drm/amdgpu: Use init level for pending_reset flag

Drop pending_reset flag in gmc block. Instead use init level to
determine which type of init is preferred - in this case MINIMAL.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Acked-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Tested-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

5 files changed, 12 insertions, 32 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index dcab05744f56..d162a7d6adc5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1699,7 +1699,7 @@ bool amdgpu_device_need_post(struct amdgpu_device *adev)
 	}
 
 	/* Don't post if we need to reset whole hive on init */
-	if (adev->gmc.xgmi.pending_reset)
+	if (adev->init_lvl->level == AMDGPU_INIT_LEVEL_MINIMAL_XGMI)
 		return false;
 
 	if (adev->has_hw_reset) {
@@ -3015,7 +3015,7 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
 		amdgpu_ttm_set_buffer_funcs_status(adev, true);
 
 	/* Don't init kfd if whole hive need to be reset during init */
-	if (!adev->gmc.xgmi.pending_reset) {
+	if (adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) {
 		kgd2kfd_init_zone_device(adev);
 		amdgpu_amdkfd_device_init(adev);
 	}
@@ -3529,14 +3529,9 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev)
 		}
 
 		/* skip unnecessary suspend if we do not initialize them yet */
-		if (adev->gmc.xgmi.pending_reset &&
-		    !(adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC ||
-		      adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC ||
-		      adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON ||
-		      adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH)) {
-			adev->ip_blocks[i].status.hw = false;
+		if (!amdgpu_ip_member_of_hwini(
+			    adev, adev->ip_blocks[i].version->type))
 			continue;
-		}
 
 		/* skip suspend of gfx/mes and psp for S0ix
 		 * gfx is in gfxoff state, so on resume it will exit gfxoff just
@@ -4351,20 +4346,8 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 	if (!amdgpu_sriov_vf(adev) && amdgpu_asic_need_reset_on_init(adev)) {
 		if (adev->gmc.xgmi.num_physical_nodes) {
 			dev_info(adev->dev, "Pending hive reset.\n");
-			adev->gmc.xgmi.pending_reset = true;
-			/* Only need to init necessary block for SMU to handle the reset */
-			for (i = 0; i < adev->num_ip_blocks; i++) {
-				if (!adev->ip_blocks[i].status.valid)
-					continue;
-				if (!(adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC ||
-				      adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON ||
-				      adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH ||
-				      adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC)) {
-					DRM_DEBUG("IP %s disabled for hw_init.\n",
-						adev->ip_blocks[i].version->funcs->name);
-					adev->ip_blocks[i].status.hw = true;
-				}
-			}
+			amdgpu_set_init_level(adev,
+					      AMDGPU_INIT_LEVEL_MINIMAL_XGMI);
 		} else if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 10) &&
 				   !amdgpu_device_has_display_hardware(adev)) {
 					r = psp_gpu_reset(adev);
@@ -4472,7 +4455,7 @@ fence_driver_init:
 	/* enable clockgating, etc. after ib tests, etc. since some blocks require
 	 * explicit gating rather than handling it automatically.
 	 */
-	if (!adev->gmc.xgmi.pending_reset) {
+	if (adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) {
 		r = amdgpu_device_ip_late_init(adev);
 		if (r) {
 			dev_err(adev->dev, "amdgpu_device_ip_late_init failed\n");
@@ -4549,7 +4532,7 @@ fence_driver_init:
 	if (px)
 		vga_switcheroo_init_domain_pm_ops(adev->dev, &adev->vga_pm_domain);
 
-	if (adev->gmc.xgmi.pending_reset)
+	if (adev->init_lvl->level == AMDGPU_INIT_LEVEL_MINIMAL_XGMI)
 		queue_delayed_work(system_wq, &mgpu_info.delayed_reset_work,
 				   msecs_to_jiffies(AMDGPU_RESUME_MS));
 
@@ -5443,7 +5426,6 @@ int amdgpu_do_asic_reset(struct list_head *device_list_handle,
 		list_for_each_entry(tmp_adev, device_list_handle, reset_list) {
 			/* For XGMI run all resets in parallel to speed up the process */
 			if (tmp_adev->gmc.xgmi.num_physical_nodes > 1) {
-				tmp_adev->gmc.xgmi.pending_reset = false;
 				if (!queue_work(system_unbound_wq, &tmp_adev->xgmi_reset_work))
 					r = -EALREADY;
 			} else
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index db0763ffeff7..69fa3c87dbe1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -2512,7 +2512,6 @@ static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work)
 	for (i = 0; i < mgpu_info.num_dgpu; i++) {
 		adev = mgpu_info.gpu_ins[i].adev;
 		flush_work(&adev->xgmi_reset_work);
-		adev->gmc.xgmi.pending_reset = false;
 	}
 
 	/* reset function will rebuild the xgmi hive info , clear it now */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index 4d951a1baefa..33b2adffd58b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -182,7 +182,6 @@ struct amdgpu_xgmi {
 	bool supported;
 	struct ras_common_if *ras_if;
 	bool connected_to_cpu;
-	bool pending_reset;
 	struct amdgpu_xgmi_ras *ras;
 };
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 4319bca0f6c4..6665d9abb27b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -3185,7 +3185,7 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev)
 	 * when the GPU is pending on XGMI reset during probe time
 	 * (Mostly after second bus reset), skip it now
 	 */
-	if (adev->gmc.xgmi.pending_reset)
+	if (adev->init_lvl->level == AMDGPU_INIT_LEVEL_MINIMAL_XGMI)
 		return 0;
 	ret = amdgpu_ras_eeprom_init(&con->eeprom_control);
 	/*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 7de449fae1e3..74135d611cba 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -860,7 +860,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
 	if (!adev->gmc.xgmi.supported)
 		return 0;
 
-	if (!adev->gmc.xgmi.pending_reset &&
+	if ((adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) &&
 	    amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP)) {
 		ret = psp_xgmi_initialize(&adev->psp, false, true);
 		if (ret) {
@@ -907,7 +907,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
 
 	task_barrier_add_task(&hive->tb);
 
-	if (!adev->gmc.xgmi.pending_reset &&
+	if ((adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) &&
 	    amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP)) {
 		list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) {
 			/* update node list for other device in the hive */
@@ -985,7 +985,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
 		}
 	}
 
-	if (!ret && !adev->gmc.xgmi.pending_reset)
+	if (!ret && (adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI))
 		ret = amdgpu_xgmi_sysfs_add_dev_info(adev, hive);
 
 exit_unlock: