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From: Chenyu Chen <chen-yu.chen@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: Harry Wentland <harry.wentland@amd.com>,
	Leo Li <sunpeng.li@amd.com>,
	Aurabindo Pillai <aurabindo.pillai@amd.com>,
	Roman Li <roman.li@amd.com>, Wayne Lin <wayne.lin@amd.com>,
	Tom Chung <chiahsuan.chung@amd.com>,
	"Fangzhi Zuo" <jerry.zuo@amd.com>,
	Dan Wheeler <daniel.wheeler@amd.com>, Ray Wu <Ray.Wu@amd.com>,
	Ivan Lipski <ivan.lipski@amd.com>, Alex Hung <alex.hung@amd.com>,
	James Lin <PingLei.Lin@amd.com>,
	Chenyu Chen <Chen-Yu.Chen@amd.com>,
	James Lin <pinglei.lin@amd.com>,
	Chenyu Chen <chen-yu.chen@amd.com>
Subject: [PATCH 45/66] drm/amd/display: Rename lock_and_validation_needed to needs_dc_state_realloc
Date: Tue, 8 Sep 2026 19:31:38 +0800	[thread overview]
Message-ID: <20260908113338.2433445-46-chen-yu.chen@amd.com> (raw)
In-Reply-To: <20260908113338.2433445-1-chen-yu.chen@amd.com>

From: James Lin <pinglei.lin@amd.com>

[Why & How]
Split the boolean's two meanings: it only tracks whether the commit needs
to rebuild the dc_state and take the global lock, not the update magnitude.
Rename it so the name reflects that; no functional change.

Reviewed-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: James Lin <pinglei.lin@amd.com>
Signed-off-by: Chenyu Chen <chen-yu.chen@amd.com>
---
 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 30 +++++++++----------
 1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index df649ae66de2..3ed0d8014d21 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -5443,7 +5443,7 @@ STATIC_IFN_KUNIT int dm_update_crtc_state(struct amdgpu_display_manager *dm,
 					  struct drm_crtc_state *old_crtc_state,
 					  struct drm_crtc_state *new_crtc_state,
 					  bool enable,
-					  bool *lock_and_validation_needed)
+					  bool *needs_dc_state_realloc)
 {
 	struct dm_atomic_state *dm_state = NULL;
 	struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;
@@ -5616,7 +5616,7 @@ STATIC_IFN_KUNIT int dm_update_crtc_state(struct amdgpu_display_manager *dm,
 
 		amdgpu_dm_reset_freesync_config_for_crtc(dm_new_crtc_state);
 
-		*lock_and_validation_needed = true;
+		*needs_dc_state_realloc = true;
 
 	} else {/* Add stream for any updated/enabled CRTC */
 		/*
@@ -5654,7 +5654,7 @@ STATIC_IFN_KUNIT int dm_update_crtc_state(struct amdgpu_display_manager *dm,
 				goto fail;
 			}
 
-			*lock_and_validation_needed = true;
+			*needs_dc_state_realloc = true;
 		}
 	}
 
@@ -5886,7 +5886,7 @@ dm_update_plane_state(struct dc *dc,
 		      struct drm_plane_state *old_plane_state,
 		      struct drm_plane_state *new_plane_state,
 		      bool enable,
-		      bool *lock_and_validation_needed,
+		      bool *needs_dc_state_realloc,
 		      bool *is_top_most_overlay)
 {
 
@@ -5957,7 +5957,7 @@ dm_update_plane_state(struct dc *dc,
 
 		dm_new_plane_state->dc_state = NULL;
 
-		*lock_and_validation_needed = true;
+		*needs_dc_state_realloc = true;
 
 	} else { /* Add new planes */
 		struct dc_plane_state *dc_new_plane_state;
@@ -6035,7 +6035,7 @@ dm_update_plane_state(struct dc *dc,
 		 */
 		dm_new_plane_state->dc_state->update_bits.full_update = 1;
 
