* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
-#include "r300_context.h"
#include "r300_transfer.h"
-#include "r300_texture.h"
-#include "r300_screen.h"
-
-#include "r300_winsys.h"
+#include "r300_texture_desc.h"
+#include "r300_screen_buffer.h"
#include "util/u_memory.h"
#include "util/u_format.h"
/* Parent class */
struct pipe_transfer transfer;
- /* Pipe context. */
- struct pipe_context *ctx;
-
- /* Parameters of get_tex_transfer. */
- unsigned x, y, level, zslice, face;
-
/* Offset from start of buffer. */
unsigned offset;
- /* Detiled texture. */
- struct r300_texture *detiled_texture;
-
- /* Transfer and format flags. */
- unsigned buffer_usage, render_target_usage;
+ /* Linear texture. */
+ struct r300_texture *linear_texture;
};
/* Convenience cast wrapper. */
static void r300_copy_from_tiled_texture(struct pipe_context *ctx,
struct r300_transfer *r300transfer)
{
- struct pipe_screen *screen = ctx->screen;
struct pipe_transfer *transfer = (struct pipe_transfer*)r300transfer;
- struct pipe_texture *tex = transfer->texture;
- struct pipe_surface *src, *dst;
-
- src = screen->get_tex_surface(screen, tex, r300transfer->face,
- r300transfer->level, r300transfer->zslice,
- PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_PIXEL);
-
- dst = screen->get_tex_surface(screen, &r300transfer->detiled_texture->tex,
- 0, 0, 0,
- PIPE_BUFFER_USAGE_GPU_WRITE |
- PIPE_BUFFER_USAGE_PIXEL |
- r300transfer->buffer_usage);
+ struct pipe_resource *tex = transfer->resource;
+ struct pipe_subresource subdst;
- ctx->surface_copy(ctx, dst, 0, 0, src, r300transfer->x, r300transfer->y,
- transfer->width, transfer->height);
+ subdst.face = 0;
+ subdst.level = 0;
- pipe_surface_reference(&src, NULL);
- pipe_surface_reference(&dst, NULL);
+ ctx->resource_copy_region(ctx, &r300transfer->linear_texture->desc.b.b, subdst,
+ 0, 0, 0,
+ tex, transfer->sr,
+ transfer->box.x, transfer->box.y, transfer->box.z,
+ transfer->box.width, transfer->box.height);
}
/* Copy a detiled texture to a tiled one. */
static void r300_copy_into_tiled_texture(struct pipe_context *ctx,
struct r300_transfer *r300transfer)
{
- struct pipe_screen *screen = ctx->screen;
struct pipe_transfer *transfer = (struct pipe_transfer*)r300transfer;
- struct pipe_texture *tex = transfer->texture;
- struct pipe_surface *src, *dst;
-
- src = screen->get_tex_surface(screen, &r300transfer->detiled_texture->tex,
- 0, 0, 0,
- PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_PIXEL);
-
- dst = screen->get_tex_surface(screen, tex, r300transfer->face,
- r300transfer->level, r300transfer->zslice,
- PIPE_BUFFER_USAGE_GPU_WRITE |
- PIPE_BUFFER_USAGE_PIXEL);
-
- /* XXX this flush prevents the following DRM error from occuring:
- * [drm:radeon_cs_ioctl] *ERROR* Failed to parse relocation !
- * Reproducible with perf/copytex. */
- ctx->flush(ctx, 0, NULL);
+ struct pipe_resource *tex = transfer->resource;
+ struct pipe_subresource subsrc;
- ctx->surface_copy(ctx, dst, r300transfer->x, r300transfer->y, src, 0, 0,
- transfer->width, transfer->height);
+ subsrc.face = 0;
+ subsrc.level = 0;
- /* XXX this flush fixes a few piglit tests (e.g. glean/pixelFormats). */
- ctx->flush(ctx, 0, NULL);
+ ctx->resource_copy_region(ctx, tex, transfer->sr,
+ transfer->box.x, transfer->box.y, transfer->box.z,
+ &r300transfer->linear_texture->desc.b.b, subsrc,
+ 0, 0, 0,
+ transfer->box.width, transfer->box.height);
- pipe_surface_reference(&src, NULL);
- pipe_surface_reference(&dst, NULL);
+ ctx->flush(ctx, 0, NULL);
}
-static struct pipe_transfer*
-r300_get_tex_transfer(struct pipe_context *ctx,
- struct pipe_texture *texture,
- unsigned face, unsigned level, unsigned zslice,
- enum pipe_transfer_usage usage, unsigned x, unsigned y,
- unsigned w, unsigned h)
+struct pipe_transfer*
+r300_texture_get_transfer(struct pipe_context *ctx,
+ struct pipe_resource *texture,
+ struct pipe_subresource sr,
+ unsigned usage,
+ const struct pipe_box *box)
{
