[PATCH v2 2/8] drm/vmwgfx: Remove the duplicate bo_free function
Zack Rusin
zack at kde.org
Tue Jan 31 03:35:36 UTC 2023
From: Zack Rusin <zackr at vmware.com>
Remove the explicit bo_free parameter which was switching between
vmw_bo_bo_free and vmw_gem_destroy which had exactly the same
implementation.
It makes no sense to keep parameter which is always the same, remove it
and all code referencing it. Instead use the vmw_bo_bo_free directly.
Signed-off-by: Zack Rusin <zackr at vmware.com>
Reviewed-by: Martin Krastev <krastevm at vmware.com>
---
drivers/gpu/drm/vmwgfx/vmwgfx_bo.c | 49 ++++++++++--------------
drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c | 2 +-
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 3 +-
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 6 +--
drivers/gpu/drm/vmwgfx/vmwgfx_gem.c | 18 +--------
drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 3 +-
drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c | 2 +-
drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | 2 +-
8 files changed, 27 insertions(+), 58 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
index aa1cd5126a32..8aaeeecd2016 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
@@ -46,6 +46,22 @@ vmw_buffer_object(struct ttm_buffer_object *bo)
return container_of(bo, struct vmw_buffer_object, base);
}
+/**
+ * vmw_bo_bo_free - vmw buffer object destructor
+ *
+ * @bo: Pointer to the embedded struct ttm_buffer_object
+ */
+static void vmw_bo_bo_free(struct ttm_buffer_object *bo)
+{
+ struct vmw_buffer_object *vmw_bo = vmw_buffer_object(bo);
+
+ WARN_ON(vmw_bo->dirty);
+ WARN_ON(!RB_EMPTY_ROOT(&vmw_bo->res_tree));
+ vmw_bo_unmap(vmw_bo);
+ drm_gem_object_release(&bo->base);
+ kfree(vmw_bo);
+}
+
/**
* bo_is_vmw - check if the buffer object is a &vmw_buffer_object
* @bo: ttm buffer object to be checked
@@ -58,8 +74,7 @@ vmw_buffer_object(struct ttm_buffer_object *bo)
*/
static bool bo_is_vmw(struct ttm_buffer_object *bo)
{
- return bo->destroy == &vmw_bo_bo_free ||
- bo->destroy == &vmw_gem_destroy;
+ return bo->destroy == &vmw_bo_bo_free;
}
/**
@@ -376,23 +391,6 @@ void vmw_bo_unmap(struct vmw_buffer_object *vbo)
ttm_bo_kunmap(&vbo->map);
}
-
-/**
- * vmw_bo_bo_free - vmw buffer object destructor
- *
- * @bo: Pointer to the embedded struct ttm_buffer_object
- */
-void vmw_bo_bo_free(struct ttm_buffer_object *bo)
-{
- struct vmw_buffer_object *vmw_bo = vmw_buffer_object(bo);
-
- WARN_ON(vmw_bo->dirty);
- WARN_ON(!RB_EMPTY_ROOT(&vmw_bo->res_tree));
- vmw_bo_unmap(vmw_bo);
- drm_gem_object_release(&bo->base);
- kfree(vmw_bo);
-}
-
/* default destructor */
static void vmw_bo_default_destroy(struct ttm_buffer_object *bo)
{
@@ -449,13 +447,10 @@ int vmw_bo_create_kernel(struct vmw_private *dev_priv, unsigned long size,
int vmw_bo_create(struct vmw_private *vmw,
size_t size, struct ttm_placement *placement,
bool interruptible, bool pin,
- void (*bo_free)(struct ttm_buffer_object *bo),
struct vmw_buffer_object **p_bo)
{
int ret;
- BUG_ON(!bo_free);
-
*p_bo = kmalloc(sizeof(**p_bo), GFP_KERNEL);
if (unlikely(!*p_bo)) {
DRM_ERROR("Failed to allocate a buffer.\n");
@@ -463,8 +458,7 @@ int vmw_bo_create(struct vmw_private *vmw,
}
ret = vmw_bo_init(vmw, *p_bo, size,
- placement, interruptible, pin,
- bo_free);
+ placement, interruptible, pin);
if (unlikely(ret != 0))
goto out_error;
@@ -484,7 +478,6 @@ int vmw_bo_create(struct vmw_private *vmw,
* @placement: Initial placement.
* @interruptible: Whether waits should be performed interruptible.
* @pin: If the BO should be created pinned at a fixed location.
- * @bo_free: The buffer object destructor.
* Returns: Zero on success, negative error code on error.
*
* Note that on error, the code will free the buffer object.
@@ -492,8 +485,7 @@ int vmw_bo_create(struct vmw_private *vmw,
int vmw_bo_init(struct vmw_private *dev_priv,
struct vmw_buffer_object *vmw_bo,
size_t size, struct ttm_placement *placement,
- bool interruptible, bool pin,
- void (*bo_free)(struct ttm_buffer_object *bo))
+ bool interruptible, bool pin)
{
struct ttm_operation_ctx ctx = {
.interruptible = interruptible,
@@ -503,7 +495,6 @@ int vmw_bo_init(struct vmw_private *dev_priv,
struct drm_device *vdev = &dev_priv->drm;
int ret;
- WARN_ON_ONCE(!bo_free);
memset(vmw_bo, 0, sizeof(*vmw_bo));
BUILD_BUG_ON(TTM_MAX_BO_PRIORITY <= 3);
vmw_bo->base.priority = 3;
@@ -513,7 +504,7 @@ int vmw_bo_init(struct vmw_private *dev_priv,
drm_gem_private_object_init(vdev, &vmw_bo->base.base, size);
ret = ttm_bo_init_reserved(bdev, &vmw_bo->base, ttm_bo_type_device,
- placement, 0, &ctx, NULL, NULL, bo_free);
+ placement, 0, &ctx, NULL, NULL, vmw_bo_bo_free);
if (unlikely(ret)) {
return ret;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
index b78a10312fad..87455446a6f9 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
@@ -424,7 +424,7 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size)
* we can use tryreserve without failure.
