static void
nv50_blitctx_prepare_state(struct nv50_blitctx *blit)
{
struct nouveau_channel *chan = blit->screen->base.channel;
/* blend state */
BEGIN_RING(chan, RING_3D(COLOR_MASK(0)), 1);
OUT_RING (chan, blit->color_mask);
BEGIN_RING(chan, RING_3D(BLEND_ENABLE(0)), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(LOGIC_OP_ENABLE), 1);
OUT_RING (chan, 0);
/* rasterizer state */
#ifndef NV50_SCISSORS_CLIPPING
BEGIN_RING(chan, RING_3D(SCISSOR_ENABLE(0)), 1);
OUT_RING (chan, 1);
#endif
BEGIN_RING(chan, RING_3D(VERTEX_TWO_SIDE_ENABLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(FRAG_COLOR_CLAMP_EN), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(MULTISAMPLE_ENABLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(MSAA_MASK(0)), 4);
OUT_RING (chan, 0xffff);
OUT_RING (chan, 0xffff);
OUT_RING (chan, 0xffff);
OUT_RING (chan, 0xffff);
BEGIN_RING(chan, RING_3D(POLYGON_MODE_FRONT), 3);
OUT_RING (chan, NV50_3D_POLYGON_MODE_FRONT_FILL);
OUT_RING (chan, NV50_3D_POLYGON_MODE_BACK_FILL);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(CULL_FACE_ENABLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(POLYGON_STIPPLE_ENABLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(POLYGON_OFFSET_FILL_ENABLE), 1);
OUT_RING (chan, 0);
/* zsa state */
BEGIN_RING(chan, RING_3D(DEPTH_TEST_ENABLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(STENCIL_ENABLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(ALPHA_TEST_ENABLE), 1);
OUT_RING (chan, 0);
}
static void *
nv50_blend_state_create(struct pipe_context *pipe,
const struct pipe_blend_state *cso)
{
struct nv50_blend_stateobj *so = CALLOC_STRUCT(nv50_blend_stateobj);
int i;
boolean emit_common_func = cso->rt[0].blend_enable;
uint32_t ms;
if (nv50_context(pipe)->screen->tesla->oclass >= NVA3_3D_CLASS) {
SB_BEGIN_3D(so, BLEND_INDEPENDENT, 1);
SB_DATA (so, cso->independent_blend_enable);
}
so->pipe = *cso;
SB_BEGIN_3D(so, COLOR_MASK_COMMON, 1);
SB_DATA (so, !cso->independent_blend_enable);
SB_BEGIN_3D(so, BLEND_ENABLE_COMMON, 1);
SB_DATA (so, !cso->independent_blend_enable);
if (cso->independent_blend_enable) {
SB_BEGIN_3D(so, BLEND_ENABLE(0), 8);
for (i = 0; i < 8; ++i) {
SB_DATA(so, cso->rt[i].blend_enable);
if (cso->rt[i].blend_enable)
emit_common_func = TRUE;
}
if (nv50_context(pipe)->screen->tesla->oclass >= NVA3_3D_CLASS) {
emit_common_func = FALSE;
for (i = 0; i < 8; ++i) {
if (!cso->rt[i].blend_enable)
continue;
SB_BEGIN_3D_(so, NVA3_3D_IBLEND_EQUATION_RGB(i), 6);
SB_DATA (so, nvgl_blend_eqn(cso->rt[i].rgb_func));
SB_DATA (so, nv50_blend_fac(cso->rt[i].rgb_src_factor));
SB_DATA (so, nv50_blend_fac(cso->rt[i].rgb_dst_factor));
SB_DATA (so, nvgl_blend_eqn(cso->rt[i].alpha_func));
SB_DATA (so, nv50_blend_fac(cso->rt[i].alpha_src_factor));
SB_DATA (so, nv50_blend_fac(cso->rt[i].alpha_dst_factor));
}
}
} else {
SB_BEGIN_3D(so, BLEND_ENABLE(0), 1);
SB_DATA (so, cso->rt[0].blend_enable);
}
if (emit_common_func) {
SB_BEGIN_3D(so, BLEND_EQUATION_RGB, 5);
SB_DATA (so, nvgl_blend_eqn(cso->rt[0].rgb_func));
SB_DATA (so, nv50_blend_fac(cso->rt[0].rgb_src_factor));
SB_DATA (so, nv50_blend_fac(cso->rt[0].rgb_dst_factor));
SB_DATA (so, nvgl_blend_eqn(cso->rt[0].alpha_func));
