[Intel-xe] [PATCH v8 5/6] drm/i915: xe dpt integration

[Juha-Pekka Heikkila]

Abstract i915 and Xe dpt related differences.

Signed-off-by: Jani Nikula <jani.nikula at intel.com>
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
 drivers/gpu/drm/i915/display/intel_fb.c | 16 +++++++++++-----
 drivers/gpu/drm/xe/Makefile             |  2 +-
 drivers/gpu/drm/xe/display/xe_fb_pin.c  | 14 ++++++++++++++
 3 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
index a21b312bc54b..f7675284907f 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -1885,17 +1885,24 @@ int intel_plane_compute_gtt(struct intel_plane_state *plane_state)
 	return intel_plane_check_stride(plane_state);
 }
 
-static void intel_user_framebuffer_destroy(struct drm_framebuffer *fb)
+static void intel_user_framebuffer_destroy_vm(struct drm_framebuffer *fb)
 {
 	struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
 
-	drm_framebuffer_cleanup(fb);
-
 	if (intel_fb_uses_dpt(fb))
 		intel_dpt_destroy(intel_fb->dpt_vm);
+}
+
+static void intel_user_framebuffer_destroy(struct drm_framebuffer *fb)
+{
+	struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
+
+	drm_framebuffer_cleanup(fb);
 
 	intel_frontbuffer_put(intel_fb->frontbuffer);
 
+	intel_user_framebuffer_destroy_vm(fb);
+
 	kfree(intel_fb);
 }
 
@@ -2166,8 +2173,7 @@ int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
 	return 0;
 
 err_free_dpt:
-	if (intel_fb_uses_dpt(fb))
-		intel_dpt_destroy(intel_fb->dpt_vm);
+	intel_user_framebuffer_destroy_vm(fb);
 err:
 	intel_frontbuffer_put(intel_fb->frontbuffer);
 	return ret;
diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile
index a1a8847e2ba3..b82641dcca70 100644
--- a/drivers/gpu/drm/xe/Makefile
+++ b/drivers/gpu/drm/xe/Makefile
@@ -201,7 +201,7 @@ xe-$(CONFIG_DRM_XE_DISPLAY) += \
 	i915-display/intel_dp_mst.o \
 	i915-display/intel_dpll.o \
 	i915-display/intel_dpll_mgr.o \
-	i915-display/intel_dpt.o \
+	i915-display/intel_dpt_common.o \
 	i915-display/intel_drrs.o \
 	i915-display/intel_dsb.o \
 	i915-display/intel_dsi.o \
diff --git a/drivers/gpu/drm/xe/display/xe_fb_pin.c b/drivers/gpu/drm/xe/display/xe_fb_pin.c
index ffd35a59f405..722c84a56607 100644
--- a/drivers/gpu/drm/xe/display/xe_fb_pin.c
+++ b/drivers/gpu/drm/xe/display/xe_fb_pin.c
@@ -368,3 +368,17 @@ void intel_plane_unpin_fb(struct intel_plane_state *old_plane_state)
 	__xe_unpin_fb_vma(old_plane_state->ggtt_vma);
 	old_plane_state->ggtt_vma = NULL;
 }
+
+/*
+ * For Xe introduce dummy intel_dpt_create which just return NULL and
+ * intel_dpt_destroy which does nothing.
+ */
+struct i915_address_space *intel_dpt_create(struct intel_framebuffer *fb)
+{
+	return NULL;
+}
+
+void intel_dpt_destroy(struct i915_address_space *vm)
+{
+	return;
+}
\ No newline at end of file
-- 
2.25.1