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SubjectRe: [PATCH] drm/msm: fix building with DEBUG_FS=n
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On 15/01/2019 16.46, Rasmus Villemoes wrote:
> With CONFIG_DEV_COREDUMP=y and CONFIG_DEBUG_FS=n, building fails:
>
> drivers/gpu/drm/msm/adreno/a2xx_gpu.c:428:4: error: ‘struct msm_gpu_funcs’ has no member named ‘show’
> .show = adreno_show,
> ^~~~
> drivers/gpu/drm/msm/adreno/a2xx_gpu.c:428:11: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
> .show = adreno_show,
> ^~~~~~~~~~~
> drivers/gpu/drm/msm/adreno/a2xx_gpu.c:428:11: note: (near initialization for ‘funcs.base.gpu_busy’)
> cc1: some warnings being treated as errors
>
> Fixes: c0fec7f562ec7 (drm/msm/gpu: Capture the GPU state on a GPU hang)
> Cc: stable@vger.kernel.org # v4.19+
> Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
> ---
> drivers/gpu/drm/msm/msm_gpu.h | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
> index efb49bb64191..4cb41db7f9e8 100644
> --- a/drivers/gpu/drm/msm/msm_gpu.h
> +++ b/drivers/gpu/drm/msm/msm_gpu.h
> @@ -63,10 +63,12 @@ struct msm_gpu_funcs {
> struct msm_ringbuffer *(*active_ring)(struct msm_gpu *gpu);
> void (*recover)(struct msm_gpu *gpu);
> void (*destroy)(struct msm_gpu *gpu);
> -#ifdef CONFIG_DEBUG_FS
> - /* show GPU status in debugfs: */
> +#if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP)
> + /* show GPU status in debugfs or device coredump: */
> void (*show)(struct msm_gpu *gpu, struct msm_gpu_state *state,
> struct drm_printer *p);
> +#endif
> +#ifdef CONFIG_DEBUG_FS
> /* for generation specific debugfs: */
> int (*debugfs_init)(struct msm_gpu *gpu, struct drm_minor *minor);
> #endif
>

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