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| author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-10-20 15:44:22 -0600 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-10-20 15:44:22 -0600 |
| commit | abfc32a68cbf95a7951b1b9fc18a9af7c524b69e (patch) | |
| tree | 60ee6ff07104a7e992fddbffce50cf08ac567860 | |
| parent | 6cec79dc4fc8f6ebde3e4c90ac56fa8022f2d4aa (diff) | |
cell: minor improvements to batch buffer functions
| -rw-r--r-- | src/gallium/drivers/cell/ppu/cell_batch.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_batch.c b/src/gallium/drivers/cell/ppu/cell_batch.c index 16882c0129..01254aed60 100644 --- a/src/gallium/drivers/cell/ppu/cell_batch.c +++ b/src/gallium/drivers/cell/ppu/cell_batch.c @@ -42,7 +42,9 @@ uint cell_get_empty_buffer(struct cell_context *cell) { - uint buf = 0, tries = 0; + static uint prev_buffer = 0; + uint buf = (prev_buffer + 1) % CELL_NUM_BUFFERS; + uint tries = 0; /* Find a buffer that's marked as free by all SPUs */ while (1) { @@ -58,8 +60,9 @@ cell_get_empty_buffer(struct cell_context *cell) cell->buffer_status[spu][buf][0] = CELL_BUFFER_STATUS_USED; } /* - printf("PPU: ALLOC BUFFER %u\n", buf); + printf("PPU: ALLOC BUFFER %u, %u tries\n", buf, tries); */ + prev_buffer = buf; return buf; } } @@ -169,7 +172,7 @@ cell_batch_append(struct cell_context *cell, const void *data, uint bytes) size = cell->buffer_size[cell->cur_batch]; - if (size + bytes > CELL_BUFFER_SIZE) { + if (bytes > cell_batch_free_space(cell)) { cell_batch_flush(cell); size = 0; } @@ -223,7 +226,7 @@ cell_batch_alloc_aligned(struct cell_context *cell, uint bytes, padbytes = (alignment - (size % alignment)) % alignment; - if (padbytes + size + bytes > CELL_BUFFER_SIZE) { + if (padbytes + bytes > cell_batch_free_space(cell)) { cell_batch_flush(cell); size = 0; } |