drm/amdkfd: Expose GFXIP engine version to sysfs

Add u32 gfx_target_version field to kfd_node_properties and
kfd_device_info. Populate <asic>_device_info structs accordingly and
expose to sysfs.

This allows eliminating device-ID-based lookup tables in user mode for
future ASICs.
Signed-off-by: Graham Sider <Graham.Sider@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -91,6 +91,7 @@ static const struct kfd2kgd_calls *kfd2kgd_funcs[] = {
 static const struct kfd_device_info kaveri_device_info = {
 	.asic_family = CHIP_KAVERI,
 	.asic_name = "kaveri",
+	.gfx_target_version = 70000,
 	.max_pasid_bits = 16,
 	/* max num of queues for KV.TODO should be a dynamic value */
 	.max_no_of_hqd	= 24,
@@ -110,6 +111,7 @@ static const struct kfd_device_info kaveri_device_info = {
 static const struct kfd_device_info carrizo_device_info = {
 	.asic_family = CHIP_CARRIZO,
 	.asic_name = "carrizo",
+	.gfx_target_version = 80001,
 	.max_pasid_bits = 16,
 	/* max num of queues for CZ.TODO should be a dynamic value */
 	.max_no_of_hqd	= 24,
@@ -130,6 +132,7 @@ static const struct kfd_device_info carrizo_device_info = {
 static const struct kfd_device_info raven_device_info = {
 	.asic_family = CHIP_RAVEN,
 	.asic_name = "raven",
+	.gfx_target_version = 90002,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -148,6 +151,7 @@ static const struct kfd_device_info raven_device_info = {
 static const struct kfd_device_info hawaii_device_info = {
 	.asic_family = CHIP_HAWAII,
 	.asic_name = "hawaii",
+	.gfx_target_version = 70001,
 	.max_pasid_bits = 16,
 	/* max num of queues for KV.TODO should be a dynamic value */
 	.max_no_of_hqd	= 24,
@@ -167,6 +171,7 @@ static const struct kfd_device_info hawaii_device_info = {
 static const struct kfd_device_info tonga_device_info = {
 	.asic_family = CHIP_TONGA,
 	.asic_name = "tonga",
+	.gfx_target_version = 80002,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -185,6 +190,7 @@ static const struct kfd_device_info tonga_device_info = {
 static const struct kfd_device_info fiji_device_info = {
 	.asic_family = CHIP_FIJI,
 	.asic_name = "fiji",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -203,6 +209,7 @@ static const struct kfd_device_info fiji_device_info = {
 static const struct kfd_device_info fiji_vf_device_info = {
 	.asic_family = CHIP_FIJI,
 	.asic_name = "fiji",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -222,6 +229,7 @@ static const struct kfd_device_info fiji_vf_device_info = {
 static const struct kfd_device_info polaris10_device_info = {
 	.asic_family = CHIP_POLARIS10,
 	.asic_name = "polaris10",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -240,6 +248,7 @@ static const struct kfd_device_info polaris10_device_info = {
 static const struct kfd_device_info polaris10_vf_device_info = {
 	.asic_family = CHIP_POLARIS10,
 	.asic_name = "polaris10",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -258,6 +267,7 @@ static const struct kfd_device_info polaris10_vf_device_info = {
 static const struct kfd_device_info polaris11_device_info = {
 	.asic_family = CHIP_POLARIS11,
 	.asic_name = "polaris11",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -276,6 +286,7 @@ static const struct kfd_device_info polaris11_device_info = {
 static const struct kfd_device_info polaris12_device_info = {
 	.asic_family = CHIP_POLARIS12,
 	.asic_name = "polaris12",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -294,6 +305,7 @@ static const struct kfd_device_info polaris12_device_info = {
 static const struct kfd_device_info vegam_device_info = {
 	.asic_family = CHIP_VEGAM,
 	.asic_name = "vegam",
+	.gfx_target_version = 80003,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 4,
@@ -312,6 +324,7 @@ static const struct kfd_device_info vegam_device_info = {
 static const struct kfd_device_info vega10_device_info = {
 	.asic_family = CHIP_VEGA10,
 	.asic_name = "vega10",
+	.gfx_target_version = 90000,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -330,6 +343,7 @@ static const struct kfd_device_info vega10_device_info = {
 static const struct kfd_device_info vega10_vf_device_info = {
 	.asic_family = CHIP_VEGA10,
 	.asic_name = "vega10",
+	.gfx_target_version = 90000,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -348,6 +362,7 @@ static const struct kfd_device_info vega10_vf_device_info = {
 static const struct kfd_device_info vega12_device_info = {
 	.asic_family = CHIP_VEGA12,
 	.asic_name = "vega12",
+	.gfx_target_version = 90004,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -366,6 +381,7 @@ static const struct kfd_device_info vega12_device_info = {
 static const struct kfd_device_info vega20_device_info = {
 	.asic_family = CHIP_VEGA20,
 	.asic_name = "vega20",
+	.gfx_target_version = 90006,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd	= 24,
 	.doorbell_size	= 8,
@@ -384,6 +400,7 @@ static const struct kfd_device_info vega20_device_info = {
 static const struct kfd_device_info arcturus_device_info = {
 	.asic_family = CHIP_ARCTURUS,
 	.asic_name = "arcturus",
+	.gfx_target_version = 90008,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd	= 24,
 	.doorbell_size	= 8,
@@ -402,6 +419,7 @@ static const struct kfd_device_info arcturus_device_info = {
 static const struct kfd_device_info aldebaran_device_info = {
 	.asic_family = CHIP_ALDEBARAN,
 	.asic_name = "aldebaran",
+	.gfx_target_version = 90010,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd	= 24,
 	.doorbell_size	= 8,
@@ -420,6 +438,7 @@ static const struct kfd_device_info aldebaran_device_info = {
 static const struct kfd_device_info renoir_device_info = {
 	.asic_family = CHIP_RENOIR,
 	.asic_name = "renoir",
+	.gfx_target_version = 90002,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -438,6 +457,7 @@ static const struct kfd_device_info renoir_device_info = {
 static const struct kfd_device_info navi10_device_info = {
 	.asic_family = CHIP_NAVI10,
 	.asic_name = "navi10",
+	.gfx_target_version = 100100,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -456,6 +476,7 @@ static const struct kfd_device_info navi10_device_info = {
 static const struct kfd_device_info navi12_device_info = {
 	.asic_family = CHIP_NAVI12,
 	.asic_name = "navi12",
+	.gfx_target_version = 100101,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -474,6 +495,7 @@ static const struct kfd_device_info navi12_device_info = {
 static const struct kfd_device_info navi14_device_info = {
 	.asic_family = CHIP_NAVI14,
 	.asic_name = "navi14",
+	.gfx_target_version = 100102,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -492,6 +514,7 @@ static const struct kfd_device_info navi14_device_info = {
 static const struct kfd_device_info sienna_cichlid_device_info = {
 	.asic_family = CHIP_SIENNA_CICHLID,
 	.asic_name = "sienna_cichlid",
+	.gfx_target_version = 100300,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -510,6 +533,7 @@ static const struct kfd_device_info sienna_cichlid_device_info = {
 static const struct kfd_device_info navy_flounder_device_info = {
 	.asic_family = CHIP_NAVY_FLOUNDER,
 	.asic_name = "navy_flounder",
+	.gfx_target_version = 100301,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -528,6 +552,7 @@ static const struct kfd_device_info navy_flounder_device_info = {
 static const struct kfd_device_info vangogh_device_info = {
 	.asic_family = CHIP_VANGOGH,
 	.asic_name = "vangogh",
+	.gfx_target_version = 100303,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -546,6 +571,7 @@ static const struct kfd_device_info vangogh_device_info = {
 static const struct kfd_device_info dimgrey_cavefish_device_info = {
 	.asic_family = CHIP_DIMGREY_CAVEFISH,
 	.asic_name = "dimgrey_cavefish",
+	.gfx_target_version = 100302,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -564,6 +590,7 @@ static const struct kfd_device_info dimgrey_cavefish_device_info = {
 static const struct kfd_device_info beige_goby_device_info = {
 	.asic_family = CHIP_BEIGE_GOBY,
 	.asic_name = "beige_goby",
+	.gfx_target_version = 100304,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -582,6 +609,7 @@ static const struct kfd_device_info beige_goby_device_info = {
 static const struct kfd_device_info yellow_carp_device_info = {
 	.asic_family = CHIP_YELLOW_CARP,
 	.asic_name = "yellow_carp",
+	.gfx_target_version = 100305,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,
@@ -600,6 +628,7 @@ static const struct kfd_device_info yellow_carp_device_info = {
 static const struct kfd_device_info cyan_skillfish_device_info = {
 	.asic_family = CHIP_CYAN_SKILLFISH,
 	.asic_name = "cyan_skillfish",
+	.gfx_target_version = 100103,
 	.max_pasid_bits = 16,
 	.max_no_of_hqd  = 24,
 	.doorbell_size  = 8,

