r600g: support textures with scaled number formats

src/gallium/drivers/r600/eg_state_inlines.h

@@ -373,6 +373,7 @@ static inline uint32_t r600_translate_colorswap(enum pipe_format format)
 		/* 64-bit buffers. */
 	case PIPE_FORMAT_R16G16B16A16_UNORM:
 	case PIPE_FORMAT_R16G16B16A16_SNORM:
+	case PIPE_FORMAT_R16G16B16A16_SSCALED:
 	case PIPE_FORMAT_R16G16B16A16_FLOAT:
 
 		/* 128-bit buffers. */

src/gallium/drivers/r600/r600_state_inlines.h

@@ -368,6 +368,7 @@ static inline uint32_t r600_translate_colorswap(enum pipe_format format)
 		/* 64-bit buffers. */
 	case PIPE_FORMAT_R16G16B16A16_UNORM:
 	case PIPE_FORMAT_R16G16B16A16_SNORM:
+	case PIPE_FORMAT_R16G16B16A16_SSCALED:
 	case PIPE_FORMAT_R16G16B16A16_FLOAT:
 
 		/* 128-bit buffers. */

src/gallium/drivers/r600/r600_texture.c

@@ -996,7 +996,7 @@ uint32_t r600_translate_texformat(struct pipe_screen *screen,
 	case UTIL_FORMAT_TYPE_SIGNED:
 		if (!desc->channel[i].normalized &&
 		    desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB) {
-			goto out_unknown;
+			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_SCALED);
 		}
 
 		switch (desc->channel[i].size) {