/*
- * Copyright 2008 Ben Skeggs
+ * Copyright 2010 Christoph Bumiller
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#include "util/u_inlines.h"
#include "util/u_format.h"
+#include "translate/translate.h"
-#include "nouveau/nouveau_util.h"
#include "nv50_context.h"
#include "nv50_resource.h"
-static INLINE uint32_t
-nv50_vbo_type_to_hw(enum pipe_format format)
-{
- const struct util_format_description *desc;
-
- desc = util_format_description(format);
- assert(desc);
-
- switch (desc->channel[0].type) {
- case UTIL_FORMAT_TYPE_FLOAT:
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_FLOAT;
- case UTIL_FORMAT_TYPE_UNSIGNED:
- if (desc->channel[0].normalized) {
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_UNORM;
- }
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_USCALED;
- case UTIL_FORMAT_TYPE_SIGNED:
- if (desc->channel[0].normalized) {
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SNORM;
- }
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SSCALED;
- /*
- case PIPE_FORMAT_TYPE_UINT:
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_UINT;
- case PIPE_FORMAT_TYPE_SINT:
- return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SINT; */
- default:
- return 0;
- }
-}
+#include "nv50_3d.xml.h"
-static INLINE uint32_t
-nv50_vbo_size_to_hw(unsigned size, unsigned nr_c)
+void
+nv50_vertex_state_delete(struct pipe_context *pipe,
+ void *hwcso)
{
- static const uint32_t hw_values[] = {
- 0, 0, 0, 0,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8_8_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8_8_8_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16_16,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16_16_16,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16_16_16_16,
- 0, 0, 0, 0,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32_32,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32_32_32,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32_32_32_32 };
-
- /* we'd also have R11G11B10 and R10G10B10A2 */
-
- assert(nr_c > 0 && nr_c <= 4);
-
- if (size > 32)
- return 0;
- size >>= (3 - 2);
-
- return hw_values[size + (nr_c - 1)];
+ struct nv50_vertex_stateobj *so = hwcso;
+
+ if (so->translate)
+ so->translate->release(so->translate);
+ FREE(hwcso);
}
-static INLINE uint32_t
-nv50_vbo_vtxelt_to_hw(struct pipe_vertex_element *ve)
+void *
+nv50_vertex_state_create(struct pipe_context *pipe,
+ unsigned num_elements,
+ const struct pipe_vertex_element *elements)
{
- uint32_t hw_type, hw_size;
- enum pipe_format pf = ve->src_format;
- const struct util_format_description *desc;
- unsigned size, nr_components;
-
- desc = util_format_description(pf);
- assert(desc);
-
- size = util_format_get_component_bits(pf, UTIL_FORMAT_COLORSPACE_RGB, 0);
- nr_components = util_format_get_nr_components(pf);
-
- hw_type = nv50_vbo_type_to_hw(pf);
- hw_size = nv50_vbo_size_to_hw(size, nr_components);
-
- if (!hw_type || !hw_size) {
- NOUVEAU_ERR("unsupported vbo format: %s\n", util_format_name(pf));
- abort();
- return 0x24e80000;
- }
+ struct nv50_vertex_stateobj *so;
+ struct translate_key transkey;
+ unsigned i;
+
+ so = MALLOC(sizeof(*so) +
+ num_elements * sizeof(struct nv50_vertex_element));
+ if (!so)
+ return NULL;
+ so->num_elements = num_elements;
+ so->instance_elts = 0;
+ so->instance_bufs = 0;
+ so->need_conversion = FALSE;
+
+ memset(so->vb_access_size, 0, sizeof(so->vb_access_size));
+
+ for (i = 0; i < PIPE_MAX_ATTRIBS; ++i)
+ so->min_instance_div[i] = 0xffffffff;
+
+ transkey.nr_elements = 0;
+ transkey.output_stride = 0;
+
+ for (i = 0; i < num_elements; ++i) {
+ const struct pipe_vertex_element *ve = &elements[i];
+ const unsigned vbi = ve->vertex_buffer_index;
+ unsigned size;
+ enum pipe_format fmt = ve->src_format;
+
+ so->element[i].pipe = elements[i];
+ so->element[i].state = nv50_format_table[fmt].vtx;
+
+ if (!so->element[i].state) {
+ switch (util_format_get_nr_components(fmt)) {
+ case 1: fmt = PIPE_FORMAT_R32_FLOAT; break;
+ case 2: fmt = PIPE_FORMAT_R32G32_FLOAT; break;
+ case 3: fmt = PIPE_FORMAT_R32G32B32_FLOAT; break;
+ case 4: fmt = PIPE_FORMAT_R32G32B32A32_FLOAT; break;
+ default:
+ assert(0);
+ FREE(so);
+ return NULL;
+ }
+ so->element[i].state = nv50_format_table[fmt].vtx;
+ so->need_conversion = TRUE;
+ }
+ so->element[i].state |= i;
+
+ size = util_format_get_blocksize(fmt);
+ if (so->vb_access_size[vbi] < (ve->src_offset + size))
+ so->vb_access_size[vbi] = ve->src_offset + size;
+
+ if (1) {
+ unsigned j = transkey.nr_elements++;
+
+ transkey.element[j].type = TRANSLATE_ELEMENT_NORMAL;
+ transkey.element[j].input_format = ve->src_format;
+ transkey.element[j].input_buffer = vbi;
+ transkey.element[j].input_offset = ve->src_offset;
+ transkey.element[j].instance_divisor = ve->instance_divisor;
+
+ transkey.element[j].output_format = fmt;
+ transkey.element[j].output_offset = transkey.output_stride;
