diff options
Diffstat (limited to 'include/uapi/misc/habanalabs.h')
| -rw-r--r-- | include/uapi/misc/habanalabs.h | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h index 39c4ea51a719..4faa2c9767e5 100644 --- a/include/uapi/misc/habanalabs.h +++ b/include/uapi/misc/habanalabs.h @@ -88,13 +88,19 @@ enum hl_device_status { * internal engine. * HL_INFO_DEVICE_STATUS - Retrieve the device's status. This opcode doesn't * require an open context. - * HL_INFO_DEVICE_UTILIZATION - Retrieve the total utilization of the device - * over the last period specified by the user. - * The period can be between 100ms to 1s, in - * resolution of 100ms. The return value is a - * percentage of the utilization rate. + * HL_INFO_DEVICE_UTILIZATION - Retrieve the total utilization of the device + * over the last period specified by the user. + * The period can be between 100ms to 1s, in + * resolution of 100ms. The return value is a + * percentage of the utilization rate. * HL_INFO_HW_EVENTS_AGGREGATE - Receive an array describing how many times each * event occurred since the driver was loaded. + * HL_INFO_CLK_RATE - Retrieve the current and maximum clock rate + * of the device in MHz. The maximum clock rate is + * configurable via sysfs parameter + * HL_INFO_RESET_COUNT - Retrieve the counts of the soft and hard reset + * operations performed on the device since the last + * time the driver was loaded. */ #define HL_INFO_HW_IP_INFO 0 #define HL_INFO_HW_EVENTS 1 @@ -103,8 +109,11 @@ enum hl_device_status { #define HL_INFO_DEVICE_STATUS 4 #define HL_INFO_DEVICE_UTILIZATION 6 #define HL_INFO_HW_EVENTS_AGGREGATE 7 +#define HL_INFO_CLK_RATE 8 +#define HL_INFO_RESET_COUNT 9 #define HL_INFO_VERSION_MAX_LEN 128 +#define HL_INFO_CARD_NAME_MAX_LEN 16 struct hl_info_hw_ip_info { __u64 sram_base_address; @@ -123,6 +132,7 @@ struct hl_info_hw_ip_info { __u8 dram_enabled; __u8 pad[2]; __u8 armcp_version[HL_INFO_VERSION_MAX_LEN]; + __u8 card_name[HL_INFO_CARD_NAME_MAX_LEN]; }; struct hl_info_dram_usage { @@ -149,6 +159,16 @@ struct hl_info_device_utilization { __u32 pad; }; +struct hl_info_clk_rate { + __u32 cur_clk_rate_mhz; + __u32 max_clk_rate_mhz; +}; + +struct hl_info_reset_count { + __u32 hard_reset_cnt; + __u32 soft_reset_cnt; +}; + struct hl_info_args { /* Location of relevant struct in userspace */ __u64 return_pointer; @@ -181,13 +201,15 @@ struct hl_info_args { /* Opcode to destroy previously created command buffer */ #define HL_CB_OP_DESTROY 1 +#define HL_MAX_CB_SIZE 0x200000 /* 2MB */ + struct hl_cb_in { /* Handle of CB or 0 if we want to create one */ __u64 cb_handle; /* HL_CB_OP_* */ __u32 op; - /* Size of CB. Maximum size is 2MB. The minimum size that will be - * allocated, regardless of this parameter's value, is PAGE_SIZE + /* Size of CB. Maximum size is HL_MAX_CB_SIZE. The minimum size that + * will be allocated, regardless of this parameter's value, is PAGE_SIZE */ __u32 cb_size; /* Context ID - Currently not in use */ @@ -233,6 +255,8 @@ struct hl_cs_chunk { #define HL_CS_STATUS_SUCCESS 0 +#define HL_MAX_JOBS_PER_CS 512 + struct hl_cs_in { /* this holds address of array of hl_cs_chunk for restore phase */ __u64 chunks_restore; @@ -242,9 +266,13 @@ struct hl_cs_in { * Currently not in use */ __u64 chunks_store; - /* Number of chunks in restore phase array */ + /* Number of chunks in restore phase array. Maximum number is + * HL_MAX_JOBS_PER_CS + */ __u32 num_chunks_restore; - /* Number of chunks in execution array */ + /* Number of chunks in execution array. Maximum number is + * HL_MAX_JOBS_PER_CS + */ __u32 num_chunks_execute; /* Number of chunks in restore phase array - Currently not in use */ __u32 num_chunks_store; @@ -589,7 +617,7 @@ struct hl_debug_args { * * The user can call this IOCTL with a handle it received from the CS IOCTL * to wait until the handle's CS has finished executing. The user will wait - * inside the kernel until the CS has finished or until the user-requeusted + * inside the kernel until the CS has finished or until the user-requested * timeout has expired. * * The return value of the IOCTL is a standard Linux error code. The possible |