diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c index 1162913c8bf4..659b385b27b5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c @@ -246,7 +246,7 @@ static ssize_t amdgpu_xgmi_show_error(struct device *dev, adev->df.funcs->set_fica(adev, ficaa_pie_status_in, 0, 0); - return snprintf(buf, PAGE_SIZE, "%d\n", error_count); + return snprintf(buf, PAGE_SIZE, "%u\n", error_count); } @@ -324,7 +324,7 @@ static void amdgpu_xgmi_sysfs_rem_dev_info(struct amdgpu_device *adev, struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev) { - struct amdgpu_hive_info *hive = NULL, *tmp = NULL; + struct amdgpu_hive_info *hive = NULL; int ret; if (!adev->gmc.xgmi.hive_id) @@ -337,11 +337,9 @@ struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev) mutex_lock(&xgmi_mutex); - if (!list_empty(&xgmi_hive_list)) { - list_for_each_entry_safe(hive, tmp, &xgmi_hive_list, node) { - if (hive->hive_id == adev->gmc.xgmi.hive_id) - goto pro_end; - } + list_for_each_entry(hive, &xgmi_hive_list, node) { + if (hive->hive_id == adev->gmc.xgmi.hive_id) + goto pro_end; } hive = kzalloc(sizeof(*hive), GFP_KERNEL); @@ -395,12 +393,17 @@ void amdgpu_put_xgmi_hive(struct amdgpu_hive_info *hive) int amdgpu_xgmi_set_pstate(struct amdgpu_device *adev, int pstate) { int ret = 0; - struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev); - struct amdgpu_device *request_adev = hive->hi_req_gpu ? - hive->hi_req_gpu : adev; + struct amdgpu_hive_info *hive; + struct amdgpu_device *request_adev; bool is_hi_req = pstate == AMDGPU_XGMI_PSTATE_MAX_VEGA20; - bool init_low = hive->pstate == AMDGPU_XGMI_PSTATE_UNKNOWN; + bool init_low; + + hive = amdgpu_get_xgmi_hive(adev); + if (!hive) + return 0; + request_adev = hive->hi_req_gpu ? hive->hi_req_gpu : adev; + init_low = hive->pstate == AMDGPU_XGMI_PSTATE_UNKNOWN; amdgpu_put_xgmi_hive(hive); /* fw bug so temporarily disable pstate switching */ return 0; |