virgl: define MAX_VERTEX_STREAMS based on availability of TF3

[mesa.git] / src / gallium / drivers / virgl / virgl_screen.c

diff --git a/src/gallium/drivers/virgl/virgl_screen.c b/src/gallium/drivers/virgl/virgl_screen.c
index 33ebd9324f5f2175b64bb6e894b8b9a84e98119e..5dd7f559948c42350719a12f9089344c71d1f267 100644 (file)
--- a/src/gallium/drivers/virgl/virgl_screen.c
+++ b/src/gallium/drivers/virgl/virgl_screen.c
@@ -217,7 +217,8 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_CULL_DISTANCE:
       return vscreen->caps.caps.v1.bset.has_cull;
    case PIPE_CAP_MAX_VERTEX_STREAMS:
-      return vscreen->caps.caps.v1.glsl_level >= 400 ? 4 : 1;
+      return ((vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_TRANSFORM_FEEDBACK3) ||
+              (vscreen->caps.caps.v2.host_feature_check_version < 2)) ? 4 : 1;
    case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return vscreen->caps.caps.v1.bset.conditional_render_inverted;
    case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
@@ -615,6 +616,9 @@ virgl_is_format_supported( struct pipe_screen *screen,
       return virgl_is_vertex_format_supported(screen, format);
    }
 
+   if (util_format_is_compressed(format) && target == PIPE_BUFFER)
+      return FALSE;
+
    /* Allow 3-comp 32 bit textures only for TBOs (needed for ARB_tbo_rgb32) */
    if ((format == PIPE_FORMAT_R32G32B32_FLOAT ||
        format == PIPE_FORMAT_R32G32B32_SINT ||
@@ -622,6 +626,12 @@ virgl_is_format_supported( struct pipe_screen *screen,
        target != PIPE_BUFFER)
       return FALSE;
 
+   if ((format_desc->layout == UTIL_FORMAT_LAYOUT_RGTC ||
+        format_desc->layout == UTIL_FORMAT_LAYOUT_ETC ||
+        format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) &&
+       target == PIPE_TEXTURE_3D)
+      return FALSE;
+
    if (bind & PIPE_BIND_RENDER_TARGET) {
       /* For ARB_framebuffer_no_attachments. */
       if (format == PIPE_FORMAT_NONE)