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[v4,1/9] drm/i915/display: add intel_display -> drm_device backpointer

Message ID 47dd7bc4aae3c10b18097824e37617c072c66c0b.1713358679.git.jani.nikula@intel.com (mailing list archive)
State New, archived
Headers show
Series drm/i915: better high level abstraction for display | expand

Commit Message

Jani Nikula April 17, 2024, 1:02 p.m. UTC 
As a baby step towards making struct intel_display the main data
structure for display, add a backpointer to struct drm_device that can
be used instead of &i915->drm.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_core.h   | 3 +++
 drivers/gpu/drm/i915/display/intel_display_device.c | 3 +++
 2 files changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h
index 9d89828e87df..7715fc329057 100644
--- a/drivers/gpu/drm/i915/display/intel_display_core.h
+++ b/drivers/gpu/drm/i915/display/intel_display_core.h
@@ -283,6 +283,9 @@  struct intel_wm {
 };
 
 struct intel_display {
+	/* drm device backpointer */
+	struct drm_device *drm;
+
 	/* Display functions */
 	struct {
 		/* Top level crtc-ish functions */
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c
index b8903bd0e82a..120e209ee74a 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.c
+++ b/drivers/gpu/drm/i915/display/intel_display_device.c
@@ -927,6 +927,9 @@  void intel_display_device_probe(struct drm_i915_private *i915)
 	const struct intel_display_device_info *info;
 	u16 ver, rel, step;
 
+	/* Add drm device backpointer as early as possible. */
+	i915->display.drm = &i915->drm;
+
 	if (HAS_GMD_ID(i915))
 		info = probe_gmdid_display(i915, &ver, &rel, &step);
 	else