+ struct r300_context *r300 = r300_context(ctx);
struct r300_texture *tex = r300_texture(texture);
- struct r300_screen *r300screen = r300_screen(ctx->screen);
struct r300_transfer *trans;
- struct pipe_texture base;
+ struct pipe_resource base;
+ boolean referenced_cs, referenced_hw, blittable;
+
+ referenced_cs =
+ r300->rws->cs_is_buffer_referenced(r300->cs,
+ tex->buffer, R300_REF_CS);
+ if (referenced_cs) {
+ referenced_hw = TRUE;
+ } else {
+ referenced_hw =
+ r300->rws->cs_is_buffer_referenced(r300->cs,
+ tex->buffer, R300_REF_HW);
+ }
+
+ blittable = ctx->screen->is_format_supported(
+ ctx->screen, texture->format, texture->target, 0,
+ PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET, 0);
trans = CALLOC_STRUCT(r300_transfer);
if (trans) {
/* Initialize the transfer object. */
- pipe_texture_reference(&trans->transfer.texture, texture);
+ pipe_resource_reference(&trans->transfer.resource, texture);
+ trans->transfer.sr = sr;
trans->transfer.usage = usage;
- trans->transfer.width = w;
- trans->transfer.height = h;
- trans->ctx = ctx;
- trans->x = x;
- trans->y = y;
- trans->level = level;
- trans->zslice = zslice;
- trans->face = face;
+ trans->transfer.box = *box;
/* If the texture is tiled, we must create a temporary detiled texture
- * for this transfer. */
- if (tex->microtile || tex->macrotile) {
- trans->buffer_usage = pipe_transfer_buffer_flags(&trans->transfer);
- trans->render_target_usage =
- util_format_is_depth_or_stencil(texture->format) ?
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL :
- PIPE_TEXTURE_USAGE_RENDER_TARGET;
-
+ * for this transfer.
+ * Also make write transfers pipelined. */
+ if (tex->desc.microtile || tex->desc.macrotile[sr.level] ||
+ ((referenced_hw & !(usage & PIPE_TRANSFER_READ)) && blittable)) {
base.target = PIPE_TEXTURE_2D;
base.format = texture->format;
- base.width0 = w;
- base.height0 = h;
+ base.width0 = box->width;
+ base.height0 = box->height;
base.depth0 = 0;
base.last_level = 0;
base.nr_samples = 0;
- base.tex_usage = PIPE_TEXTURE_USAGE_DYNAMIC |
- R300_TEXTURE_USAGE_TRANSFER;
+ base.usage = PIPE_USAGE_DYNAMIC;
+ base.bind = 0;
+ base.flags = R300_RESOURCE_FLAG_TRANSFER;
/* For texture reading, the temporary (detiled) texture is used as
* a render target when blitting from a tiled texture. */
if (usage & PIPE_TRANSFER_READ) {
- base.tex_usage |= trans->render_target_usage;
+ base.bind |= PIPE_BIND_RENDER_TARGET;
}
/* For texture writing, the temporary texture is used as a sampler
* when blitting into a tiled texture. */
if (usage & PIPE_TRANSFER_WRITE) {
- base.tex_usage |= PIPE_TEXTURE_USAGE_SAMPLER;
+ base.bind |= PIPE_BIND_SAMPLER_VIEW;
}
/* Create the temporary texture. */
- trans->detiled_texture = r300_texture(
- ctx->screen->texture_create(ctx->screen,
- &base));
+ trans->linear_texture = r300_texture(
+ ctx->screen->resource_create(ctx->screen,
+ &base));
+
+ if (!trans->linear_texture) {
+ /* Oh crap, the thing can't create the texture.
+ * Let's flush and try again. */
+ ctx->flush(ctx, 0, NULL);
+
+ trans->linear_texture = r300_texture(
+ ctx->screen->resource_create(ctx->screen,
+ &base));
+
+ if (!trans->linear_texture) {
+ /* For linear textures, it's safe to fallback to
+ * an unpipelined transfer. */
+ if (!tex->desc.microtile && !tex->desc.macrotile[sr.level]) {
+ goto unpipelined;
+ }
+
+ /* Otherwise, go to hell. */
+ fprintf(stderr,
+ "r300: Failed to create a transfer object, praise.\n");
+ FREE(trans);
+ return NULL;
+ }
+ }
- assert(!trans->detiled_texture->microtile &&
- !trans->detiled_texture->macrotile);
+ assert(!trans->linear_texture->desc.microtile &&
+ !trans->linear_texture->desc.macrotile[0]);
/* Set the stride.
- * Parameters x, y, level, zslice, and face remain zero. */
+ *
+ * Even though we are using an internal texture for this,
+ * the transfer sr, box and usage parameters still reflect
+ * the arguments received to get_transfer. We just do the
+ * right thing internally.
