diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_transfer.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_transfer.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/gallium/drivers/r300/r300_transfer.c b/src/gallium/drivers/r300/r300_transfer.c index 593b599eca3..0d88d745c07 100644 --- a/src/gallium/drivers/r300/r300_transfer.c +++ b/src/gallium/drivers/r300/r300_transfer.c @@ -21,12 +21,9 @@ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#include "r300_context.h" #include "r300_transfer.h" #include "r300_texture.h" -#include "r300_screen.h" - -#include "r300_winsys.h" +#include "r300_screen_buffer.h" #include "util/u_memory.h" #include "util/u_format.h" @@ -110,6 +107,16 @@ r300_texture_get_transfer(struct pipe_context *ctx, struct r300_screen *r300screen = r300_screen(ctx->screen); struct r300_transfer *trans; struct pipe_resource base; + boolean referenced_cs, referenced_hw; + + referenced_cs = r300screen->rws->is_buffer_referenced( + r300screen->rws, tex->buffer, R300_REF_CS); + if (referenced_cs) { + referenced_hw = TRUE; + } else { + referenced_hw = r300screen->rws->is_buffer_referenced( + r300screen->rws, tex->buffer, R300_REF_HW); + } trans = CALLOC_STRUCT(r300_transfer); if (trans) { @@ -120,8 +127,10 @@ r300_texture_get_transfer(struct pipe_context *ctx, trans->transfer.box = *box; /* If the texture is tiled, we must create a temporary detiled texture - * for this transfer. */ - if (tex->microtile || tex->macrotile) { + * for this transfer. + * Also make write transfers pipelined. */ + if (tex->microtile || tex->macrotile || + (referenced_hw & !(usage & PIPE_TRANSFER_READ))) { base.target = PIPE_TEXTURE_2D; base.format = texture->format; base.width0 = box->width; @@ -166,11 +175,17 @@ r300_texture_get_transfer(struct pipe_context *ctx, /* We cannot map a tiled texture directly because the data is * in a different order, therefore we do detiling using a blit. */ r300_copy_from_tiled_texture(ctx, trans); + + /* Always referenced in the blit. */ + ctx->flush(ctx, 0, NULL); } } else { trans->transfer.stride = r300_texture_get_stride(r300screen, tex, sr.level); trans->offset = r300_texture_get_offset(tex, sr.level, box->z, sr.face); + + if (referenced_cs && (usage & PIPE_TRANSFER_READ)) + ctx->flush(ctx, PIPE_FLUSH_RENDER_CACHE, NULL); } } return &trans->transfer; |