[PATCH 4/5] drm/exynos: explicit store base gem object in dma_buf->priv

[Daniel Vetter]

From: Inki Dae 

Signed-off-by: Inki Dae 
Signed-off-by: Kyungmin Park 
Signed-off-by: Daniel Vetter 
---
 drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 12 
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c 
b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 3cd56e1..fd76449 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -22,6 +22,11 @@ struct exynos_drm_dmabuf_attachment {
bool is_mapped;
 };
 
+static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf)
+{
+   return to_exynos_gem_obj(buf->priv);
+}
+
 static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
struct device *dev,
struct dma_buf_attachment *attach)
@@ -63,7 +68,7 @@ static struct sg_table *
enum dma_data_direction dir)
 {
struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv;
-   struct exynos_drm_gem_obj *gem_obj = attach->dmabuf->priv;
+   struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf);
struct drm_device *dev = gem_obj->base.dev;
struct exynos_drm_gem_buf *buf;
struct scatterlist *rd, *wr;
@@ -180,7 +185,7 @@ struct dma_buf *exynos_dmabuf_prime_export(struct 
drm_device *drm_dev,
 {
struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
 
-   return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops,
+   return dma_buf_export(obj, &exynos_dmabuf_ops,
exynos_gem_obj->base.size, flags);
 }
 
@@ -198,8 +203,7 @@ struct drm_gem_object *exynos_dmabuf_prime_import(struct 
drm_device *drm_dev,
if (dma_buf->ops == &exynos_dmabuf_ops) {
struct drm_gem_object *obj;
 
-   exynos_gem_obj = dma_buf->priv;
-   obj = &exynos_gem_obj->base;
+   obj = dma_buf->priv;
 
/* is it from our device? */
if (obj->dev == drm_dev) {
-- 
1.8.3.2

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[PATCH 4/5] drm/exynos: explicit store base gem object in dma_buf->priv

[Daniel Vetter]

From: Inki Dae 

Signed-off-by: Inki Dae 
Signed-off-by: Kyungmin Park 
Signed-off-by: Daniel Vetter 
---
 drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 12 
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c 
b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 3cd56e1..fd76449 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -22,6 +22,11 @@ struct exynos_drm_dmabuf_attachment {
bool is_mapped;
 };
 
+static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf)
+{
+   return to_exynos_gem_obj(buf->priv);
+}
+
 static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
struct device *dev,
struct dma_buf_attachment *attach)
@@ -63,7 +68,7 @@ static struct sg_table *
enum dma_data_direction dir)
 {
struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv;
-   struct exynos_drm_gem_obj *gem_obj = attach->dmabuf->priv;
+   struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf);
struct drm_device *dev = gem_obj->base.dev;
struct exynos_drm_gem_buf *buf;
struct scatterlist *rd, *wr;
@@ -180,7 +185,7 @@ struct dma_buf *exynos_dmabuf_prime_export(struct 
drm_device *drm_dev,
 {
struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
 
-   return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops,
+   return dma_buf_export(obj, &exynos_dmabuf_ops,
exynos_gem_obj->base.size, flags);
 }
 
@@ -198,8 +203,7 @@ struct drm_gem_object *exynos_dmabuf_prime_import(struct 
drm_device *drm_dev,
if (dma_buf->ops == &exynos_dmabuf_ops) {
struct drm_gem_object *obj;
 
-   exynos_gem_obj = dma_buf->priv;
-   obj = &exynos_gem_obj->base;
+   obj = dma_buf->priv;
 
/* is it from our device? */
if (obj->dev == drm_dev) {
-- 
1.8.3.2

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[PATCH 4/5] drm/exynos: explicit store base gem object in dma_buf->priv

[Daniel Vetter]

From: Inki Dae 

Signed-off-by: Inki Dae 
Signed-off-by: Kyungmin Park 
Signed-off-by: Daniel Vetter 
---
 drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 12 
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c 
b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 3cd56e1..fd76449 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -22,6 +22,11 @@ struct exynos_drm_dmabuf_attachment {
bool is_mapped;
 };
 
+static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf)
+{
+   return to_exynos_gem_obj(buf->priv);
+}
+
 static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
struct device *dev,
struct dma_buf_attachment *attach)
@@ -63,7 +68,7 @@ static struct sg_table *
enum dma_data_direction dir)
 {
struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv;
-   struct exynos_drm_gem_obj *gem_obj = attach->dmabuf->priv;
+   struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf);
struct drm_device *dev = gem_obj->base.dev;
struct exynos_drm_gem_buf *buf;
struct scatterlist *rd, *wr;
@@ -180,7 +185,7 @@ struct dma_buf *exynos_dmabuf_prime_export(struct 
drm_device *drm_dev,
 {
struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
 
-   return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops,
+   return dma_buf_export(obj, &exynos_dmabuf_ops,
exynos_gem_obj->base.size, flags);
 }
 
@@ -198,8 +203,7 @@ struct drm_gem_object *exynos_dmabuf_prime_import(struct 
drm_device *drm_dev,
if (dma_buf->ops == &exynos_dmabuf_ops) {
struct drm_gem_object *obj;
 
-   exynos_gem_obj = dma_buf->priv;
-   obj = &exynos_gem_obj->base;
+   obj = dma_buf->priv;
 
/* is it from our device? */
if (obj->dev == drm_dev) {
-- 
1.8.3.2

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[PATCH 4/5] drm/exynos: explicit store base gem object in dma_buf->priv

