*/
#include "r600_pipe.h"
#include "util/u_upload_mgr.h"
+#include "util/u_memory.h"
static void r600_buffer_destroy(struct pipe_screen *screen,
struct pipe_resource *buf)
{
- struct r600_screen *rscreen = (struct r600_screen*)screen;
struct r600_resource *rbuffer = r600_resource(buf);
pb_reference(&rbuffer->buf, NULL);
- util_slab_free(&rscreen->pool_buffers, rbuffer);
+ FREE(rbuffer);
}
static struct pipe_transfer *r600_get_transfer(struct pipe_context *ctx,
const struct pipe_box *box)
{
struct r600_context *rctx = (struct r600_context*)ctx;
- struct pipe_transfer *transfer = util_slab_alloc(&rctx->pool_transfers);
+ struct r600_transfer *transfer = util_slab_alloc(&rctx->pool_transfers);
+
+ assert(box->x + box->width <= resource->width0);
- transfer->resource = resource;
- transfer->level = level;
- transfer->usage = usage;
- transfer->box = *box;
- transfer->stride = 0;
- transfer->layer_stride = 0;
- transfer->data = NULL;
+ transfer->transfer.resource = resource;
+ transfer->transfer.level = level;
+ transfer->transfer.usage = usage;
+ transfer->transfer.box = *box;
+ transfer->transfer.stride = 0;
+ transfer->transfer.layer_stride = 0;
+ transfer->transfer.data = NULL;
+ transfer->staging = NULL;
+ transfer->offset = 0;
/* Note strides are zero, this is ok for buffers, but not for
* textures 2d & higher at least.
*/
- return transfer;
+ return &transfer->transfer;
}
static void r600_set_constants_dirty_if_bound(struct r600_context *rctx,
- struct r600_constbuf_state *state,
struct r600_resource *rbuffer)
{
- bool found = false;
- uint32_t mask = state->enabled_mask;
-
- while (mask) {
- unsigned i = u_bit_scan(&mask);
- if (state->cb[i].buffer == &rbuffer->b.b) {
- found = true;
- state->dirty_mask |= 1 << i;
+ unsigned shader;
+
+ for (shader = 0; shader < PIPE_SHADER_TYPES; shader++) {
+ struct r600_constbuf_state *state = &rctx->constbuf_state[shader];
+ bool found = false;
+ uint32_t mask = state->enabled_mask;
+
+ while (mask) {
+ unsigned i = u_bit_scan(&mask);
+ if (state->cb[i].buffer == &rbuffer->b.b) {
+ found = true;
+ state->dirty_mask |= 1 << i;
+ }
+ }
+ if (found) {
+ r600_constant_buffers_dirty(rctx, state);
}
- }
- if (found) {
- r600_constant_buffers_dirty(rctx, state);
}
}
struct r600_context *rctx = (struct r600_context*)pipe;
uint8_t *data;
- if (transfer->usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) {
- /* When mapping for read, we only need to check if the GPU is writing to it. */
- enum radeon_bo_usage rusage = transfer->usage & PIPE_TRANSFER_WRITE ?
- RADEON_USAGE_READWRITE : RADEON_USAGE_WRITE;
+ if (transfer->usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE &&
+ !(transfer->usage & PIPE_TRANSFER_UNSYNCHRONIZED)) {
+ assert(transfer->usage & PIPE_TRANSFER_WRITE);
/* Check if mapping this buffer would cause waiting for the GPU. */
- if (rctx->ws->cs_is_buffer_referenced(rctx->cs, rbuffer->cs_buf, rusage) ||
- rctx->ws->buffer_is_busy(rbuffer->buf, rusage)) {
- unsigned i;
+ if (rctx->ws->cs_is_buffer_referenced(rctx->cs, rbuffer->cs_buf, RADEON_USAGE_READWRITE) ||
+ rctx->ws->buffer_is_busy(rbuffer->buf, RADEON_USAGE_READWRITE)) {
+ unsigned i, mask;
/* Discard the buffer. */
pb_reference(&rbuffer->buf, NULL);
/* We changed the buffer, now we need to bind it where the old one was bound. */
/* Vertex buffers. */
- for (i = 0; i < rctx->nr_vertex_buffers; i++) {
- if (rctx->vertex_buffer[i].buffer == &rbuffer->b.b) {
- r600_inval_vertex_cache(rctx);
- r600_atom_dirty(rctx, &rctx->vertex_buffer_state);
+ mask = rctx->vertex_buffer_state.enabled_mask;
+ while (mask) {
+ i = u_bit_scan(&mask);
