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Date:   Thu, 2 Nov 2017 10:33:06 -0400
From:   Harry Wentland <harry.wentland@....com>
To:     Arnd Bergmann <arnd@...db.de>,
        Alex Deucher <alexander.deucher@....com>,
        Christian K├Ânig <christian.koenig@....com>
Cc:     David Airlie <airlied@...ux.ie>, Tony Cheng <Tony.Cheng@....com>,
        Dave Airlie <airlied@...hat.com>,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] drm/amdgpu/display: provide ASSERT macros
 unconditionally

On 2017-11-02 10:24 AM, Arnd Bergmann wrote:
> It seems impossible to build this driver without setting either
> CONFIG_DEBUG_KERNEL or CONFIG_DEBUG_DRIVER:
> 
> drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services.h: In function 'set_reg_field_value_ex':
> drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services.h:132:2: error: implicit declaration of function 'ASSERT'; did you mean 'IS_ERR'? [-Werror=implicit-function-declaration]
> 
> This moves the ASSERT() macro and related helpers outside of
> the #ifdef to get it to build again.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Reviewed-by: Harry Wentland <harry.wentland@....com>

Harry

> ---
>  drivers/gpu/drm/amd/display/dc/os_types.h | 4 ----
>  1 file changed, 4 deletions(-)
> 
> v2: remove accidtental comment change.
> 
> diff --git a/drivers/gpu/drm/amd/display/dc/os_types.h b/drivers/gpu/drm/amd/display/dc/os_types.h
> index 86170b40b5c5..a87c0329541f 100644
> --- a/drivers/gpu/drm/amd/display/dc/os_types.h
> +++ b/drivers/gpu/drm/amd/display/dc/os_types.h
> @@ -61,8 +61,6 @@
>   * general debug capabilities
>   *
>   */
> -#if defined(CONFIG_DEBUG_KERNEL) || defined(CONFIG_DEBUG_DRIVER)
> -
>  #if defined(CONFIG_HAVE_KGDB) || defined(CONFIG_KGDB)
>  #define ASSERT_CRITICAL(expr) do {	\
>  	if (WARN_ON(!(expr))) { \
> @@ -86,8 +84,6 @@
>  
>  #define BREAK_TO_DEBUGGER() ASSERT(0)
>  
> -#endif /* CONFIG_DEBUG_KERNEL || CONFIG_DEBUG_DRIVER */
> -
>  #define DC_ERR(...)  do { \
>  	dm_error(__VA_ARGS__); \
>  	BREAK_TO_DEBUGGER(); \
> 

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