Re: [PATCH v5 0/4] Introduce pcim_alloc_irq_vectors()

From: Andy Shevchenko
Date: Wed Apr 21 2021 - 11:24:18 EST


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