[PATCH 20/23] drm/ttm: add populated accessors
Dave Airlie
airlied at gmail.com
Wed Aug 26 01:44:25 UTC 2020
From: Dave Airlie <airlied at redhat.com>
next step move populated into upper page flag bits
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 ++--
drivers/gpu/drm/nouveau/nouveau_bo.c | 4 ++--
drivers/gpu/drm/radeon/radeon_ttm.c | 4 ++--
drivers/gpu/drm/ttm/ttm_bo_util.c | 2 +-
drivers/gpu/drm/ttm/ttm_page_alloc.c | 6 +++---
drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | 6 +++---
drivers/gpu/drm/ttm/ttm_tt.c | 10 +++++-----
drivers/gpu/drm/vmwgfx/vmwgfx_blit.c | 4 ++--
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 2 +-
include/drm/ttm/ttm_tt.h | 12 +++++++++++-
10 files changed, 32 insertions(+), 22 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index e8a56e64bc38..9eb243ff2ba6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1307,7 +1307,7 @@ static int amdgpu_ttm_tt_populate(struct ttm_bo_device *bdev,
return -ENOMEM;
ttm->page_flags |= TTM_PAGE_FLAG_SG;
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
@@ -1327,7 +1327,7 @@ static int amdgpu_ttm_tt_populate(struct ttm_bo_device *bdev,
drm_prime_sg_to_page_addr_arrays(gtt->ttm.sg, ttm->pages,
gtt->ttm.dma_address,
ttm->num_pages);
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index f6b6ef7a8868..644f15412dce 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1269,14 +1269,14 @@ nouveau_ttm_tt_populate(struct ttm_bo_device *bdev,
struct device *dev;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
- if (ttm->populated)
+ if (ttm_tt_is_populated(ttm))
return 0;
if (slave && ttm_dma->sg) {
/* make userspace faulting work */
drm_prime_sg_to_page_addr_arrays(ttm_dma->sg, ttm->pages,
ttm_dma->dma_address, ttm->num_pages);
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 6f64f949c202..c9f7fc112a84 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -621,14 +621,14 @@ static int radeon_ttm_tt_populate(struct ttm_bo_device *bdev,
return -ENOMEM;
ttm->page_flags |= TTM_PAGE_FLAG_SG;
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
if (slave && gtt->ttm.sg) {
drm_prime_sg_to_page_addr_arrays(gtt->ttm.sg, ttm->pages,
gtt->ttm.dma_address, ttm->num_pages);
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index c6262fda1fb8..33146953141a 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -257,7 +257,7 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
* Don't move nonexistent data. Clear destination instead.
*/
if (old_iomap == NULL &&
- (ttm == NULL || (!ttm->populated &&
+ (ttm == NULL || (!ttm_tt_is_populated(ttm) &&
!(ttm->page_flags & TTM_PAGE_FLAG_SWAPPED)))) {
memset_io(new_iomap, 0, new_mem->num_pages*PAGE_SIZE);
goto out2;
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index 2d30a2deadb5..028ba94d7824 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -1044,7 +1044,7 @@ ttm_pool_unpopulate_helper(struct ttm_tt *ttm, unsigned mem_count_update)
put_pages:
ttm_put_pages(ttm->pages, ttm->num_pages, ttm->page_flags,
ttm->caching_state);
- ttm->populated = false;
+ ttm_tt_set_populated(ttm, false);
}
int ttm_pool_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx)
@@ -1053,7 +1053,7 @@ int ttm_pool_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx)
unsigned i;
int ret;
- if (ttm->populated)
+ if (ttm_tt_is_populated(ttm))
return 0;
if (ttm_check_under_lowerlimit(mem_glob, ttm->num_pages, ctx))
@@ -1083,7 +1083,7 @@ int ttm_pool_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx)
}
}
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
EXPORT_SYMBOL(ttm_pool_populate);
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
index 9a3b7145d9cb..e8191d3afce2 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
