This reverts commit c9115f8904eef0f880d3b4f8306f553b1bb1c532.
Adding this to the mapping is complete nonsense and the whole
implementation looks racy. This patch wasn't thoughtfully reviewed
and should be reverted for now.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 ---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 ---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 1 -
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 29 +---------------------
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 15 -----------
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h | 2 --
6 files changed, 1 insertion(+), 52 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index b5720c1610e1..1db192150532 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -931,9 +931,6 @@ struct amdgpu_device {
int asic_reset_res;
struct work_struct xgmi_reset_work;
- /* counter of mapped memory through xgmi */
- atomic_t xgmi_map_counter;
-
bool in_baco_reset;
};
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 964a4d3f1f43..206583707124 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2018,9 +2018,6 @@ static void
amdgpu_device_ip_late_init_func_handler(struct work_struct *work)
r = amdgpu_device_enable_mgpu_fan_boost();
if (r)
DRM_ERROR("enable mgpu fan boost failed (%d).\n", r);
-
- /*set to low pstate by default */
- amdgpu_xgmi_set_pstate(adev, 0);
}
static void amdgpu_device_delay_enable_gfx_off(struct work_struct *work)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 6f176bbe4cf2..220a6a7b1bc1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -54,7 +54,6 @@ struct amdgpu_bo_va_mapping {
uint64_t __subtree_last;
uint64_t offset;
uint64_t flags;
- bool is_xgmi;
};
/* User space allocated BO in a VM */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index c5230a9fb7f6..c8f0e4ca05fb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -34,7 +34,6 @@
#include "amdgpu_trace.h"
#include "amdgpu_amdkfd.h"
#include "amdgpu_gmc.h"
-#include "amdgpu_xgmi.h"
/**
* DOC: GPUVM
@@ -2022,9 +2021,8 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
struct ttm_mem_reg *mem;
struct drm_mm_node *nodes;
struct dma_fence *exclusive, **last_update;
- struct amdgpu_device *bo_adev = adev;
- bool is_xgmi = false;
uint64_t flags;
+ struct amdgpu_device *bo_adev = adev;
int r;
if (clear || !bo) {
@@ -2046,10 +2044,6 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
if (bo) {
flags = amdgpu_ttm_tt_pte_flags(adev, bo->tbo.ttm, mem);
bo_adev = amdgpu_ttm_adev(bo->tbo.bdev);
- if (adev != bo_adev &&
- adev->gmc.xgmi.hive_id &&
- adev->gmc.xgmi.hive_id == bo_adev->gmc.xgmi.hive_id)
- is_xgmi = true;
} else {
flags = 0x0;
}
@@ -2068,19 +2062,6 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
}
list_for_each_entry(mapping, &bo_va->invalids, list) {
- if (mapping->is_xgmi != is_xgmi) {
- if (is_xgmi) {
- /* Adding an XGMI mapping to the PT */
- if (atomic_inc_return(&adev->xgmi_map_counter)
== 1)
- amdgpu_xgmi_set_pstate(adev, 1);
- } else {
- /* Removing an XGMI mapping from the PT */
- if (atomic_dec_return(&adev->xgmi_map_counter)
== 0)
- amdgpu_xgmi_set_pstate(adev, 0);
- }
- mapping->is_xgmi = is_xgmi;
- }
-
r = amdgpu_vm_bo_split_mapping(adev, exclusive, pages_addr, vm,
mapping, flags, bo_adev, nodes,
last_update);
@@ -2298,13 +2279,6 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
r = amdgpu_vm_bo_update_mapping(adev, NULL, NULL, vm,
mapping->start, mapping->last,
init_pte_value, 0, &f);
-
- if (mapping->is_xgmi) {
- /* Removing an XGMI mapping from the PT */
- if (atomic_dec_return(&adev->xgmi_map_counter) == 0)
- amdgpu_xgmi_set_pstate(adev, 0);
- }
-
amdgpu_vm_free_mapping(adev, vm, mapping, f);
if (r) {
dma_fence_put(f);
@@ -2501,7 +2475,6 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev,
mapping->last = eaddr;
mapping->offset = offset;
mapping->flags = flags;
- mapping->is_xgmi = false;
amdgpu_vm_bo_insert_map(adev, bo_va, mapping);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 807440d3edff..fcc4b05c745c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -200,7 +200,6 @@ struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct
amdgpu_device *adev, int lo
if (lock)
mutex_lock(&tmp->hive_lock);
- tmp->pstate = -1;
mutex_unlock(&xgmi_mutex);
@@ -322,17 +321,3 @@ void amdgpu_xgmi_remove_device(struct amdgpu_device *adev)
mutex_unlock(&hive->hive_lock);
}
}
-
-int amdgpu_xgmi_set_pstate(struct amdgpu_device *adev, int pstate)
-{
- int ret = 0;
- struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev, 0);
-
- if (!hive)
- return 0;
-
- if (hive->pstate == pstate)
- return 0;
- /* Todo : sent the message to SMU for pstate change */
- return ret;
-}
\ No newline at end of file
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
index 7e1710fcbef2..24a3b0362f98 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
@@ -33,13 +33,11 @@ struct amdgpu_hive_info {
struct kobject *kobj;
struct device_attribute dev_attr;
struct amdgpu_device *adev;
- int pstate; /*0 -- low , 1 -- high , -1 unknown*/
};
struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev, int
lock);
int amdgpu_xgmi_update_topology(struct amdgpu_hive_info *hive, struct
amdgpu_device *adev);
int amdgpu_xgmi_add_device(struct amdgpu_device *adev);
void amdgpu_xgmi_remove_device(struct amdgpu_device *adev);
-int amdgpu_xgmi_set_pstate(struct amdgpu_device *adev, int pstate);
#endif
--
2.17.1
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