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authorMarek Olšák <[email protected]>2013-06-24 03:04:58 +0200
committerMarek Olšák <[email protected]>2013-07-01 03:02:43 +0200
commitb1693194eee7e99ef8abb6c8319834bd93879400 (patch)
treef773b1dee2a9cedf7d7008db3ba5677a9592e4f0 /src
parentf83e220d360776dae0fbb61df3741501c2dd4d96 (diff)
r600g/compute: disable unused colorbuffer slots
Reviewed-by: Alex Deucher <[email protected]> Tested-by: Tom Stellard <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/r600/evergreen_compute.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/evergreen_compute.c b/src/gallium/drivers/r600/evergreen_compute.c
index 9be9b9944a8..fd8d788564a 100644
--- a/src/gallium/drivers/r600/evergreen_compute.c
+++ b/src/gallium/drivers/r600/evergreen_compute.c
@@ -412,7 +412,8 @@ static void compute_emit_cs(struct r600_context *ctx, const uint *block_layout,
r600_flush_emit(ctx);
/* Emit colorbuffers. */
- for (i = 0; i < ctx->framebuffer.state.nr_cbufs; i++) {
+ /* XXX support more than 8 colorbuffers (the offsets are not a multiple of 0x3C for CB8-11) */
+ for (i = 0; i < 8 && i < ctx->framebuffer.state.nr_cbufs; i++) {
struct r600_surface *cb = (struct r600_surface*)ctx->framebuffer.state.cbufs[i];
unsigned reloc = r600_context_bo_reloc(ctx, &ctx->rings.gfx,
(struct r600_resource*)cb->base.texture,
@@ -438,6 +439,16 @@ static void compute_emit_cs(struct r600_context *ctx, const uint *block_layout,
r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C74_CB_COLOR0_ATTRIB */
r600_write_value(cs, reloc);
}
+ if (ctx->keep_tiling_flags) {
+ for (; i < 8 ; i++) {
+ r600_write_compute_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C,
+ S_028C70_FORMAT(V_028C70_COLOR_INVALID));
+ }
+ for (; i < 12; i++) {
+ r600_write_compute_context_reg(cs, R_028E50_CB_COLOR8_INFO + (i - 8) * 0x1C,
+ S_028C70_FORMAT(V_028C70_COLOR_INVALID));
+ }
+ }
/* Set CB_TARGET_MASK XXX: Use cb_misc_state */
r600_write_compute_context_reg(cs, R_028238_CB_TARGET_MASK,