[Daniel Vetter]

From: Inki Dae 

Signed-off-by: Inki Dae 
Signed-off-by: Kyungmin Park 
Signed-off-by: Daniel Vetter 
---
 drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 12 
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c 
b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 3cd56e1..fd76449 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -22,6 +22,11 @@ struct exynos_drm_dmabuf_attachment {
bool is_mapped;
 };
 
+static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf)
+{
+   return to_exynos_gem_obj(buf->priv);
+}
+
 static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
struct device *dev,
struct dma_buf_attachment *attach)
@@ -63,7 +68,7 @@ static struct sg_table *
enum dma_data_direction dir)
 {
struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv;
-   struct exynos_drm_gem_obj *gem_obj = attach->dmabuf->priv;
+   struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf);
struct drm_device *dev = gem_obj->base.dev;
struct exynos_drm_gem_buf *buf;
struct scatterlist *rd, *wr;
@@ -180,7 +185,7 @@ struct dma_buf *exynos_dmabuf_prime_export(struct 
drm_device *drm_dev,
 {
struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
 
-   return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops,
+   return dma_buf_export(obj, &exynos_dmabuf_ops,
exynos_gem_obj->base.size, flags);
 }
 
@@ -198,8 +203,7 @@ struct drm_gem_object *exynos_dmabuf_prime_import(struct 
drm_device *drm_dev,
if (dma_buf->ops == &exynos_dmabuf_ops) {
struct drm_gem_object *obj;
 
-   exynos_gem_obj = dma_buf->priv;
-   obj = &exynos_gem_obj->base;
+   obj = dma_buf->priv;
 
/* is it from our device? */
if (obj->dev == drm_dev) {
-- 
1.8.3.2

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[PATCH 4/5] drm/exynos: explicit store base gem object in dma_buf->priv

[Daniel Vetter]

From: Inki Dae 

Signed-off-by: Inki Dae 
Signed-off-by: Kyungmin Park 
Signed-off-by: Daniel Vetter 
---
 drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 12 
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c 
b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 3cd56e1..fd76449 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -22,6 +22,11 @@ struct exynos_drm_dmabuf_attachment {
bool is_mapped;
 };
 
+static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf)
+{
+   return to_exynos_gem_obj(buf->priv);
+}
+
 static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
struct device *dev,
struct dma_buf_attachment *attach)
@@ -63,7 +68,7 @@ static struct sg_table *
enum dma_data_direction dir)
 {
struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv;
-   struct exynos_drm_gem_obj *gem_obj = attach->dmabuf->priv;
+   struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf);
struct drm_device *dev = gem_obj->base.dev;
struct exynos_drm_gem_buf *buf;
struct scatterlist *rd, *wr;
@@ -180,7 +185,7 @@ struct dma_buf *exynos_dmabuf_prime_export(struct 
drm_device *drm_dev,
 {
struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
 
-   return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops,
+   return dma_buf_export(obj, &exynos_dmabuf_ops,
exynos_gem_obj->base.size, flags);
 }
 
@@ -198,8 +203,7 @@ struct drm_gem_object *exynos_dmabuf_prime_import(struct 
drm_device *drm_dev,
if (dma_buf->ops == &exynos_dmabuf_ops) {
struct drm_gem_object *obj;
 
-   exynos_gem_obj = dma_buf->priv;
-   obj = &exynos_gem_obj->base;
+   obj = dma_buf->priv;
 
/* is it from our device? */
if (obj->dev == drm_dev) {
-- 
1.8.3.2

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[PATCH 4/5] drm/exynos: explicit store base gem object in dma_buf->priv

[Daniel Vetter]

From: Inki Dae 

Signed-off-by: Inki Dae 
Signed-off-by: Kyungmin Park 
Signed-off-by: Daniel Vetter 
---
 drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 12 
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c 
b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 3cd56e1..fd76449 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -22,6 +22,11 @@ struct exynos_drm_dmabuf_attachment {
bool is_mapped;
 };
 
+static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf)
+{
+   return to_exynos_gem_obj(buf->priv);
+}
+
 static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
struct device *dev,
struct dma_buf_attachment *attach)
@@ -63,7 +68,7 @@ static struct sg_table *
enum dma_data_direction dir)
 {
struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv;
-   struct exynos_drm_gem_obj *gem_obj = attach->dmabuf->priv;
+   struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf);
struct drm_device *dev = gem_obj->base.dev;
struct exynos_drm_gem_buf *buf;
struct scatterlist *rd, *wr;
@@ -180,7 +185,7 @@ struct dma_buf *exynos_dmabuf_prime_export(struct 
drm_device *drm_dev,
 {
struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
 
-   return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops,
+   return dma_buf_export(obj, &exynos_dmabuf_ops,
exynos_gem_obj->base.size, flags);
 }
 
@@ -198,8 +203,7 @@ struct drm_gem_object *exynos_dmabuf_prime_import(struct 
drm_device *drm_dev,
if (dma_buf->ops == &exynos_dmabuf_ops) {
struct drm_gem_object *obj;
 
-   exynos_gem_obj = dma_buf->priv;
-   obj = &exynos_gem_obj->base;
+   obj = dma_buf->priv;
 
/* is it from our device? */
if (obj->dev == drm_dev) {
-- 
1.8.3.2

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