From: gregory.clement@bootlin.com (Gregory CLEMENT)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 2/6] PCI: aardvark: Fix logic in advk_pcie_valid_device()
Date: Thu, 29 Mar 2018 16:12:28 +0200 [thread overview]
Message-ID: <87605ft1gz.fsf@bootlin.com> (raw)
In-Reply-To: <20180329083946.25970-3-thomas.petazzoni@bootlin.com> (Thomas Petazzoni's message of "Thu, 29 Mar 2018 10:39:42 +0200")
Hi Thomas,
On jeu., mars 29 2018, Thomas Petazzoni <thomas.petazzoni@bootlin.com> wrote:
> From: Victor Gu <xigu@marvell.com>
>
> The PCI configuration space read/write functions were special casing
causing?
else I don't get it
> the situation where PCI_SLOT(devfn) != 0, and returned
> PCIBIOS_DEVICE_NOT_FOUND in this case.
>
> However, while this is what is intended for the root bus, it is not
> intended for the child busses, as it prevents discovering devices with
buses
> PCI_SLOT(x) != 0. Therefore, we return PCIBIOS_DEVICE_NOT_FOUND only
> if we're on the root bus.
>
Gregory
--
Gregory Clement, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
http://bootlin.com
next prev parent reply other threads:[~2018-03-29 14:12 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-29 8:39 [PATCH v4 0/6] PCI: aardvark: misc fixes and improvements Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
2018-03-29 8:39 ` [PATCH v4 1/6] PCI: aardvark: Introduce an advk_pcie_valid_device() helper Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
2018-04-04 11:28 ` Lorenzo Pieralisi
2018-04-04 11:28 ` Lorenzo Pieralisi
2018-04-06 9:21 ` Thomas Petazzoni
2018-04-06 9:21 ` Thomas Petazzoni
2018-04-06 13:33 ` Bjorn Helgaas
2018-04-06 13:33 ` Bjorn Helgaas
2018-03-29 8:39 ` [PATCH v4 2/6] PCI: aardvark: Fix logic in advk_pcie_valid_device() Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
2018-03-29 14:12 ` Gregory CLEMENT [this message]
2018-03-29 14:21 ` Thomas Petazzoni
2018-03-29 14:21 ` Thomas Petazzoni
2018-03-29 8:39 ` [PATCH v4 3/6] PCI: aardvark: Set PIO_ADDR_LS correctly in advk_pcie_rd_conf() Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
2018-03-29 8:39 ` [PATCH v4 4/6] PCI: aardvark: Use ISR1 instead of ISR0 interrupt in legacy irq mode Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
2018-03-29 8:39 ` [PATCH v4 5/6] PCI: aardvark: Fix PCIe Max Read Request Size setting Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
2018-03-29 8:39 ` [PATCH v4 6/6] PCI: aardvark: Remove PCIe outbound window configuration Thomas Petazzoni
2018-03-29 8:39 ` Thomas Petazzoni
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