>   1 file changed, 103 insertions(+), 1 deletion(-)
>>
>> diff --git a/sound/soc/qcom/sc8280xp.c b/sound/soc/qcom/sc8280xp.c
>> index 78e327bc2f07767b1032f09af7f45b947e7eb67a..ad4ee5c6fab8994f18de572842f3dab6f4f5397e 100644
>> --- a/sound/soc/qcom/sc8280xp.c
>> +++ b/sound/soc/qcom/sc8280xp.c
>> @@ -4,6 +4,8 @@
>>   #include <dt-bindings/sound/qcom,q6afe.h>
>>   #include <linux/module.h>
>>   #include <linux/platform_device.h>
>> +#include <linux/clk.h>
>> +#include <linux/of_clk.h>
> 
> ^^

I'll fix that

> 
> [..]
> 
>>   static const struct snd_soc_ops sc8280xp_be_ops = {
>> -	.startup = qcom_snd_sdw_startup,
>> +	.startup = sc8280xp_snd_startup,
>>   	.shutdown = sc8280xp_snd_shutdown,
>>   	.hw_params = sc8280xp_snd_hw_params,
>>   	.hw_free = sc8280xp_snd_hw_free,
>> @@ -162,6 +222,44 @@ static void sc8280xp_add_be_ops(struct snd_soc_card *card)
>>   	}
>>   }
>>   
>> +static const char * const i2s_bus_names[I2S_MAX_CLKS] = {
>> +	"primary",
>> +	"secondary",
>> +	"tertiary",
>> +	"quaternary",
>> +	"quinary",
>> +};
>> +
>> +static int sc8280xp_get_i2c_clocks(struct platform_device *pdev,
>> +				   struct sc8280xp_snd_data *data)
>> +{
> 
> Could you please confirm that this should be _i2c_ clocks?

Damn, typo, it should obviously be i2s

Neil

> 
> [..]
> 
> Best regards,
> Alexey