+ if (rctx->vertex_buffer_state.vb[i].buffer == &rbuffer->b.b) {
+ rctx->vertex_buffer_state.dirty_mask |= 1 << i;
+ r600_vertex_buffers_dirty(rctx);
}
}
/* Streamout buffers. */
}
}
/* Constant buffers. */
- r600_set_constants_dirty_if_bound(rctx, &rctx->vs_constbuf_state, rbuffer);
- r600_set_constants_dirty_if_bound(rctx, &rctx->ps_constbuf_state, rbuffer);
+ r600_set_constants_dirty_if_bound(rctx, rbuffer);
}
}
+#if 0 /* this is broken (see Bug 53130) */
+ else if ((transfer->usage & PIPE_TRANSFER_DISCARD_RANGE) &&
+ !(transfer->usage & PIPE_TRANSFER_UNSYNCHRONIZED) &&
+ rctx->screen->has_streamout &&
+ /* The buffer range must be aligned to 4. */
+ transfer->box.x % 4 == 0 && transfer->box.width % 4 == 0) {
+ assert(transfer->usage & PIPE_TRANSFER_WRITE);
+
+ /* Check if mapping this buffer would cause waiting for the GPU. */
+ if (rctx->ws->cs_is_buffer_referenced(rctx->cs, rbuffer->cs_buf, RADEON_USAGE_READWRITE) ||
+ rctx->ws->buffer_is_busy(rbuffer->buf, RADEON_USAGE_READWRITE)) {
+ /* Do a wait-free write-only transfer using a temporary buffer. */
+ struct r600_transfer *rtransfer = (struct r600_transfer*)transfer;
+
+ rtransfer->staging = (struct r600_resource*)
+ pipe_buffer_create(pipe->screen, PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_STAGING, transfer->box.width);
+ return rctx->ws->buffer_map(rtransfer->staging->cs_buf, rctx->cs, PIPE_TRANSFER_WRITE);
+ }
+ }
+#endif
data = rctx->ws->buffer_map(rbuffer->cs_buf, rctx->cs, transfer->usage);
if (!data)
static void r600_buffer_transfer_unmap(struct pipe_context *pipe,
struct pipe_transfer *transfer)
{
- /* no-op */
+ struct r600_transfer *rtransfer = (struct r600_transfer*)transfer;
+
+ if (rtransfer->staging) {
+ struct pipe_box box;
+ u_box_1d(0, transfer->box.width, &box);
+
+ /* Copy the staging buffer into the original one. */
+ r600_copy_buffer(pipe, transfer->resource, transfer->box.x,
+ &rtransfer->staging->b.b, &box);
+ pipe_resource_reference((struct pipe_resource**)&rtransfer->staging, NULL);
+ }
}
static void r600_transfer_destroy(struct pipe_context *ctx,
}
struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
- const struct pipe_resource *templ)
+ const struct pipe_resource *templ,
+ unsigned alignment)
{
struct r600_screen *rscreen = (struct r600_screen*)screen;
struct r600_resource *rbuffer;
- /* XXX We probably want a different alignment for buffers and textures. */
- unsigned alignment = 4096;
- rbuffer = util_slab_alloc(&rscreen->pool_buffers);
+ rbuffer = MALLOC_STRUCT(r600_resource);
rbuffer->b.b = *templ;
pipe_reference_init(&rbuffer->b.b.reference, 1);
rbuffer->b.vtbl = &r600_buffer_vtbl;
if (!r600_init_resource(rscreen, rbuffer, templ->width0, alignment, templ->bind, templ->usage)) {
- util_slab_free(&rscreen->pool_buffers, rbuffer);
+ FREE(rbuffer);
return NULL;
}
return &rbuffer->b.b;
}
-
-struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
- void *ptr, unsigned bytes,
- unsigned bind)
-{
- struct r600_screen *rscreen = (struct r600_screen*)screen;
- struct r600_resource *rbuffer;
-
- rbuffer = util_slab_alloc(&rscreen->pool_buffers);
-
- pipe_reference_init(&rbuffer->b.b.reference, 1);
- rbuffer->b.vtbl = &r600_buffer_vtbl;
- rbuffer->b.b.screen = screen;
- rbuffer->b.b.target = PIPE_BUFFER;
- rbuffer->b.b.format = PIPE_FORMAT_R8_UNORM;
- rbuffer->b.b.usage = PIPE_USAGE_IMMUTABLE;
- rbuffer->b.b.bind = bind;
- rbuffer->b.b.width0 = bytes;
- rbuffer->b.b.height0 = 1;
- rbuffer->b.b.depth0 = 1;
- rbuffer->b.b.array_size = 1;
- rbuffer->b.b.flags = 0;
- rbuffer->buf = NULL;
- return &rbuffer->b.b;
-}
projects / mesa.git / blobdiff