[PATCH 08/11] drm/{i915, xe}/stolen: add device pointer to struct intel_stolen_node

[Jani Nikula]

Add backpointers to i915/xe to allow simplifying some interfaces in
follow-up.

Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 4 ++++
 drivers/gpu/drm/xe/display/xe_stolen.c     | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c 
b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
index 5991ccd3f328..8bc71fb2a765 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
@@ -25,6 +25,7 @@
 #include "intel_pci_config.h"
 
 struct intel_stolen_node {
+       struct drm_i915_private *i915;
        struct drm_mm_node node;
 };
 
@@ -1064,12 +1065,15 @@ u64 i915_gem_stolen_node_size(const struct 
intel_stolen_node *node)
 
 struct intel_stolen_node *i915_gem_stolen_node_alloc(struct drm_device *drm)
 {
+       struct drm_i915_private *i915 = to_i915(drm);
        struct intel_stolen_node *node;
 
        node = kzalloc(sizeof(*node), GFP_KERNEL);
        if (!node)
                return NULL;
 
+       node->i915 = i915;
+
        return node;
 }
 
diff --git a/drivers/gpu/drm/xe/display/xe_stolen.c 
b/drivers/gpu/drm/xe/display/xe_stolen.c
index b218df40324a..eea182b569a1 100644
--- a/drivers/gpu/drm/xe/display/xe_stolen.c
+++ b/drivers/gpu/drm/xe/display/xe_stolen.c
@@ -7,6 +7,7 @@
 #include "xe_validation.h"
 
 struct intel_stolen_node {
+       struct xe_device *xe;
        struct xe_bo *bo;
 };
 
@@ -104,12 +105,15 @@ u64 i915_gem_stolen_node_size(const struct 
intel_stolen_node *node)
 
 struct intel_stolen_node *i915_gem_stolen_node_alloc(struct drm_device *drm)
 {
+       struct xe_device *xe = to_xe_device(drm);
        struct intel_stolen_node *node;
 
        node = kzalloc(sizeof(*node), GFP_KERNEL);
        if (!node)
                return NULL;
 
+       node->xe = xe;
+
        return node;
 }
 
-- 
2.47.3