uint64_t gpu_addr;
};
+#define AMDGPU_VF_ERROR_ENTRY_SIZE 16
+
+/* struct error_entry - amdgpu VF error information. */
+struct amdgpu_vf_error_buffer {
+ struct mutex lock;
+ int read_count;
+ int write_count;
+ uint16_t code[AMDGPU_VF_ERROR_ENTRY_SIZE];
+ uint16_t flags[AMDGPU_VF_ERROR_ENTRY_SIZE];
+ uint64_t data[AMDGPU_VF_ERROR_ENTRY_SIZE];
+};
+
/**
* struct amdgpu_virt_ops - amdgpu device virt operations
*/
void (*trans_msg)(struct amdgpu_device *adev, u32 req, u32 data1, u32 data2, u32 data3);
};
+/*
+ * Firmware Reserve Frame buffer
+ */
+struct amdgpu_virt_fw_reserve {
+ struct amdgim_pf2vf_info_header *p_pf2vf;
+ struct amdgim_vf2pf_info_header *p_vf2pf;
+ unsigned int checksum_key;
+};
+/*
+ * Defination between PF and VF
+ * Structures forcibly aligned to 4 to keep the same style as PF.
+ */
+#define AMDGIM_DATAEXCHANGE_OFFSET (64 * 1024)
+
+#define AMDGIM_GET_STRUCTURE_RESERVED_SIZE(total, u8, u16, u32, u64) \
+ (total - (((u8)+3) / 4 + ((u16)+1) / 2 + (u32) + (u64)*2))
+
+enum AMDGIM_FEATURE_FLAG {
+ /* GIM supports feature of Error log collecting */
+ AMDGIM_FEATURE_ERROR_LOG_COLLECT = 0x1,
+ /* GIM supports feature of loading uCodes */
+ AMDGIM_FEATURE_GIM_LOAD_UCODES = 0x2,
+};
+
+struct amdgim_pf2vf_info_header {
+ /* the total structure size in byte. */
+ uint32_t size;
+ /* version of this structure, written by the GIM */
+ uint32_t version;
+} __aligned(4);
+struct amdgim_pf2vf_info_v1 {
+ /* header contains size and version */
+ struct amdgim_pf2vf_info_header header;
+ /* max_width * max_height */
+ unsigned int uvd_enc_max_pixels_count;
+ /* 16x16 pixels/sec, codec independent */
+ unsigned int uvd_enc_max_bandwidth;
+ /* max_width * max_height */
+ unsigned int vce_enc_max_pixels_count;
+ /* 16x16 pixels/sec, codec independent */
+ unsigned int vce_enc_max_bandwidth;
+ /* MEC FW position in kb from the start of visible frame buffer */
+ unsigned int mecfw_kboffset;
+ /* The features flags of the GIM driver supports. */
+ unsigned int feature_flags;
+ /* use private key from mailbox 2 to create chueksum */
+ unsigned int checksum;
+} __aligned(4);
+
+struct amdgim_pf2vf_info_v2 {
+ /* header contains size and version */
+ struct amdgim_pf2vf_info_header header;
+ /* use private key from mailbox 2 to create chueksum */
+ uint32_t checksum;
+ /* The features flags of the GIM driver supports. */
+ uint32_t feature_flags;
+ /* max_width * max_height */
+ uint32_t uvd_enc_max_pixels_count;
+ /* 16x16 pixels/sec, codec independent */
+ uint32_t uvd_enc_max_bandwidth;
+ /* max_width * max_height */
+ uint32_t vce_enc_max_pixels_count;
+ /* 16x16 pixels/sec, codec independent */
+ uint32_t vce_enc_max_bandwidth;
+ /* MEC FW position in kb from the start of VF visible frame buffer */
+ uint64_t mecfw_kboffset;
+ /* MEC FW size in KB */
+ uint32_t mecfw_ksize;
+ /* UVD FW position in kb from the start of VF visible frame buffer */
+ uint64_t uvdfw_kboffset;
+ /* UVD FW size in KB */
+ uint32_t uvdfw_ksize;
+ /* VCE FW position in kb from the start of VF visible frame buffer */
+ uint64_t vcefw_kboffset;
+ /* VCE FW size in KB */
+ uint32_t vcefw_ksize;
+ uint32_t reserved[AMDGIM_GET_STRUCTURE_RESERVED_SIZE(256, 0, 0, (9 + sizeof(struct amdgim_pf2vf_info_header)/sizeof(uint32_t)), 3)];
+} __aligned(4);
+
+
+struct amdgim_vf2pf_info_header {
+ /* the total structure size in byte. */
+ uint32_t size;
+ /*version of this structure, written by the guest */
+ uint32_t version;
+} __aligned(4);
+
+struct amdgim_vf2pf_info_v1 {
+ /* header contains size and version */
+ struct amdgim_vf2pf_info_header header;
+ /* driver version */
