radeonsi: disable hw ETC2 on Polaris

not supported by hw directly, but it's still fully supported by the driver

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 82ae4c4..af9ffdd 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -1487,7 +1487,7 @@ static uint32_t si_translate_texformat(struct pipe_screen *screen,
        }
 
        if (desc->layout == UTIL_FORMAT_LAYOUT_ETC &&
-           sscreen->b.family >= CHIP_STONEY) {
+           sscreen->b.family == CHIP_STONEY) {
                switch (format) {
                case PIPE_FORMAT_ETC1_RGB8:
                case PIPE_FORMAT_ETC2_RGB8: