drm/amdkfd: Added MQD manager files for GFX12.

Initial implementation, based on GFX11.

v2: Removed dbg_wa code as not needed on GFX12.
v3: squash in SDMA queue fixes (Alex)
v4: rebase (Alex)
Signed-off-by: David Belanger <david.belanger@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdkfd/Makefile

@@ -38,6 +38,7 @@ AMDKFD_FILES	:= $(AMDKFD_PATH)/kfd_module.o \
 		$(AMDKFD_PATH)/kfd_mqd_manager_v9.o \
 		$(AMDKFD_PATH)/kfd_mqd_manager_v10.o \
 		$(AMDKFD_PATH)/kfd_mqd_manager_v11.o \
+		$(AMDKFD_PATH)/kfd_mqd_manager_v12.o \
 		$(AMDKFD_PATH)/kfd_kernel_queue.o \
 		$(AMDKFD_PATH)/kfd_packet_manager.o \
 		$(AMDKFD_PATH)/kfd_packet_manager_vi.o \

drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c

@@ -129,7 +129,7 @@ void mqd_symmetrically_map_cu_mask(struct mqd_manager *mm,
 	}
 
 	cu_bitmap_sh_mul = (KFD_GC_VERSION(mm->dev) >= IP_VERSION(11, 0, 0) &&
-			    KFD_GC_VERSION(mm->dev) < IP_VERSION(12, 0, 0)) ? 2 : 1;
+			    KFD_GC_VERSION(mm->dev) < IP_VERSION(13, 0, 0)) ? 2 : 1;
 
 	/* Count active CUs per SH.
 	 *

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

@@ -1295,6 +1295,8 @@ struct mqd_manager *mqd_manager_init_v10(enum KFD_MQD_TYPE type,
 		struct kfd_node *dev);
 struct mqd_manager *mqd_manager_init_v11(enum KFD_MQD_TYPE type,
 		struct kfd_node *dev);
+struct mqd_manager *mqd_manager_init_v12(enum KFD_MQD_TYPE type,
+		struct kfd_node *dev);
 struct device_queue_manager *device_queue_manager_init(struct kfd_node *dev);
 void device_queue_manager_uninit(struct device_queue_manager *dqm);
 struct kernel_queue *kernel_queue_init(struct kfd_node *dev,

drivers/gpu/drm/amd/include/v12_structs.h

@@ -666,8 +666,9 @@ struct v12_sdma_mqd {
     uint32_t reserved_123; // offset: 123  (0x7B)
     uint32_t reserved_124; // offset: 124  (0x7C)
     uint32_t reserved_125; // offset: 125  (0x7D)
-    uint32_t reserved_126; // offset: 126  (0x7E)
-    uint32_t reserved_127; // offset: 127  (0x7F)
+	/* reserved_126,127: repurposed for driver-internal use */
+	uint32_t sdma_engine_id;
+	uint32_t sdma_queue_id;
 };
 
 struct v12_compute_mqd {