Messages in this thread | | | Date | Mon, 13 Jun 2022 14:39:49 -0600 | From | Rob Herring <> | Subject | Re: [PATCH v4 13/18] PCI: dwc: Add start_link/stop_link inliners |
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On Fri, Jun 10, 2022 at 11:25:29AM +0300, Serge Semin wrote: > There are several places in the generic DW PCIe code where the > platform-specific PCIe link start/stop methods are called after making > sure the ops handler and the callbacks are specified. Instead of repeating > the same pattern over and over let's define the static-inline methods in > the DW PCIe header file and use them in the relevant parts of the driver. > > Note returning a negative error from the EP link start procedure if the > start_link pointer isn't specified doesn't really make much sense since it > perfectly normal to have such platform. Moreover even pci_epc_start() > doesn't fail if no epc->ops->start callback is spotted. As a side-effect > of this modification we can set the generic DW PCIe and Layerscape EP > platform drivers free from the empty start_link callbacks and as such > entirely dummy dw_pcie_ops instances. > > Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru> > > --- > > Changelog v4: > - This is a new patch created on the v4 lap of the series. > --- > drivers/pci/controller/dwc/pci-layerscape-ep.c | 12 ------------ > drivers/pci/controller/dwc/pcie-designware-ep.c | 8 ++------ > drivers/pci/controller/dwc/pcie-designware-host.c | 10 ++++------ > drivers/pci/controller/dwc/pcie-designware-plat.c | 10 ---------- > drivers/pci/controller/dwc/pcie-designware.h | 14 ++++++++++++++ > 5 files changed, 20 insertions(+), 34 deletions(-)
Reviewed-by: Rob Herring <robh@kernel.org>
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