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r600g: only call bo loop if nbos is positive.

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we don't need to loop over all the registers unless we have
some bos in the block, also avoid setting the ctx flags,
and move the optional stuff down below this chunk.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2011-06-06 11:15:10 +10:00
parent 6cd3534676
commit eb4bb48ef4
1 changed files with 18 additions and 16 deletions
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34
src/gallium/winsys/r600/drm/r600_hw_context.c
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@ -1183,31 +1183,33 @@ void r600_context_block_emit_dirty(struct r600_context *ctx, struct r600_block *
{
int id;
int optional = block->nbo == 0 && !(block->flags & REG_FLAG_DIRTY_ALWAYS);
int cp_dwords = block->pm4_ndwords, start_dword;
int new_dwords;
int cp_dwords = block->pm4_ndwords, start_dword = 0;
int new_dwords = 0;
if (block->nreg_dirty == 0 && optional) {
goto out;
}
optional &= (block->nreg_dirty != block->nreg);
if (block->nbo) {
ctx->flags |= R600_CONTEXT_CHECK_EVENT_FLUSH;
ctx->flags |= R600_CONTEXT_CHECK_EVENT_FLUSH;
for (int j = 0; j < block->nreg; j++) {
if (block->pm4_bo_index[j]) {
/* find relocation */
id = block->pm4_bo_index[j];
r600_context_bo_reloc(ctx,
&block->pm4[block->reloc[id].bo_pm4_index],
block->reloc[id].bo);
r600_context_bo_flush(ctx,
block->reloc[id].flush_flags,
block->reloc[id].flush_mask,
block->reloc[id].bo);
for (int j = 0; j < block->nreg; j++) {
if (block->pm4_bo_index[j]) {
/* find relocation */
id = block->pm4_bo_index[j];
r600_context_bo_reloc(ctx,
&block->pm4[block->reloc[id].bo_pm4_index],
block->reloc[id].bo);
r600_context_bo_flush(ctx,
block->reloc[id].flush_flags,
block->reloc[id].flush_mask,
block->reloc[id].bo);
}
}
ctx->flags &= ~R600_CONTEXT_CHECK_EVENT_FLUSH;
}
ctx->flags &= ~R600_CONTEXT_CHECK_EVENT_FLUSH;
optional &= (block->nreg_dirty != block->nreg);
if (optional) {
new_dwords = block->nreg_dirty;
start_dword = ctx->pm4_cdwords;