+ transkey.output_stride += (util_format_get_stride(fmt, 1) + 3) & ~3;
+
+ if (unlikely(ve->instance_divisor)) {
+ so->instance_elts |= 1 << i;
+ so->instance_bufs |= 1 << vbi;
+ if (ve->instance_divisor < so->min_instance_div[vbi])
+ so->min_instance_div[vbi] = ve->instance_divisor;
+ }
+ }
+ }
+
+ so->translate = translate_create(&transkey);
+ so->vertex_size = transkey.output_stride / 4;
+ so->packet_vertex_limit = NV04_PFIFO_MAX_PACKET_LEN /
+ MAX2(so->vertex_size, 1);
+
+ return so;
+}
- if (desc->swizzle[0] == UTIL_FORMAT_SWIZZLE_Z) /* BGRA */
- hw_size |= (1 << 31); /* no real swizzle bits :-( */
+#define NV50_3D_VERTEX_ATTRIB_INACTIVE \
+ NV50_3D_VERTEX_ARRAY_ATTRIB_TYPE_FLOAT | \
+ NV50_3D_VERTEX_ARRAY_ATTRIB_FORMAT_32_32_32_32 | \
+ NV50_3D_VERTEX_ARRAY_ATTRIB_CONST
- return (hw_type | hw_size);
+static void
+nv50_emit_vtxattr(struct nv50_context *nv50, struct pipe_vertex_buffer *vb,
+ struct pipe_vertex_element *ve, unsigned attr)
+{
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ const void *data = (const uint8_t *)vb->user_buffer + ve->src_offset;
+ float v[4];
+ const unsigned nc = util_format_get_nr_components(ve->src_format);
+
+ assert(vb->user_buffer);
+
+ util_format_read_4f(ve->src_format, v, 0, data, 0, 0, 0, 1, 1);
+
+ switch (nc) {
+ case 4:
+ BEGIN_NV04(push, NV50_3D(VTX_ATTR_4F_X(attr)), 4);
+ PUSH_DATAf(push, v[0]);
+ PUSH_DATAf(push, v[1]);
+ PUSH_DATAf(push, v[2]);
+ PUSH_DATAf(push, v[3]);
+ break;
+ case 3:
+ BEGIN_NV04(push, NV50_3D(VTX_ATTR_3F_X(attr)), 3);
+ PUSH_DATAf(push, v[0]);
+ PUSH_DATAf(push, v[1]);
+ PUSH_DATAf(push, v[2]);
+ break;
+ case 2:
+ BEGIN_NV04(push, NV50_3D(VTX_ATTR_2F_X(attr)), 2);
+ PUSH_DATAf(push, v[0]);
+ PUSH_DATAf(push, v[1]);
+ break;
+ case 1:
+ if (attr == nv50->vertprog->vp.edgeflag) {
+ BEGIN_NV04(push, NV50_3D(EDGEFLAG), 1);
+ PUSH_DATA (push, v[0] ? 1 : 0);
+ }
+ BEGIN_NV04(push, NV50_3D(VTX_ATTR_1F(attr)), 1);
+ PUSH_DATAf(push, v[0]);
+ break;
+ default:
+ assert(0);
+ break;
+ }
}
-struct instance {
- struct nouveau_bo *bo;
- unsigned delta;
- unsigned stride;
- unsigned step;
- unsigned divisor;
-};
+static INLINE void
+nv50_user_vbuf_range(struct nv50_context *nv50, int vbi,
+ uint32_t *base, uint32_t *size)
+{
+ if (unlikely(nv50->vertex->instance_bufs & (1 << vbi))) {
+ /* TODO: use min and max instance divisor to get a proper range */
+ *base = 0;
+ *size = nv50->vtxbuf[vbi].buffer->width0;
+ } else {
+ /* NOTE: if there are user buffers, we *must* have index bounds */
+ assert(nv50->vb_elt_limit != ~0);
+ *base = nv50->vb_elt_first * nv50->vtxbuf[vbi].stride;
+ *size = nv50->vb_elt_limit * nv50->vtxbuf[vbi].stride +
+ nv50->vertex->vb_access_size[vbi];
+ }
+}
static void
-instance_init(struct nv50_context *nv50, struct instance *a, unsigned first)
+nv50_upload_user_buffers(struct nv50_context *nv50,
+ uint64_t addrs[], uint32_t limits[])
{
- int i;
-
- for (i = 0; i < nv50->vtxelt->num_elements; i++) {
- struct pipe_vertex_element *ve = &nv50->vtxelt->pipe[i];
- struct pipe_vertex_buffer *vb;
-
- a[i].divisor = ve->instance_divisor;
- if (a[i].divisor) {
- vb = &nv50->vtxbuf[ve->vertex_buffer_index];
-
- a[i].bo = nv50_resource(vb->buffer)->bo;
- a[i].stride = vb->stride;
- a[i].step = first % a[i].divisor;
- a[i].delta = vb->buffer_offset + ve->src_offset +
- (first * a[i].stride);
- }
- }
+ unsigned b;
+
+ for (b = 0; b < nv50->num_vtxbufs; ++b) {
+ struct nouveau_bo *bo;
+ const struct pipe_vertex_buffer *vb = &nv50->vtxbuf[b];
+ uint32_t base, size;
+
+ if (!(nv50->vbo_user & (1 << b)) || !vb->stride)
+ continue;
+ nv50_user_vbuf_range(nv50, b, &base, &size);
+
+ limits[b] = base + size - 1;
+ addrs[b] = nouveau_scratch_data(&nv50->base, vb->user_buffer, base, size,
+ &bo);
+ if (addrs[b])
+ BCTX_REFN_bo(nv50->bufctx_3d, VERTEX_TMP, NOUVEAU_BO_GART |
+ NOUVEAU_BO_RD, bo);
+ }
+ nv50->base.vbo_dirty = TRUE;
}
static void
-instance_step(struct nv50_context *nv50, struct instance *a)
+nv50_update_user_vbufs(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->tesla->channel;
- struct nouveau_grobj *tesla = nv50->screen->tesla;
- int i;
-
- for (i = 0; i < nv50->vtxelt->num_elements; i++) {
- if (!a[i].divisor)
- continue;
-
- BEGIN_RING(chan, tesla,
- NV50TCL_VERTEX_ARRAY_START_HIGH(i), 2);
- OUT_RELOCh(chan, a[i].bo, a[i].delta, NOUVEAU_BO_RD |
- NOUVEAU_BO_VRAM | NOUVEAU_BO_GART);
- OUT_RELOCl(chan, a[i].bo, a[i].delta, NOUVEAU_BO_RD |
- NOUVEAU_BO_VRAM | NOUVEAU_BO_GART);
- if (++a[i].step == a[i].divisor) {
- a[i].step = 0;
- a[i].delta += a[i].stride;
- }
- }
+ uint64_t address[PIPE_MAX_ATTRIBS];
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ unsigned i;
+ uint32_t written = 0;
+
+ for (i = 0; i < nv50->vertex->num_elements; ++i) {
+ struct pipe_vertex_element *ve = &nv50->vertex->element[i].pipe;
+ const unsigned b = ve->vertex_buffer_index;
+ struct pipe_vertex_buffer *vb = &nv50->vtxbuf[b];
