[PATCH v1] drm/amd/amdgpu: support MES command SET_HW_RESOURCE1 in sriov

chongli2 chongli2 at amd.com
Wed Mar 27 03:52:09 UTC 2024


	support MES command SET_HW_RESOURCE1 in sriov

Signed-off-by: chongli2 <chongli2 at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h       |  6 +++
 drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c      |  5 +++
 drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h      |  4 ++
 drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h   |  9 ++--
 drivers/gpu/drm/amd/amdgpu/mes_v11_0.c        | 43 +++++++++++++++++++
 drivers/gpu/drm/amd/include/mes_v11_api_def.h | 21 +++++++++
 6 files changed, 85 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index 7d4f93fea937..3774148f3e5d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -140,6 +140,12 @@ struct amdgpu_mes {
 
 	/* ip specific functions */
 	const struct amdgpu_mes_funcs   *funcs;
+
+	/* mes resource_1 bo*/
+	struct amdgpu_bo    *resource_1;
+	uint64_t            resource_1_gpu_addr;
+	void                *resource_1_addr;
+
 };
 
 struct amdgpu_mes_process {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index aed60aaf1a55..52f01efde2fe 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -576,6 +576,11 @@ static int amdgpu_virt_write_vf2pf_data(struct amdgpu_device *adev)
 	vf2pf_info->decode_usage = 0;
 
 	vf2pf_info->dummy_page_addr = (uint64_t)adev->dummy_page_addr;
+	vf2pf_info->mes_info_addr = (uint64_t)adev->mes.resource_1_gpu_addr;
+
+	if (adev->mes.resource_1) {
+		vf2pf_info->mes_info_size = adev->mes.resource_1->tbo.base.size;
+	}
 	vf2pf_info->checksum =
 		amd_sriov_msg_checksum(
 		vf2pf_info, vf2pf_info->header.size, 0, 0);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index a858bc98cad4..a9f2f0c4f799 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -132,6 +132,8 @@ enum AMDGIM_FEATURE_FLAG {
 	AMDGIM_FEATURE_AV1_SUPPORT = (1 << 6),
 	/* VCN RB decouple */
 	AMDGIM_FEATURE_VCN_RB_DECOUPLE = (1 << 7),
+	/* MES info */
+	AMDGIM_FEATURE_MES_INFO_ENABLE = (1 << 8),
 };
 
 enum AMDGIM_REG_ACCESS_FLAG {
@@ -335,6 +337,8 @@ static inline bool is_virtual_machine(void)
 	((adev)->virt.gim_feature & AMDGIM_FEATURE_AV1_SUPPORT)
 #define amdgpu_sriov_is_vcn_rb_decouple(adev) \
 	((adev)->virt.gim_feature & AMDGIM_FEATURE_VCN_RB_DECOUPLE)
+#define amdgpu_sriov_is_mes_info_enable(adev) \
+	((adev)->virt.gim_feature & AMDGIM_FEATURE_MES_INFO_ENABLE)
 bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev);
 void amdgpu_virt_init_setting(struct amdgpu_device *adev);
 int amdgpu_virt_request_full_gpu(struct amdgpu_device *adev, bool init);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
index 51a14f6d93bd..0de78d6a83fe 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
@@ -94,7 +94,8 @@ union amd_sriov_msg_feature_flags {
 		uint32_t reg_indirect_acc  : 1;
 		uint32_t av1_support       : 1;
 		uint32_t vcn_rb_decouple   : 1;
-		uint32_t reserved          : 24;
+		uint32_t mes_info_enable   : 1;
+		uint32_t reserved          : 23;
 	} flags;
 	uint32_t all;
 };
@@ -221,7 +222,7 @@ struct amd_sriov_msg_vf2pf_info_header {
 	uint32_t reserved[2];
 };
 
-#define AMD_SRIOV_MSG_VF2PF_INFO_FILLED_SIZE (70)
+#define AMD_SRIOV_MSG_VF2PF_INFO_FILLED_SIZE (73)
 struct amd_sriov_msg_vf2pf_info {
 	/* header contains size and version */
 	struct amd_sriov_msg_vf2pf_info_header header;
@@ -265,7 +266,9 @@ struct amd_sriov_msg_vf2pf_info {
 		uint32_t version;
 	} ucode_info[AMD_SRIOV_MSG_RESERVE_UCODE];
 	uint64_t dummy_page_addr;
-
+	/* FB allocated for guest MES to record UQ info */
+	uint64_t mes_info_addr;
+	uint32_t mes_info_size;
 	/* reserved */
 	uint32_t reserved[256 - AMD_SRIOV_MSG_VF2PF_INFO_FILLED_SIZE];
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
index 072c478665ad..78ec170cfeef 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
@@ -419,6 +419,36 @@ static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes)
 			offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
 }
 
