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Subject: Re: [PATCH v3 1/1] net: axienet: Move reset before DMA detection
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <168764701964.4822.15290219701986465008.git-patchwork-notify@kernel.org>
Date:   Sat, 24 Jun 2023 22:50:19 +0000
References: <20230622185131.113717-1-fido_max@inbox.ru>
In-Reply-To: <20230622185131.113717-1-fido_max@inbox.ru>
To:     Maxim Kochetkov <fido_max@inbox.ru>
Cc:     netdev@vger.kernel.org, robert.hancock@calian.com,
        radhey.shyam.pandey@amd.com, davem@davemloft.net,
        edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
        michal.simek@amd.com, andre.przywara@arm.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Precedence: bulk

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Thu, 22 Jun 2023 21:51:30 +0300 you wrote:
> DMA detection will fail if axienet was started before (by boot loader,
> boot ROM, etc). In this state axienet will not start properly.
> XAXIDMA_TX_CDESC_OFFSET + 4 register (MM2S_CURDESC_MSB) is used to detect
> 64 DMA capability here. But datasheet says: When DMACR.RS is 1
> (axienet is in enabled state), CURDESC_PTR becomes Read Only (RO) and
> is used to fetch the first descriptor. So iowrite32()/ioread32() trick
> to this register to detect DMA will not work.
> So move axienet reset before DMA detection.
> 
> [...]

Here is the summary with links:
  - [v3,1/1] net: axienet: Move reset before DMA detection
    https://git.kernel.org/netdev/net/c/f1bc9fc4a06d

You are awesome, thank you!
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