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From c878a628e0c483ec36fa70f4590e4a58e34a6e49 Mon Sep 17 00:00:00 2001
From: Arnd Bergmann <arnd@arndb.de>
Date: Mon, 13 Aug 2018 23:23:44 +0200
Subject: drm/msm/gpu: fix building without debugfs
Git-commit: c878a628e0c483ec36fa70f4590e4a58e34a6e49
Patch-mainline: v5.0-rc4
References: bsc#1113956

When debugfs is disabled, but coredump is turned on, the adreno driver fails to build:

drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:4: error: 'struct msm_gpu_funcs' has no member named 'show'
   .show = adreno_show,
    ^~~~
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:11: note: (near initialization for 'funcs.base')
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:11: error: initialization of 'void (*)(struct msm_gpu *, struct msm_gem_submit *, struct msm_file_private *)' from incompatible pointer type 'void (*)(struct msm_gpu *, struct msm_gpu_state *, struct drm_printer *)' [-Werror=incompatible-pointer-types]
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:11: note: (near initialization for 'funcs.base.submit')
drivers/gpu/drm/msm/adreno/a4xx_gpu.c:546:4: error: 'struct msm_gpu_funcs' has no member named 'show'
drivers/gpu/drm/msm/adreno/a5xx_gpu.c:1460:4: error: 'struct msm_gpu_funcs' has no member named 'show'
drivers/gpu/drm/msm/adreno/a6xx_gpu.c:769:4: error: 'struct msm_gpu_funcs' has no member named 'show'
drivers/gpu/drm/msm/msm_gpu.c: In function 'msm_gpu_devcoredump_read':
drivers/gpu/drm/msm/msm_gpu.c:289:12: error: 'const struct msm_gpu_funcs' has no member named 'show'

Adjust the #ifdef to make it build again.

Fixes: c0fec7f562ec ("drm/msm/gpu: Capture the GPU state on a GPU hang")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/msm/msm_gpu.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
index efb49bb64191..95170dee9d7a 100644
--- a/drivers/gpu/drm/msm/msm_gpu.h
+++ b/drivers/gpu/drm/msm/msm_gpu.h
@@ -63,7 +63,7 @@ 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
+#if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP)
 	/* show GPU status in debugfs: */
 	void (*show)(struct msm_gpu *gpu, struct msm_gpu_state *state,
 			struct drm_printer *p);
-- 
2.20.1