From: YueHaibing <yuehaibing@xxxxxxxxxx> 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@xxxxxxxxxx> Fixes: 1707add81551 ("drm/msm/a6xx: Add a6xx gpu state") Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- 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 drm_puts(p, "registers:\n"); for (i = 0; i < a6xx_state->nr_registers; i++) { -- 2.7.0