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authorAlyssa Rosenzweig <alyssa.rosenzweig@collabora.com>2020-02-20 09:30:42 -0500
committerTomeu Vizoso <tomeu.vizoso@collabora.com>2020-02-27 16:32:28 +0100
commit5491a13be9b7497e3583d75014f1539858b3a874 (patch)
treec372de8789454670414196b05a8b3dff606330f9
parentf5b6dfcb18f821cc5425cd6eea013e28148097c4 (diff)
panfrost: Add PAN_MESA_DEBUG=gles3 option
This enables experimental GLES3.0 support without ES3.1/2 hacks. Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Reviewed-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3950>
-rw-r--r--src/gallium/drivers/panfrost/pan_screen.c21
-rw-r--r--src/gallium/drivers/panfrost/pan_util.h1
2 files changed, 15 insertions, 7 deletions
diff --git a/src/gallium/drivers/panfrost/pan_screen.c b/src/gallium/drivers/panfrost/pan_screen.c
index 6f40ca768bb..c9e0605bc35 100644
--- a/src/gallium/drivers/panfrost/pan_screen.c
+++ b/src/gallium/drivers/panfrost/pan_screen.c
@@ -61,6 +61,7 @@ static const struct debug_named_value debug_options[] = {
{"afbc", PAN_DBG_AFBC, "Enable non-conformant AFBC impl"},
{"sync", PAN_DBG_SYNC, "Wait for each job's completion and check for any GPU fault"},
{"precompile", PAN_DBG_PRECOMPILE, "Precompile shaders for shader-db"},
+ {"gles3", PAN_DBG_GLES3, "Enable experimental GLES3 implementation"},
DEBUG_NAMED_VALUE_END
};
@@ -92,6 +93,10 @@ panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param)
/* We expose in-dev stuff for dEQP that we don't want apps to use yet */
bool is_deqp = pan_debug & PAN_DBG_DEQP;
+ /* Our GLES3 implementation is WIP */
+ bool is_gles3 = pan_debug & PAN_DBG_GLES3;
+ is_gles3 |= is_deqp;
+
switch (param) {
case PIPE_CAP_NPOT_TEXTURES:
case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
@@ -102,7 +107,7 @@ panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param)
return 1;
case PIPE_CAP_MAX_RENDER_TARGETS:
- return is_deqp ? 4 : 1;
+ return is_gles3 ? 4 : 1;
/* Throttling frames breaks pipelining */
case PIPE_CAP_THROTTLE:
@@ -129,10 +134,10 @@ panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param)
return 1;
case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
- return is_deqp ? 4 : 0;
+ return is_gles3 ? 4 : 0;
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
- return is_deqp ? 64 : 0;
+ return is_gles3 ? 64 : 0;
case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
return 1;
@@ -141,21 +146,23 @@ panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_GLSL_FEATURE_LEVEL:
case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
- return is_deqp ? 140 : 120;
+ return is_gles3 ? 140 : 120;
case PIPE_CAP_ESSL_FEATURE_LEVEL:
- return is_deqp ? 300 : 120;
+ return is_gles3 ? 300 : 120;
case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
return 16;
- case PIPE_CAP_CUBE_MAP_ARRAY:
return is_deqp;
- /* For faking GLES 3.1 for dEQP-GLES31 */
case PIPE_CAP_TEXTURE_MULTISAMPLE:
+ return is_gles3;
+
+ /* For faking GLES 3.1 for dEQP-GLES31 */
case PIPE_CAP_MAX_COMBINED_HW_ATOMIC_COUNTERS:
case PIPE_CAP_MAX_COMBINED_HW_ATOMIC_COUNTER_BUFFERS:
case PIPE_CAP_IMAGE_LOAD_FORMATTED:
+ case PIPE_CAP_CUBE_MAP_ARRAY:
return is_deqp;
/* For faking compute shaders */
diff --git a/src/gallium/drivers/panfrost/pan_util.h b/src/gallium/drivers/panfrost/pan_util.h
index c74e0fb7fd3..06484ce383b 100644
--- a/src/gallium/drivers/panfrost/pan_util.h
+++ b/src/gallium/drivers/panfrost/pan_util.h
@@ -34,6 +34,7 @@
#define PAN_DBG_AFBC 0x0008
#define PAN_DBG_SYNC 0x0010
#define PAN_DBG_PRECOMPILE 0x0020
+#define PAN_DBG_GLES3 0x0040
extern int pan_debug;