diff options
Diffstat (limited to 'src/gallium/drivers/radeon/r600_cs.h')
| -rw-r--r-- | src/gallium/drivers/radeon/r600_cs.h | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/gallium/drivers/radeon/r600_cs.h b/src/gallium/drivers/radeon/r600_cs.h index 188abccb507..fa40dc42a31 100644 --- a/src/gallium/drivers/radeon/r600_cs.h +++ b/src/gallium/drivers/radeon/r600_cs.h @@ -33,11 +33,21 @@ #include "r600_pipe_common.h" #include "r600d_common.h" -static inline unsigned r600_context_bo_reloc(struct r600_common_context *rctx, - struct r600_ring *ring, - struct r600_resource *rbo, - enum radeon_bo_usage usage, - enum radeon_bo_priority priority) +/** + * Add a buffer to the buffer list for the given command stream (CS). + * + * All buffers used by a CS must be added to the list. This tells the kernel + * driver which buffers are used by GPU commands. Other buffers can + * be swapped out (not accessible) during execution. + * + * The buffer list becomes empty after every context flush and must be + * rebuilt. + */ +static inline unsigned radeon_add_to_buffer_list(struct r600_common_context *rctx, + struct r600_ring *ring, + struct r600_resource *rbo, + enum radeon_bo_usage usage, + enum radeon_bo_priority priority) { assert(usage); @@ -66,7 +76,7 @@ static inline void r600_emit_reloc(struct r600_common_context *rctx, { struct radeon_winsys_cs *cs = ring->cs; bool has_vm = ((struct r600_common_screen*)rctx->b.screen)->info.r600_virtual_address; - unsigned reloc = r600_context_bo_reloc(rctx, ring, rbo, usage, priority); + unsigned reloc = radeon_add_to_buffer_list(rctx, ring, rbo, usage, priority); if (!has_vm) { radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); |