diff options
| -rw-r--r-- | include/drm-uapi/i915_drm.h | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/include/drm-uapi/i915_drm.h b/include/drm-uapi/i915_drm.h index 1ad52282c8d..890df227aeb 100644 --- a/include/drm-uapi/i915_drm.h +++ b/include/drm-uapi/i915_drm.h @@ -397,10 +397,20 @@ typedef struct drm_i915_irq_wait { #define I915_PARAM_MIN_EU_IN_POOL 39 #define I915_PARAM_MMAP_GTT_VERSION 40 -/* Query whether DRM_I915_GEM_EXECBUFFER2 supports user defined execution +/* + * Query whether DRM_I915_GEM_EXECBUFFER2 supports user defined execution * priorities and the driver will attempt to execute batches in priority order. + * The param returns a capability bitmask, nonzero implies that the scheduler + * is enabled, with different features present according to the mask. + * + * The initial priority for each batch is supplied by the context and is + * controlled via I915_CONTEXT_PARAM_PRIORITY. */ #define I915_PARAM_HAS_SCHEDULER 41 +#define I915_SCHEDULER_CAP_ENABLED (1ul << 0) +#define I915_SCHEDULER_CAP_PRIORITY (1ul << 1) +#define I915_SCHEDULER_CAP_PREEMPTION (1ul << 2) + #define I915_PARAM_HUC_STATUS 42 /* Query whether DRM_I915_GEM_EXECBUFFER2 supports the ability to opt-out of @@ -1308,14 +1318,16 @@ struct drm_i915_reg_read { * be specified */ __u64 offset; +#define I915_REG_READ_8B_WA (1ul << 0) + __u64 val; /* Return value */ }; /* Known registers: * * Render engine timestamp - 0x2358 + 64bit - gen7+ * - Note this register returns an invalid value if using the default - * single instruction 8byte read, in order to workaround that use - * offset (0x2538 | 1) instead. + * single instruction 8byte read, in order to workaround that pass + * flag I915_REG_READ_8B_WA in offset field. * */ @@ -1358,6 +1370,10 @@ struct drm_i915_gem_context_param { #define I915_CONTEXT_PARAM_GTT_SIZE 0x3 #define I915_CONTEXT_PARAM_NO_ERROR_CAPTURE 0x4 #define I915_CONTEXT_PARAM_BANNABLE 0x5 +#define I915_CONTEXT_PARAM_PRIORITY 0x6 +#define I915_CONTEXT_MAX_USER_PRIORITY 1023 /* inclusive */ +#define I915_CONTEXT_DEFAULT_PRIORITY 0 +#define I915_CONTEXT_MIN_USER_PRIORITY -1023 /* inclusive */ __u64 value; }; @@ -1509,6 +1525,11 @@ struct drm_i915_perf_oa_config { __u32 n_boolean_regs; __u32 n_flex_regs; + /* + * These fields are pointers to tuples of u32 values (register + * address, value). For example the expected length of the buffer + * pointed by mux_regs_ptr is (2 * sizeof(u32) * n_mux_regs). + */ __u64 mux_regs_ptr; __u64 boolean_regs_ptr; __u64 flex_regs_ptr; |