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

@@ -196,6 +196,7 @@ struct kfd_event_interrupt_class {
 struct kfd_device_info {
 	enum amd_asic_type asic_family;
 	const char *asic_name;
+	uint32_t gfx_target_version;
 	const struct kfd_event_interrupt_class *event_interrupt_class;
 	unsigned int max_pasid_bits;
 	unsigned int max_no_of_hqd;

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

@@ -478,6 +478,8 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
 			      dev->node_props.simd_per_cu);
 	sysfs_show_32bit_prop(buffer, offs, "max_slots_scratch_cu",
 			      dev->node_props.max_slots_scratch_cu);
+	sysfs_show_32bit_prop(buffer, offs, "gfx_target_version",
+			      dev->node_props.gfx_target_version);
 	sysfs_show_32bit_prop(buffer, offs, "vendor_id",
 			      dev->node_props.vendor_id);
 	sysfs_show_32bit_prop(buffer, offs, "device_id",
@@ -1360,6 +1362,7 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
 	dev->node_props.simd_arrays_per_engine =
 		cu_info.num_shader_arrays_per_engine;
 
+	dev->node_props.gfx_target_version = gpu->device_info->gfx_target_version;
 	dev->node_props.vendor_id = gpu->pdev->vendor;
 	dev->node_props.device_id = gpu->pdev->device;
 	dev->node_props.capability |=

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

@@ -78,6 +78,7 @@ struct kfd_node_properties {
 	uint32_t simd_per_cu;
 	uint32_t max_slots_scratch_cu;
 	uint32_t engine_id;
+	uint32_t gfx_target_version;
 	uint32_t vendor_id;
 	uint32_t device_id;
 	uint32_t location_id;