diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c index 3c4197ca548..6426033fcf9 100644 --- a/src/gallium/drivers/radeonsi/si_state.c +++ b/src/gallium/drivers/radeonsi/si_state.c @@ -1630,7 +1630,12 @@ static uint32_t si_translate_vertexformat(struct pipe_screen *screen, } break; case 32: - if (type != UTIL_FORMAT_TYPE_FLOAT) + /* From the Southern Islands ISA documentation about MTBUF: + * 'Memory reads of data in memory that is 32 or 64 bits do not + * undergo any format conversion.' + */ + if (type != UTIL_FORMAT_TYPE_FLOAT && + !desc->channel[first_non_void].pure_integer) return V_008F0C_BUF_DATA_FORMAT_INVALID; switch (desc->nr_channels) { |