| Message ID | 20190423044920.19663-1-vidyas@nvidia.com (mailing list archive) |
|---|---|
| State | Superseded, archived |
| Headers | show |
| Series | [V3,1/2] PCI: dwc: Add API support to de-initialize host | expand |
On 4/23/2019 10:19 AM, Vidya Sagar wrote: > Add an API to group all the tasks to be done to de-initialize host which > can then be called by any DesignWare core based driver implementations > while adding .remove() support in their respective drivers. > > Signed-off-by: Vidya Sagar <vidyas@nvidia.com> > Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com> > --- > v3: > * Rebased on top of linux-next top of the tree branch > > v2: > * s/Designware/DesignWare > > drivers/pci/controller/dwc/pcie-designware-host.c | 7 +++++++ > drivers/pci/controller/dwc/pcie-designware.h | 5 +++++ > 2 files changed, 12 insertions(+) > > diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c > index 77db32529319..f87c9542eb09 100644 > --- a/drivers/pci/controller/dwc/pcie-designware-host.c > +++ b/drivers/pci/controller/dwc/pcie-designware-host.c > @@ -496,6 +496,13 @@ int dw_pcie_host_init(struct pcie_port *pp) > return ret; > } > > +void dw_pcie_host_deinit(struct pcie_port *pp) > +{ > + pci_stop_root_bus(pp->root_bus); > + pci_remove_root_bus(pp->root_bus); > + dw_pcie_free_msi(pp); > +} > + > static int dw_pcie_access_other_conf(struct pcie_port *pp, struct pci_bus *bus, > u32 devfn, int where, int size, u32 *val, > bool write) > diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h > index deab426affd3..4f48ec78c7b9 100644 > --- a/drivers/pci/controller/dwc/pcie-designware.h > +++ b/drivers/pci/controller/dwc/pcie-designware.h > @@ -348,6 +348,7 @@ void dw_pcie_msi_init(struct pcie_port *pp); > void dw_pcie_free_msi(struct pcie_port *pp); > void dw_pcie_setup_rc(struct pcie_port *pp); > int dw_pcie_host_init(struct pcie_port *pp); > +void dw_pcie_host_deinit(struct pcie_port *pp); > int dw_pcie_allocate_domains(struct pcie_port *pp); > #else > static inline irqreturn_t dw_handle_msi_irq(struct pcie_port *pp) > @@ -372,6 +373,10 @@ static inline int dw_pcie_host_init(struct pcie_port *pp) > return 0; > } > > +static inline void dw_pcie_host_deinit(struct pcie_port *pp) > +{ > +} > + > static inline int dw_pcie_allocate_domains(struct pcie_port *pp) > { > return 0; > Hi Lorenzo, Can you please review this patch series? Thanks, Vidya Sagar
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index 77db32529319..f87c9542eb09 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -496,6 +496,13 @@ int dw_pcie_host_init(struct pcie_port *pp) return ret; } +void dw_pcie_host_deinit(struct pcie_port *pp) +{ + pci_stop_root_bus(pp->root_bus); + pci_remove_root_bus(pp->root_bus); + dw_pcie_free_msi(pp); +} + static int dw_pcie_access_other_conf(struct pcie_port *pp, struct pci_bus *bus, u32 devfn, int where, int size, u32 *val, bool write) diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index deab426affd3..4f48ec78c7b9 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -348,6 +348,7 @@ void dw_pcie_msi_init(struct pcie_port *pp); void dw_pcie_free_msi(struct pcie_port *pp); void dw_pcie_setup_rc(struct pcie_port *pp); int dw_pcie_host_init(struct pcie_port *pp); +void dw_pcie_host_deinit(struct pcie_port *pp); int dw_pcie_allocate_domains(struct pcie_port *pp); #else static inline irqreturn_t dw_handle_msi_irq(struct pcie_port *pp) @@ -372,6 +373,10 @@ static inline int dw_pcie_host_init(struct pcie_port *pp) return 0; } +static inline void dw_pcie_host_deinit(struct pcie_port *pp) +{ +} + static inline int dw_pcie_allocate_domains(struct pcie_port *pp) { return 0;