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SubjectRe: [PATCH 1/2] hwmon: (k10temp) Move the CCD limit info inside k10temp_data structure
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On 11/23/2021 3:40 PM, Guenter Roeck wrote:
> On 11/23/21 1:16 PM, Babu Moger wrote:
>> It seems appropriate to move the CCD specific information inside the
>> k10temp_data structure.
>>
>
> Why ? I don't see it used outside k10temp_get_ccd_support().

Thought it will be cleaner to have it all together at one structure. If
you feel otherwise I can remove it.
Thanks
Babu

>
> Guenter
>
>> Signed-off-by: Babu Moger <babu.moger@amd.com>
>> ---
>> Note: Generated the patch on top of hwmon-next.
>>
>>   drivers/hwmon/k10temp.c |   17 +++++++++++------
>>   1 file changed, 11 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
>> index 880990fa4795..bd436b380a02 100644
>> --- a/drivers/hwmon/k10temp.c
>> +++ b/drivers/hwmon/k10temp.c
>> @@ -85,6 +85,7 @@ struct k10temp_data {
>>       u32 show_temp;
>>       bool is_zen;
>>       u32 ccd_offset;
>> +    u32 ccd_limit;
>>   };
>>   #define TCTL_BIT    0
>> @@ -357,12 +358,12 @@ static const struct hwmon_chip_info
>> k10temp_chip_info = {
>>   };
>>   static void k10temp_get_ccd_support(struct pci_dev *pdev,
>> -                    struct k10temp_data *data, int limit)
>> +                    struct k10temp_data *data)
>>   {
>>       u32 regval;
>>       int i;
>> -    for (i = 0; i < limit; i++) {
>> +    for (i = 0; i < data->ccd_limit; i++) {
>>           amd_smn_read(amd_pci_dev_to_node_id(pdev),
>>                    ZEN_CCD_TEMP(data->ccd_offset, i), &regval);
>>           if (regval & ZEN_CCD_TEMP_VALID)
>> @@ -411,14 +412,16 @@ static int k10temp_probe(struct pci_dev *pdev,
>> const struct pci_device_id *id)
>>           case 0x11:    /* Zen APU */
>>           case 0x18:    /* Zen+ APU */
>>               data->ccd_offset = 0x154;
>> -            k10temp_get_ccd_support(pdev, data, 4);
>> +            data->ccd_limit = 4;
>> +            k10temp_get_ccd_support(pdev, data);
>>               break;
>>           case 0x31:    /* Zen2 Threadripper */
>>           case 0x60:    /* Renoir */
>>           case 0x68:    /* Lucienne */
>>           case 0x71:    /* Zen2 */
>>               data->ccd_offset = 0x154;
>> -            k10temp_get_ccd_support(pdev, data, 8);
>> +            data->ccd_limit = 8;
>> +            k10temp_get_ccd_support(pdev, data);
>>               break;
>>           }
>>       } else if (boot_cpu_data.x86 == 0x19) {
>> @@ -431,13 +434,15 @@ static int k10temp_probe(struct pci_dev *pdev,
>> const struct pci_device_id *id)
>>           case 0x21:        /* Zen3 Ryzen Desktop */
>>           case 0x50 ... 0x5f:    /* Green Sardine */
>>               data->ccd_offset = 0x154;
>> -            k10temp_get_ccd_support(pdev, data, 8);
>> +            data->ccd_limit = 8;
>> +            k10temp_get_ccd_support(pdev, data);
>>               break;
>>           case 0x10 ... 0x1f:
>>           case 0x40 ... 0x4f:    /* Yellow Carp */
>>           case 0xa0 ... 0xaf:
>>               data->ccd_offset = 0x300;
>> -            k10temp_get_ccd_support(pdev, data, 8);
>> +            data->ccd_limit = 8;
>> +            k10temp_get_ccd_support(pdev, data);
>>               break;
>>           }
>>       } else {
>>
>>
>

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