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| author | Jani Nikula <jani.nikula@intel.com> | 2026-03-02 20:17:37 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2026-03-11 11:32:10 +0200 |
| commit | 2cca25160d159e6351e3273b088db0b4f359ef6a (patch) | |
| tree | 5689270961e8f694cb8af9b4e5272cd301265941 /include/drm | |
| parent | 6a3e5eb3c51dbd01ca46c2c40a67bea1dd845cdb (diff) | |
| download | linux-next-2cca25160d159e6351e3273b088db0b4f359ef6a.tar.gz linux-next-2cca25160d159e6351e3273b088db0b4f359ef6a.zip | |
drm/{i915, xe}/frontbuffer: move frontbuffer handling to parent interface
Move the get/put/ref/flush_for_display calls to the display parent
interface.
For i915, move the hooks next to the other i915 core frontbuffer code in
i915_gem_object_frontbuffer.c. For xe, add new file xe_frontbuffer.c for
the same.
Note: The intel_frontbuffer_flush() calls from
i915_gem_object_frontbuffer.c will partially route back to i915 core via
the parent interface. This is less than stellar.
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Link: https://patch.msgid.link/f69b967ed82bbcfd60ffa77ba197b26a1399f09f.1772475391.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/intel/display_parent_interface.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/drm/intel/display_parent_interface.h b/include/drm/intel/display_parent_interface.h index 6a88c8640683..c044472b9400 100644 --- a/include/drm/intel/display_parent_interface.h +++ b/include/drm/intel/display_parent_interface.h @@ -17,6 +17,7 @@ struct drm_scanout_buffer; struct i915_vma; struct intel_dpt; struct intel_dsb_buffer; +struct intel_frontbuffer; struct intel_hdcp_gsc_context; struct intel_initial_plane_config; struct intel_panic; @@ -42,6 +43,13 @@ struct intel_display_dsb_interface { void (*flush_map)(struct intel_dsb_buffer *dsb_buf); }; +struct intel_display_frontbuffer_interface { + struct intel_frontbuffer *(*get)(struct drm_gem_object *obj); + void (*ref)(struct intel_frontbuffer *front); + void (*put)(struct intel_frontbuffer *front); + void (*flush_for_display)(struct intel_frontbuffer *front); +}; + struct intel_display_hdcp_interface { ssize_t (*gsc_msg_send)(struct intel_hdcp_gsc_context *gsc_context, void *msg_in, size_t msg_in_len, @@ -172,6 +180,9 @@ struct intel_display_parent_interface { /** @dsb: DSB buffer interface */ const struct intel_display_dsb_interface *dsb; + /** @frontbuffer: Frontbuffer interface */ + const struct intel_display_frontbuffer_interface *frontbuffer; + /** @hdcp: HDCP GSC interface */ const struct intel_display_hdcp_interface *hdcp; |