[Mesa-dev] [PATCH] radeonsi: add ETC1 support for Stoney

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

It's a subset of ETC2. Tested.

For more information, see page 42 and onward:
http://www.graphicshardware.org/previous/www_2007/presentations/strom-etc2-gh07.pdf
---
 src/gallium/drivers/radeonsi/si_state.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 1be260d..9c30c39 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -1487,6 +1487,7 @@ static uint32_t si_translate_texformat(struct pipe_screen *screen,
 	if (desc->layout == UTIL_FORMAT_LAYOUT_ETC &&
 	    sscreen->b.family >= CHIP_STONEY) {
 		switch (format) {
+		case PIPE_FORMAT_ETC1_RGB8:
 		case PIPE_FORMAT_ETC2_RGB8:
 		case PIPE_FORMAT_ETC2_SRGB8:
 			return V_008F14_IMG_DATA_FORMAT_ETC2_RGB;
-- 
2.1.4