SB_DATA (so, nv50_blend_fac(cso->rt[0].alpha_src_factor));
SB_BEGIN_3D(so, BLEND_FUNC_DST_ALPHA, 1);
SB_DATA (so, nv50_blend_fac(cso->rt[0].alpha_dst_factor));
}
if (cso->logicop_enable) {
SB_BEGIN_3D(so, LOGIC_OP_ENABLE, 2);
SB_DATA (so, 1);
SB_DATA (so, nvgl_logicop_func(cso->logicop_func));
} else {
SB_BEGIN_3D(so, LOGIC_OP_ENABLE, 1);
SB_DATA (so, 0);
}
if (cso->independent_blend_enable) {
SB_BEGIN_3D(so, COLOR_MASK(0), 8);
for (i = 0; i < 8; ++i)
SB_DATA(so, nv50_colormask(cso->rt[i].colormask));
} else {
SB_BEGIN_3D(so, COLOR_MASK(0), 1);
SB_DATA (so, nv50_colormask(cso->rt[0].colormask));
}
ms = 0;
if (cso->alpha_to_coverage)
ms |= NV50_3D_MULTISAMPLE_CTRL_ALPHA_TO_COVERAGE;
if (cso->alpha_to_one)
ms |= NV50_3D_MULTISAMPLE_CTRL_ALPHA_TO_ONE;
SB_BEGIN_3D(so, MULTISAMPLE_CTRL, 1);
SB_DATA (so, ms);
assert(so->size <= (sizeof(so->state) / sizeof(so->state[0])));
return so;
}
static void *
nv50_blend_state_create(struct pipe_context *pipe,
const struct pipe_blend_state *cso)
{
struct nv50_blend_stateobj *so = CALLOC_STRUCT(nv50_blend_stateobj);
int i;
bool emit_common_func = cso->rt[0].blend_enable;
if (nv50_context(pipe)->screen->tesla->oclass >= NVA3_3D_CLASS) {
SB_BEGIN_3D(so, BLEND_INDEPENDENT, 1);
SB_DATA (so, cso->independent_blend_enable);
}
so->pipe = *cso;
SB_BEGIN_3D(so, COLOR_MASK_COMMON, 1);
SB_DATA (so, !cso->independent_blend_enable);
SB_BEGIN_3D(so, BLEND_ENABLE_COMMON, 1);
SB_DATA (so, !cso->independent_blend_enable);
if (cso->independent_blend_enable) {
SB_BEGIN_3D(so, BLEND_ENABLE(0), 8);
for (i = 0; i < 8; ++i) {
SB_DATA(so, cso->rt[i].blend_enable);
if (cso->rt[i].blend_enable)
emit_common_func = true;
}
if (nv50_context(pipe)->screen->tesla->oclass >= NVA3_3D_CLASS) {
emit_common_func = false;
for (i = 0; i < 8; ++i) {
if (!cso->rt[i].blend_enable)
continue;
SB_BEGIN_3D_(so, NVA3_3D_IBLEND_EQUATION_RGB(i), 6);
SB_DATA (so, nvgl_blend_eqn(cso->rt[i].rgb_func));
SB_DATA (so, nv50_blend_fac(cso->rt[i].rgb_src_factor));
SB_DATA (so, nv50_blend_fac(cso->rt[i].rgb_dst_factor));
SB_DATA (so, nvgl_blend_eqn(cso->rt[i].alpha_func));
SB_DATA (so, nv50_blend_fac(cso->rt[i].alpha_src_factor));
SB_DATA (so, nv50_blend_fac(cso->rt[i].alpha_dst_factor));
}
}
} else {
SB_BEGIN_3D(so, BLEND_ENABLE(0), 1);
SB_DATA (so, cso->rt[0].blend_enable);
}
if (emit_common_func) {
SB_BEGIN_3D(so, BLEND_EQUATION_RGB, 5);
SB_DATA (so, nvgl_blend_eqn(cso->rt[0].rgb_func));
SB_DATA (so, nv50_blend_fac(cso->rt[0].rgb_src_factor));
SB_DATA (so, nv50_blend_fac(cso->rt[0].rgb_dst_factor));
SB_DATA (so, nvgl_blend_eqn(cso->rt[0].alpha_func));
SB_DATA (so, nv50_blend_fac(cso->rt[0].alpha_src_factor));
SB_BEGIN_3D(so, BLEND_FUNC_DST_ALPHA, 1);
SB_DATA (so, nv50_blend_fac(cso->rt[0].alpha_dst_factor));
}
if (cso->logicop_enable) {
SB_BEGIN_3D(so, LOGIC_OP_ENABLE, 2);
SB_DATA (so, 1);
SB_DATA (so, nvgl_logicop_func(cso->logicop_func));
} else {
SB_BEGIN_3D(so, LOGIC_OP_ENABLE, 1);
SB_DATA (so, 0);
}
if (cso->independent_blend_enable) {
SB_BEGIN_3D(so, COLOR_MASK(0), 8);
for (i = 0; i < 8; ++i)
SB_DATA(so, nv50_colormask(cso->rt[i].colormask));
} else {
SB_BEGIN_3D(so, COLOR_MASK(0), 1);
SB_DATA (so, nv50_colormask(cso->rt[0].colormask));
}
assert(so->size <= ARRAY_SIZE(so->state));
return so;
}
