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authorRob Clark <robdclark@chromium.org>2022-04-11 14:58:33 -0700
committerRob Clark <robdclark@chromium.org>2022-04-21 15:03:11 -0700
commitca35ab2a2059c08799f0d0c5fcab8a6cc4d89dbd (patch)
tree3352821b0c4dc8f3ef35d818b07f0f85ab929235 /drivers/gpu/drm
parentdrm/msm/gem: Convert some missed GEM_WARN_ON()s (diff)
downloadlinux-dev-ca35ab2a2059c08799f0d0c5fcab8a6cc4d89dbd.tar.xz
linux-dev-ca35ab2a2059c08799f0d0c5fcab8a6cc4d89dbd.zip
drm/msm/gem: Split out inuse helper
Prep for a following patch, where it gets a bit more complicated. Signed-off-by: Rob Clark <robdclark@chromium.org> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Link: https://lore.kernel.org/r/20220411215849.297838-5-robdclark@gmail.com Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/msm/msm_gem.c2
-rw-r--r--drivers/gpu/drm/msm/msm_gem.h1
-rw-r--r--drivers/gpu/drm/msm/msm_gem_vma.c9
3 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 02b9ae65a96a..f53e298dd7cf 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -937,7 +937,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m,
name, comm ? ":" : "", comm ? comm : "",
vma->aspace, vma->iova,
vma->mapped ? "mapped" : "unmapped",
- vma->inuse);
+ msm_gem_vma_inuse(vma));
kfree(comm);
}
diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h
index 947ff7d9b471..1b7f0f0b88bf 100644
--- a/drivers/gpu/drm/msm/msm_gem.h
+++ b/drivers/gpu/drm/msm/msm_gem.h
@@ -61,6 +61,7 @@ struct msm_gem_vma {
int msm_gem_init_vma(struct msm_gem_address_space *aspace,
struct msm_gem_vma *vma, int npages,
u64 range_start, u64 range_end);
+bool msm_gem_vma_inuse(struct msm_gem_vma *vma);
void msm_gem_purge_vma(struct msm_gem_address_space *aspace,
struct msm_gem_vma *vma);
void msm_gem_unmap_vma(struct msm_gem_address_space *aspace,
diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c
index 64906594fc65..dc2ae097805e 100644
--- a/drivers/gpu/drm/msm/msm_gem_vma.c
+++ b/drivers/gpu/drm/msm/msm_gem_vma.c
@@ -37,6 +37,11 @@ msm_gem_address_space_get(struct msm_gem_address_space *aspace)
return aspace;
}
+bool msm_gem_vma_inuse(struct msm_gem_vma *vma)
+{
+ return !!vma->inuse;
+}
+
/* Actually unmap memory for the vma */
void msm_gem_purge_vma(struct msm_gem_address_space *aspace,
struct msm_gem_vma *vma)
@@ -44,7 +49,7 @@ void msm_gem_purge_vma(struct msm_gem_address_space *aspace,
unsigned size = vma->node.size << PAGE_SHIFT;
/* Print a message if we try to purge a vma in use */
- if (GEM_WARN_ON(vma->inuse > 0))
+ if (GEM_WARN_ON(msm_gem_vma_inuse(vma)))
return;
/* Don't do anything if the memory isn't mapped */
@@ -100,7 +105,7 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace,
void msm_gem_close_vma(struct msm_gem_address_space *aspace,
struct msm_gem_vma *vma)
{
- if (GEM_WARN_ON(vma->inuse > 0 || vma->mapped))
+ if (GEM_WARN_ON(msm_gem_vma_inuse(vma) || vma->mapped))
return;
spin_lock(&aspace->lock);