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authorRoger He <Hongbo.He@amd.com>2017-12-18 19:50:08 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-12-27 11:38:11 -0500
commita6c26af8a4348a0ba2eb146b08f4d4d908cd9222 (patch)
treea4c7f906baf50094c998479a974c3127e551b053 /include/drm
parent44835a86276ac2c90661267d3a3738aa1fa159ef (diff)
drm/ttm: call ttm_bo_swapout directly when ttm shrink
remove the extra indirection because we have only one implementation anyway Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Roger He <Hongbo.He@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/ttm/ttm_bo_api.h1
-rw-r--r--include/drm/ttm/ttm_bo_driver.h1
-rw-r--r--include/drm/ttm/ttm_memory.h69
3 files changed, 2 insertions, 69 deletions
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index c1263308145a..24a8db7bebb1 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -752,6 +752,7 @@ ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp,
const char __user *wbuf, char __user *rbuf,
size_t count, loff_t *f_pos, bool write);
+int ttm_bo_swapout(struct ttm_bo_global *glob);
void ttm_bo_swapout_all(struct ttm_bo_device *bdev);
int ttm_bo_wait_unreserved(struct ttm_buffer_object *bo);
#endif
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 5115718ca607..934fecfa7b07 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -522,7 +522,6 @@ struct ttm_bo_global {
struct kobject kobj;
struct ttm_mem_global *mem_glob;
struct page *dummy_read_page;
- struct ttm_mem_shrink shrink;
struct mutex device_list_mutex;
spinlock_t lru_lock;
diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h
index 2c1e3598effe..85f3ad6f1348 100644
--- a/include/drm/ttm/ttm_memory.h
+++ b/include/drm/ttm/ttm_memory.h
@@ -37,20 +37,6 @@
#include <linux/mm.h>
/**
- * struct ttm_mem_shrink - callback to shrink TTM memory usage.
- *
- * @do_shrink: The callback function.
- *
- * Arguments to the do_shrink functions are intended to be passed using
- * inheritance. That is, the argument class derives from struct ttm_mem_shrink,
- * and can be accessed using container_of().
- */
-
-struct ttm_mem_shrink {
- int (*do_shrink) (struct ttm_mem_shrink *);
-};
-
-/**
* struct ttm_mem_global - Global memory accounting structure.
*
* @shrink: A single callback to shrink TTM memory usage. Extend this
@@ -76,7 +62,7 @@ struct ttm_mem_shrink {
struct ttm_mem_zone;
struct ttm_mem_global {
struct kobject kobj;
- struct ttm_mem_shrink *shrink;
+ struct ttm_bo_global *bo_glob;
struct workqueue_struct *swap_queue;
struct work_struct work;
spinlock_t lock;
@@ -90,59 +76,6 @@ struct ttm_mem_global {
#endif
};
-/**
- * ttm_mem_init_shrink - initialize a struct ttm_mem_shrink object
- *
- * @shrink: The object to initialize.
- * @func: The callback function.
- */
-
-static inline void ttm_mem_init_shrink(struct ttm_mem_shrink *shrink,
- int (*func) (struct ttm_mem_shrink *))
-{
- shrink->do_shrink = func;
-}
-
-/**
- * ttm_mem_register_shrink - register a struct ttm_mem_shrink object.
- *
- * @glob: The struct ttm_mem_global object to register with.
- * @shrink: An initialized struct ttm_mem_shrink object to register.
- *
- * Returns:
- * -EBUSY: There's already a callback registered. (May change).
- */
-
-static inline int ttm_mem_register_shrink(struct ttm_mem_global *glob,
- struct ttm_mem_shrink *shrink)
-{
- spin_lock(&glob->lock);
- if (glob->shrink != NULL) {
- spin_unlock(&glob->lock);
- return -EBUSY;
- }
- glob->shrink = shrink;
- spin_unlock(&glob->lock);
- return 0;
-}
-
-/**
- * ttm_mem_unregister_shrink - unregister a struct ttm_mem_shrink object.
- *
- * @glob: The struct ttm_mem_global object to unregister from.
- * @shrink: A previously registert struct ttm_mem_shrink object.
- *
- */
-
-static inline void ttm_mem_unregister_shrink(struct ttm_mem_global *glob,
- struct ttm_mem_shrink *shrink)
-{
- spin_lock(&glob->lock);
- BUG_ON(glob->shrink != shrink);
- glob->shrink = NULL;
- spin_unlock(&glob->lock);
-}
-
extern int ttm_mem_global_init(struct ttm_mem_global *glob);
extern void ttm_mem_global_release(struct ttm_mem_global *glob);
extern int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,