Merge tag 'drm-intel-next-2021-11-30' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

drm/i915 feature pull for v5.17:

Features and functionality:
- Implement per-lane DP drive settings for ICL+ (Ville)
- Enable runtime pm autosuspend by default (Tilak Tangudu)
- ADL-P DSI support (Vandita)
- Add support for pipe C and D DMC firmware (Anusha)
- Implement (near)atomic gamma LUT updates via vblank workers (Ville)
- Split plane updates to noarm+arm phases (Ville)
- Remove the CCS FB stride restrictions on ADL-P (Imre)
- Add PSR selective fetch support for biplanar formats (Jouni)
- Add support for display audio codec keepalive (Kai)
- VRR platform support for display 11 (Manasi)

Refactoring and cleanups:
- FBC refactoring and cleanups preparing for multiple FBC instances (Ville)
- PCH modeset refactoring, move to its own file (Ville)
- Refactor and simplify handling of modifiers (Imre)
- PXP cleanups (Ville)
- Display header and include refactoring (Jani)
- Some register macro cleanups (Ville)
- Refactor DP HDMI DFP limit code (Ville)

Fixes:
- Disable DSB usage for now due to incorrect gamma LUT updates (Ville)
- Check async flip state of every crtc and plane only once (José)
- Fix DPT FB suspend/resume (Imre)
- Fix black screen on reboot due to disabled DP++ TMDS output buffers (Ville)
- Don't request GMBUS to generate irqs when called while irqs are off (Ville)
- Fix type1 DVI DP dual mode adapter heuristics for modern platforms (Ville)
- Fix fix integer overflow in 128b/132b data rate calculation (Jani)
- Fix bigjoiner state readout (Ville)
- Build fix for non-x86 (Siva)
- PSR fixes (José, Jouni, Ville)
- Disable ADL-P underrun recovery (José)
- Fix DP link parameter usage before valid DPCD (Imre)
- VRR vblank and frame counter fixes (Ville)
- Fix fastsets on TypeC ports following a non-blocking modeset (Imre)
- Compiler warning fixes (Nathan Chancellor)
- Fix DSI HS mode commands (William Tseng)
- Error return fixes (Dan Carpenter)
- Update memory bandwidth calculations (Radhakrishna)
- Implement WM0 cursor WA for DG2 (Stan)
- Fix DSI Double pixelclock on read-back for dual-link panels (Hans de Goede)
- HDMI 2.1 PCON FRL configuration fixes (Ankit)

Merges:
- DP link training delay helpers, via topic branch (Jani)
- Backmerge drm-next (Jani)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87v909it0t.fsf@intel.com

1 files changed, 69 insertions, 20 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
index cdc68fb51ba6..e3a0bfb7be84 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
@@ -39,6 +39,7 @@
 #include "intel_atomic_plane.h"
 #include "intel_cdclk.h"
 #include "intel_display_types.h"
+#include "intel_fb.h"
 #include "intel_fb_pin.h"
 #include "intel_pm.h"
 #include "intel_sprite.h"
@@ -469,31 +470,72 @@ skl_next_plane_to_commit(struct intel_atomic_state *state,
 	return NULL;
 }
 
-void intel_update_plane(struct intel_plane *plane,
-			const struct intel_crtc_state *crtc_state,
-			const struct intel_plane_state *plane_state)
+void intel_plane_update_noarm(struct intel_plane *plane,
+			      const struct intel_crtc_state *crtc_state,
+			      const struct intel_plane_state *plane_state)
 {
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 
-	trace_intel_update_plane(&plane->base, crtc);
+	trace_intel_plane_update_noarm(&plane->base, crtc);
+
+	if (plane->update_noarm)
+		plane->update_noarm(plane, crtc_state, plane_state);
+}
+
+void intel_plane_update_arm(struct intel_plane *plane,
+			    const struct intel_crtc_state *crtc_state,
+			    const struct intel_plane_state *plane_state)
+{
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+
+	trace_intel_plane_update_arm(&plane->base, crtc);
 
 	if (crtc_state->uapi.async_flip && plane->async_flip)
 		plane->async_flip(plane, crtc_state, plane_state, true);
 	else
-		plane->update_plane(plane, crtc_state, plane_state);
+		plane->update_arm(plane, crtc_state, plane_state);
 }
 