-		*lock_and_validation_needed = true;
+		*needs_dc_state_realloc = true;
 	}
 
 out:
@@ -6192,7 +6192,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 	struct drm_plane_state *old_plane_state, *new_plane_state, *new_cursor_state;
 	enum dc_status status;
 	int ret, i;
-	bool lock_and_validation_needed = false;
+	bool needs_dc_state_realloc = false;
 	bool is_top_most_overlay = true;
 	struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;
 	struct drm_dp_mst_topology_mgr *mgr;
@@ -6366,7 +6366,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 					    old_plane_state,
 					    new_plane_state,
 					    false,
-					    &lock_and_validation_needed,
+					    &needs_dc_state_realloc,
 					    &is_top_most_overlay);
 		if (ret) {
 			drm_dbg_atomic(dev, "dm_update_plane_state() failed: %pe\n", ERR_PTR(ret));
@@ -6380,7 +6380,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 					   old_crtc_state,
 					   new_crtc_state,
 					   false,
-					   &lock_and_validation_needed);
+					   &needs_dc_state_realloc);
 		if (ret) {
 			drm_dbg_atomic(dev, "DISABLE: dm_update_crtc_state() failed: %pe\n", ERR_PTR(ret));
 			goto fail;
@@ -6393,7 +6393,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 					   old_crtc_state,
 					   new_crtc_state,
 					   true,
-					   &lock_and_validation_needed);
+					   &needs_dc_state_realloc);
 		if (ret) {
 			drm_dbg_atomic(dev, "ENABLE: dm_update_crtc_state() failed: %pe\n", ERR_PTR(ret));
 			goto fail;
@@ -6406,7 +6406,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 					    old_plane_state,
 					    new_plane_state,
 					    true,
-					    &lock_and_validation_needed,
+					    &needs_dc_state_realloc,
 					    &is_top_most_overlay);
 		if (ret) {
 			drm_dbg_atomic(dev, "dm_update_plane_state() failed: %pe\n", ERR_PTR(ret));
@@ -6521,7 +6521,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 		if (!is_scaling_state_different(dm_new_con_state, dm_old_con_state))
 			continue;
 
-		lock_and_validation_needed = true;
+		needs_dc_state_realloc = true;
 	}
 
 	/* set the slot info for each mst_state based on the link encoding format */
@@ -6557,7 +6557,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 	 *
 	 * TODO: Remove this stall and drop DM state private objects.
 	 */
-	if (lock_and_validation_needed) {
+	if (needs_dc_state_realloc) {
 		ret = dm_atomic_get_state(state, &dm_state);
 		if (ret) {
 			drm_dbg_atomic(dev, "dm_atomic_get_state() failed: %pe\n", ERR_PTR(ret));
@@ -6658,7 +6658,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 		 * the FB pitch, the DCC state, rotation, mem_type, etc.
 		 */
 		if (new_crtc_state->async_flip &&
-		    (lock_and_validation_needed ||
+		    (needs_dc_state_realloc ||
 		     amdgpu_dm_crtc_mem_type_changed(dev, state, new_crtc_state))) {
 			drm_dbg_atomic(crtc->dev,
 				       "[CRTC:%d:%s] async flips are only supported for fast updates\n",
@@ -6667,7 +6667,7 @@ STATIC_IFN_KUNIT int amdgpu_dm_atomic_check(struct drm_device *dev,
 			goto fail;
 		}
 
-		dm_new_crtc_state->update_type = lock_and_validation_needed ?
+		dm_new_crtc_state->update_type = needs_dc_state_realloc ?
 			UPDATE_TYPE_FULL : UPDATE_TYPE_FAST;
 	}
 
