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From: Bjorn Helgaas <helgaas@kernel.org>
To: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: lpieralisi@kernel.org, kw@linux.com, mani@kernel.org,
	kishon@kernel.org, bhelgaas@google.com, Frank.Li@nxp.com,
	linux-pci@vger.kernel.org
Subject: Re: [PATCH RESEND] PCI: endpoint: functions/pci-epf-test: Fix dma_chan direction
Date: Tue, 21 Feb 2023 14:08:13 -0600	[thread overview]
Message-ID: <20230221200813.GA3722066@bhelgaas> (raw)
In-Reply-To: <20230221101706.3530869-1-yoshihiro.shimoda.uh@renesas.com>

On Tue, Feb 21, 2023 at 07:17:06PM +0900, Yoshihiro Shimoda wrote:
> In the pci_epf_test_init_dma_chan(), epf_test->dma_chan_rx
> is assigned from dma_request_channel() with DMA_DEV_TO_MEM as
> filter.dma_mask. However, in the pci_epf_test_data_transfer(),
> if the dir is DMA_DEV_TO_MEM, it should use epf->dma_chan_rx,
> but it used epf_test->dma_chan_tx. So, fix it. Otherwise,
> results of pcitest with enabled DMA will be NG on eDMA
> environment.

"NG"?

  reply	other threads:[~2023-02-21 20:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-21 10:17 [PATCH RESEND] PCI: endpoint: functions/pci-epf-test: Fix dma_chan direction Yoshihiro Shimoda
2023-02-21 20:08 ` Bjorn Helgaas [this message]
2023-02-22  0:49   ` Yoshihiro Shimoda
2023-02-22 19:53     ` Bjorn Helgaas

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