+static int mes_v11_0_set_hw_resources_1(struct amdgpu_mes *mes)
+{
+	int size = 128 * PAGE_SIZE;
+	int ret = 0;
+	struct amdgpu_device *adev = mes->adev;
+	union MESAPI_SET_HW_RESOURCES_1 mes_set_hw_res_pkt;
+	memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
+
+	mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
+	mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC_1;
+	mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
+	mes_set_hw_res_pkt.enable_mes_info_ctx = 1;
+
+	ret = amdgpu_bo_create_kernel(adev, size, PAGE_SIZE,
+				AMDGPU_GEM_DOMAIN_VRAM,
+				&mes->resource_1,
+				&mes->resource_1_gpu_addr,
+				&mes->resource_1_addr);
+	if (ret) {
+		dev_err(adev->dev, "(%d) failed to create mes resource_1 bo\n", ret);
+		return ret;
+	}
+
+	mes_set_hw_res_pkt.mes_info_ctx_mc_addr = mes->resource_1_gpu_addr;
+	mes_set_hw_res_pkt.mes_info_ctx_size = mes->resource_1->tbo.base.size;
+	return mes_v11_0_submit_pkt_and_poll_completion(mes,
+			&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
+			offsetof(union MESAPI_SET_HW_RESOURCES_1, api_status));
+}
+
 static const struct amdgpu_mes_funcs mes_v11_0_funcs = {
 	.add_hw_queue = mes_v11_0_add_hw_queue,
 	.remove_hw_queue = mes_v11_0_remove_hw_queue,
@@ -1200,6 +1230,14 @@ static int mes_v11_0_hw_init(void *handle)
 	if (r)
 		goto failure;
 
+	if (amdgpu_sriov_is_mes_info_enable(adev)) {
+		r = mes_v11_0_set_hw_resources_1(&adev->mes);
+		if (r) {
+			DRM_ERROR("failed mes_v11_0_set_hw_resources_1, r=%d\n", r);
+			goto failure;
+		}
+	}
+
 	r = mes_v11_0_query_sched_status(&adev->mes);
 	if (r) {
 		DRM_ERROR("MES is busy\n");
@@ -1223,6 +1261,11 @@ static int mes_v11_0_hw_init(void *handle)
 
 static int mes_v11_0_hw_fini(void *handle)
 {
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	if (amdgpu_sriov_is_mes_info_enable(adev)) {
+		amdgpu_bo_free_kernel(&adev->mes.resource_1, &adev->mes.resource_1_gpu_addr,
+					&adev->mes.resource_1_addr);
+	}
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/include/mes_v11_api_def.h b/drivers/gpu/drm/amd/include/mes_v11_api_def.h
index ec5b9ab67c5e..410c8d664336 100644
--- a/drivers/gpu/drm/amd/include/mes_v11_api_def.h
+++ b/drivers/gpu/drm/amd/include/mes_v11_api_def.h
@@ -61,6 +61,7 @@ enum MES_SCH_API_OPCODE {
 	MES_SCH_API_MISC			= 14,
 	MES_SCH_API_UPDATE_ROOT_PAGE_TABLE      = 15,
 	MES_SCH_API_AMD_LOG                     = 16,
+	MES_SCH_API_SET_HW_RSRC_1               = 19,
 	MES_SCH_API_MAX				= 0xFF
 };
 
@@ -238,6 +239,26 @@ union MESAPI_SET_HW_RESOURCES {
 	uint32_t	max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 };
 
+union MESAPI_SET_HW_RESOURCES_1 {
+	struct {
+		union MES_API_HEADER				header;
+		struct MES_API_STATUS			   api_status;
+		uint64_t							timestamp;
+		union {
+			struct {
+				uint32_t enable_mes_info_ctx : 1;
+				uint32_t reserved : 31;
+			};
+			uint32_t uint32_all;
+		};
+		uint64_t							mes_info_ctx_mc_addr;
+		uint32_t							mes_info_ctx_size;
+		uint32_t							mes_kiq_unmap_timeout; // unit is 100ms
+	};
+
+	uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
+};
+
 union MESAPI__ADD_QUEUE {
 	struct {
 		union MES_API_HEADER		header;
-- 
2.43.2



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