@@ -894,7 +894,7 @@ int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev,
unsigned i;
int ret;
- if (ttm->populated)
+ if (ttm_tt_is_populated(ttm))
return 0;
if (ttm_check_under_lowerlimit(mem_glob, num_pages, ctx))
@@ -982,7 +982,7 @@ int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev,
}
}
- ttm->populated = true;
+ ttm_tt_set_populated(ttm, true);
return 0;
}
EXPORT_SYMBOL_GPL(ttm_dma_populate);
@@ -1076,7 +1076,7 @@ void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev)
/* shrink pool if necessary (only on !is_cached pools)*/
if (npages)
ttm_dma_page_pool_free(pool, npages, false);
- ttm->populated = false;
+ ttm_tt_set_populated(ttm, false);
}
EXPORT_SYMBOL_GPL(ttm_dma_unpopulate);
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 288fd952bdbe..17a1e3490650 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -156,7 +156,7 @@ static int ttm_tt_set_caching(struct ttm_tt *ttm,
if (ttm->caching_state == c_state)
return 0;
- if (!ttm->populated) {
+ if (!ttm_tt_is_populated(ttm)) {
/* Change caching but don't populate */
ttm->caching_state = c_state;
return 0;
@@ -225,7 +225,7 @@ static void ttm_tt_init_fields(struct ttm_tt *ttm,
ttm->caching_state = tt_cached;
ttm->page_flags = page_flags;
ttm->swap_storage = NULL;
- ttm->populated = false;
+ ttm_tt_set_populated(ttm, false);
}
int ttm_tt_init(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
@@ -312,7 +312,7 @@ int ttm_tt_bind(struct ttm_bo_device *bdev,
if (!ttm)
return -EINVAL;
- if (WARN_ON(!ttm->populated))
+ if (WARN_ON(!ttm_tt_is_populated(ttm)))
return -EINVAL;
return bdev->driver->ttm_tt_bind(bdev, ttm, bo_mem);
@@ -437,7 +437,7 @@ int ttm_tt_populate(struct ttm_bo_device *bdev,
{
int ret;
- if (ttm->populated)
+ if (ttm_tt_is_populated(ttm))
return 0;
if (bdev->driver->ttm_tt_populate)
@@ -467,7 +467,7 @@ static void ttm_tt_clear_mapping(struct ttm_tt *ttm)
void ttm_tt_unpopulate(struct ttm_bo_device *bdev,
struct ttm_tt *ttm)
{
- if (!ttm->populated)
+ if (!ttm_tt_is_populated(ttm))
return;
ttm_tt_clear_mapping(ttm);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c b/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
index 77205f92bc9b..62ec1a7f4102 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
@@ -464,13 +464,13 @@ int vmw_bo_cpu_blit(struct ttm_buffer_object *dst,
if (!(src->mem.placement & TTM_PL_FLAG_NO_EVICT))
dma_resv_assert_held(src->base.resv);
- if (dst->ttm->populated == false) {
+ if (ttm_tt_is_populated(dst->ttm) == false) {
ret = dst->bdev->driver->ttm_tt_populate(dst->bdev, dst->ttm, &ctx);
if (ret)
return ret;
}
- if (src->ttm->populated == false) {
+ if (ttm_tt_is_populated(src->ttm) == false) {
ret = src->bdev->driver->ttm_tt_populate(src->bdev, src->ttm, &ctx);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index 1925c41d2bda..461c5945740d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -623,7 +623,7 @@ static int vmw_ttm_populate(struct ttm_bo_device *bdev,
struct ttm_mem_global *glob = vmw_mem_glob(dev_priv);
int ret;
- if (ttm->populated)
+ if (ttm_tt_is_populated(ttm))
return 0;
if (dev_priv->map_mode == vmw_dma_alloc_coherent) {
diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h
index 4b35d0e4b9c5..2aa4cd7d6451 100644
--- a/include/drm/ttm/ttm_tt.h
+++ b/include/drm/ttm/ttm_tt.h
@@ -69,9 +69,19 @@ struct ttm_tt {
unsigned long num_pages;
struct file *swap_storage;
enum ttm_caching_state caching_state;
- bool populated;
+ bool _populated;
};
+static inline bool ttm_tt_is_populated(struct ttm_tt *tt)
+{
+ return tt->_populated;
+}
+
+static inline void ttm_tt_set_populated(struct ttm_tt *tt, bool flag)
+{
+ tt->_populated = flag;
+}
+
/**
* struct ttm_dma_tt
*
--
2.27.0
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