-- 
2.43.0


  parent reply	other threads:[~2026-09-08 11:40 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-08 11:30 [PATCH 00/66] DC Patches Sep 14 2026 Chenyu Chen
2026-09-08 11:30 ` [PATCH 01/66] drm/amd/display: Decouple cursor offload hwss executors from pipe context Chenyu Chen
2026-09-08 11:30 ` [PATCH 02/66] drm/amd/display: Update LLS and UPSP programming paths Chenyu Chen
2026-09-08 11:30 ` [PATCH 03/66] drm/amd/display: Refactor RMCM into a separate module Chenyu Chen
2026-09-08 11:30 ` [PATCH 04/66] drm/amd/display: Remove SDPIF_PORT_CONTROL programming for DCN31/35/42 Chenyu Chen
2026-09-08 11:30 ` [PATCH 05/66] drm/amd/display: Test sink stream creation Chenyu Chen
2026-09-08 11:30 ` [PATCH 06/66] drm/amd/display: Test connector init helper Chenyu Chen
2026-09-08 11:31 ` [PATCH 07/66] drm/amd/display: Test HDMI connector init Chenyu Chen
2026-09-08 11:31 ` [PATCH 08/66] drm/amd/display: Test FreeSync caps update Chenyu Chen
2026-09-08 11:31 ` [PATCH 09/66] drm/amd/display: Test connector init Chenyu Chen
2026-09-08 11:31 ` [PATCH 10/66] drm/amd/display: Test forced atomic commit Chenyu Chen
2026-09-08 11:31 ` [PATCH 11/66] drm/amd/display: Test DCC reject for multi-plane format Chenyu Chen
2026-09-08 11:31 ` [PATCH 12/66] drm/amd/display: Test modifier list growth failure Chenyu Chen
2026-09-08 11:31 ` [PATCH 13/66] drm/amd/display: Test pre-GFX9 plane buffer attributes Chenyu Chen
2026-09-08 11:31 ` [PATCH 14/66] drm/amd/display: Test accepted plane atomic check Chenyu Chen
2026-09-08 11:31 ` [PATCH 15/66] drm/amd/display: Test cursor update without DC stream Chenyu Chen
2026-09-08 11:31 ` [PATCH 16/66] drm/amd/display: Test panic flush DCC teardown Chenyu Chen
2026-09-08 11:31 ` [PATCH 17/66] drm/amd/display: Test optional plane property creation Chenyu Chen
2026-09-08 11:31 ` [PATCH 18/66] drm/amd/display: Add option for certain panels to disable FEC Chenyu Chen
2026-09-08 11:31 ` [PATCH 19/66] drm/amd/display: Build MST DSC helpers for KUnit Chenyu Chen
2026-09-08 11:31 ` [PATCH 20/66] drm/amd/display: Test oversized AUX transfer Chenyu Chen
2026-09-08 11:31 ` [PATCH 21/66] drm/amd/display: Test MST connector creation Chenyu Chen
2026-09-08 11:31 ` [PATCH 22/66] drm/amd/display: Test link bandwidth readback Chenyu Chen
2026-09-08 11:31 ` [PATCH 23/66] drm/amd/display: Test cascaded Panamera check Chenyu Chen
2026-09-08 11:31 ` [PATCH 24/66] drm/amd/display: Test DSC caps validation Chenyu Chen
2026-09-08 11:31 ` [PATCH 25/66] drm/amd/display: Test MST port mode support Chenyu Chen
2026-09-08 11:31 ` [PATCH 26/66] drm/amd/display: Test FRL bandwidth lookup Chenyu Chen
2026-09-08 11:31 ` [PATCH 27/66] drm/amd/display: Test DSC precompute helpers Chenyu Chen
2026-09-08 11:31 ` [PATCH 28/66] drm/amd/display: Test DSC recompute check Chenyu Chen
2026-09-08 11:31 ` [PATCH 29/66] drm/amd/display: Test DSC config computation Chenyu Chen
2026-09-08 11:31 ` [PATCH 30/66] drm/amd/display: Test per-link DSC configs Chenyu Chen
2026-09-08 11:31 ` [PATCH 31/66] drm/amd/display: Add urgent assertion counter probe Chenyu Chen
2026-09-08 11:31 ` [PATCH 32/66] drm/amd/display: Add debug option to force optional UCLK support Chenyu Chen
2026-09-08 11:31 ` [PATCH 33/66] drm/amd/display: Honor forced RGB pixel encoding Chenyu Chen
2026-09-08 11:31 ` [PATCH 34/66] drm/amd/display: Add Replay cumulative residency query Chenyu Chen
