[PATCH 07/20] PCI: implement Devres interface to map PCI config space
andy.shevchenko at gmail.com
Wed Mar 1 15:54:42 PST 2017
On Mon, Feb 27, 2017 at 5:14 PM, Lorenzo Pieralisi
<lorenzo.pieralisi at arm.com> wrote:
> The introduction of the pci_remap_cfgspace() interface allows
> PCI host controller drivers to map PCI config space through a
> dedicated kernel interface. Current PCI host controller drivers
> use the devm_ioremap_* Devres interfaces to map PCI configuration
> space regions so in order to update them to the new
> pci_remap_cfgspace() mapping interface a new set of Devres interfaces
> should be implemented so that PCI host controller drivers can make
> use of them.
> Introduce two new functions in the PCI kernel layer and Devres
> - devm_pci_remap_cfgspace()
> - devm_pci_remap_cfg_resource()
> so that PCI host controller drivers can make use of them to map
> PCI configuration space regions.
Wouldn't you like to be consistent with current PCI API, i.e.:
1. devm_*() functions called pcim_*() in PCI.
2. If you may notice there is no separate pcim_*map*() stuff, they are
dynamically adapting to the case.
With Best Regards,
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