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authorDave Airlie <airlied@redhat.com>2018-03-14 03:59:16 +0300
committerDave Airlie <airlied@redhat.com>2018-03-14 03:59:16 +0300
commit0b8eeac5c6ca6dcb19cce04bf8910006ac73dbd3 (patch)
treeb883a42fa60a1a092bf4649051dbc4e3ba9677a2 /include/drm/drm_atomic.h
parent62ccb6533920ce6e8a18ef7c5ee3f98783a1a42a (diff)
parent60beeccc72cabefcb8874fec542b3142e262b6c2 (diff)
downloadlinux-0b8eeac5c6ca6dcb19cce04bf8910006ac73dbd3.tar.xz
Merge tag 'drm-misc-next-2018-03-09-3' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for 4.17: UAPI Changes: plane: Add color encoding/range properties (Jyri) nouveau: Replace iturbt_709 property with color_encoding property (Ville) Core Changes: atomic: Move plane clipping into plane check helper (Ville) property: Multiple new property checks/verification (Ville) Driver Changes: rockchip: Fixes & improvements for rk3399/chromebook plus (various) sun4i: Add H3/H5 HDMI support (Jernej) i915: Add support for limited/full-range ycbcr toggling (Ville) pl111: Add bandwidth checking/limiting (Linus) Cc: Jernej Skrabec <jernej.skrabec@siol.net> Cc: Jyri Sarha <jsarha@ti.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Linus Walleij <linus.walleij@linaro.org> * tag 'drm-misc-next-2018-03-09-3' of git://anongit.freedesktop.org/drm/drm-misc: (85 commits) drm/rockchip: Don't use atomic constructs for psr drm/rockchip: analogix_dp: set psr activate/deactivate when enable/disable bridge drm/rockchip: dw_hdmi: Move HDMI vpll clock enable to bind() drm/rockchip: inno_hdmi: reorder clk_disable_unprepare call in unbind drm/rockchip: inno_hdmi: Fix error handling path. drm/rockchip: dw-mipi-dsi: Fix connector and encoder cleanup. drm/nouveau: Replace the iturbt_709 prop with the standard COLOR_ENCODING prop drm/pl111: Use max memory bandwidth for resolution drm/bridge: sii902x: Retry status read after DDI I2C drm/pl111: Handle the RealView variant separately drm/pl111: Make the default BPP a per-variant variable drm: simple_kms_helper: Fix .mode_valid() documentation bridge: Elaborate a bit on dumb VGA bridges in Kconfig drm/atomic: Add new reverse iterator over all plane state (V2) drm: Reject bad property flag combinations drm: Make property flags u32 drm/uapi: Deprecate DRM_MODE_PROP_PENDING drm: WARN when trying to add enum value > 63 to a bitmask property drm: WARN when trying add enum values to non-enum/bitmask properties drm: Reject replacing property enum values ...
Diffstat (limited to 'include/drm/drm_atomic.h')
-rw-r--r--include/drm/drm_atomic.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 2c711a24c80c..a57a8aa90ffb 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -754,6 +754,28 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
(new_plane_state) = (__state)->planes[__i].new_state, 1))
/**
+ * for_each_oldnew_plane_in_state_reverse - iterate over all planes in an atomic
+ * update in reverse order
+ * @__state: &struct drm_atomic_state pointer
+ * @plane: &struct drm_plane iteration cursor
+ * @old_plane_state: &struct drm_plane_state iteration cursor for the old state
+ * @new_plane_state: &struct drm_plane_state iteration cursor for the new state
+ * @__i: int iteration cursor, for macro-internal use
+ *
+ * This iterates over all planes in an atomic update in reverse order,
+ * tracking both old and new state. This is useful in places where the
+ * state delta needs to be considered, for example in atomic check functions.
+ */
+#define for_each_oldnew_plane_in_state_reverse(__state, plane, old_plane_state, new_plane_state, __i) \
+ for ((__i) = ((__state)->dev->mode_config.num_total_plane - 1); \
+ (__i) >= 0; \
+ (__i)--) \
+ for_each_if ((__state)->planes[__i].ptr && \
+ ((plane) = (__state)->planes[__i].ptr, \
+ (old_plane_state) = (__state)->planes[__i].old_state,\
+ (new_plane_state) = (__state)->planes[__i].new_state, 1))
+
+/**
* for_each_old_plane_in_state - iterate over all planes in an atomic update
* @__state: &struct drm_atomic_state pointer
* @plane: &struct drm_plane iteration cursor