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Diffstat (limited to 'src/gallium/drivers/freedreno/freedreno_screen.c')
-rw-r--r--src/gallium/drivers/freedreno/freedreno_screen.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index eb2d954..24f360b 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -354,7 +354,11 @@ fd_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
case PIPE_SHADER_CAP_MAX_TEMPS:
return 64; /* Max native temporaries. */
case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
- return ((screen->gpu_id >= 300) ? 1024 : 64) * sizeof(float[4]);
+ /* NOTE: seems to be limit for a3xx is actually 512 but
+ * split between VS and FS. Use lower limit of 256 to
+ * avoid getting into impossible situations:
+ */
+ return ((screen->gpu_id >= 300) ? 256 : 64) * sizeof(float[4]);
case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
return 1;
case PIPE_SHADER_CAP_MAX_PREDS: