[PATCH 02/12] drm/ttm: add back a reference to the bdev to the res manager
Christian König
ckoenig.leichtzumerken at gmail.com
Wed Nov 24 12:44:20 UTC 2021
It is simply a lot cleaner to have this around instead of adding
the device throughout the call chain.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 3 ++-
drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 3 ++-
drivers/gpu/drm/i915/i915_ttm_buddy_manager.c | 2 +-
drivers/gpu/drm/nouveau/nouveau_ttm.c | 4 ++--
drivers/gpu/drm/ttm/ttm_range_manager.c | 2 +-
drivers/gpu/drm/ttm/ttm_resource.c | 3 +++
drivers/gpu/drm/ttm/ttm_sys_manager.c | 2 +-
drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c | 2 +-
drivers/gpu/drm/vmwgfx/vmwgfx_thp.c | 2 +-
include/drm/ttm/ttm_resource.h | 16 +++++++++-------
11 files changed, 24 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index ea5470c8c921..9e7685a4878c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -293,7 +293,8 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
man->use_tt = true;
man->func = &amdgpu_gtt_mgr_func;
- ttm_resource_manager_init(man, gtt_size >> PAGE_SHIFT);
+ ttm_resource_manager_init(man, &adev->mman.bdev,
+ gtt_size >> PAGE_SHIFT);
start = AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GTT_NUM_TRANSFER_WINDOWS;
size = (adev->gmc.gart_size >> PAGE_SHIFT) - start;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c
index ffddec08e931..6f7189d32f0a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c
@@ -153,7 +153,7 @@ int amdgpu_preempt_mgr_init(struct amdgpu_device *adev)
man->use_tt = true;
man->func = &amdgpu_preempt_mgr_func;
- ttm_resource_manager_init(man, (1 << 30));
+ ttm_resource_manager_init(man, &adev->mman.bdev, (1 << 30));
atomic64_set(&mgr->used, 0);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 55d68408951d..ddd0b6d74070 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -699,7 +699,8 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
struct amdgpu_vram_mgr *mgr = &adev->mman.vram_mgr;
struct ttm_resource_manager *man = &mgr->manager;
- ttm_resource_manager_init(man, adev->gmc.real_vram_size >> PAGE_SHIFT);
+ ttm_resource_manager_init(man, &adev->mman.bdev,
+ adev->gmc.real_vram_size >> PAGE_SHIFT);
man->func = &amdgpu_vram_mgr_func;
diff --git a/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c b/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
index ca3ca1f7f850..ef535e04a88a 100644
--- a/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
+++ b/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
@@ -203,7 +203,7 @@ int i915_ttm_buddy_man_init(struct ttm_device *bdev,
man = &bman->manager;
man->use_tt = use_tt;
man->func = &i915_ttm_buddy_manager_func;
- ttm_resource_manager_init(man, bman->mm.size >> PAGE_SHIFT);
+ ttm_resource_manager_init(man, bdev, bman->mm.size >> PAGE_SHIFT);
ttm_resource_manager_set_used(man, true);
ttm_set_driver_manager(bdev, type, man);
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c
index 91ef33f8f22c..85f1f5a0fe5d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
@@ -164,7 +164,7 @@ nouveau_ttm_init_vram(struct nouveau_drm *drm)
man->func = &nouveau_vram_manager;
- ttm_resource_manager_init(man,
+ ttm_resource_manager_init(man, &drm->ttm.bdev,
drm->gem.vram_available >> PAGE_SHIFT);
ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_VRAM, man);
ttm_resource_manager_set_used(man, true);
@@ -211,7 +211,7 @@ nouveau_ttm_init_gtt(struct nouveau_drm *drm)
man->func = func;
man->use_tt = true;
- ttm_resource_manager_init(man, size_pages);
+ ttm_resource_manager_init(man, &drm->ttm.bdev, size_pages);
ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_TT, man);
ttm_resource_manager_set_used(man, true);
return 0;
diff --git a/drivers/gpu/drm/ttm/ttm_range_manager.c b/drivers/gpu/drm/ttm/ttm_range_manager.c
index 25fcf0d63c2d..062dabe6a10e 100644
--- a/drivers/gpu/drm/ttm/ttm_range_manager.c
+++ b/drivers/gpu/drm/ttm/ttm_range_manager.c
@@ -156,7 +156,7 @@ int ttm_range_man_init_nocheck(struct ttm_device *bdev,
man->func = &ttm_range_manager_func;
- ttm_resource_manager_init(man, p_size);
+ ttm_resource_manager_init(man, bdev, p_size);
drm_mm_init(&rman->mm, 0, p_size);
spin_lock_init(&rman->lock);
diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c
index 89bcfe22a0ca..41e7bf195168 100644
--- a/drivers/gpu/drm/ttm/ttm_resource.c
+++ b/drivers/gpu/drm/ttm/ttm_resource.c
@@ -126,16 +126,19 @@ EXPORT_SYMBOL(ttm_resource_compat);
* ttm_resource_manager_init
*
* @man: memory manager object to init
+ * @bdev: ttm device this manager belongs to
* @p_size: size managed area in pages.