+ */
trans->transfer.stride =
- r300_texture_get_stride(r300screen, trans->detiled_texture, 0);
+ trans->linear_texture->desc.stride_in_bytes[0];
if (usage & PIPE_TRANSFER_READ) {
/* We cannot map a tiled texture directly because the data is
* in a different order, therefore we do detiling using a blit. */
r300_copy_from_tiled_texture(ctx, trans);
+
+ /* Always referenced in the blit. */
+ ctx->flush(ctx, 0, NULL);
}
- } else {
- trans->transfer.x = x;
- trans->transfer.y = y;
- trans->transfer.stride =
- r300_texture_get_stride(r300screen, tex, level);
- trans->transfer.level = level;
- trans->transfer.zslice = zslice;
- trans->transfer.face = face;
- trans->offset = r300_texture_get_offset(tex, level, zslice, face);
+ return &trans->transfer;
}
+
+ unpipelined:
+ /* Unpipelined transfer. */
+ trans->transfer.stride = tex->desc.stride_in_bytes[sr.level];
+ trans->offset = r300_texture_get_offset(&tex->desc,
+ sr.level, box->z, sr.face);
+
+ if (referenced_cs)
+ ctx->flush(ctx, PIPE_FLUSH_RENDER_CACHE, NULL);
+ return &trans->transfer;
}
- return &trans->transfer;
+ return NULL;
}
-static void r300_tex_transfer_destroy(struct pipe_context *ctx,
- struct pipe_transfer *trans)
+void r300_texture_transfer_destroy(struct pipe_context *ctx,
+ struct pipe_transfer *trans)
{
struct r300_transfer *r300transfer = r300_transfer(trans);
- if (r300transfer->detiled_texture) {
+ if (r300transfer->linear_texture) {
if (trans->usage & PIPE_TRANSFER_WRITE) {
- r300_copy_into_tiled_texture(r300transfer->ctx, r300transfer);
+ r300_copy_into_tiled_texture(ctx, r300transfer);
}
- pipe_texture_reference(
- (struct pipe_texture**)&r300transfer->detiled_texture, NULL);
+ pipe_resource_reference(
+ (struct pipe_resource**)&r300transfer->linear_texture, NULL);
}
- pipe_texture_reference(&trans->texture, NULL);
+ pipe_resource_reference(&trans->resource, NULL);
FREE(trans);
}
-static void* r300_transfer_map(struct pipe_context *ctx,
- struct pipe_transfer *transfer)
+void* r300_texture_transfer_map(struct pipe_context *ctx,
+ struct pipe_transfer *transfer)
{
+ struct r300_context *r300 = r300_context(ctx);
struct r300_winsys_screen *rws = (struct r300_winsys_screen *)ctx->winsys;
struct r300_transfer *r300transfer = r300_transfer(transfer);
- struct r300_texture *tex = r300_texture(transfer->texture);
+ struct r300_texture *tex = r300_texture(transfer->resource);
char *map;
- enum pipe_format format = tex->tex.format;
+ enum pipe_format format = tex->desc.b.b.format;
- if (r300transfer->detiled_texture) {
+ if (r300transfer->linear_texture) {
/* The detiled texture is of the same size as the region being mapped
* (no offset needed). */
return rws->buffer_map(rws,
- r300transfer->detiled_texture->buffer,
- pipe_transfer_buffer_flags(transfer));
+ r300transfer->linear_texture->buffer,
+ r300->cs,
+ transfer->usage);
} else {
/* Tiling is disabled. */
- map = rws->buffer_map(rws, tex->buffer,
- pipe_transfer_buffer_flags(transfer));
+ map = rws->buffer_map(rws, tex->buffer, r300->cs,
+ transfer->usage);
if (!map) {
return NULL;
}
return map + r300_transfer(transfer)->offset +
- transfer->y / util_format_get_blockheight(format) * transfer->stride +
- transfer->x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
+ transfer->box.y / util_format_get_blockheight(format) * transfer->stride +
+ transfer->box.x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
}
}
-static void r300_transfer_unmap(struct pipe_context *ctx,
- struct pipe_transfer *transfer)
+void r300_texture_transfer_unmap(struct pipe_context *ctx,
+ struct pipe_transfer *transfer)
{
struct r300_winsys_screen *rws = (struct r300_winsys_screen *)ctx->winsys;
struct r300_transfer *r300transfer = r300_transfer(transfer);
- struct r300_texture *tex = r300_texture(transfer->texture);
+ struct r300_texture *tex = r300_texture(transfer->resource);
- if (r300transfer->detiled_texture) {
- rws->buffer_unmap(rws, r300transfer->detiled_texture->buffer);
+ if (r300transfer->linear_texture) {
+ rws->buffer_unmap(rws, r300transfer->linear_texture->buffer);
} else {
rws->buffer_unmap(rws, tex->buffer);
}
}
-
-
-void r300_init_transfer_functions( struct r300_context *r300ctx )
-{
- struct pipe_context *ctx = &r300ctx->context;
-
- ctx->get_tex_transfer = r300_get_tex_transfer;
- ctx->tex_transfer_destroy = r300_tex_transfer_destroy;
- ctx->transfer_map = r300_transfer_map;
- ctx->transfer_unmap = r300_transfer_unmap;
-}