Merge tag 'amd-drm-next-6.15-2025-03-14' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-6.15-2025-03-14:

amdgpu:
- GC 12.x DCC fixes
- VCN 2.5 fix
- Replay/PSR fixes
- HPD fixes
- DMUB fixes
- Backlight fixes
- DM suspend/resume cleanup
- Misc DC fixes
- HDCP UAF fix
- Misc code cleanups
- VCE 2.x fix
- Wedged event support
- GC 12.x PTE fixes
- Misc multimedia cap fixes
- Enable unique id support for GC 12.x
- XGMI code cleanup
- GC 11.x and 12.x MQD cleanups
- SMU 13.x updates
- SMU 14.x fan speed reporting
- Enable VCN activity reporting for additional chips
- SR-IOV fixes
- RAS fixes
- MES fixes

amdkfd:
- Dequeue wait count API cleanups
- Queue eviction cleanup fixes
- Retry fault fixes
- Dequeue retry timeout adjustments
- GC 12.x trap handler fixes
- GC 9.5.x updates

radeon:
- VCE command parser fix

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250314170618.3142042-1-alexander.deucher@amd.com

1 files changed, 24 insertions, 29 deletions

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 2afcc1b4856a..2ed003d3ff0e 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -43,6 +43,8 @@
 /* Size of the per-pipe EOP queue */
 #define CIK_HPD_EOP_BYTES_LOG2 11
 #define CIK_HPD_EOP_BYTES (1U << CIK_HPD_EOP_BYTES_LOG2)
+/* See unmap_queues_cpsch() */
+#define USE_DEFAULT_GRACE_PERIOD 0xffffffff
 
 static int set_pasid_vmid_mapping(struct device_queue_manager *dqm,
 				  u32 pasid, unsigned int vmid);
@@ -1219,11 +1221,13 @@ static int evict_process_queues_cpsch(struct device_queue_manager *dqm,
 		decrement_queue_count(dqm, qpd, q);
 
 		if (dqm->dev->kfd->shared_resources.enable_mes) {
-			retval = remove_queue_mes(dqm, q, qpd);
-			if (retval) {
+			int err;
+
+			err = remove_queue_mes(dqm, q, qpd);
+			if (err) {
 				dev_err(dev, "Failed to evict queue %d\n",
 					q->properties.queue_id);
-				goto out;
+				retval = err;
 			}
 		}
 	}
@@ -1746,10 +1750,7 @@ static int initialize_cpsch(struct device_queue_manager *dqm)
 
 	init_sdma_bitmaps(dqm);
 
-	if (dqm->dev->kfd2kgd->get_iq_wait_times)
-		dqm->dev->kfd2kgd->get_iq_wait_times(dqm->dev->adev,
-					&dqm->wait_times,
-					ffs(dqm->dev->xcc_mask) - 1);
+	update_dqm_wait_times(dqm);
 	return 0;
 }
 
@@ -1845,25 +1846,11 @@ static int start_cpsch(struct device_queue_manager *dqm)
 	/* clear hang status when driver try to start the hw scheduler */
 	dqm->sched_running = true;
 
-	if (!dqm->dev->kfd->shared_resources.enable_mes)
+	if (!dqm->dev->kfd->shared_resources.enable_mes) {
+		if (pm_config_dequeue_wait_counts(&dqm->packet_mgr,
+				KFD_DEQUEUE_WAIT_INIT, 0 /* unused */))
+			dev_err(dev, "Setting optimized dequeue wait failed. Using default values\n");
 		execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, USE_DEFAULT_GRACE_PERIOD);
-
-	/* Set CWSR grace period to 1x1000 cycle for GFX9.4.3 APU */
-	if (amdgpu_emu_mode == 0 && dqm->dev->adev->gmc.is_app_apu &&
-	    (KFD_GC_VERSION(dqm->dev) == IP_VERSION(9, 4, 3))) {
-		uint32_t reg_offset = 0;
-		uint32_t grace_period = 1;
-
-		retval = pm_update_grace_period(&dqm->packet_mgr,
-						grace_period);
-		if (retval)
-			dev_err(dev, "Setting grace timeout failed\n");
-		else if (dqm->dev->kfd2kgd->build_grace_period_packet_info)
-			/* Update dqm->wait_times maintained in software */
-			dqm->dev->kfd2kgd->build_grace_period_packet_info(
-					dqm->dev->adev,	dqm->wait_times,
-					grace_period, &reg_offset,
-					&dqm->wait_times);
 	}
 
 	/* setup per-queue reset detection buffer  */
@@ -2359,7 +2346,14 @@ static int reset_queues_on_hws_hang(struct device_queue_manager *dqm, bool is_sd
 	return is_sdma ? reset_hung_queues_sdma(dqm) : reset_hung_queues(dqm);
 }
 
-/* dqm->lock mutex has to be locked before calling this function */
+/* dqm->lock mutex has to be locked before calling this function
+ *
+ * @grace_period: If USE_DEFAULT_GRACE_PERIOD then default wait time
+ *   for context switch latency. Lower values are used by debugger
+ *   since context switching are triggered at high frequency.
+ *   This is configured by setting CP_IQ_WAIT_TIME2.SCH_WAVE
+ *
+ */
 static int unmap_queues_cpsch(struct device_queue_manager *dqm,
 				enum kfd_unmap_queues_filter filter,
 				uint32_t filter_param,
@@ -2378,7 +2372,8 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm,
 		return -EIO;
 
 	if (grace_period != USE_DEFAULT_GRACE_PERIOD) {
-		retval = pm_update_grace_period(&dqm->packet_mgr, grace_period);
+		retval = pm_config_dequeue_wait_counts(&dqm->packet_mgr,
+				KFD_DEQUEUE_WAIT_SET_SCH_WAVE, grace_period);
 		if (retval)
 			goto out;
 	}
@@ -2419,8 +2414,8 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm,
 
 	/* We need to reset the grace period value for this device */
 	if (grace_period != USE_DEFAULT_GRACE_PERIOD) {
-		if (pm_update_grace_period(&dqm->packet_mgr,
-					USE_DEFAULT_GRACE_PERIOD))
+		if (pm_config_dequeue_wait_counts(&dqm->packet_mgr,
+				KFD_DEQUEUE_WAIT_RESET, 0 /* unused */))
 			dev_err(dev, "Failed to reset grace period\n");
 	}