[PATCH 2/4] usb: dwc2: Move static function prototypes into core.c

[Sascha Hauer]

Hi Jules,

On Wed, Dec 09, 2020 at 03:55:45PM +0100, Jules Maselbas wrote:
> Theses functions were only used in dwc2/core.c and where defined as
> static.
> 
> Signed-off-by: Jules Maselbas <jmaselbas at kalray.eu>
> ---
>  drivers/usb/dwc2/core.c | 5 +++++
>  drivers/usb/dwc2/dwc2.h | 6 +-----
>  2 files changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c
> index c4a3cc789..a61acf553 100644
> --- a/drivers/usb/dwc2/core.c
> +++ b/drivers/usb/dwc2/core.c
> @@ -1,6 +1,11 @@
>  // SPDX-License-Identifier: GPL-2.0+
>  #include "dwc2.h"
>  
> +static void dwc2_set_param_otg_cap(struct dwc2 *dwc2);
> +static void dwc2_set_param_phy_type(struct dwc2 *dwc2);
> +static void dwc2_set_param_speed(struct dwc2 *dwc2);
> +static void dwc2_set_param_phy_utmi_width(struct dwc2 *dwc2);
> +

There should be a forward declaration necessary for static functions.
You are changing the declarations to static here, but not the
implementations further down in this file, so this shouldn't compile.

>  /* Returns the controller's GHWCFG2.OTG_MODE. */
>  static unsigned int dwc2_op_mode(struct dwc2 *dwc2)
>  {
> diff --git a/drivers/usb/dwc2/dwc2.h b/drivers/usb/dwc2/dwc2.h
> index 196f4a07f..70a747302 100644
> --- a/drivers/usb/dwc2/dwc2.h
> +++ b/drivers/usb/dwc2/dwc2.h
> @@ -8,13 +8,9 @@
>  #include "core.h"
>  
>  /* Core functions */
> -void dwc2_set_param_otg_cap(struct dwc2 *dwc2);
> -void dwc2_set_param_phy_type(struct dwc2 *dwc2);
> -void dwc2_set_param_speed(struct dwc2 *dwc2);
> -void dwc2_set_param_phy_utmi_width(struct dwc2 *dwc2);
> -void dwc2_set_default_params(struct dwc2 *dwc2);
>  int dwc2_core_snpsid(struct dwc2 *dwc2);
>  void dwc2_get_hwparams(struct dwc2 *dwc2);
> +void dwc2_set_default_params(struct dwc2 *dwc2);

No need to move this declaration.

Sascha

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