zink: clamp PIPE_SHADER_CAP_MAX_SHADER_BUFFERS to PIPE_MAX_SHADER_BUFFERS

this value gets split between ssbos and abos, so clamping to 8 here causes
a number of tests to fail just because there's not enough buffers available

other gallium drivers return 32 here, so this seems pretty safe

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5913>

diff --git a/src/gallium/drivers/zink/zink_screen.c b/src/gallium/drivers/zink/zink_screen.c
index ad46d60..248c7ef 100644 (file)
--- a/src/gallium/drivers/zink/zink_screen.c
+++ b/src/gallium/drivers/zink/zink_screen.c
@@ -458,7 +458,7 @@ zink_get_shader_param(struct pipe_screen *pscreen,
 
    case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
       /* TODO: this limitation is dumb, and will need some fixes in mesa */
-      return MIN2(screen->props.limits.maxPerStageDescriptorStorageBuffers, 8);
+      return MIN2(screen->props.limits.maxPerStageDescriptorStorageBuffers, PIPE_MAX_SHADER_BUFFERS);
 
    case PIPE_SHADER_CAP_SUPPORTED_IRS:
       return (1 << PIPE_SHADER_IR_NIR) | (1 << PIPE_SHADER_IR_TGSI);