*
* Initialise core parts of a manager object.
*/
void ttm_resource_manager_init(struct ttm_resource_manager *man,
+ struct ttm_device *bdev,
unsigned long p_size)
{
unsigned i;
spin_lock_init(&man->move_lock);
+ man->bdev = bdev;
man->size = p_size;
for (i = 0; i < TTM_MAX_BO_PRIORITY; ++i)
diff --git a/drivers/gpu/drm/ttm/ttm_sys_manager.c b/drivers/gpu/drm/ttm/ttm_sys_manager.c
index 135394dcca95..2ced169513cb 100644
--- a/drivers/gpu/drm/ttm/ttm_sys_manager.c
+++ b/drivers/gpu/drm/ttm/ttm_sys_manager.c
@@ -43,7 +43,7 @@ void ttm_sys_man_init(struct ttm_device *bdev)
man->use_tt = true;
man->func = &ttm_sys_manager_func;
- ttm_resource_manager_init(man, 0);
+ ttm_resource_manager_init(man, bdev, 0);
ttm_set_driver_manager(bdev, TTM_PL_SYSTEM, man);
ttm_resource_manager_set_used(man, true);
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
index bfd686bb8d19..4fe4eeb95bf3 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
@@ -150,7 +150,7 @@ int vmw_gmrid_man_init(struct vmw_private *dev_priv, int type)
man->func = &vmw_gmrid_manager_func;
/* TODO: This is most likely not correct */
man->use_tt = true;
- ttm_resource_manager_init(man, 0);
+ ttm_resource_manager_init(man, &dev_priv->bdev, 0);
spin_lock_init(&gman->lock);
gman->used_gmr_pages = 0;
ida_init(&gman->gmr_ida);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
index 4fcbd94ccc11..b8cd89cd624c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
@@ -135,7 +135,7 @@ int vmw_thp_init(struct vmw_private *dev_priv)
if (!rman)
return -ENOMEM;
- ttm_resource_manager_init(&rman->manager,
+ ttm_resource_manager_init(&rman->manager, &dev_priv->bdev,
dev_priv->vram_size >> PAGE_SHIFT);
rman->manager.func = &vmw_thp_func;
diff --git a/include/drm/ttm/ttm_resource.h b/include/drm/ttm/ttm_resource.h
index df1f06b7b504..6bf37383002b 100644
--- a/include/drm/ttm/ttm_resource.h
+++ b/include/drm/ttm/ttm_resource.h
@@ -105,11 +105,11 @@ struct ttm_resource_manager_func {
* @use_type: The memory type is enabled.
* @use_tt: If a TT object should be used for the backing store.
* @size: Size of the managed region.
+ * @bdev: ttm device this manager belongs to
* @func: structure pointer implementing the range manager. See above
* @move_lock: lock for move fence
- * static information. bdev::driver::io_mem_free is never used.
- * @lru: The lru list for this memory type.
* @move: The fence of the last pipelined move operation.
+ * @lru: The lru list for this memory type.
*
* This structure is used to identify and manage memory types for a device.
*/
@@ -119,20 +119,21 @@ struct ttm_resource_manager {
*/
bool use_type;
bool use_tt;
+ struct ttm_device *bdev;
uint64_t size;
const struct ttm_resource_manager_func *func;
spinlock_t move_lock;
/*
- * Protected by the global->lru_lock.
+ * Protected by @move_lock.
*/
-
- struct list_head lru[TTM_MAX_BO_PRIORITY];
+ struct dma_fence *move;
/*
- * Protected by @move_lock.
+ * Protected by the global->lru_lock.
*/
- struct dma_fence *move;
+
+ struct list_head lru[TTM_MAX_BO_PRIORITY];
};
/**
@@ -272,6 +273,7 @@ bool ttm_resource_compat(struct ttm_resource *res,
struct ttm_placement *placement);
void ttm_resource_manager_init(struct ttm_resource_manager *man,
+ struct ttm_device *bdev,
unsigned long p_size);
int ttm_resource_manager_evict_all(struct ttm_device *bdev,
--
2.25.1
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