From: Kalle Valo <kvalo@codeaurora.org>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org
Subject: Re: [PATCH] ath11k: qmi: try to allocate a big block of DMA memory first
Date: Fri, 18 Dec 2020 09:03:24 +0000 (UTC) [thread overview]
Message-ID: <20201218090324.01B8DC433C6@smtp.codeaurora.org> (raw)
In-Reply-To: <1608127593-15192-1-git-send-email-kvalo@codeaurora.org>
Kalle Valo <kvalo@codeaurora.org> wrote:
> Not all firmware versions support allocating DMA memory in smaller blocks so
> first try to allocate big block of DMA memory for QMI. If the allocation fails,
> let firmware request multiple blocks of DMA memory with smaller size.
>
> This also fixes an unnecessary error message seen during ath11k probe on
> QCA6390:
>
> ath11k_pci 0000:06:00.0: Respond mem req failed, result: 1, err: 0
> ath11k_pci 0000:06:00.0: qmi failed to respond fw mem req:-22
>
> Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1
>
> Signed-off-by: Carl Huang <cjhuang@codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Patch applied to ath-current branch of ath.git, thanks.
f6f92968e1e5 ath11k: qmi: try to allocate a big block of DMA memory first
--
https://patchwork.kernel.org/project/linux-wireless/patch/1608127593-15192-1-git-send-email-kvalo@codeaurora.org/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
prev parent reply other threads:[~2020-12-18 9:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-16 14:06 [PATCH] ath11k: qmi: try to allocate a big block of DMA memory first Kalle Valo
2020-12-16 14:06 ` Kalle Valo
2020-12-18 9:03 ` Kalle Valo
2020-12-18 9:03 ` Kalle Valo [this message]
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