+ uint32_t base, size;
+
+ if (!(nv50->vbo_user & (1 << b)))
+ continue;
+
+ if (!vb->stride) {
+ nv50_emit_vtxattr(nv50, vb, ve, i);
+ continue;
+ }
+ nv50_user_vbuf_range(nv50, b, &base, &size);
+
+ if (!(written & (1 << b))) {
+ struct nouveau_bo *bo;
+ const uint32_t bo_flags = NOUVEAU_BO_GART | NOUVEAU_BO_RD;
+ written |= 1 << b;
+ address[b] = nouveau_scratch_data(&nv50->base, vb->user_buffer,
+ base, size, &bo);
+ if (address[b])
+ BCTX_REFN_bo(nv50->bufctx_3d, VERTEX_TMP, bo_flags, bo);
+ }
+
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_LIMIT_HIGH(i)), 2);
+ PUSH_DATAh(push, address[b] + base + size - 1);
+ PUSH_DATA (push, address[b] + base + size - 1);
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_START_HIGH(i)), 2);
+ PUSH_DATAh(push, address[b] + ve->src_offset);
+ PUSH_DATA (push, address[b] + ve->src_offset);
+ }
+ nv50->base.vbo_dirty = TRUE;
}
-void
-nv50_draw_arrays_instanced(struct pipe_context *pipe,
- unsigned mode, unsigned start, unsigned count,
- unsigned startInstance, unsigned instanceCount)
+static INLINE void
+nv50_release_user_vbufs(struct nv50_context *nv50)
{
- struct nv50_context *nv50 = nv50_context(pipe);
- struct nouveau_channel *chan = nv50->screen->tesla->channel;
- struct nouveau_grobj *tesla = nv50->screen->tesla;
- struct instance a[16];
- unsigned prim = nv50_prim(mode);
-
- instance_init(nv50, a, startInstance);
- if (!nv50_state_validate(nv50, 10 + 16*3))
- return;
-
- if (nv50->vbo_fifo) {
- nv50_push_elements_instanced(pipe, NULL, 0, 0, mode, start,
- count, startInstance,
- instanceCount);
- return;
- }
-
- BEGIN_RING(chan, tesla, NV50TCL_CB_ADDR, 2);
- OUT_RING (chan, NV50_CB_AUX | (24 << 8));
- OUT_RING (chan, startInstance);
- while (instanceCount--) {
- if (AVAIL_RING(chan) < (7 + 16*3)) {
- FIRE_RING(chan);
- if (!nv50_state_validate(nv50, 7 + 16*3)) {
- assert(0);
- return;
- }
- }
- instance_step(nv50, a);
-
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_BEGIN, 1);
- OUT_RING (chan, prim);
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_BUFFER_FIRST, 2);
- OUT_RING (chan, start);
- OUT_RING (chan, count);
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_END, 1);
- OUT_RING (chan, 0);
-
- prim |= (1 << 28);
- }
+ if (nv50->vbo_user) {
+ nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_VERTEX_TMP);
+ nouveau_scratch_done(&nv50->base);
+ }
}
void
-nv50_draw_arrays(struct pipe_context *pipe, unsigned mode, unsigned start,
- unsigned count)
+nv50_vertex_arrays_validate(struct nv50_context *nv50)
{
- nv50_draw_arrays_instanced(pipe, mode, start, count, 0, 1);
+ uint64_t addrs[PIPE_MAX_ATTRIBS];
+ uint32_t limits[PIPE_MAX_ATTRIBS];
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ struct nv50_vertex_stateobj *vertex = nv50->vertex;
+ struct pipe_vertex_buffer *vb;
+ struct nv50_vertex_element *ve;
+ uint32_t mask;
+ uint32_t refd = 0;
+ unsigned i;
+ const unsigned n = MAX2(vertex->num_elements, nv50->state.num_vtxelts);
+
+ if (unlikely(vertex->need_conversion))
+ nv50->vbo_fifo = ~0;
+ else
+ if (nv50->vbo_user & ~nv50->vbo_constant)
+ nv50->vbo_fifo = nv50->vbo_push_hint ? ~0 : 0;
+ else
+ nv50->vbo_fifo = 0;
+
+ if (!nv50->vbo_fifo) {
+ /* if vertex buffer was written by GPU - flush VBO cache */
+ for (i = 0; i < nv50->num_vtxbufs; ++i) {
+ struct nv04_resource *buf = nv04_resource(nv50->vtxbuf[i].buffer);
+ if (buf && buf->status & NOUVEAU_BUFFER_STATUS_GPU_WRITING) {
+ buf->status &= ~NOUVEAU_BUFFER_STATUS_GPU_WRITING;
+ nv50->base.vbo_dirty = TRUE;
+ break;
+ }
+ }
+ }
+
+ /* update vertex format state */
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_ATTRIB(0)), n);
+ if (nv50->vbo_fifo) {
+ nv50->state.num_vtxelts = vertex->num_elements;
+ for (i = 0; i < vertex->num_elements; ++i)
+ PUSH_DATA (push, vertex->element[i].state);
+ for (; i < n; ++i)
+ PUSH_DATA (push, NV50_3D_VERTEX_ATTRIB_INACTIVE);
+ for (i = 0; i < n; ++i) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FETCH(i)), 1);
+ PUSH_DATA (push, 0);
+ }
+ return;
+ }
+ for (i = 0; i < vertex->num_elements; ++i) {
+ const unsigned b = vertex->element[i].pipe.vertex_buffer_index;
+ ve = &vertex->element[i];
+ vb = &nv50->vtxbuf[b];
+
+ if (likely(vb->stride) || !(nv50->vbo_user & (1 << b)))
+ PUSH_DATA(push, ve->state);
+ else
+ PUSH_DATA(push, ve->state | NV50_3D_VERTEX_ARRAY_ATTRIB_CONST);
+ }
+ for (; i < n; ++i)
+ PUSH_DATA(push, NV50_3D_VERTEX_ATTRIB_INACTIVE);
+
+ /* update per-instance enables */
+ mask = vertex->instance_elts ^ nv50->state.instance_elts;
+ while (mask) {
+ const int i = ffs(mask) - 1;
+ mask &= ~(1 << i);
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_PER_INSTANCE(i)), 1);
+ PUSH_DATA (push, (vertex->instance_elts >> i) & 1);
+ }
+ nv50->state.instance_elts = vertex->instance_elts;
+
+ if (nv50->vbo_user & ~nv50->vbo_constant)
+ nv50_upload_user_buffers(nv50, addrs, limits);
+
