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From: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
To: "Alex Deucher" <alexander.deucher@amd.com>,
	"Christian König" <christian.koenig@amd.com>,
	"David Airlie" <airlied@gmail.com>,
	"Simona Vetter" <simona@ffwll.ch>
Cc: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>,
	<amd-gfx@lists.freedesktop.org>,
	<dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v2 16/20] drm/amdgpu: give ttm entities access to all the sdma scheds
Date: Thu, 13 Nov 2025 17:05:57 +0100	[thread overview]
Message-ID: <20251113160632.5889-17-pierre-eric.pelloux-prayer@amd.com> (raw)
In-Reply-To: <20251113160632.5889-1-pierre-eric.pelloux-prayer@amd.com>

Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 11fec0fa4c11..94d0ff34593f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2191,8 +2191,8 @@ u32 amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
 	u32 num_clear_entities, num_move_entities;
 	u32 windows, w;
 
-	num_clear_entities = adev->sdma.num_instances;
-	num_move_entities = MIN(adev->sdma.num_instances, TTM_NUM_MOVE_FENCES);
+	num_clear_entities = MIN(adev->mman.num_buffer_funcs_scheds, TTM_NUM_MOVE_FENCES);
+	num_move_entities = MIN(adev->mman.num_buffer_funcs_scheds, TTM_NUM_MOVE_FENCES);
 	windows = adev->gmc.is_app_apu ? 0 : (2 * num_move_entities + num_clear_entities);
 
 	if (!adev->mman.initialized || amdgpu_in_reset(adev) ||
@@ -2200,11 +2200,8 @@ u32 amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
 		return windows;
 
 	if (enable) {
-		struct drm_gpu_scheduler *sched;
-
-		sched = adev->mman.buffer_funcs_scheds[0];
 		r = drm_sched_entity_init(&adev->mman.default_entity.base,
-					  DRM_SCHED_PRIORITY_KERNEL, &sched,
+					  DRM_SCHED_PRIORITY_KERNEL, adev->mman.buffer_funcs_scheds,
 					  1, NULL);
 		if (r) {
 			dev_err(adev->dev, "Failed setting up entity (%d)\n",
@@ -2216,8 +2213,9 @@ u32 amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
 		atomic_set(&adev->mman.next_move_entity, 0);
 		for (i = 0; i < num_move_entities; i++) {
 			r = drm_sched_entity_init(&adev->mman.move_entities[i].base,
-						  DRM_SCHED_PRIORITY_NORMAL, &sched,
-						  1, NULL);
+						  DRM_SCHED_PRIORITY_NORMAL,
+						  adev->mman.buffer_funcs_scheds,
+						  adev->mman.num_buffer_funcs_scheds, NULL);
 			if (r) {
 				dev_err(adev->dev,
 					"Failed setting up TTM BO move entities (%d)\n",
@@ -2239,8 +2237,9 @@ u32 amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
 
 		for (i = 0; i < num_clear_entities; i++) {
 			r = drm_sched_entity_init(&adev->mman.clear_entities[i].base,
-						  DRM_SCHED_PRIORITY_NORMAL, &sched,
-						  1, NULL);
+						  DRM_SCHED_PRIORITY_NORMAL,
+						  adev->mman.buffer_funcs_scheds,
+						  adev->mman.num_buffer_funcs_scheds, NULL);
 			if (r) {
 				for (j = 0; j < num_move_entities; j++)
 					drm_sched_entity_destroy(
-- 
2.43.0


