Re: [PATCH v3 2/3] ath11k: copy ce service configs to hw_params

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akolli@xxxxxxxxxxxxxx writes:

> On 2020-06-19 04:40, Julian Calaby wrote:
>>
>> On Thu, Jun 18, 2020 at 3:31 PM Anilkumar Kolli
>> <akolli@xxxxxxxxxxxxxx> wrote:
>>>
>>> @@ -950,6 +950,16 @@ static int ath11k_ahb_probe(struct
>>> platform_device *pdev)
>>>                 goto err_hal_srng_deinit;
>>>         }
>>>
>>> +       ret = ath11k_init_hw_params(ab);
>>> +       if (ret) {
>>> +               ath11k_err(ab, "failed to get hw params %d\n", ret);
>>> +               return ret;
>>> +       }
>>> +
>>> +       ab->hw_params.svc_to_ce_map_len =
>>> +
>>> ARRAY_SIZE(target_service_to_ce_map_wlan_ipq8074);
>>> +       ab->hw_params.svc_to_ce_map =
>>> target_service_to_ce_map_wlan_ipq8074;
>>
>> I think you misunderstood my point about this, the point wasn't to
>> copy the svc map to hw_params, but define it in hw_params:
>>
>> +       {
>> +               .hw_rev = ATH11K_HW_IPQ6018,
>> +               .name = "ipq6018 hw1.0",
>> +               .fw = {
>> +                       .dir = "IPQ6018/hw1.0",
>> +                       .board_size = 256 * 1024,
>> +                       .cal_size = 256 * 1024,
>> +               },
>> +               .max_radios = 2,
>> +               .bdf_addr = 0x4ABC0000,
>> +               .hw_ops = &ipq6018_ops,
>> +               .svc_to_ce_map_len =
>> ARRAY_SIZE(target_service_to_ce_map_wlan_ipq6018,
>> +               .svc_to_ce_map = target_service_to_ce_map_wlan_ipq6018,
>> +       },
>>
>> That completely eliminates special case code based on the hardware ID
>> in the driver.
>>
> The static array of structures target_service_to_ce_map_wlan_ipq6018[]
> is defined in ahb.c and hw_params are initialised in core.c, this will
> not work. no?

You could move the map arrays to hw.c, as an example see how
ath11k_hw_ring_mask_ipq8074 is implemented. That way we don't need any
new hw_rev checks.

-- 
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches



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