From: Wen Gong <wgong@codeaurora.org>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: ath10k@lists.infradead.org, linux-wireless@vger.kernel.org
Subject: Re: [PATCH v6 2/3] ath10k: change max RX bundle size from 8 to 32 for sdio
Date: Thu, 24 Oct 2019 17:47:05 +0800 [thread overview]
Message-ID: <200eef83925da532e49565bcf4f9ffc1@codeaurora.org> (raw)
In-Reply-To: <87mudqsd6d.fsf@kamboji.qca.qualcomm.com>
On 2019-10-24 17:30, Kalle Valo wrote:
> Wen Gong <wgong@codeaurora.org> writes:
>
>> The max bundle size support by firmware is 32, change it from 8 to 32
>> will help performance. This results in significant performance
>> improvement on RX path.
>>
>> Tested with QCA6174 SDIO with firmware
>> WLAN.RMH.4.4.1-00017-QCARMSWPZ-1
>>
>> Signed-off-by: Wen Gong <wgong@codeaurora.org>
>
> [...]
>
>> --- a/drivers/net/wireless/ath/ath10k/sdio.c
>> +++ b/drivers/net/wireless/ath/ath10k/sdio.c
>> @@ -24,7 +24,7 @@
>> #include "trace.h"
>> #include "sdio.h"
>>
>> -#define ATH10K_SDIO_VSG_BUF_SIZE (32 * 1024)
>> +#define ATH10K_SDIO_VSG_BUF_SIZE (64 * 1024)
>
> Is allocating 64 kb with kmalloc() reliable, especially on smaller
> systems? I hope it is, but checking if someone else knows better. We
> only do this only once in probe(), though.
rx packet is more than 1500 bytes for performance test, so for 32
packets, 32*1024 is not enough.
yes, it is allocated only one time for probe.
next prev parent reply other threads:[~2019-10-24 9:47 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-25 9:10 [PATCH v6 0/3] ath10k: improve throughout of RX of sdio Wen Gong
2019-09-25 9:10 ` [PATCH v6 1/3] ath10k: enable RX bundle receive for sdio Wen Gong
2019-10-24 8:29 ` Kalle Valo
2019-11-25 11:49 ` Kalle Valo
2019-09-25 9:10 ` [PATCH v6 2/3] ath10k: change max RX bundle size from 8 to 32 " Wen Gong
2019-10-24 9:25 ` Kalle Valo
2019-10-24 9:40 ` Wen Gong
2019-10-24 10:14 ` Kalle Valo
2019-10-24 9:30 ` Kalle Valo
2019-10-24 9:47 ` Wen Gong [this message]
2019-10-24 10:05 ` Kalle Valo
2019-10-24 10:48 ` Wen Gong
2019-10-31 9:09 ` Kalle Valo
2019-11-01 7:41 ` Wen Gong
2019-09-25 9:10 ` [PATCH v6 3/3] ath10k: add workqueue for RX path of sdio Wen Gong
2019-10-24 8:14 ` Kalle Valo
2019-10-31 9:08 ` Kalle Valo
2019-11-01 7:42 ` Wen Gong
2019-11-11 10:47 ` Wen Gong
2019-11-11 12:23 ` Kalle Valo
2019-11-13 3:37 ` Wen Gong
2019-11-22 10:02 ` Kalle Valo
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