The previous bit disables the whole clipper, including the regular
viewport-related clipping that would go on. The two new bits disable
near and far clipping (separately, as verified with the
depth-clamp-range piglit).
Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
Cc: mesa-sta...@lists.freedesktop.org
---
src/gallium/drivers/freedreno/a4xx/a4xx.xml.h | 2 ++
src/gallium/drivers/freedreno/a4xx/fd4_rasterizer.c | 3 ++-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/freedreno/a4xx/a4xx.xml.h
b/src/gallium/drivers/freedreno/a4xx/a4xx.xml.h
index d9a7bb5..a90a4ce 100644
--- a/src/gallium/drivers/freedreno/a4xx/a4xx.xml.h
+++ b/src/gallium/drivers/freedreno/a4xx/a4xx.xml.h
@@ -3145,6 +3145,8 @@ static inline uint32_t A4XX_TPL1_TP_TEX_COUNT_GS(uint32_t
val)
#define REG_A4XX_GRAS_CL_CLIP_CNTL 0x00002000
#define A4XX_GRAS_CL_CLIP_CNTL_CLIP_DISABLE 0x00008000
+#define A4XX_GRAS_CL_CLIP_CNTL_ZNEAR_CLIP_DISABLE 0x00010000
+#define A4XX_GRAS_CL_CLIP_CNTL_ZFAR_CLIP_DISABLE 0x00020000
#define A4XX_GRAS_CL_CLIP_CNTL_ZERO_GB_SCALE_Z 0x00400000
#define REG_A4XX_GRAS_CLEAR_CNTL 0x00002003
diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_rasterizer.c
b/src/gallium/drivers/freedreno/a4xx/fd4_rasterizer.c
index 7456c63..b3a4292 100644
--- a/src/gallium/drivers/freedreno/a4xx/fd4_rasterizer.c
+++ b/src/gallium/drivers/freedreno/a4xx/fd4_rasterizer.c
@@ -98,7 +98,8 @@ fd4_rasterizer_state_create(struct pipe_context *pctx,
so->gras_su_mode_control |=
A4XX_GRAS_SU_MODE_CONTROL_POLY_OFFSET;
if (!cso->depth_clip)
- so->gras_cl_clip_cntl |= A4XX_GRAS_CL_CLIP_CNTL_CLIP_DISABLE;
+ so->gras_cl_clip_cntl |=
A4XX_GRAS_CL_CLIP_CNTL_ZNEAR_CLIP_DISABLE |
+ A4XX_GRAS_CL_CLIP_CNTL_ZFAR_CLIP_DISABLE;
if (cso->clip_halfz)
so->gras_cl_clip_cntl |= A4XX_GRAS_CL_CLIP_CNTL_ZERO_GB_SCALE_Z;
--
2.7.3
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