From: Alex Deucher <alexander.deuc...@amd.com>
setting the DB format to Z_INVALID disables the depth buffer.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
src/gallium/drivers/radeonsi/si_state.c | 10 +++-------
1 files changed, 3 insertions(+), 7 deletions(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c
b/src/gallium/drivers/radeonsi/si_state.c
index e7a4005..1f76788 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -1109,7 +1109,7 @@ static uint32_t si_translate_dbformat(enum pipe_format
format)
case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
return V_028040_Z_32_FLOAT;
default:
- return ~0U;
+ return V_028040_Z_INVALID;
}
}
@@ -1438,7 +1438,7 @@ static bool si_is_colorbuffer_format_supported(enum
pipe_format format)
static bool si_is_zs_format_supported(enum pipe_format format)
{
- return si_translate_dbformat(format) != ~0U;
+ return si_translate_dbformat(format) != V_028040_Z_INVALID;
}
boolean si_is_format_supported(struct pipe_screen *screen,
@@ -1739,12 +1739,8 @@ static void si_db(struct r600_context *rctx, struct
si_pm4_state *pm4,
S_028008_SLICE_MAX(state->zsbuf->u.tex.last_layer));
si_pm4_set_reg(pm4, R_02803C_DB_DEPTH_INFO, 0x1);
- if (format != ~0U) {
- si_pm4_set_reg(pm4, R_028040_DB_Z_INFO, z_info);
- } else {
- si_pm4_set_reg(pm4, R_028040_DB_Z_INFO, 0);
- }
+ si_pm4_set_reg(pm4, R_028040_DB_Z_INFO, z_info);
if (rtex->surface.flags & RADEON_SURF_SBUFFER) {
si_pm4_set_reg(pm4, R_028044_DB_STENCIL_INFO, s_info);
--
1.7.7.5
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