  parent reply	other threads:[~2025-11-13 16:12 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-13 16:05 [PATCH v2 00/20] drm/amdgpu: use all SDMA instances for TTM clears and moves Pierre-Eric Pelloux-Prayer
2025-11-13 16:05 ` [PATCH v2 01/20] drm/amdgpu: give each kernel job a unique id Pierre-Eric Pelloux-Prayer
2025-11-14 12:26   ` Christian König
2025-11-14 14:36     ` Pierre-Eric Pelloux-Prayer
2025-11-14 14:57       ` Christian König
2025-11-13 16:05 ` [PATCH v2 02/20] drm/ttm: rework pipelined eviction fence handling Pierre-Eric Pelloux-Prayer
2025-11-14 12:47   ` Christian König
2025-11-18 15:00   ` Thomas Hellström
2025-11-19 14:57     ` Christian König
2025-11-13 16:05 ` [PATCH v2 03/20] drm/amdgpu: remove direct_submit arg from amdgpu_copy_buffer Pierre-Eric Pelloux-Prayer
2025-11-14 12:48   ` Christian König
2025-11-13 16:05 ` [PATCH v2 04/20] drm/amdgpu: introduce amdgpu_ttm_buffer_entity Pierre-Eric Pelloux-Prayer
2025-11-14 12:57   ` Christian König
2025-11-14 20:18     ` Felix Kuehling
2025-11-13 16:05 ` [PATCH v2 05/20] drm/amdgpu: pass the entity to use to ttm functions Pierre-Eric Pelloux-Prayer
2025-11-14 13:07   ` Christian König
2025-11-14 14:41     ` Pierre-Eric Pelloux-Prayer
2025-11-17  9:41       ` Pierre-Eric Pelloux-Prayer
2025-11-14 20:20   ` Felix Kuehling
2025-11-13 16:05 ` [PATCH v2 06/20] drm/amdgpu: statically assign gart windows to ttm entities Pierre-Eric Pelloux-Prayer
2025-11-14 15:15   ` Christian König
2025-11-14 20:24   ` Felix Kuehling
2025-11-19  9:55     ` Pierre-Eric Pelloux-Prayer
2025-11-13 16:05 ` [PATCH v2 07/20] drm/amdgpu: allocate multiple clear entities Pierre-Eric Pelloux-Prayer
2025-11-17  8:41   ` Christian König
2025-11-13 16:05 ` [PATCH v2 08/20] drm/amdgpu: allocate multiple move entities Pierre-Eric Pelloux-Prayer
2025-11-14 20:57   ` Felix Kuehling
2025-11-13 16:05 ` [PATCH v2 09/20] drm/amdgpu: pass optional dependency to amdgpu_fill_buffer Pierre-Eric Pelloux-Prayer
2025-11-17  8:43   ` Christian König
2025-11-13 16:05 ` [PATCH v2 10/20] drm/admgpu: handle resv dependencies in amdgpu_ttm_map_buffer Pierre-Eric Pelloux-Prayer
2025-11-17  8:44   ` Christian König
2025-11-19  8:28     ` Pierre-Eric Pelloux-Prayer
2025-11-13 16:05 ` [PATCH v2 11/20] drm/amdgpu: round robin through clear_entities in amdgpu_fill_buffer Pierre-Eric Pelloux-Prayer
2025-11-17  8:47   ` Christian König
2025-11-13 16:05 ` [PATCH v2 12/20] drm/amdgpu: use TTM_NUM_MOVE_FENCES when reserving fences Pierre-Eric Pelloux-Prayer
2025-11-14 20:57   ` Felix Kuehling
2025-11-17  9:07   ` Christian König
2025-11-13 16:05 ` [PATCH v2 13/20] drm/amdgpu: use multiple entities in amdgpu_move_blit Pierre-Eric Pelloux-Prayer
2025-11-17  9:12   ` Christian König
2025-11-13 16:05 ` [PATCH v2 14/20] drm/amdgpu: introduce amdgpu_sdma_set_vm_pte_scheds Pierre-Eric Pelloux-Prayer
2025-11-17  9:30   ` Christian König
2025-11-13 16:05 ` [PATCH v2 15/20] drm/amdgpu: pass all the sdma scheds to amdgpu_mman Pierre-Eric Pelloux-Prayer
2025-11-14 21:23   ` Felix Kuehling
2025-11-17  9:46   ` Christian König
2025-11-19  9:34     ` Pierre-Eric Pelloux-Prayer
2025-11-19 10:49       ` Christian König
2025-11-13 16:05 ` Pierre-Eric Pelloux-Prayer [this message]
2025-11-17  9:54   ` [PATCH v2 16/20] drm/amdgpu: give ttm entities access to all the sdma scheds Christian König
2025-11-13 16:05 ` [PATCH v2 17/20] drm/amdgpu: get rid of amdgpu_ttm_clear_buffer Pierre-Eric Pelloux-Prayer
2025-11-13 16:05 ` [PATCH v2 18/20] drm/amdgpu: rename amdgpu_fill_buffer as amdgpu_ttm_clear_buffer Pierre-Eric Pelloux-Prayer
2025-11-17  9:56   ` Christian König
2025-11-13 16:06 ` [PATCH v2 19/20] drm/amdgpu: use larger gart window when possible Pierre-Eric Pelloux-Prayer
2025-11-13 16:06 ` [PATCH v2 20/20] drm/amdgpu: double AMDGPU_GTT_MAX_TRANSFER_SIZE Pierre-Eric Pelloux-Prayer

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