freedreno/a3xx: add debug flag to expose glsl130

[mesa.git] / src / gallium / drivers / freedreno / freedreno_screen.c

diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 607f81fcc5caae7170ccb800d932fe6526d97755..2a346e9e6190a2d15e38fc0e36a878288f9eda45 100644 (file)
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -69,6 +69,7 @@ static const struct debug_named_value debug_options[] = {
                {"noopt",     FD_DBG_NOOPT , "Disable optimization passes in compiler"},
                {"optmsgs",   FD_DBG_OPTMSGS,"Enable optimizater debug messages"},
                {"optdump",   FD_DBG_OPTDUMP,"Dump shader DAG to .dot files"},
+               {"glsl130",   FD_DBG_GLSL130,"Temporary flag to enable GLSL 130 on a3xx+"},
                DEBUG_NAMED_VALUE_END
 };
 
@@ -76,6 +77,7 @@ DEBUG_GET_ONCE_FLAGS_OPTION(fd_mesa_debug, "FD_MESA_DEBUG", debug_options, 0)
 
 int fd_mesa_debug = 0;
 bool fd_binning_enabled = true;
+static bool glsl130 = false;
 
 static const char *
 fd_screen_get_name(struct pipe_screen *pscreen)
@@ -188,7 +190,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
                return 256;
 
        case PIPE_CAP_GLSL_FEATURE_LEVEL:
-               return 120;
+               return ((screen->gpu_id >= 300) && glsl130) ? 130 : 120;
 
        /* Unsupported features. */
        case PIPE_CAP_INDEP_BLEND_ENABLE:
@@ -243,7 +245,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
        case PIPE_CAP_QUERY_TIMESTAMP:
                return 0;
        case PIPE_CAP_OCCLUSION_QUERY:
-               return (screen->gpu_id >= 300) ? 1: 0;
+               return (screen->gpu_id >= 300) ? 1 : 0;
 
        case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
        case PIPE_CAP_MIN_TEXEL_OFFSET:
@@ -345,7 +347,7 @@ fd_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
                /* we should be able to support this on a3xx, but not
                 * implemented yet:
                 */
-               return 0;
+               return ((screen->gpu_id >= 300) && glsl130) ? 1 : 0;
        case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
        case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
                return 16;
@@ -412,6 +414,8 @@ fd_screen_create(struct fd_device *dev)
        if (fd_mesa_debug & FD_DBG_NOBIN)
                fd_binning_enabled = false;
 
+       glsl130 = !!(fd_mesa_debug & FD_DBG_GLSL130);
+
        if (!screen)
                return NULL;