[Freedreno] [PATCH] drm/msm/a6xx: Fix build with !CONFIG_DEBUG_FS

YueHaibing yuehaibing at huawei.com
Thu Apr 4 02:02:07 UTC 2019


On 2019/4/3 23:36, Jordan Crouse wrote:
> On Wed, Apr 03, 2019 at 02:48:11PM +0800, Yue Haibing wrote:
>> From: YueHaibing <yuehaibing at huawei.com>
>>
>> When building CONFIG_DEBUG_FS is not set
>> gcc warn this:
>>
>> drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c: In function a6xx_show:
>> drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:1124:2: error: implicit declaration of function adreno_show; did you mean adreno_dump? [-Werror=implicit-function-declaration]
>>   adreno_show(gpu, state, p);
>>   ^~~~~~~~~~~
>>
>> Reported-by: Hulk Robot <hulkci at huawei.com>
>> Fixes: 1707add81551 ("drm/msm/a6xx: Add a6xx gpu state")
>> Signed-off-by: YueHaibing <yuehaibing at huawei.com>
>> ---
>>  drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
>> index e686331..d327eb5 100644
>> --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
>> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
>> @@ -1121,7 +1121,9 @@ void a6xx_show(struct msm_gpu *gpu, struct msm_gpu_state *state,
>>  	if (IS_ERR_OR_NULL(state))
>>  		return;
>>  
>> +#if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP)
>>  	adreno_show(gpu, state, p);
>> +#endif
> 
> I agree that this is a problem, but I think I would prefer if we just made a
> stub function for adreno_show instead of doing a inline ifdef, so in
> adreno_gpu.c:
> 
> #ifdef defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP)
> ...
> #else
> void adreno_show(struct msm_gpu *gpu, msm_gpu_state *state,
> 	struct drm_printer *p)
> {
> }
> #endif
> 
> If you want, I can do a quick patch.

Sure, it's ok for me.

> 
> Jordan
> 



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