+ /* update buffers and set constant attributes */
+ for (i = 0; i < vertex->num_elements; ++i) {
+ uint64_t address, limit;
+ const unsigned b = vertex->element[i].pipe.vertex_buffer_index;
+ ve = &vertex->element[i];
+ vb = &nv50->vtxbuf[b];
+
+ if (unlikely(nv50->vbo_constant & (1 << b))) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FETCH(i)), 1);
+ PUSH_DATA (push, 0);
+ nv50_emit_vtxattr(nv50, vb, &ve->pipe, i);
+ continue;
+ } else
+ if (nv50->vbo_user & (1 << b)) {
+ address = addrs[b] + ve->pipe.src_offset;
+ limit = addrs[b] + limits[b];
+ } else {
+ struct nv04_resource *buf = nv04_resource(vb->buffer);
+ if (!(refd & (1 << b))) {
+ refd |= 1 << b;
+ BCTX_REFN(nv50->bufctx_3d, VERTEX, buf, RD);
+ }
+ address = buf->address + vb->buffer_offset + ve->pipe.src_offset;
+ limit = buf->address + buf->base.width0 - 1;
+ }
+
+ if (unlikely(ve->pipe.instance_divisor)) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FETCH(i)), 4);
+ PUSH_DATA (push, NV50_3D_VERTEX_ARRAY_FETCH_ENABLE | vb->stride);
+ PUSH_DATAh(push, address);
+ PUSH_DATA (push, address);
+ PUSH_DATA (push, ve->pipe.instance_divisor);
+ } else {
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FETCH(i)), 3);
+ PUSH_DATA (push, NV50_3D_VERTEX_ARRAY_FETCH_ENABLE | vb->stride);
+ PUSH_DATAh(push, address);
+ PUSH_DATA (push, address);
+ }
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_LIMIT_HIGH(i)), 2);
+ PUSH_DATAh(push, limit);
+ PUSH_DATA (push, limit);
+ }
+ for (; i < nv50->state.num_vtxelts; ++i) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FETCH(i)), 1);
+ PUSH_DATA (push, 0);
+ }
+ nv50->state.num_vtxelts = vertex->num_elements;
}
-struct inline_ctx {
- struct nv50_context *nv50;
- void *map;
-};
+#define NV50_PRIM_GL_CASE(n) \
+ case PIPE_PRIM_##n: return NV50_3D_VERTEX_BEGIN_GL_PRIMITIVE_##n
-static void
-inline_elt08(void *priv, unsigned start, unsigned count)
+static INLINE unsigned
+nv50_prim_gl(unsigned prim)
{
- struct inline_ctx *ctx = priv;
- struct nouveau_grobj *tesla = ctx->nv50->screen->tesla;
- struct nouveau_channel *chan = tesla->channel;
- uint8_t *map = (uint8_t *)ctx->map + start;
-
- if (count & 1) {
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_U32, 1);
- OUT_RING (chan, map[0]);
- map++;
- count &= ~1;
- }
-
- count >>= 1;
- if (!count)
- return;
-
- BEGIN_RING_NI(chan, tesla, NV50TCL_VB_ELEMENT_U16, count);
- while (count--) {
- OUT_RING(chan, (map[1] << 16) | map[0]);
- map += 2;
- }
+ switch (prim) {
+ NV50_PRIM_GL_CASE(POINTS);
+ NV50_PRIM_GL_CASE(LINES);
+ NV50_PRIM_GL_CASE(LINE_LOOP);
+ NV50_PRIM_GL_CASE(LINE_STRIP);
+ NV50_PRIM_GL_CASE(TRIANGLES);
+ NV50_PRIM_GL_CASE(TRIANGLE_STRIP);
+ NV50_PRIM_GL_CASE(TRIANGLE_FAN);
+ NV50_PRIM_GL_CASE(QUADS);
+ NV50_PRIM_GL_CASE(QUAD_STRIP);
+ NV50_PRIM_GL_CASE(POLYGON);
+ NV50_PRIM_GL_CASE(LINES_ADJACENCY);
+ NV50_PRIM_GL_CASE(LINE_STRIP_ADJACENCY);
+ NV50_PRIM_GL_CASE(TRIANGLES_ADJACENCY);
+ NV50_PRIM_GL_CASE(TRIANGLE_STRIP_ADJACENCY);
+ default:
+ return NV50_3D_VERTEX_BEGIN_GL_PRIMITIVE_POINTS;
+ break;
+ }
}
+/* For pre-nva0 transform feedback. */
+static const uint8_t nv50_pipe_prim_to_prim_size[PIPE_PRIM_MAX + 1] =
+{
+ [PIPE_PRIM_POINTS] = 1,
+ [PIPE_PRIM_LINES] = 2,
+ [PIPE_PRIM_LINE_LOOP] = 2,
+ [PIPE_PRIM_LINE_STRIP] = 2,
+ [PIPE_PRIM_TRIANGLES] = 3,
+ [PIPE_PRIM_TRIANGLE_STRIP] = 3,
+ [PIPE_PRIM_TRIANGLE_FAN] = 3,
+ [PIPE_PRIM_QUADS] = 3,
+ [PIPE_PRIM_QUAD_STRIP] = 3,
+ [PIPE_PRIM_POLYGON] = 3,
+ [PIPE_PRIM_LINES_ADJACENCY] = 2,
+ [PIPE_PRIM_LINE_STRIP_ADJACENCY] = 2,
+ [PIPE_PRIM_TRIANGLES_ADJACENCY] = 3,
+ [PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY] = 3
+};
+
static void
-inline_elt16(void *priv, unsigned start, unsigned count)
+nv50_draw_arrays(struct nv50_context *nv50,
+ unsigned mode, unsigned start, unsigned count,
+ unsigned instance_count)
{
- struct inline_ctx *ctx = priv;
- struct nouveau_grobj *tesla = ctx->nv50->screen->tesla;
- struct nouveau_channel *chan = tesla->channel;
- uint16_t *map = (uint16_t *)ctx->map + start;
-
- if (count & 1) {
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_U32, 1);
- OUT_RING (chan, map[0]);
- count &= ~1;
- map++;
- }
-
- count >>= 1;
- if (!count)
- return;
-
- BEGIN_RING_NI(chan, tesla, NV50TCL_VB_ELEMENT_U16, count);
- while (count--) {
- OUT_RING(chan, (map[1] << 16) | map[0]);
- map += 2;
- }
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ unsigned prim;
+
+ if (nv50->state.index_bias) {
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_BASE), 1);
+ PUSH_DATA (push, 0);
+ nv50->state.index_bias = 0;
+ }
+
+ prim = nv50_prim_gl(mode);
+
+ while (instance_count--) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_BEGIN_GL), 1);
+ PUSH_DATA (push, prim);
+ BEGIN_NV04(push, NV50_3D(VERTEX_BUFFER_FIRST), 2);
+ PUSH_DATA (push, start);
+ PUSH_DATA (push, count);
+ BEGIN_NV04(push, NV50_3D(VERTEX_END_GL), 1);
+ PUSH_DATA (push, 0);
+
