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charset="us-ascii"; Format="flowed" Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On 9/15/2026 8:47 PM, Sebastian Reichel wrote: > Add support for custom PHY handling steps in platform glue code > by adding a post registration hook. This will be used for handling > PHY reset notifications on the Rockchip platform. > > Tested-by: Igor Paunovic # Orange Pi 5 Plus > Signed-off-by: Sebastian Reichel Reviewed-by: Krishna Kurapati > --- > drivers/usb/dwc3/core.c | 2 +- > drivers/usb/dwc3/core.h | 9 +++++++++ > 2 files changed, 10 insertions(+), 1 deletion(-) > > diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c > index 4b7132887a03..daf5aec07fbf 100644 > --- a/drivers/usb/dwc3/core.c > +++ b/drivers/usb/dwc3/core.c > @@ -1613,7 +1613,7 @@ static int dwc3_core_get_phy(struct dwc3 *dwc) > } > } > > - return 0; > + return dwc3_post_phy_registration(dwc); > } > > static int dwc3_core_init_mode(struct dwc3 *dwc) > diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h > index 608daeb7ef10..e9d8df0a298e 100644 > --- a/drivers/usb/dwc3/core.h > +++ b/drivers/usb/dwc3/core.h > @@ -995,10 +995,12 @@ struct dwc3_scratchpad_array { > * need to be passed on to glue layer > * @pre_set_role: Notify glue of role switch notifications > * @pre_run_stop: Notify run stop enable/disable information to glue > + * @post_phy_registration: Called directly after PHY got registered > */ > struct dwc3_glue_ops { > void (*pre_set_role)(struct dwc3 *dwc, enum usb_role role); > void (*pre_run_stop)(struct dwc3 *dwc, bool is_on); > + int (*post_phy_registration)(struct dwc3 *dwc); > }; > > /** > @@ -1655,6 +1657,13 @@ static inline void dwc3_pre_run_stop(struct dwc3 *dwc, bool is_on) > dwc->glue_ops->pre_run_stop(dwc, is_on); > } > > +static inline int dwc3_post_phy_registration(struct dwc3 *dwc) > +{ > + if (dwc->glue_ops && dwc->glue_ops->post_phy_registration) > + return dwc->glue_ops->post_phy_registration(dwc); > + return 0; > +} > + > #if IS_ENABLED(CONFIG_USB_DWC3_HOST) || IS_ENABLED(CONFIG_USB_DWC3_DUAL_ROLE) > int dwc3_host_init(struct dwc3 *dwc); > void dwc3_host_exit(struct dwc3 *dwc); > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip