diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index afcfb8bcfb65..b89d37fc406f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -36,6 +36,18 @@ struct amdgpu_mm_table { 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 */ @@ -46,6 +58,179 @@ struct amdgpu_virt_ops { 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; @@ -59,6 +244,8 @@ struct amdgpu_virt { 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) @@ -101,5 +288,9 @@ int amdgpu_virt_reset_gpu(struct amdgpu_device *adev); 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 |