+ prim |= NV50_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT;
+ }
}
static void
-inline_elt32(void *priv, unsigned start, unsigned count)
+nv50_draw_elements_inline_u08(struct nouveau_pushbuf *push, const uint8_t *map,
+ unsigned start, unsigned count)
{
- struct inline_ctx *ctx = priv;
- struct nouveau_grobj *tesla = ctx->nv50->screen->tesla;
- struct nouveau_channel *chan = tesla->channel;
-
- BEGIN_RING_NI(chan, tesla, NV50TCL_VB_ELEMENT_U32, count);
- OUT_RINGp (chan, (uint32_t *)ctx->map + start, count);
+ map += start;
+
+ if (count & 3) {
+ unsigned i;
+ BEGIN_NI04(push, NV50_3D(VB_ELEMENT_U32), count & 3);
+ for (i = 0; i < (count & 3); ++i)
+ PUSH_DATA(push, *map++);
+ count &= ~3;
+ }
+ while (count) {
+ unsigned i, nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN * 4) / 4;
+
+ BEGIN_NI04(push, NV50_3D(VB_ELEMENT_U8), nr);
+ for (i = 0; i < nr; ++i) {
+ PUSH_DATA(push,
+ (map[3] << 24) | (map[2] << 16) | (map[1] << 8) | map[0]);
+ map += 4;
+ }
+ count -= nr * 4;
+ }
}
static void
-inline_edgeflag(void *priv, boolean enabled)
+nv50_draw_elements_inline_u16(struct nouveau_pushbuf *push, const uint16_t *map,
+ unsigned start, unsigned count)
{
- struct inline_ctx *ctx = priv;
- struct nouveau_grobj *tesla = ctx->nv50->screen->tesla;
- struct nouveau_channel *chan = tesla->channel;
-
- BEGIN_RING(chan, tesla, NV50TCL_EDGEFLAG_ENABLE, 1);
- OUT_RING (chan, enabled ? 1 : 0);
+ map += start;
+
+ if (count & 1) {
+ count &= ~1;
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_U32), 1);
+ PUSH_DATA (push, *map++);
+ }
+ while (count) {
+ unsigned i, nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN * 2) / 2;
+
+ BEGIN_NI04(push, NV50_3D(VB_ELEMENT_U16), nr);
+ for (i = 0; i < nr; ++i) {
+ PUSH_DATA(push, (map[1] << 16) | map[0]);
+ map += 2;
+ }
+ count -= nr * 2;
+ }
}
static void
-nv50_draw_elements_inline(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer, unsigned indexSize,
- unsigned mode, unsigned start, unsigned count,
- unsigned startInstance, unsigned instanceCount)
+nv50_draw_elements_inline_u32(struct nouveau_pushbuf *push, const uint32_t *map,
+ unsigned start, unsigned count)
{
- struct nv50_context *nv50 = nv50_context(pipe);
- struct nouveau_channel *chan = nv50->screen->tesla->channel;
- struct nouveau_grobj *tesla = nv50->screen->tesla;
- struct pipe_transfer *transfer;
- struct instance a[16];
- struct inline_ctx ctx;
- struct u_split_prim s;
- boolean nzi = FALSE;
- unsigned overhead;
-
- overhead = 16*3; /* potential instance adjustments */
- overhead += 4; /* Begin()/End() */
- overhead += 4; /* potential edgeflag disable/reenable */
- overhead += 3; /* potentially 3 VTX_ELT_U16/U32 packet headers */
-
- s.priv = &ctx;
- if (indexSize == 1)
- s.emit = inline_elt08;
- else
- if (indexSize == 2)
- s.emit = inline_elt16;
- else
- s.emit = inline_elt32;
- s.edge = inline_edgeflag;
-
- ctx.nv50 = nv50;
- ctx.map = pipe_buffer_map(pipe, indexBuffer, PIPE_TRANSFER_READ, &transfer);
- assert(ctx.map);
- if (!ctx.map)
- return;
-
- instance_init(nv50, a, startInstance);
- if (!nv50_state_validate(nv50, overhead + 6 + 3))
- return;
-
- BEGIN_RING(chan, tesla, NV50TCL_CB_ADDR, 2);
- OUT_RING (chan, NV50_CB_AUX | (24 << 8));
- OUT_RING (chan, startInstance);
- while (instanceCount--) {
- unsigned max_verts;
- boolean done;
-
- u_split_prim_init(&s, mode, start, count);
- do {
- if (AVAIL_RING(chan) < (overhead + 6)) {
- FIRE_RING(chan);
- if (!nv50_state_validate(nv50, (overhead + 6))) {
- assert(0);
- return;
- }
- }
-
- max_verts = AVAIL_RING(chan) - overhead;
- if (max_verts > 2047)
- max_verts = 2047;
- if (indexSize != 4)
- max_verts <<= 1;
- instance_step(nv50, a);
-
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_BEGIN, 1);
- OUT_RING (chan, nv50_prim(s.mode) | (nzi ? (1<<28) : 0));
- done = u_split_prim_next(&s, max_verts);
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_END, 1);
- OUT_RING (chan, 0);
- } while (!done);
-
- nzi = TRUE;
- }
-
- pipe_buffer_unmap(pipe, indexBuffer, transfer);
+ map += start;
+
+ while (count) {
+ const unsigned nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN);
+
+ BEGIN_NI04(push, NV50_3D(VB_ELEMENT_U32), nr);
+ PUSH_DATAp(push, map, nr);
+
+ map += nr;
+ count -= nr;
+ }
}
-void
-nv50_draw_elements_instanced(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize, int indexBias,
- unsigned mode, unsigned start, unsigned count,
- unsigned startInstance, unsigned instanceCount)
+static void
+nv50_draw_elements_inline_u32_short(struct nouveau_pushbuf *push,
+ const uint32_t *map,
+ unsigned start, unsigned count)
{
- struct nv50_context *nv50 = nv50_context(pipe);
- struct nouveau_channel *chan = nv50->screen->tesla->channel;
- struct nouveau_grobj *tesla = nv50->screen->tesla;
- struct instance a[16];
- unsigned prim = nv50_prim(mode);
-
- instance_init(nv50, a, startInstance);
- if (!nv50_state_validate(nv50, 13 + 16*3))
