diff options
Diffstat (limited to 'include/uapi/drm/i915_drm.h')
| -rw-r--r-- | include/uapi/drm/i915_drm.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index 1c12a350eca3..57093b455db6 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -258,6 +258,7 @@ typedef struct _drm_i915_sarea { #define DRM_I915_GEM_USERPTR 0x33 #define DRM_I915_GEM_CONTEXT_GETPARAM 0x34 #define DRM_I915_GEM_CONTEXT_SETPARAM 0x35 +#define DRM_I915_PERF_OPEN 0x36 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) @@ -311,6 +312,7 @@ typedef struct _drm_i915_sarea { #define DRM_IOCTL_I915_GEM_USERPTR DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_USERPTR, struct drm_i915_gem_userptr) #define DRM_IOCTL_I915_GEM_CONTEXT_GETPARAM DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_GETPARAM, struct drm_i915_gem_context_param) #define DRM_IOCTL_I915_GEM_CONTEXT_SETPARAM DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_SETPARAM, struct drm_i915_gem_context_param) +#define DRM_IOCTL_I915_PERF_OPEN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_PERF_OPEN, struct drm_i915_perf_open_param) /* Allow drivers to submit batchbuffers directly to hardware, relying * on the security mechanisms provided by hardware. @@ -393,6 +395,7 @@ typedef struct drm_i915_irq_wait { * priorities and the driver will attempt to execute batches in priority order. */ #define I915_PARAM_HAS_SCHEDULER 41 +#define I915_PARAM_HUC_STATUS 42 typedef struct drm_i915_getparam { __s32 param; @@ -1224,9 +1227,142 @@ struct drm_i915_gem_context_param { #define I915_CONTEXT_PARAM_NO_ZEROMAP 0x2 #define I915_CONTEXT_PARAM_GTT_SIZE 0x3 #define I915_CONTEXT_PARAM_NO_ERROR_CAPTURE 0x4 +#define I915_CONTEXT_PARAM_BANNABLE 0x5 __u64 value; }; +enum drm_i915_oa_format { + I915_OA_FORMAT_A13 = 1, + I915_OA_FORMAT_A29, + I915_OA_FORMAT_A13_B8_C8, + I915_OA_FORMAT_B4_C8, + I915_OA_FORMAT_A45_B8_C8, + I915_OA_FORMAT_B4_C8_A16, + I915_OA_FORMAT_C4_B8, + + I915_OA_FORMAT_MAX /* non-ABI */ +}; + +enum drm_i915_perf_property_id { + /** + * Open the stream for a specific context handle (as used with + * execbuffer2). A stream opened for a specific context this way + * won't typically require root privileges. + */ + DRM_I915_PERF_PROP_CTX_HANDLE = 1, + + /** + * A value of 1 requests the inclusion of raw OA unit reports as + * part of stream samples. + */ + DRM_I915_PERF_PROP_SAMPLE_OA, + + /** + * The value specifies which set of OA unit metrics should be + * be configured, defining the contents of any OA unit reports. + */ + DRM_I915_PERF_PROP_OA_METRICS_SET, + + /** + * The value specifies the size and layout of OA unit reports. + */ + DRM_I915_PERF_PROP_OA_FORMAT, + + /** + * Specifying this property implicitly requests periodic OA unit + * sampling and (at least on Haswell) the sampling frequency is derived + * from this exponent as follows: + * + * 80ns * 2^(period_exponent + 1) + */ + DRM_I915_PERF_PROP_OA_EXPONENT, + + DRM_I915_PERF_PROP_MAX /* non-ABI */ +}; + +struct drm_i915_perf_open_param { + __u32 flags; +#define I915_PERF_FLAG_FD_CLOEXEC (1<<0) +#define I915_PERF_FLAG_FD_NONBLOCK (1<<1) +#define I915_PERF_FLAG_DISABLED (1<<2) + + /** The number of u64 (id, value) pairs */ + __u32 num_properties; + + /** + * Pointer to array of u64 (id, value) pairs configuring the stream + * to open. + */ + __u64 properties_ptr; +}; + +/** + * Enable data capture for a stream that was either opened in a disabled state + * via I915_PERF_FLAG_DISABLED or was later disabled via + * I915_PERF_IOCTL_DISABLE. + * + * It is intended to be cheaper to disable and enable a stream than it may be + * to close and re-open a stream with the same configuration. + * + * It's undefined whether any pending data for the stream will be lost. + */ +#define I915_PERF_IOCTL_ENABLE _IO('i', 0x0) + +/** + * Disable data capture for a stream. + * + * It is an error to try and read a stream that is disabled. + */ +#define I915_PERF_IOCTL_DISABLE _IO('i', 0x1) + +/** + * Common to all i915 perf records + */ +struct drm_i915_perf_record_header { + __u32 type; + __u16 pad; + __u16 size; +}; + +enum drm_i915_perf_record_type { + + /** + * Samples are the work horse record type whose contents are extensible + * and defined when opening an i915 perf stream based on the given + * properties. + * + * Boolean properties following the naming convention + * DRM_I915_PERF_SAMPLE_xyz_PROP request the inclusion of 'xyz' data in + * every sample. + * + * The order of these sample properties given by userspace has no + * affect on the ordering of data within a sample. The order is + * documented here. + * + * struct { + * struct drm_i915_perf_record_header header; + * + * { u32 oa_report[]; } && DRM_I915_PERF_PROP_SAMPLE_OA + * }; + */ + DRM_I915_PERF_RECORD_SAMPLE = 1, + + /* + * Indicates that one or more OA reports were not written by the + * hardware. This can happen for example if an MI_REPORT_PERF_COUNT + * command collides with periodic sampling - which would be more likely + * at higher sampling frequencies. + */ + DRM_I915_PERF_RECORD_OA_REPORT_LOST = 2, + + /** + * An error occurred that resulted in all pending OA reports being lost. + */ + DRM_I915_PERF_RECORD_OA_BUFFER_LOST = 3, + + DRM_I915_PERF_RECORD_MAX /* non-ABI */ +}; + #if defined(__cplusplus) } #endif |