etnaviv: Add support for R8_UNORM textures

R8_UNORM textures can be emulated by means of L8 and a swizzle.

Signed-off-by: Wladimir J. van der Laan <laanwj@gmail.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>

diff --git a/src/gallium/drivers/etnaviv/etnaviv_format.c b/src/gallium/drivers/etnaviv/etnaviv_format.c
index 69e07bce111576bfa1e53a6573fecb461c3c333e..a2e215b439c3fe1bd14ea210a70457bd60a222bf 100644 (file)
--- a/src/gallium/drivers/etnaviv/etnaviv_format.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_format.c
@@ -90,7 +90,7 @@ struct etna_format {
 
 static struct etna_format formats[PIPE_FORMAT_COUNT] = {
    /* 8-bit */
-   V_(R8_UNORM,   UNSIGNED_BYTE, NONE),
+   VT(R8_UNORM,   UNSIGNED_BYTE, L8, SWIZ(X, 0, 0, 1), NONE),
    V_(R8_SNORM,   BYTE,          NONE),
    V_(R8_UINT,    UNSIGNED_BYTE, NONE),
    V_(R8_SINT,    BYTE,          NONE),