From: Dave Airlie Date: Tue, 19 Apr 2011 00:08:18 +0000 (+1000) Subject: r600g: add dirty tracking to context reg. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f05adb83f5fed4b406670585ac42c290bf88bc0d;p=mesa.git r600g: add dirty tracking to context reg. just makes the code more consistent. Signed-off-by: Dave Airlie --- diff --git a/src/gallium/winsys/r600/drm/r600_hw_context.c b/src/gallium/winsys/r600/drm/r600_hw_context.c index 63258d65c24..403dc241b54 100644 --- a/src/gallium/winsys/r600/drm/r600_hw_context.c +++ b/src/gallium/winsys/r600/drm/r600_hw_context.c @@ -845,18 +845,23 @@ void r600_context_reg(struct r600_context *ctx, struct r600_range *range; struct r600_block *block; unsigned id; + unsigned new_val; + int dirty; range = &ctx->range[CTX_RANGE_ID(ctx, offset)]; block = range->blocks[CTX_BLOCK_ID(ctx, offset)]; id = (offset - block->start_offset) >> 2; - block->reg[id] &= ~mask; - block->reg[id] |= value; - if (!(block->status & R600_BLOCK_STATUS_DIRTY)) { - ctx->pm4_dirty_cdwords += block->pm4_ndwords; - block->status |= R600_BLOCK_STATUS_ENABLED; - block->status |= R600_BLOCK_STATUS_DIRTY; - LIST_ADDTAIL(&block->list,&ctx->dirty); + + dirty = block->status & R600_BLOCK_STATUS_DIRTY; + + new_val = block->reg[id]; + new_val &= ~mask; + new_val |= value; + if (new_val != block->reg[id]) { + dirty |= R600_BLOCK_STATUS_DIRTY; + block->reg[id] = new_val; } + r600_context_dirty_block(ctx, block, dirty, id); } void r600_context_dirty_block(struct r600_context *ctx, struct r600_block *block,