- return;
-
- if (nv50->vbo_fifo) {
- nv50_push_elements_instanced(pipe, indexBuffer, indexSize,
- indexBias, mode, start, count,
- startInstance, instanceCount);
- return;
- }
-
- /* indices are uint32 internally, so large indexBias means negative */
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_BASE, 1);
- OUT_RING (chan, indexBias);
-
- if (!nv50_resource_mapped_by_gpu(indexBuffer) || indexSize == 1) {
- nv50_draw_elements_inline(pipe, indexBuffer, indexSize,
- mode, start, count, startInstance,
- instanceCount);
- return;
- }
-
- BEGIN_RING(chan, tesla, NV50TCL_CB_ADDR, 2);
- OUT_RING (chan, NV50_CB_AUX | (24 << 8));
- OUT_RING (chan, startInstance);
- while (instanceCount--) {
- if (AVAIL_RING(chan) < (7 + 16*3)) {
- FIRE_RING(chan);
- if (!nv50_state_validate(nv50, 10 + 16*3)) {
- assert(0);
- return;
- }
- }
- instance_step(nv50, a);
-
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_BEGIN, 1);
- OUT_RING (chan, prim);
- if (indexSize == 4) {
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_U32 | 0x30000, 0);
- OUT_RING (chan, count);
- nouveau_pushbuf_submit(chan,
- nv50_resource(indexBuffer)->bo,
- start << 2, count << 2);
- } else
- if (indexSize == 2) {
- unsigned vb_start = (start & ~1);
- unsigned vb_end = (start + count + 1) & ~1;
- unsigned dwords = (vb_end - vb_start) >> 1;
-
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_U16_SETUP, 1);
- OUT_RING (chan, ((start & 1) << 31) | count);
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_U16 | 0x30000, 0);
- OUT_RING (chan, dwords);
- nouveau_pushbuf_submit(chan,
- nv50_resource(indexBuffer)->bo,
- vb_start << 1, dwords << 2);
- BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_U16_SETUP, 1);
- OUT_RING (chan, 0);
- }
- BEGIN_RING(chan, tesla, NV50TCL_VERTEX_END, 1);
- OUT_RING (chan, 0);
-
- prim |= (1 << 28);
- }
+ map += start;
+
+ if (count & 1) {
+ count--;
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_U32), 1);
+ PUSH_DATA (push, *map++);
+ }
+ while (count) {
+ unsigned i, nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN * 2) / 2;
+
+ BEGIN_NI04(push, NV50_3D(VB_ELEMENT_U16), nr);
+ for (i = 0; i < nr; ++i) {
+ PUSH_DATA(push, (map[1] << 16) | map[0]);
+ map += 2;
+ }
+ count -= nr * 2;
+ }
}
-void
-nv50_draw_elements(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize, int indexBias,
- unsigned mode, unsigned start, unsigned count)
+static void
+nv50_draw_elements(struct nv50_context *nv50, boolean shorten,
+ unsigned mode, unsigned start, unsigned count,
+ unsigned instance_count, int32_t index_bias)
{
- nv50_draw_elements_instanced(pipe, indexBuffer, indexSize, indexBias,
- mode, start, count, 0, 1);
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ unsigned prim;
+ const unsigned index_size = nv50->idxbuf.index_size;
+
+ prim = nv50_prim_gl(mode);
+
+ if (index_bias != nv50->state.index_bias) {
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_BASE), 1);
+ PUSH_DATA (push, index_bias);
+ nv50->state.index_bias = index_bias;
+ }
+
+ if (nv50->idxbuf.buffer) {
+ struct nv04_resource *buf = nv04_resource(nv50->idxbuf.buffer);
+ unsigned pb_start;
+ unsigned pb_bytes;
+ const unsigned base = (buf->offset + nv50->idxbuf.offset) & ~3;
+
+ start += ((buf->offset + nv50->idxbuf.offset) & 3) >> (index_size >> 1);
+
+ assert(nouveau_resource_mapped_by_gpu(nv50->idxbuf.buffer));
+
+ while (instance_count--) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_BEGIN_GL), 1);
+ PUSH_DATA (push, prim);
+
+ nouveau_pushbuf_space(push, 8, 0, 1);
+
+ switch (index_size) {
+ case 4:
+ BEGIN_NL50(push, NV50_3D(VB_ELEMENT_U32), count);
+ nouveau_pushbuf_data(push, buf->bo, base + start * 4, count * 4);
+ break;
+ case 2:
+ pb_start = (start & ~1) * 2;
+ pb_bytes = ((start + count + 1) & ~1) * 2 - pb_start;
+
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_U16_SETUP), 1);
+ PUSH_DATA (push, (start << 31) | count);
+ BEGIN_NL50(push, NV50_3D(VB_ELEMENT_U16), pb_bytes / 4);
+ nouveau_pushbuf_data(push, buf->bo, base + pb_start, pb_bytes);
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_U16_SETUP), 1);
+ PUSH_DATA (push, 0);
+ break;
+ default:
+ assert(index_size == 1);
+ pb_start = start & ~3;
+ pb_bytes = ((start + count + 3) & ~3) - pb_start;
+
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_U8_SETUP), 1);
+ PUSH_DATA (push, (start << 30) | count);
+ BEGIN_NL50(push, NV50_3D(VB_ELEMENT_U8), pb_bytes / 4);
+ nouveau_pushbuf_data(push, buf->bo, base + pb_start, pb_bytes);
+ BEGIN_NV04(push, NV50_3D(VB_ELEMENT_U8_SETUP), 1);
+ PUSH_DATA (push, 0);
+ break;
+ }
+ BEGIN_NV04(push, NV50_3D(VERTEX_END_GL), 1);
+ PUSH_DATA (push, 0);
+
+ prim |= NV50_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT;
+ }
+ } else {
+ const void *data = nv50->idxbuf.user_buffer;
+
+ while (instance_count--) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_BEGIN_GL), 1);
