From: Wolfram Sang <wsa@the-dreams.de>
To: Phil Edworthy <phil.edworthy@renesas.com>
Cc: Simon Horman <horms@verge.net.au>,
Bjorn Helgaas <bhelgaas@google.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"linux-sh@vger.kernel.org" <linux-sh@vger.kernel.org>
Subject: Re: [PATCH 2/4] PCI: rcar: Support runtime PM link state L1 handling in pcie-rcar
Date: Fri, 18 Dec 2015 15:04:12 +0100 [thread overview]
Message-ID: <20151218140412.GA4595@katana> (raw)
In-Reply-To: <PS1PR06MB1180304088ECF5384C497E40F5E10@PS1PR06MB1180.apcprd06.prod.outlook.com>
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> Since the hardware doesn't support hot plug, I believe this loop will
> always exit very quickly. Unless someone has taken a hammer to the HW
> of course.
I know what you mean. But since readl_poll_timeout() makes it easy, we
should better be safe than sorry.
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WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa@the-dreams.de>
To: Phil Edworthy <phil.edworthy@renesas.com>
Cc: Simon Horman <horms@verge.net.au>,
Bjorn Helgaas <bhelgaas@google.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"linux-sh@vger.kernel.org" <linux-sh@vger.kernel.org>
Subject: Re: [PATCH 2/4] PCI: rcar: Support runtime PM link state L1 handling in pcie-rcar
Date: Fri, 18 Dec 2015 14:04:12 +0000 [thread overview]
Message-ID: <20151218140412.GA4595@katana> (raw)
In-Reply-To: <PS1PR06MB1180304088ECF5384C497E40F5E10@PS1PR06MB1180.apcprd06.prod.outlook.com>
[-- Attachment #1: Type: text/plain, Size: 265 bytes --]
> Since the hardware doesn't support hot plug, I believe this loop will
> always exit very quickly. Unless someone has taken a hammer to the HW
> of course.
I know what you mean. But since readl_poll_timeout() makes it easy, we
should better be safe than sorry.
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next prev parent reply other threads:[~2015-12-18 14:04 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-17 13:22 [PATCH 0/4] Various R-Car PCIe patches Phil Edworthy
2015-12-17 13:22 ` Phil Edworthy
2015-12-17 13:22 ` [PATCH 1/4] PCI: rcar: remove unused pci_sys_data structure in pcie-rcar Phil Edworthy
2015-12-17 13:22 ` Phil Edworthy
2015-12-17 13:22 ` [PATCH 2/4] PCI: rcar: Support runtime PM link state L1 handling " Phil Edworthy
2015-12-17 13:22 ` Phil Edworthy
2015-12-17 13:30 ` Wolfram Sang
2015-12-17 13:30 ` Wolfram Sang
2015-12-17 13:41 ` Geert Uytterhoeven
2015-12-17 13:41 ` Geert Uytterhoeven
2015-12-18 13:44 ` Phil Edworthy
2015-12-18 13:44 ` Phil Edworthy
2015-12-18 13:42 ` Phil Edworthy
2015-12-18 14:04 ` Wolfram Sang [this message]
2015-12-18 14:04 ` Wolfram Sang
2015-12-18 15:25 ` Phil Edworthy
2015-12-21 10:52 ` Phil Edworthy
2015-12-21 13:16 ` Geert Uytterhoeven
2015-12-21 13:16 ` Geert Uytterhoeven
2016-01-04 14:18 ` Phil Edworthy
2016-01-04 14:18 ` Phil Edworthy
2016-01-04 14:18 ` Phil Edworthy
2016-01-04 14:56 ` Geert Uytterhoeven
2016-01-04 14:56 ` Geert Uytterhoeven
2015-12-17 13:22 ` [PATCH 3/4] PCI: rcar: Add runtime PM support to pcie-rcar Phil Edworthy
2015-12-17 13:22 ` Phil Edworthy
2015-12-17 13:22 ` [PATCH 4/4] PCI: rcar: Add Gen2 PHY setup " Phil Edworthy
2015-12-17 13:22 ` Phil Edworthy
2015-12-17 13:33 ` Wolfram Sang
2015-12-17 13:33 ` Wolfram Sang
2015-12-18 13:43 ` Phil Edworthy
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