diff options
Diffstat (limited to 'src/gallium/drivers/radeon/radeon_winsys.h')
| -rw-r--r-- | src/gallium/drivers/radeon/radeon_winsys.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h index 0c71b59ae04..770db2857d5 100644 --- a/src/gallium/drivers/radeon/radeon_winsys.h +++ b/src/gallium/drivers/radeon/radeon_winsys.h @@ -67,6 +67,16 @@ enum radeon_bo_flag { /* bitfield */ RADEON_FLAG_32BIT = (1 << 6), }; +enum radeon_dependency_flag { + /* Add the dependency to the parallel compute IB only. */ + RADEON_DEPENDENCY_PARALLEL_COMPUTE_ONLY = 1 << 0, + + /* Instead of waiting for a job to finish execution, the dependency will + * be signaled when the job starts execution. + */ + RADEON_DEPENDENCY_START_FENCE = 1 << 1, +}; + enum radeon_bo_usage { /* bitfield */ RADEON_USAGE_READ = 2, RADEON_USAGE_WRITE = 4, @@ -493,6 +503,23 @@ struct radeon_winsys { bool stop_exec_on_failure); /** + * Add a parallel compute IB to a gfx IB. It will share the buffer list + * and fence dependencies with the gfx IB. The gfx flush call will submit + * both IBs at the same time. + * + * The compute IB doesn't have an output fence, so the primary IB has + * to use a wait packet for synchronization. + * + * The returned IB is only a stream for writing packets to the new + * IB. Calling other winsys functions with it is not allowed, not even + * "cs_destroy". Use the gfx IB instead. + * + * \param cs Gfx IB + */ + struct radeon_cmdbuf *(*cs_add_parallel_compute_ib)(struct radeon_cmdbuf *cs, + bool uses_gds_ordered_append); + + /** * Destroy a command stream. * * \param cs A command stream to destroy. @@ -614,9 +641,12 @@ struct radeon_winsys { /** * Add a fence dependency to the CS, so that the CS will wait for * the fence before execution. + * + * \param dependency_flags Bitmask of RADEON_DEPENDENCY_* */ void (*cs_add_fence_dependency)(struct radeon_cmdbuf *cs, - struct pipe_fence_handle *fence); + struct pipe_fence_handle *fence, + unsigned dependency_flags); /** * Signal a syncobj when the CS finishes execution. |