linux-kernel - Re: [PATCH v2 3/9] soc: qcom: rpmpd: Modify corner defining macros

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Message-ID: <0a3a6d819078cad74468c018efea586e@codeaurora.org>
Date:   Wed, 27 Mar 2019 18:58:22 +0530
From:   Sibi Sankar <sibis@...eaurora.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>
Cc:     bjorn.andersson@...aro.org, robh+dt@...nel.org,
        andy.gross@...aro.org, david.brown@...aro.org,
        mark.rutland@....com, linux-kernel@...r.kernel.org,
        linux-arm-msm-owner@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel-owner@...r.kernel.org
Subject: Re: [PATCH v2 3/9] soc: qcom: rpmpd: Modify corner defining macros

On 2019-03-25 09:37, Rajendra Nayak wrote:
> On 3/24/2019 11:20 PM, Sibi Sankar wrote:
>> From: Bjorn Andersson <bjorn.andersson@...aro.org>
>> 
>> QCS404 uses individual resource type magic for each power-domain, so
>> adjust the macros slightly to make them reusable for this.
>> 
>> [sibi: Extend rpmpd corner pair to a generic rpmpd pair]
> 
> This needs to be right above your SoB I think.

will re-order them in v3

> 
>> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
>> Signed-off-by: Sibi Sankar <sibis@...eaurora.org>
>> ---
>>   drivers/soc/qcom/rpmpd.c | 39 
>> +++++++++++++++++----------------------
>>   1 file changed, 17 insertions(+), 22 deletions(-)
>> 
>> diff --git a/drivers/soc/qcom/rpmpd.c b/drivers/soc/qcom/rpmpd.c
>> index 71fdfafad2ea..17cd59d1ac3b 100644
>> --- a/drivers/soc/qcom/rpmpd.c
>> +++ b/drivers/soc/qcom/rpmpd.c
>> @@ -17,8 +17,8 @@
>>   #define domain_to_rpmpd(domain) container_of(domain, struct rpmpd, 
>> pd)
>>     /* Resource types */
>> -#define RPMPD_SMPA 0x61706d73
>> -#define RPMPD_LDOA 0x616f646c
>> +#define RPMPD_SMPA 0x61706d73 /* smpa */
>> +#define RPMPD_LDOA 0x616f646c /* ldoa */
>>     /* Operation Keys */
>>   #define KEY_CORNER		0x6e726f63 /* corn */
>> @@ -27,46 +27,41 @@
>>     #define MAX_RPMPD_STATE		6
>>   -#define DEFINE_RPMPD_CORNER_SMPA(_platform, _name, _active, 
>> r_id)		\
>> +#define DEFINE_RPMPD_PAIR(_platform, _name, _active, r_type, r_key,	\
>> +			  r_id)						\
>>   	static struct rpmpd _platform##_##_active;			\
>>   	static struct rpmpd _platform##_##_name = {			\
>>   		.pd = {	.name = #_name,	},				\
>>   		.peer = &_platform##_##_active,				\
>> -		.res_type = RPMPD_SMPA,					\
>> +		.res_type = RPMPD_##r_type,				\
>>   		.res_id = r_id,						\
>> -		.key = KEY_CORNER,					\
>> +		.key = KEY_##r_key,					\
>>   	};								\
>>   	static struct rpmpd _platform##_##_active = {			\
>>   		.pd = { .name = #_active, },				\
>>   		.peer = &_platform##_##_name,				\
>>   		.active_only = true,					\
>> -		.res_type = RPMPD_SMPA,					\
>> +		.res_type = RPMPD_##r_type,				\
>>   		.res_id = r_id,						\
>> -		.key = KEY_CORNER,					\
>> +		.key = KEY_##r_key,					\
>>   	}
>>   -#define DEFINE_RPMPD_CORNER_LDOA(_platform, _name, r_id)			\
>> +#define DEFINE_RPMPD_CORNER(_platform, _name, r_type, r_id)		\
>>   	static struct rpmpd _platform##_##_name = {			\
>>   		.pd = { .name = #_name, },				\
>> -		.res_type = RPMPD_LDOA,					\
>> +		.res_type = RPMPD_##r_type,				\
>>   		.res_id = r_id,						\
>>   		.key = KEY_CORNER,					\
>>   	}
>>   -#define DEFINE_RPMPD_VFC(_platform, _name, r_id, r_type)		\
>> +#define DEFINE_RPMPD_VFC(_platform, _name, r_type, r_id)		\
>>   	static struct rpmpd _platform##_##_name = {			\
>>   		.pd = { .name = #_name, },				\
>> -		.res_type = r_type,					\
>> +		.res_type = RPMPD_##r_type,				\
>>   		.res_id = r_id,						\
>>   		.key = KEY_FLOOR_CORNER,				\
>>   	}
>>   -#define DEFINE_RPMPD_VFC_SMPA(_platform, _name, r_id)			\
>> -	DEFINE_RPMPD_VFC(_platform, _name, r_id, RPMPD_SMPA)
>> -
>> -#define DEFINE_RPMPD_VFC_LDOA(_platform, _name, r_id)			\
>> -	DEFINE_RPMPD_VFC(_platform, _name, r_id, RPMPD_LDOA)
>> -
>>   struct rpmpd_req {
>>   	__le32 key;
>>   	__le32 nbytes;
>> @@ -96,12 +91,12 @@ struct rpmpd_desc {
>>   static DEFINE_MUTEX(rpmpd_lock);
>>     /* msm8996 RPM Power domains */
>> -DEFINE_RPMPD_CORNER_SMPA(msm8996, vddcx, vddcx_ao, 1);
>> -DEFINE_RPMPD_CORNER_SMPA(msm8996, vddmx, vddmx_ao, 2);
>> -DEFINE_RPMPD_CORNER_LDOA(msm8996, vddsscx, 26);
>> +DEFINE_RPMPD_PAIR(msm8996, vddcx, vddcx_ao, SMPA, CORNER, 1);
>> +DEFINE_RPMPD_PAIR(msm8996, vddmx, vddmx_ao, SMPA, CORNER, 2);
>> +DEFINE_RPMPD_CORNER(msm8996, vddsscx, LDOA, 26);
>>   -DEFINE_RPMPD_VFC_SMPA(msm8996, vddcx_vfc, 1);
>> -DEFINE_RPMPD_VFC_LDOA(msm8996, vddsscx_vfc, 26);
>> +DEFINE_RPMPD_VFC(msm8996, vddcx_vfc, SMPA, 1);
>> +DEFINE_RPMPD_VFC(msm8996, vddsscx_vfc, LDOA, 26);
>>     static struct rpmpd *msm8996_rpmpds[] = {
>>   	[MSM8996_VDDCX] =	&msm8996_vddcx,
>> 

-- 
-- Sibi Sankar --
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project.