On Tue, Mar 05, 2013 at 07:51:58PM +0530, Kishon Vijay Abraham I wrote:
> return -EPROBE_DEFER from dwc3_omap_mailbox in dwc3-omap.c, if the probe of
> dwc3-omap has not yet been executed or failed.
>
> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
> ---
> drivers/usb/dwc3/dwc3-omap.c | 7 +++++--
> include/linux/usb/dwc3-omap.h | 6 +++---
> 2 files changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
> index 19c6e72..9428f4e 100644
> --- a/drivers/usb/dwc3/dwc3-omap.c
> +++ b/drivers/usb/dwc3/dwc3-omap.c
> @@ -138,11 +138,14 @@ static inline void dwc3_omap_writel(void __iomem *base, u32 offset, u32 value)
> writel(value, base + offset);
> }
>
> -void dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status)
> +int dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status)
> {
> u32 val;
> struct dwc3_omap *omap = _omap;
>
> + if (!omap)
> + return -EPROBE_DEFER;
> +
> switch (status) {
> case OMAP_DWC3_ID_GROUND:
> dev_dbg(omap->dev, "ID GND\n");
> @@ -185,7 +188,7 @@ void dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status)
> dev_dbg(omap->dev, "ID float\n");
> }
>
> - return;
> + return IRQ_HANDLED;
IRQ_HANDLED ????
--
balbi
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