Message ID | 20241106221341.2218416-3-quic_mrana@quicinc.com |
---|---|
State | New |
Headers | show |
Series | Add Qualcomm SA8255p based firmware managed PCIe root complex | expand |
On Wed, Nov 06, 2024 at 02:13:39PM -0800, Mayank Rana wrote: > Export gen_pci_init() API to create ECAM and initialized ECAM OPs > from PCIe driver which don't have way to populate driver_data as > just ECAM ops. > > Signed-off-by: Mayank Rana <quic_mrana@quicinc.com> > --- > drivers/pci/controller/pci-host-common.c | 3 ++- > include/linux/pci-ecam.h | 2 ++ > 2 files changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/pci/controller/pci-host-common.c b/drivers/pci/controller/pci-host-common.c > index cf5f59a745b3..b9460a4c5b7e 100644 > --- a/drivers/pci/controller/pci-host-common.c > +++ b/drivers/pci/controller/pci-host-common.c > @@ -20,7 +20,7 @@ static void gen_pci_unmap_cfg(void *ptr) > pci_ecam_free((struct pci_config_window *)ptr); > } > > -static struct pci_config_window *gen_pci_init(struct device *dev, > +struct pci_config_window *gen_pci_init(struct device *dev, Please rename the API to something like 'pci_host_common_init()'. 'gen_pci_init()' is fine within the driver, but doesn't look good when exported outside. - Mani > struct pci_host_bridge *bridge, const struct pci_ecam_ops *ops) > { > int err; > @@ -48,6 +48,7 @@ static struct pci_config_window *gen_pci_init(struct device *dev, > > return cfg; > } > +EXPORT_SYMBOL_GPL(gen_pci_init); > > int pci_host_common_probe(struct platform_device *pdev) > { > diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h > index 3a4860bd2758..386c08349169 100644 > --- a/include/linux/pci-ecam.h > +++ b/include/linux/pci-ecam.h > @@ -94,5 +94,7 @@ extern const struct pci_ecam_ops loongson_pci_ecam_ops; /* Loongson PCIe */ > /* for DT-based PCI controllers that support ECAM */ > int pci_host_common_probe(struct platform_device *pdev); > void pci_host_common_remove(struct platform_device *pdev); > +struct pci_config_window *gen_pci_init(struct device *dev, > + struct pci_host_bridge *bridge, const struct pci_ecam_ops *ops); > #endif > #endif > -- > 2.25.1 >
On 11/15/2024 1:17 AM, Manivannan Sadhasivam wrote: > On Wed, Nov 06, 2024 at 02:13:39PM -0800, Mayank Rana wrote: >> Export gen_pci_init() API to create ECAM and initialized ECAM OPs >> from PCIe driver which don't have way to populate driver_data as >> just ECAM ops. >> >> Signed-off-by: Mayank Rana <quic_mrana@quicinc.com> >> --- >> drivers/pci/controller/pci-host-common.c | 3 ++- >> include/linux/pci-ecam.h | 2 ++ >> 2 files changed, 4 insertions(+), 1 deletion(-) >> >> diff --git a/drivers/pci/controller/pci-host-common.c b/drivers/pci/controller/pci-host-common.c >> index cf5f59a745b3..b9460a4c5b7e 100644 >> --- a/drivers/pci/controller/pci-host-common.c >> +++ b/drivers/pci/controller/pci-host-common.c >> @@ -20,7 +20,7 @@ static void gen_pci_unmap_cfg(void *ptr) >> pci_ecam_free((struct pci_config_window *)ptr); >> } >> >> -static struct pci_config_window *gen_pci_init(struct device *dev, >> +struct pci_config_window *gen_pci_init(struct device *dev, > > Please rename the API to something like 'pci_host_common_init()'. > 'gen_pci_init()' is fine within the driver, but doesn't look good when exported > outside. ACK > - Mani > >> struct pci_host_bridge *bridge, const struct pci_ecam_ops *ops) >> { >> int err; >> @@ -48,6 +48,7 @@ static struct pci_config_window *gen_pci_init(struct device *dev, >> >> return cfg; >> } >> +EXPORT_SYMBOL_GPL(gen_pci_init); >> >> int pci_host_common_probe(struct platform_device *pdev) >> { >> diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h >> index 3a4860bd2758..386c08349169 100644 >> --- a/include/linux/pci-ecam.h >> +++ b/include/linux/pci-ecam.h >> @@ -94,5 +94,7 @@ extern const struct pci_ecam_ops loongson_pci_ecam_ops; /* Loongson PCIe */ >> /* for DT-based PCI controllers that support ECAM */ >> int pci_host_common_probe(struct platform_device *pdev); >> void pci_host_common_remove(struct platform_device *pdev); >> +struct pci_config_window *gen_pci_init(struct device *dev, >> + struct pci_host_bridge *bridge, const struct pci_ecam_ops *ops); >> #endif >> #endif >> -- >> 2.25.1 >> >
diff --git a/drivers/pci/controller/pci-host-common.c b/drivers/pci/controller/pci-host-common.c index cf5f59a745b3..b9460a4c5b7e 100644 --- a/drivers/pci/controller/pci-host-common.c +++ b/drivers/pci/controller/pci-host-common.c @@ -20,7 +20,7 @@ static void gen_pci_unmap_cfg(void *ptr) pci_ecam_free((struct pci_config_window *)ptr); } -static struct pci_config_window *gen_pci_init(struct device *dev, +struct pci_config_window *gen_pci_init(struct device *dev, struct pci_host_bridge *bridge, const struct pci_ecam_ops *ops) { int err; @@ -48,6 +48,7 @@ static struct pci_config_window *gen_pci_init(struct device *dev, return cfg; } +EXPORT_SYMBOL_GPL(gen_pci_init); int pci_host_common_probe(struct platform_device *pdev) { diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h index 3a4860bd2758..386c08349169 100644 --- a/include/linux/pci-ecam.h +++ b/include/linux/pci-ecam.h @@ -94,5 +94,7 @@ extern const struct pci_ecam_ops loongson_pci_ecam_ops; /* Loongson PCIe */ /* for DT-based PCI controllers that support ECAM */ int pci_host_common_probe(struct platform_device *pdev); void pci_host_common_remove(struct platform_device *pdev); +struct pci_config_window *gen_pci_init(struct device *dev, + struct pci_host_bridge *bridge, const struct pci_ecam_ops *ops); #endif #endif
Export gen_pci_init() API to create ECAM and initialized ECAM OPs from PCIe driver which don't have way to populate driver_data as just ECAM ops. Signed-off-by: Mayank Rana <quic_mrana@quicinc.com> --- drivers/pci/controller/pci-host-common.c | 3 ++- include/linux/pci-ecam.h | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-)