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amdgpu: use handle table for KMS handles 

Instead of the hash use the handle table.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-and-Tested-by: Junwei Zhang <Jerry.Zhang@amd.com>
main
Christian König 2018-08-02 10:47:02 +02:00
parent 52370cc6eb
commit bde850bc32
3 changed files with 13 additions and 12 deletions
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19
amdgpu/amdgpu_bo.c
View File

@ -90,8 +90,12 @@ int amdgpu_bo_alloc(amdgpu_device_handle dev,
pthread_mutex_init(&bo->cpu_access_mutex, NULL);
*buf_handle = bo;
return 0;
if (r)
amdgpu_bo_free(bo);
else
*buf_handle = bo;
return r;
}
int amdgpu_bo_set_metadata(amdgpu_bo_handle bo,
@ -171,8 +175,7 @@ int amdgpu_bo_query_info(amdgpu_bo_handle bo,
static void amdgpu_add_handle_to_table(amdgpu_bo_handle bo)
{
pthread_mutex_lock(&bo->dev->bo_table_mutex);
util_hash_table_set(bo->dev->bo_handles,
(void*)(uintptr_t)bo->handle, bo);
handle_table_insert(&bo->dev->bo_handles, bo->handle, bo);
pthread_mutex_unlock(&bo->dev->bo_table_mutex);
}
@ -303,8 +306,7 @@ int amdgpu_bo_import(amdgpu_device_handle dev,
break;
case amdgpu_bo_handle_type_dma_buf_fd:
bo = util_hash_table_get(dev->bo_handles,
(void*)(uintptr_t)shared_handle);
bo = handle_table_lookup(&dev->bo_handles, shared_handle);
break;
case amdgpu_bo_handle_type_kms:
@ -387,7 +389,7 @@ int amdgpu_bo_import(amdgpu_device_handle dev,
bo->dev = dev;
pthread_mutex_init(&bo->cpu_access_mutex, NULL);
util_hash_table_set(dev->bo_handles, (void*)(uintptr_t)bo->handle, bo);
handle_table_insert(&dev->bo_handles, bo->handle, bo);
pthread_mutex_unlock(&dev->bo_table_mutex);
output->buf_handle = bo;
@ -406,8 +408,7 @@ int amdgpu_bo_free(amdgpu_bo_handle buf_handle)
if (update_references(&bo->refcount, NULL)) {
/* Remove the buffer from the hash tables. */
util_hash_table_remove(dev->bo_handles,
(void*)(uintptr_t)bo->handle);
handle_table_remove(&dev->bo_handles, bo->handle);
if (bo->flink_name) {
util_hash_table_remove(dev->bo_flink_names,

3
amdgpu/amdgpu_device.c
View File

@ -122,8 +122,8 @@ static void amdgpu_device_free_internal(amdgpu_device_handle dev)
amdgpu_vamgr_deinit(&dev->vamgr);
amdgpu_vamgr_deinit(&dev->vamgr_high_32);
amdgpu_vamgr_deinit(&dev->vamgr_high);
handle_table_fini(&dev->bo_handles);
util_hash_table_destroy(dev->bo_flink_names);
util_hash_table_destroy(dev->bo_handles);
pthread_mutex_destroy(&dev->bo_table_mutex);
free(dev->marketing_name);
free(dev);
@ -230,7 +230,6 @@ int amdgpu_device_initialize(int fd,
dev->bo_flink_names = util_hash_table_create(handle_hash,
handle_compare);
dev->bo_handles = util_hash_table_create(handle_hash, handle_compare);
pthread_mutex_init(&dev->bo_table_mutex, NULL);
/* Check if acceleration is working. */

3
amdgpu/amdgpu_internal.h
View File

@ -32,6 +32,7 @@
#include "xf86atomic.h"
#include "amdgpu.h"
#include "util_double_list.h"
#include "handle_table.h"
#define AMDGPU_CS_MAX_RINGS 8
/* do not use below macro if b is not power of 2 aligned value */
@ -73,7 +74,7 @@ struct amdgpu_device {
char *marketing_name;
/** List of buffer handles. Protected by bo_table_mutex. */
struct util_hash_table *bo_handles;
struct handle_table bo_handles;
/** List of buffer GEM flink names. Protected by bo_table_mutex. */
struct util_hash_table *bo_flink_names;
/** This protects all hash tables. */