diff options
| author | Vidya Sagar <vidyas@nvidia.com> | 2019-06-25 14:52:36 +0530 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2019-06-27 12:02:46 +0100 |
| commit | 9d071cade30a05b46e894885beeba9922dc4fd23 (patch) | |
| tree | 023283315d0d86cd9b5b072e6de7b5c937d0b3ec /drivers/pci/controller/dwc/pcie-designware-host.c | |
| parent | a188339ca5a396acc588e5851ed7e19f66b0ebd9 (diff) | |
PCI: dwc: Add API support to de-initialize host
Add an API to group all the tasks to be done to de-initialize host which
can then be called by any dwc core based driver implementations
while adding .remove() support in their respective drivers.
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-designware-host.c')
| -rw-r--r-- | drivers/pci/controller/dwc/pcie-designware-host.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index 77db32529319..d069e4290180 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -496,6 +496,14 @@ err_free_msi: 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); + if (pci_msi_enabled() && !pp->ops->msi_host_init) + 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) |