From abfc32a68cbf95a7951b1b9fc18a9af7c524b69e Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 20 Oct 2008 15:44:22 -0600 Subject: cell: minor improvements to batch buffer functions --- src/gallium/drivers/cell/ppu/cell_batch.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'src/gallium/drivers/cell/ppu') diff --git a/src/gallium/drivers/cell/ppu/cell_batch.c b/src/gallium/drivers/cell/ppu/cell_batch.c index 16882c01295..01254aed60f 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; } -- cgit v1.2.3