From: Will Deacon <will@kernel.org>
To: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
Bjorn Helgaas <bhelgaas@google.com>,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH 6/7] Revert "iommu/arm-smmu: Make arm-smmu explicitly non-modular"
Date: Thu, 31 Oct 2019 12:03:28 +0000 [thread overview]
Message-ID: <20191031120327.GD26059@willie-the-truck> (raw)
In-Reply-To: <20191030230941.GA8188@jcrouse1-lnx.qualcomm.com>
On Wed, Oct 30, 2019 at 05:09:41PM -0600, Jordan Crouse wrote:
> On Wed, Oct 30, 2019 at 02:51:11PM +0000, Will Deacon wrote:
> > @@ -2235,12 +2237,16 @@ static const struct dev_pm_ops arm_smmu_pm_ops = {
> >
> > static struct platform_driver arm_smmu_driver = {
> > .driver = {
> > - .name = "arm-smmu",
> > - .of_match_table = of_match_ptr(arm_smmu_of_match),
> > - .pm = &arm_smmu_pm_ops,
> > - .suppress_bind_attrs = true,
> > + .name = "arm-smmu",
> > + .of_match_table = of_match_ptr(arm_smmu_of_match),
> > + .pm = &arm_smmu_pm_ops,
> > },
> > .probe = arm_smmu_device_probe,
> > + .remove = arm_smmu_device_remove,
> > .shutdown = arm_smmu_device_shutdown,
> > };
> > -builtin_platform_driver(arm_smmu_driver);
> > +module_platform_driver(arm_smmu_driver);
>
> I know this is a revert, but wouldn't you still want to be at device_init()
> level for built in drivers? It always preferable to not defer if given the
> choice to do so and device_init() is the right level for this driver IMO.
Hmm, not sure I'm following you completely here. With this change,
module_init() is used to invoke platform_driver_register(). For builtin
drivers, module_initx() expands to __initcall(x), which itself expands
to device_initcall(x). Or are you referrring to something else?
Will
next prev parent reply other threads:[~2019-10-31 12:03 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-30 14:51 [PATCH 0/7] iommu: Permit modular builds of ARM SMMU[v3] drivers Will Deacon
2019-10-30 14:51 ` [PATCH 1/7] drivers/iommu: Export core IOMMU API symbols to permit modular drivers Will Deacon
2019-10-30 14:51 ` [PATCH 2/7] iommu/of: Request ACS from the PCI core when configuring IOMMU linkage Will Deacon
2019-10-30 14:51 ` [PATCH 3/7] PCI: Export pci_ats_disabled() as a GPL symbol to modules Will Deacon
2019-10-30 20:30 ` Bjorn Helgaas
2019-10-30 14:51 ` [PATCH 4/7] Revert "iommu/arm-smmu: Make arm-smmu-v3 explicitly non-modular" Will Deacon
2019-10-30 14:51 ` [PATCH 5/7] iommu/arm-smmu-v3: Allow building as a module Will Deacon
2019-10-30 19:31 ` Joerg Roedel
2019-10-31 15:42 ` Will Deacon
2019-11-04 19:15 ` Jean-Philippe Brucker
2019-11-08 14:54 ` Will Deacon
2019-11-05 12:15 ` Joerg Roedel
2019-11-08 11:03 ` Will Deacon
2019-10-30 14:51 ` [PATCH 6/7] Revert "iommu/arm-smmu: Make arm-smmu explicitly non-modular" Will Deacon
2019-10-30 23:09 ` Jordan Crouse
2019-10-31 12:03 ` Will Deacon [this message]
2019-10-31 15:32 ` Jordan Crouse
2019-10-30 14:51 ` [PATCH 7/7] iommu/arm-smmu: Allow building as a module Will Deacon
2019-10-30 15:22 ` Rob Herring
2019-10-30 15:26 ` Will Deacon
2019-10-30 15:33 ` Robin Murphy
2019-11-04 19:34 ` Isaac J. Manjarres
2019-11-07 12:48 ` Will Deacon
2019-10-30 15:35 ` [PATCH 0/7] iommu: Permit modular builds of ARM SMMU[v3] drivers Robin Murphy
2019-10-30 15:54 ` Will Deacon
2019-10-31 0:57 ` Saravana Kannan
2019-10-31 19:37 ` Jean-Philippe Brucker
2019-10-31 23:34 ` Saravana Kannan
2019-11-01 10:27 ` John Garry
2019-11-01 21:13 ` Saravana Kannan
2019-11-04 12:16 ` John Garry
2019-11-04 13:29 ` Robin Murphy
2019-11-07 6:11 ` Saravana Kannan
2019-11-07 9:13 ` Jean-Philippe Brucker
2019-11-07 6:02 ` Saravana Kannan
2019-11-01 11:41 ` Jean-Philippe Brucker
2019-11-01 12:28 ` Lorenzo Pieralisi
2019-11-01 21:26 ` Saravana Kannan
2019-11-04 11:43 ` Lorenzo Pieralisi
2019-11-07 5:55 ` Saravana Kannan
2019-11-01 17:21 ` Will Deacon
2019-11-04 7:54 ` Jean-Philippe Brucker
2019-11-07 6:16 ` Saravana Kannan
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