-void intel_disable_plane(struct intel_plane *plane,
-			 const struct intel_crtc_state *crtc_state)
+void intel_plane_disable_arm(struct intel_plane *plane,
+			     const struct intel_crtc_state *crtc_state)
 {
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 
-	trace_intel_disable_plane(&plane->base, crtc);
-	plane->disable_plane(plane, crtc_state);
+	trace_intel_plane_disable_arm(&plane->base, crtc);
+	plane->disable_arm(plane, crtc_state);
 }
 
-void skl_update_planes_on_crtc(struct intel_atomic_state *state,
-			       struct intel_crtc *crtc)
+void intel_update_planes_on_crtc(struct intel_atomic_state *state,
+				 struct intel_crtc *crtc)
+{
+	struct intel_crtc_state *new_crtc_state =
+		intel_atomic_get_new_crtc_state(state, crtc);
+	u32 update_mask = new_crtc_state->update_planes;
+	struct intel_plane_state *new_plane_state;
+	struct intel_plane *plane;
+	int i;
+
+	if (new_crtc_state->uapi.async_flip)
+		return;
+
+	/*
+	 * Since we only write non-arming registers here,
+	 * the order does not matter even for skl+.
+	 */
+	for_each_new_intel_plane_in_state(state, plane, new_plane_state, i) {
+		if (crtc->pipe != plane->pipe ||
+		    !(update_mask & BIT(plane->id)))
+			continue;
+
+		/* TODO: for mailbox updates this should be skipped */
+		if (new_plane_state->uapi.visible ||
+		    new_plane_state->planar_slave)
+			intel_plane_update_noarm(plane, new_crtc_state, new_plane_state);
+	}
+}
+
+void skl_arm_planes_on_crtc(struct intel_atomic_state *state,
+			    struct intel_crtc *crtc)
 {
 	struct intel_crtc_state *old_crtc_state =
 		intel_atomic_get_old_crtc_state(state, crtc);
@@ -515,17 +557,20 @@ void skl_update_planes_on_crtc(struct intel_atomic_state *state,
 		struct intel_plane_state *new_plane_state =
 			intel_atomic_get_new_plane_state(state, plane);
 
+		/*
+		 * TODO: for mailbox updates intel_plane_update_noarm()
+		 * would have to be called here as well.
+		 */
 		if (new_plane_state->uapi.visible ||
-		    new_plane_state->planar_slave) {
-			intel_update_plane(plane, new_crtc_state, new_plane_state);
-		} else {
-			intel_disable_plane(plane, new_crtc_state);
-		}
+		    new_plane_state->planar_slave)
+			intel_plane_update_arm(plane, new_crtc_state, new_plane_state);
+		else
+			intel_plane_disable_arm(plane, new_crtc_state);
 	}
 }
 
-void i9xx_update_planes_on_crtc(struct intel_atomic_state *state,
-				struct intel_crtc *crtc)
+void i9xx_arm_planes_on_crtc(struct intel_atomic_state *state,
+			     struct intel_crtc *crtc)
 {
 	struct intel_crtc_state *new_crtc_state =
 		intel_atomic_get_new_crtc_state(state, crtc);
@@ -539,10 +584,14 @@ void i9xx_update_planes_on_crtc(struct intel_atomic_state *state,
 		    !(update_mask & BIT(plane->id)))
 			continue;
 
+		/*
+		 * TODO: for mailbox updates intel_plane_update_noarm()
+		 * would have to be called here as well.
+		 */
 		if (new_plane_state->uapi.visible)
-			intel_update_plane(plane, new_crtc_state, new_plane_state);
+			intel_plane_update_arm(plane, new_crtc_state, new_plane_state);
 		else
-			intel_disable_plane(plane, new_crtc_state);
+			intel_plane_disable_arm(plane, new_crtc_state);
 	}
 }