[PATCH 3/3] drm/msm: Fix compilation error when CONFIG_DEBUG_FS undefined

[Emil Velikov]

On 6 March 2017 at 20:27, Sean Paul <seanpaul at chromium.org> wrote:
> Fixes the following compilation error when CONFIG_DEBUG_FS undefined:
>
> CC [M]  drivers/gpu/drm/msm/adreno/a5xx_gpu.o
> ../drivers/gpu/drm/msm/adreno/a5xx_gpu.c:863:3: error: unknown field ‘show’ specified in initializer
> ../drivers/gpu/drm/msm/adreno/a5xx_gpu.c:863:11: error: ‘a5xx_show’ undeclared here (not in a function)
> ../drivers/gpu/drm/msm/adreno/a5xx_gpu.c:863:3: warning: excess elements in struct initializer [enabled by default]
> ../drivers/gpu/drm/msm/adreno/a5xx_gpu.c:863:3: warning: (near initialization for ‘funcs.base’) [enabled by default]
> make[5]: *** [drivers/gpu/drm/msm/adreno/a5xx_gpu.o] Error 1
> make[4]: *** [drivers/gpu/drm/msm] Error 2
> make[4]: *** Waiting for unfinished jobs....
>
> Fixes: b5f103ab98c7 ("drm/msm: gpu: Add A5XX target support")
> Cc: Jordan Crouse <jcrouse at codeaurora.org>
> Cc: Rob Clark <robdclark at gmail.com>
> Signed-off-by: Sean Paul <seanpaul at chromium.org>
> ---
>  drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
> index 4414cf73735d..f0c8bd74ca91 100644
> --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
> +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
> @@ -860,7 +860,9 @@ static const struct adreno_gpu_funcs funcs = {
>                 .idle = a5xx_idle,
>                 .irq = a5xx_irq,
>                 .destroy = a5xx_destroy,
> +#ifdef CONFIG_DEBUG_FS
>                 .show = a5xx_show,
> +#endif
A drm_compat_ioctl-like solution might be cleaner but this also works ;-)

-Emil