+ PUSH_DATA (push, prim);
+ switch (index_size) {
+ case 1:
+ nv50_draw_elements_inline_u08(push, data, start, count);
+ break;
+ case 2:
+ nv50_draw_elements_inline_u16(push, data, start, count);
+ break;
+ case 4:
+ if (shorten)
+ nv50_draw_elements_inline_u32_short(push, data, start, count);
+ else
+ nv50_draw_elements_inline_u32(push, data, start, count);
+ break;
+ default:
+ assert(0);
+ return;
+ }
+ BEGIN_NV04(push, NV50_3D(VERTEX_END_GL), 1);
+ PUSH_DATA (push, 0);
+
+ prim |= NV50_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT;
+ }
+ }
}
-static INLINE boolean
-nv50_vbo_static_attrib(struct nv50_context *nv50, unsigned attrib,
- struct nouveau_stateobj **pso,
- struct pipe_vertex_element *ve,
- struct pipe_vertex_buffer *vb)
-
+static void
+nva0_draw_stream_output(struct nv50_context *nv50,
+ const struct pipe_draw_info *info)
{
- struct nouveau_stateobj *so;
- struct nouveau_grobj *tesla = nv50->screen->tesla;
- struct nouveau_bo *bo = nv50_resource(vb->buffer)->bo;
- float v[4];
- int ret;
- unsigned nr_components = util_format_get_nr_components(ve->src_format);
-
- ret = nouveau_bo_map(bo, NOUVEAU_BO_RD);
- if (ret)
- return FALSE;
-
- util_format_read_4f(ve->src_format, v, 0, (uint8_t *)bo->map +
- (vb->buffer_offset + ve->src_offset), 0,
- 0, 0, 1, 1);
- so = *pso;
- if (!so)
- *pso = so = so_new(nv50->vtxelt->num_elements,
- nv50->vtxelt->num_elements * 4, 0);
-
- switch (nr_components) {
- case 4:
- so_method(so, tesla, NV50TCL_VTX_ATTR_4F_X(attrib), 4);
- so_data (so, fui(v[0]));
- so_data (so, fui(v[1]));
- so_data (so, fui(v[2]));
- so_data (so, fui(v[3]));
- break;
- case 3:
- so_method(so, tesla, NV50TCL_VTX_ATTR_3F_X(attrib), 3);
- so_data (so, fui(v[0]));
- so_data (so, fui(v[1]));
- so_data (so, fui(v[2]));
- break;
- case 2:
- so_method(so, tesla, NV50TCL_VTX_ATTR_2F_X(attrib), 2);
- so_data (so, fui(v[0]));
- so_data (so, fui(v[1]));
- break;
- case 1:
- if (attrib == nv50->vertprog->cfg.edgeflag_in) {
- so_method(so, tesla, NV50TCL_EDGEFLAG_ENABLE, 1);
- so_data (so, v[0] ? 1 : 0);
- }
- so_method(so, tesla, NV50TCL_VTX_ATTR_1F(attrib), 1);
- so_data (so, fui(v[0]));
- break;
- default:
- nouveau_bo_unmap(bo);
- return FALSE;
- }
-
- nouveau_bo_unmap(bo);
- return TRUE;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ struct nv50_so_target *so = nv50_so_target(info->count_from_stream_output);
+ struct nv04_resource *res = nv04_resource(so->pipe.buffer);
+ unsigned num_instances = info->instance_count;
+ unsigned mode = nv50_prim_gl(info->mode);
+
+ if (unlikely(nv50->screen->base.class_3d < NVA0_3D_CLASS)) {
+ /* A proper implementation without waiting doesn't seem possible,
+ * so don't bother.
+ */
+ NOUVEAU_ERR("draw_stream_output not supported on pre-NVA0 cards\n");
+ return;
+ }
+
+ if (res->status & NOUVEAU_BUFFER_STATUS_GPU_WRITING) {
+ res->status &= ~NOUVEAU_BUFFER_STATUS_GPU_WRITING;
+ PUSH_SPACE(push, 4);
+ BEGIN_NV04(push, SUBC_3D(NV50_GRAPH_SERIALIZE), 1);
+ PUSH_DATA (push, 0);
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FLUSH), 1);
+ PUSH_DATA (push, 0);
+ }
+
+ assert(num_instances);
+ do {
+ PUSH_SPACE(push, 8);
+ BEGIN_NV04(push, NV50_3D(VERTEX_BEGIN_GL), 1);
+ PUSH_DATA (push, mode);
+ BEGIN_NV04(push, NVA0_3D(DRAW_TFB_BASE), 1);
+ PUSH_DATA (push, 0);
+ BEGIN_NV04(push, NVA0_3D(DRAW_TFB_STRIDE), 1);
+ PUSH_DATA (push, 0);
+ BEGIN_NV04(push, NVA0_3D(DRAW_TFB_BYTES), 1);
+ nv50_query_pushbuf_submit(push, so->pq, 0x4);
+ BEGIN_NV04(push, NV50_3D(VERTEX_END_GL), 1);
+ PUSH_DATA (push, 0);
+
+ mode |= NV50_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT;
+ } while (--num_instances);
}
-void
-nv50_vtxelt_construct(struct nv50_vtxelt_stateobj *cso)
+static void
+nv50_draw_vbo_kick_notify(struct nouveau_pushbuf *chan)
{
- unsigned i;
+ struct nv50_screen *screen = chan->user_priv;
- for (i = 0; i < cso->num_elements; ++i) {
- struct pipe_vertex_element *ve = &cso->pipe[i];
+ nouveau_fence_update(&screen->base, TRUE);
- cso->hw[i] = nv50_vbo_vtxelt_to_hw(ve);
- }
+ nv50_bufctx_fence(screen->cur_ctx->bufctx_3d, TRUE);
}
-struct nouveau_stateobj *
-nv50_vbo_validate(struct nv50_context *nv50)
+void
+nv50_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
{
- struct nouveau_grobj *tesla = nv50->screen->tesla;
- struct nouveau_stateobj *vtxbuf, *vtxfmt, *vtxattr;
- unsigned i, n_ve;
-
- /* don't validate if Gallium took away our buffers */
- if (nv50->vtxbuf_nr == 0)
- return NULL;
-
- nv50->vbo_fifo = 0;
- if (nv50->screen->force_push ||
- nv50->vertprog->cfg.edgeflag_in < 16)
- nv50->vbo_fifo = 0xffff;
-
- for (i = 0; i < nv50->vtxbuf_nr; i++) {
- if (nv50->vtxbuf[i].stride &&
- !nv50_resource_mapped_by_gpu(nv50->vtxbuf[i].buffer))
- nv50->vbo_fifo = 0xffff;
- }
-
- n_ve = MAX2(nv50->vtxelt->num_elements, nv50->state.vtxelt_nr);
-
- vtxattr = NULL;
- vtxbuf = so_new(n_ve * 2, n_ve * 5, nv50->vtxelt->num_elements * 4);
