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Message-ID: <0b9f9c45-7e88-deda-46a6-8c7961878b83@redhat.com>
Date:   Thu, 23 Mar 2023 07:18:09 -0700
From:   Tom Rix <trix@...hat.com>
To:     Simon Horman <simon.horman@...igine.com>
Cc:     kvalo@...nel.org, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, nathan@...nel.org,
        ndesaulniers@...gle.com, ath10k@...ts.infradead.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH] ath10k: remove unused ath10k_get_ring_byte function


On 3/22/23 1:40 PM, Simon Horman wrote:
> On Wed, Mar 22, 2023 at 08:28:55AM -0400, Tom Rix wrote:
>> clang with W=1 reports
>> drivers/net/wireless/ath/ath10k/ce.c:88:1: error:
>>    unused function 'ath10k_get_ring_byte' [-Werror,-Wunused-function]
>> ath10k_get_ring_byte(unsigned int offset,
>> ^
>> This function is not used so remove it.
>>
>> Signed-off-by: Tom Rix <trix@...hat.com>
> Hi Tom,
>
> this looks good. But this patch applied, and with clang 11.0.2,
> make CC=clang W=1 tells me:
>
> drivers/net/wireless/ath/ath10k/ce.c:80:19: error: unused function 'shadow_dst_wr_ind_addr' [-Werror,-Wunused-function]
> static inline u32 shadow_dst_wr_ind_addr(struct ath10k *ar,
>                    ^
> drivers/net/wireless/ath/ath10k/ce.c:434:20: error: unused function 'ath10k_ce_error_intr_enable' [-Werror,-Wunused-function]
> static inline void ath10k_ce_error_intr_enable(struct ath10k *ar,
>                     ^
> Perhaps those functions should be removed too?

I believe these were removed with

c3ab8c9a296 ("wifi: ath10k: Remove the unused function 
shadow_dst_wr_ind_addr() and ath10k_ce_error_intr_enable()")

Tom

>
>> ---
>>   drivers/net/wireless/ath/ath10k/ce.c | 7 -------
>>   1 file changed, 7 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c
>> index b656cfc03648..c27b8204718a 100644
>> --- a/drivers/net/wireless/ath/ath10k/ce.c
>> +++ b/drivers/net/wireless/ath/ath10k/ce.c
>> @@ -84,13 +84,6 @@ ath10k_set_ring_byte(unsigned int offset,
>>   	return ((offset << addr_map->lsb) & addr_map->mask);
>>   }
>>   
>> -static inline unsigned int
>> -ath10k_get_ring_byte(unsigned int offset,
>> -		     struct ath10k_hw_ce_regs_addr_map *addr_map)
>> -{
>> -	return ((offset & addr_map->mask) >> (addr_map->lsb));
>> -}
>> -
>>   static inline u32 ath10k_ce_read32(struct ath10k *ar, u32 offset)
>>   {
>>   	struct ath10k_ce *ce = ath10k_ce_priv(ar);
>> -- 
>> 2.27.0
>>

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