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From: robert.richter@cavium.com (Robert Richter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] PCI: Add legacy firmware support for Cavium ThunderX host controller
Date: Mon, 20 Mar 2017 12:02:41 +0100	[thread overview]
Message-ID: <20170320110241.GG16822@rric.localdomain> (raw)
In-Reply-To: <1489564155-3881-3-git-send-email-tn@semihalf.com>

On 15.03.17 08:49:15, Tomasz Nowicki wrote:
> During early days of PCI quirks support ThunderX firmware did not provide
> PNP0c02 node with PCI configuration space and PEM-specific register ranges.
> This means that for legacy FW we are not reserving these resources and
> cannot gather PEM-specific resources for further PEM initialization.
> 
> In order to support already deployed legacy FW calculate PEM-specific ranges
> and provide resources reservation as fallback scenario into PEM driver when
> we could not gather PEM reg base from ACPI tables.
> 
> Signed-off-by: Tomasz Nowicki <tn@semihalf.com>
> Signed-off-by: Vadim Lomovtsev <Vadim.Lomovtsev@caviumnetworks.com>

Works with old and new firmware.

Tested-by: Robert Richter <rrichter@cavium.com>
Acked-by: Robert Richter <rrichter@cavium.com>

-Robert

  reply	other threads:[~2017-03-20 11:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-15  7:49 [PATCH 0/2] ThunderX external PCI fixes for legacy&new ACPI firmware Tomasz Nowicki
2017-03-15  7:49 ` [PATCH 1/2] PCI: Use Cavium assigned hardware ID for ThunderX host controller Tomasz Nowicki
2017-03-20 10:49   ` Robert Richter
2017-03-15  7:49 ` [PATCH 2/2] PCI: Add legacy firmware support for Cavium " Tomasz Nowicki
2017-03-20 11:02   ` Robert Richter [this message]
2017-03-24 15:55   ` Tomasz Nowicki
2017-03-28 19:21   ` Tomasz Nowicki
2017-03-28 19:28     ` Tomasz Nowicki
2017-03-21 17:43 ` [PATCH 0/2] ThunderX external PCI fixes for legacy&new ACPI firmware Bjorn Helgaas
2017-03-22 14:19   ` Tomasz Nowicki

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