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From: Stephen Warren <swarren@wwwdotorg.org>
To: Thierry Reding <thierry.reding@avionic-design.de>
Cc: linux-tegra@vger.kernel.org,
	Jesse Barnes <jbarnes@virtuousgeek.org>,
	linux-pci@vger.kernel.org,
	Grant Likely <grant.likely@secretlab.ca>,
	Rob Herring <rob.herring@calxeda.com>,
	devicetree-discuss@lists.ozlabs.org,
	Russell King <linux@arm.linux.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	Colin Cross <ccross@android.com>, Olof Johansson <olof@lixom.net>
Subject: Re: [PATCH v2 06/10] ARM: tegra: pcie: Add MSI support
Date: Mon, 11 Jun 2012 23:33:58 -0600	[thread overview]
Message-ID: <4FD6D4C6.2080201@wwwdotorg.org> (raw)
In-Reply-To: <20120612050713.GB3669@avionic-0098.mockup.avionic-design.de>

On 06/11/2012 11:07 PM, Thierry Reding wrote:
> * Stephen Warren wrote:
>> On 06/11/2012 09:05 AM, Thierry Reding wrote:
>>> This commit adds support for message signaled interrupts to the
>>> Tegra PCIe controller. Based on code by Krishna Kishore
>>> <kthota@nvidia.com>.
...
>> Why allocate pcie->msi separately; why not include the fields
>> directly into struct tegra_pcie_info *pcie?
...
> Second, and more importantly, this will keep the size of struct 
> tegra_pcie_info smaller if PCI_MSI is not selected because there is
> just one unused pointer instead of five unused fields.

Well, you can always ifdef out the structure fields too, right?

  reply	other threads:[~2012-06-12  5:33 UTC|newest]