*/
ret = vmw_bo_create(dev_priv, new_size, &vmw_mob_placement,
- true, true, vmw_bo_bo_free, &buf);
+ true, true, &buf);
if (ret) {
DRM_ERROR("Failed initializing new cotable MOB.\n");
goto out_done;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index e0c2e3748015..7272aff7855d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -398,8 +398,7 @@ static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv)
* user of the bo currently.
*/
ret = vmw_bo_create(dev_priv, PAGE_SIZE,
- &vmw_sys_placement, false, true,
- &vmw_bo_bo_free, &vbo);
+ &vmw_sys_placement, false, true, &vbo);
if (unlikely(ret != 0))
return ret;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 4dfa5044a9e7..3e8ab2ce5b94 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -891,7 +891,6 @@ extern int vmw_bo_unpin(struct vmw_private *vmw_priv,
extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
SVGAGuestPtr *ptr);
extern void vmw_bo_pin_reserved(struct vmw_buffer_object *bo, bool pin);
-extern void vmw_bo_bo_free(struct ttm_buffer_object *bo);
extern int vmw_bo_create_kernel(struct vmw_private *dev_priv,
unsigned long size,
struct ttm_placement *placement,
@@ -899,13 +898,11 @@ extern int vmw_bo_create_kernel(struct vmw_private *dev_priv,
extern int vmw_bo_create(struct vmw_private *dev_priv,
size_t size, struct ttm_placement *placement,
bool interruptible, bool pin,
- void (*bo_free)(struct ttm_buffer_object *bo),
struct vmw_buffer_object **p_bo);
extern int vmw_bo_init(struct vmw_private *dev_priv,
struct vmw_buffer_object *vmw_bo,
size_t size, struct ttm_placement *placement,
- bool interruptible, bool pin,
- void (*bo_free)(struct ttm_buffer_object *bo));
+ bool interruptible, bool pin);
extern int vmw_bo_unref_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int vmw_user_bo_synccpu_ioctl(struct drm_device *dev, void *data,
@@ -980,7 +977,6 @@ extern int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv,
struct vmw_buffer_object **p_vbo);
extern int vmw_gem_object_create_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
-extern void vmw_gem_destroy(struct ttm_buffer_object *bo);
extern void vmw_debugfs_gem_init(struct vmw_private *vdev);
/**
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c
index ba4ddd9f7a7e..ae39029fec4a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c
@@ -125,22 +125,6 @@ static const struct drm_gem_object_funcs vmw_gem_object_funcs = {
.vm_ops = &vmw_vm_ops,
};
-/**
- * vmw_gem_destroy - vmw buffer object destructor
- *
- * @bo: Pointer to the embedded struct ttm_buffer_object
- */
-void vmw_gem_destroy(struct ttm_buffer_object *bo)
-{
- struct vmw_buffer_object *vbo = vmw_buffer_object(bo);
-
- WARN_ON(vbo->dirty);
- WARN_ON(!RB_EMPTY_ROOT(&vbo->res_tree));
- vmw_bo_unmap(vbo);
- drm_gem_object_release(&vbo->base.base);
- kfree(vbo);
-}
-
int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv,
struct drm_file *filp,
uint32_t size,
@@ -153,7 +137,7 @@ int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv,
(dev_priv->has_mob) ?
&vmw_sys_placement :
&vmw_vram_sys_placement,
- true, false, &vmw_gem_destroy, p_vbo);
+ true, false, p_vbo);
(*p_vbo)->base.base.funcs = &vmw_gem_object_funcs;
if (ret != 0)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index c7d645e5ec7b..5879e8b9950a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -332,8 +332,7 @@ static int vmw_resource_buf_alloc(struct vmw_resource *res,
ret = vmw_bo_create(res->dev_priv, res->backup_size,
res->func->backup_placement,
- interruptible, false,
- &vmw_bo_bo_free, &backup);
+ interruptible, false, &backup);
if (unlikely(ret != 0))
goto out_no_bo;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
index e1f36a09c59c..e51a63c05943 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -445,7 +445,7 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
vmw_overlay_pause_all(dev_priv);
ret = vmw_bo_create(dev_priv, size,
&vmw_vram_placement,
- false, true, &vmw_bo_bo_free, &vps->bo);
+ false, true, &vps->bo);
vmw_overlay_resume_all(dev_priv);
if (ret) {
vps->bo = NULL; /* vmw_bo_init frees on error */
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
index 108a496b5d18..93b1400aed4a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
@@ -893,7 +893,7 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv,
return -EINVAL;
ret = vmw_bo_create(dev_priv, size, &vmw_sys_placement,
- true, true, vmw_bo_bo_free, &buf);
+ true, true, &buf);
if (unlikely(ret != 0))
goto out;
--
2.38.1
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