diff options
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_pipe.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_pipe.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c index dabd28a4bc2..17d59b60d06 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.c +++ b/src/gallium/drivers/radeonsi/si_pipe.c @@ -473,6 +473,8 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param) static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enum pipe_shader_cap param) { + struct si_screen *sscreen = (struct si_screen *)pscreen; + switch(shader) { case PIPE_SHADER_FRAGMENT: @@ -490,9 +492,19 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu case PIPE_SHADER_CAP_PREFERRED_IR: return PIPE_SHADER_IR_NATIVE; - case PIPE_SHADER_CAP_SUPPORTED_IRS: - return 0; + case PIPE_SHADER_CAP_SUPPORTED_IRS: { + int ir = 1 << PIPE_SHADER_IR_NATIVE; + /* Old kernels disallowed some register writes for SI + * that are used for indirect dispatches. */ + if (HAVE_LLVM >= 0x309 && (sscreen->b.chip_class >= CIK || + sscreen->b.info.drm_major == 3 || + (sscreen->b.info.drm_major == 2 && + sscreen->b.info.drm_minor >= 45))) + ir |= 1 << PIPE_SHADER_IR_TGSI; + + return ir; + } case PIPE_SHADER_CAP_DOUBLES: return HAVE_LLVM >= 0x0307; |