diff options
| author | Alex Xie <AlexBin.Xie@amd.com> | 2017-01-28 21:50:44 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-02-02 15:22:53 -0500 |
| commit | fe7cb34eda1855ac9770bc9f3e582897000e41b0 (patch) | |
| tree | 1f9b794b15dc3a73ad9e1092ed1c4992ea8572cd /amdgpu | |
| parent | 067e9a1d47a8373b3145481a70fec84ce8e76441 (diff) | |
amdgpu: vamgr can be a struct instead of a pointer
vamgr is an integral part of amdgpu_device. We don't need to calloc and free it.
This can save CPU time, reduce heap fragmentation.
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
[Grazvydas Ignotas: rebase, correct a typo in commit message]
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'amdgpu')
| -rw-r--r-- | amdgpu/amdgpu_device.c | 16 | ||||
| -rw-r--r-- | amdgpu/amdgpu_internal.h | 2 | ||||
| -rw-r--r-- | amdgpu/amdgpu_vamgr.c | 2 |
3 files changed, 7 insertions, 13 deletions
diff --git a/amdgpu/amdgpu_device.c b/amdgpu/amdgpu_device.c index 11714e47..f473d2da 100644 --- a/amdgpu/amdgpu_device.c +++ b/amdgpu/amdgpu_device.c @@ -132,8 +132,7 @@ static int amdgpu_get_auth(int fd, int *auth) static void amdgpu_device_free_internal(amdgpu_device_handle dev) { amdgpu_vamgr_deinit(&dev->vamgr_32); - amdgpu_vamgr_deinit(dev->vamgr); - free(dev->vamgr); + amdgpu_vamgr_deinit(&dev->vamgr); util_hash_table_destroy(dev->bo_flink_names); util_hash_table_destroy(dev->bo_handles); pthread_mutex_destroy(&dev->bo_table_mutex); @@ -254,16 +253,12 @@ int amdgpu_device_initialize(int fd, if (r) goto cleanup; - dev->vamgr = calloc(1, sizeof(struct amdgpu_bo_va_mgr)); - if (dev->vamgr == NULL) - goto cleanup; - - amdgpu_vamgr_init(dev->vamgr, dev->dev_info.virtual_address_offset, + amdgpu_vamgr_init(&dev->vamgr, dev->dev_info.virtual_address_offset, dev->dev_info.virtual_address_max, dev->dev_info.virtual_address_alignment); max = MIN2(dev->dev_info.virtual_address_max, 0xffffffff); - start = amdgpu_vamgr_find_va(dev->vamgr, + start = amdgpu_vamgr_find_va(&dev->vamgr, max - dev->dev_info.virtual_address_offset, dev->dev_info.virtual_address_alignment, 0); if (start > 0xffffffff) @@ -282,10 +277,9 @@ int amdgpu_device_initialize(int fd, free_va: r = -ENOMEM; - amdgpu_vamgr_free_va(dev->vamgr, start, + amdgpu_vamgr_free_va(&dev->vamgr, start, max - dev->dev_info.virtual_address_offset); - amdgpu_vamgr_deinit(dev->vamgr); - free(dev->vamgr); + amdgpu_vamgr_deinit(&dev->vamgr); cleanup: if (dev->fd >= 0) diff --git a/amdgpu/amdgpu_internal.h b/amdgpu/amdgpu_internal.h index 7e237ac1..cf119a53 100644 --- a/amdgpu/amdgpu_internal.h +++ b/amdgpu/amdgpu_internal.h @@ -85,7 +85,7 @@ struct amdgpu_device { struct drm_amdgpu_info_device dev_info; struct amdgpu_gpu_info info; /** The global VA manager for the whole virtual address space */ - struct amdgpu_bo_va_mgr *vamgr; + struct amdgpu_bo_va_mgr vamgr; /** The VA manager for the 32bit address space */ struct amdgpu_bo_va_mgr vamgr_32; }; diff --git a/amdgpu/amdgpu_vamgr.c b/amdgpu/amdgpu_vamgr.c index 4dc4253c..2b1388ed 100644 --- a/amdgpu/amdgpu_vamgr.c +++ b/amdgpu/amdgpu_vamgr.c @@ -238,7 +238,7 @@ int amdgpu_va_range_alloc(amdgpu_device_handle dev, if (flags & AMDGPU_VA_RANGE_32_BIT) vamgr = &dev->vamgr_32; else - vamgr = dev->vamgr; + vamgr = &dev->vamgr; va_base_alignment = MAX2(va_base_alignment, vamgr->va_alignment); size = ALIGN(size, vamgr->va_alignment); |