+ char driver_version[64];
+ /* driver certification, 1=WHQL, 0=None */
+ unsigned int driver_cert;
+ /* guest OS type and version: need a define */
+ unsigned int os_info;
+ /* in the unit of 1M */
+ unsigned int fb_usage;
+ /* guest gfx engine usage percentage */
+ unsigned int gfx_usage;
+ /* guest gfx engine health percentage */
+ unsigned int gfx_health;
+ /* guest compute engine usage percentage */
+ unsigned int compute_usage;
+ /* guest compute engine health percentage */
+ unsigned int compute_health;
+ /* guest vce engine usage percentage. 0xffff means N/A. */
+ unsigned int vce_enc_usage;
+ /* guest vce engine health percentage. 0xffff means N/A. */
+ unsigned int vce_enc_health;
+ /* guest uvd engine usage percentage. 0xffff means N/A. */
+ unsigned int uvd_enc_usage;
+ /* guest uvd engine usage percentage. 0xffff means N/A. */
+ unsigned int uvd_enc_health;
+ unsigned int checksum;
+} __aligned(4);
+
+struct amdgim_vf2pf_info_v2 {
+ /* header contains size and version */
+ struct amdgim_vf2pf_info_header header;
+ uint32_t checksum;
+ /* driver version */
+ uint8_t driver_version[64];
+ /* driver certification, 1=WHQL, 0=None */
+ uint32_t driver_cert;
+ /* guest OS type and version: need a define */
+ uint32_t os_info;
+ /* in the unit of 1M */
+ uint32_t fb_usage;
+ /* guest gfx engine usage percentage */
+ uint32_t gfx_usage;
+ /* guest gfx engine health percentage */
+ uint32_t gfx_health;
+ /* guest compute engine usage percentage */
+ uint32_t compute_usage;
+ /* guest compute engine health percentage */
+ uint32_t compute_health;
+ /* guest vce engine usage percentage. 0xffff means N/A. */
+ uint32_t vce_enc_usage;
+ /* guest vce engine health percentage. 0xffff means N/A. */
+ uint32_t vce_enc_health;
+ /* guest uvd engine usage percentage. 0xffff means N/A. */
+ uint32_t uvd_enc_usage;
+ /* guest uvd engine usage percentage. 0xffff means N/A. */
+ uint32_t uvd_enc_health;
+ uint32_t reserved[AMDGIM_GET_STRUCTURE_RESERVED_SIZE(256, 64, 0, (12 + sizeof(struct amdgim_vf2pf_info_header)/sizeof(uint32_t)), 0)];
+} __aligned(4);
+
+#define AMDGPU_FW_VRAM_VF2PF_VER 2
+typedef struct amdgim_vf2pf_info_v2 amdgim_vf2pf_info ;
+
+#define AMDGPU_FW_VRAM_VF2PF_WRITE(adev, field, val) \
+ do { \
+ ((amdgim_vf2pf_info *)adev->virt.fw_reserve.p_vf2pf)->field = (val); \
+ } while (0)
+
+#define AMDGPU_FW_VRAM_VF2PF_READ(adev, field, val) \
+ do { \
+ (*val) = ((amdgim_vf2pf_info *)adev->virt.fw_reserve.p_vf2pf)->field; \
+ } while (0)
+
+#define AMDGPU_FW_VRAM_PF2VF_READ(adev, field, val) \
+ do { \
+ if (!adev->virt.fw_reserve.p_pf2vf) \
+ *(val) = 0; \
+ else { \
+ if (adev->virt.fw_reserve.p_pf2vf->version == 1) \
+ *(val) = ((struct amdgim_pf2vf_info_v1 *)adev->virt.fw_reserve.p_pf2vf)->field; \
+ if (adev->virt.fw_reserve.p_pf2vf->version == 2) \
+ *(val) = ((struct amdgim_pf2vf_info_v2 *)adev->virt.fw_reserve.p_pf2vf)->field; \
+ } \
+ } while (0)
+
/* GPU virtualization */
struct amdgpu_virt {
uint32_t caps;
struct work_struct flr_work;
struct amdgpu_mm_table mm_table;
const struct amdgpu_virt_ops *ops;
+ struct amdgpu_vf_error_buffer vf_errors;
+ struct amdgpu_virt_fw_reserve fw_reserve;
};
#define AMDGPU_CSA_SIZE (8 * 1024)
int amdgpu_sriov_gpu_reset(struct amdgpu_device *adev, struct amdgpu_job *job);
int amdgpu_virt_alloc_mm_table(struct amdgpu_device *adev);
void amdgpu_virt_free_mm_table(struct amdgpu_device *adev);
+int amdgpu_virt_fw_reserve_get_checksum(void *obj, unsigned long obj_size,
+ unsigned int key,
+ unsigned int chksum);
+void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev);
#endif
projects / linux.git / blobdiff