Linux PCI subsystem development
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From: Damien Le Moal <dlemoal@kernel.org>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: "Krzysztof Wilczyński" <kw@linux.com>,
	"Kishon Vijay Abraham I" <kishon@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Rob Herring" <robh@kernel.org>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Jingoo Han" <jingoohan1@gmail.com>,
	linux-pci@vger.kernel.org,
	"Rick Wertenbroek" <rick.wertenbroek@gmail.com>,
	"Niklas Cassel" <cassel@kernel.org>
Subject: Re: [PATCH v2] PCI: endpoint: Improve pci_epc_ops::align_addr() interface
Date: Thu, 17 Oct 2024 09:37:16 +0900	[thread overview]
Message-ID: <3d586e07-ac13-42cb-988b-eb24a48491f6@kernel.org> (raw)
In-Reply-To: <20241016165930.djlddcgx7uhrpowd@thinkpad>

On 10/17/24 01:59, Manivannan Sadhasivam wrote:
> On Tue, Oct 15, 2024 at 06:07:12PM +0900, Damien Le Moal wrote:
>> The PCI endpoint controller operation interface for the align_addr()
>> operation uses the phys_addr_t type for the PCI address argument and
>> return a value using this type. This is not ideal as PCI addresses are
>> bus addresses, not regular memory physical addresses. Replace the use of
>> phys_addr_t for this operation with the generic u64 type. To be
>> consistent with this change the Designware driver implementation of this
>> operation (function dw_pcie_ep_align_addr()) as well as the type of PCI
>> address fields of struct pci_epc_map are also changed.
>>
>> Fixes: e98c99e2ccad ("PCI: endpoint: Introduce pci_epc_mem_map()/unmap()")
>> Fixes: cb6b7158fdf5 ("PCI: dwc: endpoint: Implement the pci_epc_ops::align_addr() operation")
>> Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
> 
> I thought of applying it, but then decided to squash it with the offending
> patches.

Fine with me. Thanks !


-- 
Damien Le Moal
Western Digital Research

  reply	other threads:[~2024-10-17  0:37 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-15  9:07 [PATCH v2] PCI: endpoint: Improve pci_epc_ops::align_addr() interface Damien Le Moal
2024-10-15  9:20 ` Niklas Cassel
2024-10-16 16:30 ` Manivannan Sadhasivam
2024-10-16 16:59 ` Manivannan Sadhasivam
2024-10-17  0:37   ` Damien Le Moal [this message]
2024-10-17  0:46     ` Damien Le Moal
2024-11-02 11:09       ` Krzysztof Wilczyński

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