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Date: Mon, 29 Jun 2015 21:21:32 +0530
From: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
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Subject: Re: [PATCH V2 09/10] ath10k: Add support for code swap
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To: Kalle Valo <kvalo@qca.qualcomm.com>
Cc: linux-wireless@vger.kernel.org, ath10k@lists.infradead.org

On Monday 29 June 2015 04:51 PM, Kalle Valo wrote:
> Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com> writes:
>
>> Code swap is a mechanism to use host memory to store
>> some fw binary code segment. Ath10k host driver allocates
>> and loads the code swap binary into the host memory and
>> configures the target with the host allocated memory
>> information at the address taken from code swap binary.
>> This patch adds code swap support for firmware binary.
>> Code swap binary for firmware bin is available in
>> ATH10K_FW_IE_FW_CODE_SWAP_IMAGE.
>>
>> Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
>
> [...]
>
>> +static struct ath10k_swap_code_seg_info *
>> +ath10k_swap_code_seg_alloc(struct ath10k *ar, size_t swap_bin_len)
>> +{
>> +	struct ath10k_swap_code_seg_info *seg_info;
>> +	void *virt_addr;
>> +	dma_addr_t paddr;
>> +
>> +	swap_bin_len = roundup(swap_bin_len, 2);
>> +	if (swap_bin_len > ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX) {
>> +		ath10k_err(ar, "refusing code swap bin because it is too big %zd > %d\n",
>> +			   swap_bin_len, ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX);
>
> kbuild found a bug here, I fixed it with the patch below. Please review:
>
> --- a/drivers/net/wireless/ath/ath10k/swap.c
> +++ b/drivers/net/wireless/ath/ath10k/swap.c
> @@ -106,7 +106,7 @@ ath10k_swap_code_seg_alloc(struct ath10k *ar, size_t swap_bin_len)
>
>          swap_bin_len = roundup(swap_bin_len, 2);
>          if (swap_bin_len > ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX) {
> -               ath10k_err(ar, "refusing code swap bin because it is too big %zd > %d\n",
> +               ath10k_err(ar, "refusing code swap bin because it is too big %zu > %d\n",
>                             swap_bin_len, ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX);
>                  return NULL;
>          }

Looks good. Thanks.


Vasanth


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