Thread overview: 96+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-11 15:05 [PATCH v2 00/10] ARM: tegra: Add PCIe device tree support Thierry Reding
     [not found] ` <1339427118-32263-1-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
2012-06-11 15:05   ` [PATCH v2 01/10] PCI: Keep pci_fixup_irqs() around after init Thierry Reding
2012-06-11 15:05   ` [PATCH v2 02/10] ARM: pci: Keep pci_common_init() " Thierry Reding
2012-06-11 15:05   ` [PATCH v2 03/10] ARM: pci: Allow passing per-controller private data Thierry Reding
2012-06-11 15:05   ` [PATCH v2 04/10] ARM: tegra: Move tegra_pcie_xclk_clamp() to PMC Thierry Reding
2012-06-11 15:05   ` [PATCH v2 07/10] ARM: tegra: pcie: Add device tree support Thierry Reding
2012-06-11 21:33     ` Stephen Warren
2012-06-12  6:21       ` Thierry Reding
2012-06-12 15:44         ` Stephen Warren
     [not found]           ` <4FD763C5.3090500-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-12 17:20             ` Thierry Reding
     [not found]               ` <20120612172041.GA28010-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-06-12 19:10                 ` Mitch Bradley
     [not found]                   ` <4FD7943E.60302-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-06-12 19:46                     ` Stephen Warren
2012-06-12 19:52                       ` Mitch Bradley
     [not found]                         ` <4FD79DE8.90603-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-06-13  5:54                           ` Thierry Reding
2012-06-13  7:04                             ` Mitch Bradley
2012-06-12 20:15               ` Stephen Warren
2012-06-12 21:11                 ` Mitch Bradley
2012-06-13  6:45                   ` Thierry Reding
     [not found]                     ` <20120613064519.GD31001-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-13  7:28                       ` Mitch Bradley
     [not found]                         ` <4FD84133.4060401-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-06-13  7:52                           ` Thierry Reding
     [not found]                             ` <20120613075232.GA6139-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-13  8:05                               ` Mitch Bradley
     [not found]                                 ` <4FD849CF.4030009-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-06-13  8:19                                   ` Thierry Reding
     [not found]                                     ` <20120613081910.GB6528-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-13  8:36                                       ` Mitch Bradley
2012-06-13  8:42                                         ` Thierry Reding
     [not found]                                         ` <4FD85127.8050301-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-06-14  9:19                                           ` Thierry Reding
     [not found]                                             ` <20120614091905.GA9081-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-14 18:30                                               ` Stephen Warren
     [not found]                                                 ` <4FDA2DDA.1030704-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-14 19:29                                                   ` Thierry Reding
     [not found]                                                     ` <20120614192903.GA2212-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-14 19:50                                                       ` Stephen Warren
     [not found]                                                         ` <4FDA40A0.4030206-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-15  6:12                                                           ` Thierry Reding
2012-06-19 13:30                                                             ` Thierry Reding
     [not found]                                                               ` <20120619133001.GB24138-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-19 16:40                                                                 ` Stephen Warren
2012-06-19 21:31                                                               ` Mitch Bradley
2012-06-20 16:32                                                                 ` Stephen Warren
2012-06-20 17:41                                                                   ` Mitch Bradley
     [not found]                                                                     ` <4FE20B34.2090305-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-06-20 17:47                                                                       ` Stephen Warren
2012-06-20 19:57                                                                 ` Arnd Bergmann
2012-06-20 20:19                                                                   ` Mitch Bradley
2012-06-21  6:47                                                                 ` Thierry Reding
     [not found]                                                                   ` <20120621064722.GA1122-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-22 10:18                                                                     ` Bjorn Helgaas
     [not found]                                                                       ` <CAErSpo6Bpfqm-0yGiBOXEhF4kD3PTDYvWVr0babLZ4GkBLXJiA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-22 11:00                                                                         ` Thierry Reding
2012-06-22 11:46                                                                           ` Bjorn Helgaas
2012-06-22 12:43                                                                             ` Thierry Reding
2012-06-22 13:03                                                                               ` Arnd Bergmann
     [not found]                                                                                 ` <201206221303.21985.arnd-r2nGTMty4D4@public.gmane.org>
2012-06-22 16:49                                                                                   ` Bjorn Helgaas
     [not found]                                                                                     ` <CAErSpo56=S2oQ0usYfH28T0178SQUBD=5jqmcKWCT6M5WUQF6g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-22 16:53                                                                                       ` Arnd Bergmann
     [not found]                                                                                         ` <201206221653.31817.arnd-r2nGTMty4D4@public.gmane.org>
2012-06-22 17:13                                                                                           ` Bjorn Helgaas
     [not found]                                                                                             ` <CAErSpo5dj99iHW0WNEABPR1OO2yS=BwNezOivu6_7Go8sKyjsQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-22 21:08                                                                                               ` Arnd Bergmann
2012-06-22 17:14                                                                                           ` Arnd Bergmann
2012-06-22 17:00                                                                           ` Stephen Warren
2012-06-22 17:28                                                                             ` Stephen Warren
2012-06-23 21:35                                                                               ` Bjorn Helgaas
     [not found]                                                                               ` <4FE4AB2F.8090402-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-25  6:34                                                                                 ` Thierry Reding
2012-06-26 17:22                                                                                   ` Stephen Warren
     [not found]                                                                                     ` <4FE9EFD8.6010608-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-27  6:19                                                                                       ` Thierry Reding
2012-06-22 16:20                                                                     ` Stephen Warren
2012-06-22 17:09                                                                     ` Mitch Bradley
2012-06-22 11:04                                                                 ` Thierry Reding
     [not found]                                                                   ` <20120622110403.GA15710-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-22 13:22                                                                     ` Thierry Reding
     [not found]                                                                       ` <20120622132253.GA30704-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-22 13:48                                                                         ` Arnd Bergmann
     [not found]                                                                           ` <201206221348.39346.arnd-r2nGTMty4D4@public.gmane.org>
2012-06-22 14:02                                                                             ` Thierry Reding
     [not found]                                                                               ` <20120622140210.GA32097-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-22 16:40                                                                                 ` Arnd Bergmann
2012-06-13 20:21                               ` Arnd Bergmann
     [not found]                                 ` <201206132021.09774.arnd-r2nGTMty4D4@public.gmane.org>
2012-06-14  8:37                                   ` Thierry Reding
2012-06-14 10:25                                     ` Arnd Bergmann
2012-06-14 10:31                                       ` Thierry Reding
2012-06-14 11:06                                         ` Arnd Bergmann
     [not found]                                           ` <201206141106.49142.arnd-r2nGTMty4D4@public.gmane.org>
2012-06-14 11:58                                             ` Thierry Reding
     [not found]                 ` <4FD7A36B.9090409-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-13  6:34                   ` Thierry Reding
     [not found]                     ` <20120613063422.GC31001-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-13 16:20                       ` Stephen Warren
2012-06-13 17:03                     ` Stephen Warren
2012-06-11 15:05   ` [PATCH v2 09/10] ARM: tegra: harmony: Initialize PCIe from DT Thierry Reding
     [not found]     ` <1339427118-32263-10-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
2012-06-11 21:41       ` Stephen Warren
     [not found]         ` <4FD6661A.1060407-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-12  5:48           ` Thierry Reding
     [not found]             ` <20120612054811.GB4040-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-06-12 15:38               ` Stephen Warren
2012-06-11 15:05 ` [PATCH v2 05/10] ARM: tegra: Rewrite PCIe support as a driver Thierry Reding
2012-06-11 21:09   ` Stephen Warren
     [not found]     ` <4FD65E98.4070200-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-12  6:41       ` Thierry Reding
2012-06-12  7:24         ` Thierry Reding
     [not found]           ` <20120612072444.GA8577-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-12 16:00             ` Stephen Warren
2012-06-13  8:12               ` Thierry Reding
     [not found]   ` <1339427118-32263-6-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
2012-06-11 21:22     ` Stephen Warren
     [not found]       ` <4FD6617C.4090805-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-12  4:59         ` Thierry Reding
2012-06-11 15:05 ` [PATCH v2 06/10] ARM: tegra: pcie: Add MSI support Thierry Reding
     [not found]   ` <1339427118-32263-7-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
2012-06-11 21:19     ` Stephen Warren
2012-06-12  5:07       ` Thierry Reding
2012-06-12  5:33         ` Stephen Warren [this message]
     [not found]           ` <4FD6D4C6.2080201-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-12  5:41             ` Thierry Reding
     [not found]         ` <20120612050713.GB3669-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-06-12  6:10           ` Thierry Reding
     [not found]             ` <20120612061003.GC4040-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-06-12 15:40               ` Stephen Warren
2012-06-12 17:23                 ` Thierry Reding
2012-06-11 15:05 ` [PATCH v2 08/10] ARM: tegra: harmony: Initialize regulators from DT Thierry Reding
2012-06-11 21:36   ` Stephen Warren
     [not found]     ` <4FD664F8.4030800-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-12  6:13       ` Thierry Reding
     [not found]   ` <1339427118-32263-9-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
2012-06-21 20:17     ` Stephen Warren
     [not found]       ` <4FE3815C.8030505-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-22  6:06         ` Thierry Reding
2012-06-11 15:05 ` [PATCH v2 10/10] ARM: tegra: trimslice: Initialize PCIe " Thierry Reding

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