linux-kernel - Re: [PATCH v5 0/4] Introduce pcim_alloc_irq

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Date:   Wed, 21 Apr 2021 18:23:23 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Dejin Zheng <zhengdejin5@...il.com>
Cc:     corbet@....net, jarkko.nikula@...ux.intel.com,
        mika.westerberg@...ux.intel.com, rric@...nel.org,
        bhelgaas@...gle.com, wsa@...nel.org, linux-doc@...r.kernel.org,
        linux-i2c@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 0/4] Introduce pcim_alloc_irq_vectors()

On Fri, Feb 26, 2021 at 11:50:52PM +0800, Dejin Zheng wrote:
> Introduce pcim_alloc_irq_vectors(), a device-managed version of
> pci_alloc_irq_vectors(), In some i2c drivers, If pcim_enable_device()
> has been called before, then pci_alloc_irq_vectors() is actually a
> device-managed function. It is used as a device-managed function, So
> replace it with pcim_alloc_irq_vectors().

Bjorn, I don't see this anywhere, except mailing list. Neither your opinion.
What is the plan?

> Changelog
> ---------
> v4 -> v5:
> 	- Remove the check of enable device in pcim_alloc_irq_vectors()
> 	  and make it as a static line function.
> 	- Modify the subject name in patch 3 and patch 4.
> v3 -> v4:
> 	- add some commit comments for patch 3
> v2 -> v3:
> 	- Add some commit comments for replace some codes in
> 	  pcim_release() by pci_free_irq_vectors().
> 	- Simplify the error handling path in i2c designware
> 	  driver.
> v1 -> v2:
> 	- Use pci_free_irq_vectors() to replace some code in
> 	  pcim_release().
> 	- Modify some commit messages.
> 
> Dejin Zheng (4):
>   PCI: Introduce pcim_alloc_irq_vectors()
>   Documentation: devres: Add pcim_alloc_irq_vectors()
>   i2c: designware: Use pcim_alloc_irq_vectors() to allocate IRQ vectors
>   i2c: thunderx: Use pcim_alloc_irq_vectors() to allocate IRQ vectors
> 
>  .../driver-api/driver-model/devres.rst        |  1 +
>  drivers/i2c/busses/i2c-designware-pcidrv.c    | 15 ++++--------
>  drivers/i2c/busses/i2c-thunderx-pcidrv.c      |  2 +-
>  drivers/pci/pci.c                             |  5 +---
>  include/linux/pci.h                           | 24 +++++++++++++++++++
>  5 files changed, 31 insertions(+), 16 deletions(-)
> 
> -- 
> 2.25.0
> 

-- 
With Best Regards,
Andy Shevchenko