2026-09-08 11:31 ` [PATCH 35/66] drm/amd/display: Force DSC to 8bpp for MST DP tunneling over USB4 Chenyu Chen
2026-09-08 11:31 ` [PATCH 36/66] drm/amd/display: Force DSC to 8bpp for SST " Chenyu Chen
2026-09-08 11:31 ` [PATCH 37/66] drm/amd/display: Fix peak bandwidth measurement sequence Chenyu Chen
2026-09-08 11:31 ` [PATCH 38/66] drm/amd/display: Add instance field to struct mpc Chenyu Chen
2026-09-08 11:31 ` [PATCH 39/66] drm/amd/display: Enable back alt-ch Chenyu Chen
2026-09-08 11:31 ` [PATCH 40/66] drm/amd/display: Decouple HUBP_UPDATE_PLANE_ADDR from pipe_ctx Chenyu Chen
2026-09-08 11:31 ` [PATCH 41/66] drm/amd/display: Cleanup DMUB command submission interfaces Chenyu Chen
2026-09-08 11:31 ` [PATCH 42/66] drm/amd/display: Enable power gating on dcn42b Chenyu Chen
2026-09-08 11:31 ` [PATCH 43/66] drm/amd/display: Bound DSC power gating loop by num_dsc Chenyu Chen
2026-09-08 11:31 ` [PATCH 44/66] drm/amd/display: Add lock-free memory pool Chenyu Chen
2026-09-08 11:31 ` Chenyu Chen [this message]
2026-09-08 11:31 ` [PATCH 46/66] drm/amd/display: Attach only plane updates that actually changed Chenyu Chen
2026-09-08 11:31 ` [PATCH 47/66] drm/amd/display: Request DMUB HW cursor offload Chenyu Chen
2026-09-08 11:31 ` [PATCH 48/66] drm/amd/display: Send stream_update to DC only when it changed Chenyu Chen
2026-09-08 11:31 ` [PATCH 49/66] drm/amd/display: Drop dead update_type param from update_planes_and_stream_adapter Chenyu Chen
2026-09-08 11:31 ` [PATCH 50/66] drm/amd/display: Flush ISM work before releasing the stream Chenyu Chen
2026-09-08 11:31 ` [PATCH 51/66] drm/amd/display: Cap DML2.1 vmin ODM combine at 2:1 for eDP Chenyu Chen
2026-09-08 11:31 ` [PATCH 52/66] drm/amd/display: Add is_odm_enabled callback to skip init_odm on active ODM pipes Chenyu Chen
2026-09-08 11:31 ` [PATCH 53/66] drm/amd/display: Program DCC as part of address update Chenyu Chen
2026-09-08 11:31 ` [PATCH 54/66] drm/amd/display: Add instance field to struct dccg Chenyu Chen
2026-09-08 11:31 ` [PATCH 55/66] drm/amd/display: Add SPDX license identifier to dcn30_dpp_cm.c Chenyu Chen
2026-09-08 11:31 ` [PATCH 56/66] drm/amd/display: Remove MALL capabilities from DCN42B Chenyu Chen
2026-09-08 11:31 ` [PATCH 57/66] drm/amd/display: Remove MALL capabilities from DCN42B bounding box Chenyu Chen
2026-09-08 11:31 ` [PATCH 58/66] drm/amd/display: Atomize IRQ register read/modify/write ops Chenyu Chen
2026-09-08 11:31 ` [PATCH 59/66] drm/amd/display: Return success status from check_mode_supported Chenyu Chen
2026-09-08 11:31 ` [PATCH 60/66] drm/amd/display: Add condition to skip MALL calculations if there is no MALL Chenyu Chen
2026-09-08 11:31 ` [PATCH 61/66] drm/amd/display: Fix HDMI FRL audio enable Chenyu Chen
2026-09-08 11:31 ` [PATCH 62/66] drm/amd/display: Cast DP DTO pixel clock math to avoid overflow and narrowing Chenyu Chen
2026-09-08 11:31 ` [PATCH 63/66] drm/amd/display: Add inbox0 HW lock helpers for DCN35 Chenyu Chen
2026-09-08 11:31 ` [PATCH 64/66] drm/amd/display: Unify fast update classification paths Chenyu Chen
2026-09-08 11:31 ` [PATCH 65/66] drm/amd/display: Use unsigned types for FRL cap check params and HPO read_state Chenyu Chen
2026-09-08 11:31 ` [PATCH 66/66] drm/amd/display: Promote DC to 3.2.398 Chenyu Chen

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