[PATCH] drm: Include <asm/agp.h> iff CONFIG_AGP is set

[Thomas Zimmermann]

Platforms without AGP don't provide the AGP header. Only include it
if CONFIG_AGP is set.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.
Fixes: 04dfe19a5ed6 ("drm: Mark AGP implementation and ioctls as legacy")
Cc: Thomas Zimmermann <tzimmermann at suse.de>
Cc: Alex Deucher <alexander.deucher at amd.com>
Cc: Christian König <christian.koenig at amd.com>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Cc: Maxime Ripard <mripard at kernel.org>
Cc: David Airlie <airlied at linux.ie>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: "Christian König" <christian.koenig at amd.com>
Cc: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
Cc: Jason Yan <yanaijie at huawei.com>
Cc: Lee Jones <lee.jones at linaro.org>
Cc: Sam Ravnborg <sam at ravnborg.org>
Cc: dri-devel at lists.freedesktop.org
---
 drivers/gpu/drm/drm_agpsupport.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/drm_agpsupport.c b/drivers/gpu/drm/drm_agpsupport.c
index 07c10443770e..a4ad6fd13abc 100644
--- a/drivers/gpu/drm/drm_agpsupport.c
+++ b/drivers/gpu/drm/drm_agpsupport.c
@@ -35,7 +35,9 @@
 #include <linux/pci.h>
 #include <linux/slab.h>
 
+#if IS_ENABLED(CONFIG_AGP)
 #include <asm/agp.h>
+#endif
 
 #include <drm/drm_device.h>
 #include <drm/drm_drv.h>
-- 
2.31.1