Subject: Re: [PATCH V2 1/7] firmware: imx: Add stubs for !CONFIG_IMX_SCU case

From: Shawn Guo <[email-masked]>
Date: Mon, 16 Mar 2020 08:28:04 +0800

On Sat, Mar 07, 2020 at 09:25:53AM +0800, Anson Huang wrote:
> Add stubs for those i.MX SCU APIs to make those modules depending
> on IMX_SCU can pass build when COMPILE_TEST is enabled.
> 
> Signed-off-by: Anson Huang <[email-masked]>

Already had such a patch from Peng Fan.

Shawn

> ---
> new patch.
> ---
>  include/linux/firmware/imx/ipc.h | 11 +++++++++++
>  include/linux/firmware/imx/sci.h | 19 +++++++++++++++++++
>  2 files changed, 30 insertions(+)
> 
> diff --git a/include/linux/firmware/imx/ipc.h b/include/linux/firmware/imx/ipc.h
> index 8910574..3fff0e2 100644
> --- a/include/linux/firmware/imx/ipc.h
> +++ b/include/linux/firmware/imx/ipc.h
> @@ -34,6 +34,7 @@ struct imx_sc_rpc_msg {
>  	uint8_t func;
>  };
>  
> +#ifdef CONFIG_IMX_SCU
>  /*
>   * This is an function to send an RPC message over an IPC channel.
>   * It is called by client-side SCFW API function shims.
> @@ -55,4 +56,14 @@ int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg, bool have_resp);
>   * @return Returns an error code (0 = success, failed if < 0)
>   */
>  int imx_scu_get_handle(struct imx_sc_ipc **ipc);
> +#else
> +static inline int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg, bool have_resp)
> +{
> +	return 0;
> +}
> +static inline int imx_scu_get_handle(struct imx_sc_ipc **ipc)
> +{
> +	return 0;
> +}
> +#endif
>  #endif /* _SC_IPC_H */
> diff --git a/include/linux/firmware/imx/sci.h b/include/linux/firmware/imx/sci.h
> index 17ba4e4..4688b60 100644
> --- a/include/linux/firmware/imx/sci.h
> +++ b/include/linux/firmware/imx/sci.h
> @@ -16,8 +16,27 @@
>  #include <linux/firmware/imx/svc/misc.h>
>  #include <linux/firmware/imx/svc/pm.h>
>  
> +#ifdef CONFIG_IMX_SCU
>  int imx_scu_enable_general_irq_channel(struct device *dev);
>  int imx_scu_irq_register_notifier(struct notifier_block *nb);
>  int imx_scu_irq_unregister_notifier(struct notifier_block *nb);
>  int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable);
> +#else
> +static inline int imx_scu_enable_general_irq_channel(struct device *dev)
> +{
> +	return 0;
> +}
> +static inline int imx_scu_irq_register_notifier(struct notifier_block *nb)
> +{
> +	return 0;
> +}
> +static inline int imx_scu_irq_unregister_notifier(struct notifier_block *nb)
> +{
> +	return 0;
> +}
> +static inline int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable)
> +{
> +	return 0;
> +}
> +#endif
>  #endif /* _SC_SCI_H */
> -- 
> 2.7.4
> 

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