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Message-ID: <aCXnPHy5heHCKVd_@smile.fi.intel.com>
Date: Thu, 15 May 2025 16:08:12 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Philipp Stanner <phasta@...nel.org>
Cc: Jonathan Corbet <corbet@....net>, Bjorn Helgaas <bhelgaas@...gle.com>,
Mark Brown <broonie@...nel.org>,
David Lechner <dlechner@...libre.com>,
Zijun Hu <quic_zijuhu@...cinc.com>,
Yang Yingliang <yangyingliang@...wei.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-pci@...r.kernel.org
Subject: Re: [PATCH 0/7] PCI: Remove hybrid-devres region requests
On Thu, May 15, 2025 at 02:45:58PM +0200, Philipp Stanner wrote:
> Howdy,
>
> the great day has finally arrived, I managed to get rid of one of the
> big three remaining problems in the PCI devres API (the other two being
> MSI having hybrid-devres, too, and the good old pcim_iomap_tablle)!
>
> It turned out that there aren't even that many users of the hybrid API,
> where pcim_enable_device() switches certain functions in pci.c into
> managed devres mode, which we want to remove.
>
> The affected drivers can be found with:
>
> grep -rlZ "pcim_enable_device" | xargs -0 grep -l "pci_request"
>
> These were:
>
> ASoC [1]
> alsa [2]
FWIW, tailing space here.
> cardreader [3]
> cirrus [4]
> i2c [5]
> mmc [6]
> mtd [7]
> mxser [8]
> net [9]
> spi [10]
> vdpa [11]
> vmwgfx [12]
>
> All of those have been merged and are queued up for the merge window.
> The only possible exception is vdpa, but it seems to be ramped up right
> now; vdpa, however, doesn't even use the hybrid behavior, so that patch
> is just for generic cleanup anyways.
>
> With the users of the hybrid feature gone, the feature itself can
> finally be burned.
>
> So I'm sending out this series now to probe whether it's judged to be
> good enough for the upcoming merge window. If we could take it, we would
> make it impossible that anyone adds new users of the hybrid thing.
>
> If it's too late for the merge window, then that's what it is, of
> course.
>
> In any case I'm glad we can get rid of most of that legacy stuff now.
For all non-commented patches,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
--
With Best Regards,
Andy Shevchenko
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