- vtxfmt = so_new(1, n_ve, 0);
- so_method(vtxfmt, tesla, NV50TCL_VERTEX_ARRAY_ATTRIB(0), n_ve);
-
- for (i = 0; i < nv50->vtxelt->num_elements; i++) {
- struct pipe_vertex_element *ve = &nv50->vtxelt->pipe[i];
- struct pipe_vertex_buffer *vb =
- &nv50->vtxbuf[ve->vertex_buffer_index];
- struct nouveau_bo *bo = nv50_resource(vb->buffer)->bo;
- uint32_t hw = nv50->vtxelt->hw[i];
-
- if (!vb->stride &&
- nv50_vbo_static_attrib(nv50, i, &vtxattr, ve, vb)) {
- so_data(vtxfmt, hw | (1 << 4));
-
- so_method(vtxbuf, tesla,
- NV50TCL_VERTEX_ARRAY_FORMAT(i), 1);
- so_data (vtxbuf, 0);
-
- nv50->vbo_fifo &= ~(1 << i);
- continue;
- }
-
- if (nv50->vbo_fifo) {
- so_data (vtxfmt, hw | (ve->instance_divisor ? (1 << 4) : i));
- so_method(vtxbuf, tesla,
- NV50TCL_VERTEX_ARRAY_FORMAT(i), 1);
- so_data (vtxbuf, 0);
- continue;
- }
-
- so_data(vtxfmt, hw | i);
-
- so_method(vtxbuf, tesla, NV50TCL_VERTEX_ARRAY_FORMAT(i), 3);
- so_data (vtxbuf, 0x20000000 |
- (ve->instance_divisor ? 0 : vb->stride));
- so_reloc (vtxbuf, bo, vb->buffer_offset +
- ve->src_offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_GART |
- NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
- so_reloc (vtxbuf, bo, vb->buffer_offset +
- ve->src_offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_GART |
- NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
-
- /* vertex array limits */
- so_method(vtxbuf, tesla, NV50TCL_VERTEX_ARRAY_LIMIT_HIGH(i), 2);
- so_reloc (vtxbuf, bo, vb->buffer->width0 - 1,
- NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD |
- NOUVEAU_BO_HIGH, 0, 0);
- so_reloc (vtxbuf, bo, vb->buffer->width0 - 1,
- NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD |
- NOUVEAU_BO_LOW, 0, 0);
- }
- for (; i < n_ve; ++i) {
- so_data (vtxfmt, 0x7e080010);
-
- so_method(vtxbuf, tesla, NV50TCL_VERTEX_ARRAY_FORMAT(i), 1);
- so_data (vtxbuf, 0);
- }
- nv50->state.vtxelt_nr = nv50->vtxelt->num_elements;
-
- so_ref (vtxbuf, &nv50->state.vtxbuf);
- so_ref (vtxattr, &nv50->state.vtxattr);
- so_ref (NULL, &vtxbuf);
- so_ref (NULL, &vtxattr);
- return vtxfmt;
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+
+ /* NOTE: caller must ensure that (min_index + index_bias) is >= 0 */
+ nv50->vb_elt_first = info->min_index + info->index_bias;
+ nv50->vb_elt_limit = info->max_index - info->min_index;
+ nv50->instance_off = info->start_instance;
+ nv50->instance_max = info->instance_count - 1;
+
+ /* For picking only a few vertices from a large user buffer, push is better,
+ * if index count is larger and we expect repeated vertices, suggest upload.
+ */
+ nv50->vbo_push_hint = /* the 64 is heuristic */
+ !(info->indexed && ((nv50->vb_elt_limit + 64) < info->count));
+
+ if (nv50->vbo_user && !(nv50->dirty & (NV50_NEW_ARRAYS | NV50_NEW_VERTEX))) {
+ if (!!nv50->vbo_fifo != nv50->vbo_push_hint)
+ nv50->dirty |= NV50_NEW_ARRAYS;
+ else
+ if (!nv50->vbo_fifo)
+ nv50_update_user_vbufs(nv50);
+ }
+
+ if (unlikely(nv50->num_so_targets && !nv50->gmtyprog))
+ nv50->state.prim_size = nv50_pipe_prim_to_prim_size[info->mode];
+
+ nv50_state_validate(nv50, ~0, 8); /* 8 as minimum, we use flush_notify */
+
+ push->kick_notify = nv50_draw_vbo_kick_notify;
+
+ if (nv50->vbo_fifo) {
+ nv50_push_vbo(nv50, info);
+ push->kick_notify = nv50_default_kick_notify;
+ nouveau_pushbuf_bufctx(push, NULL);
+ return;
+ }
+
+ if (nv50->state.instance_base != info->start_instance) {
+ nv50->state.instance_base = info->start_instance;
+ /* NOTE: this does not affect the shader input, should it ? */
+ BEGIN_NV04(push, NV50_3D(VB_INSTANCE_BASE), 1);
+ PUSH_DATA (push, info->start_instance);
+ }
+
+ if (nv50->base.vbo_dirty) {
+ BEGIN_NV04(push, NV50_3D(VERTEX_ARRAY_FLUSH), 1);
+ PUSH_DATA (push, 0);
+ nv50->base.vbo_dirty = FALSE;
+ }
+
+ if (info->indexed) {
+ boolean shorten = info->max_index <= 65535;
+
+ if (info->primitive_restart != nv50->state.prim_restart) {
+ if (info->primitive_restart) {
+ BEGIN_NV04(push, NV50_3D(PRIM_RESTART_ENABLE), 2);
+ PUSH_DATA (push, 1);
+ PUSH_DATA (push, info->restart_index);
+
+ if (info->restart_index > 65535)
+ shorten = FALSE;
+ } else {
+ BEGIN_NV04(push, NV50_3D(PRIM_RESTART_ENABLE), 1);
+ PUSH_DATA (push, 0);
+ }
+ nv50->state.prim_restart = info->primitive_restart;
+ } else
+ if (info->primitive_restart) {
+ BEGIN_NV04(push, NV50_3D(PRIM_RESTART_INDEX), 1);
+ PUSH_DATA (push, info->restart_index);
+
+ if (info->restart_index > 65535)
+ shorten = FALSE;
+ }
+
+ nv50_draw_elements(nv50, shorten,
+ info->mode, info->start, info->count,
+ info->instance_count, info->index_bias);
+ } else
+ if (unlikely(info->count_from_stream_output)) {
+ nva0_draw_stream_output(nv50, info);
+ } else {
+ nv50_draw_arrays(nv50,
+ info->mode, info->start, info->count,
+ info->instance_count);
+ }
+ push->kick_notify = nv50_default_kick_notify;
+
+ nv50_release_user_vbufs(nv50);
+
+ nouveau_pushbuf_bufctx(push, NULL);
}
-
-