drm: Replace kernel.h with the necessary inclusions

When kernel.h is used in the headers it adds a lot into dependency hell, especially when there are circular dependencies are involved. Replace kernel.h inclusion with the list of what is really being used. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20211110102423.54282-1-andriy.shevchenko@linux.intel.com
mariux64 · Dec 9, 2021 · ae710a4 · ae710a4
1 parent 0384833
commit ae710a4
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Showing 3 changed files with 5 additions and 3 deletions.
diff --git a/include/drm/drm_gem_ttm_helper.h b/include/drm/drm_gem_ttm_helper.h
@@ -3,7 +3,7 @@
 #ifndef DRM_GEM_TTM_HELPER_H
 #define DRM_GEM_TTM_HELPER_H
 
-#include <linux/kernel.h>
+#include <linux/container_of.h>
 
 #include <drm/drm_device.h>
 #include <drm/drm_gem.h>

diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h
@@ -11,8 +11,8 @@
 #include <drm/ttm/ttm_bo_api.h>
 #include <drm/ttm/ttm_bo_driver.h>
 
+#include <linux/container_of.h>
 #include <linux/dma-buf-map.h>
-#include <linux/kernel.h> /* for container_of() */
 
 struct drm_mode_create_dumb;
 struct drm_plane;

diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
@@ -39,13 +39,15 @@
  */
 #include <linux/bug.h>
 #include <linux/rbtree.h>
-#include <linux/kernel.h>
+#include <linux/limits.h>
 #include <linux/mm_types.h>
 #include <linux/list.h>
 #include <linux/spinlock.h>
 #ifdef CONFIG_DRM_DEBUG_MM
 #include <linux/stackdepot.h>
 #endif
+#include <linux/types.h>
+
 #include <drm/drm_print.h>
 
 #ifdef CONFIG_DRM_DEBUG_MM