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path: root/src/gallium/drivers/nvfx/nvfx_transfer.c
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Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_transfer.c')
-rw-r--r--src/gallium/drivers/nvfx/nvfx_transfer.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_transfer.c b/src/gallium/drivers/nvfx/nvfx_transfer.c
deleted file mode 100644
index 7a218b18c64..00000000000
--- a/src/gallium/drivers/nvfx/nvfx_transfer.c
+++ /dev/null
@@ -1,221 +0,0 @@
-#include "pipe/p_state.h"
-#include "pipe/p_defines.h"
-#include "util/u_inlines.h"
-#include "util/u_format.h"
-#include "util/u_memory.h"
-#include "util/u_math.h"
-#include "util/u_staging.h"
-#include "nvfx_context.h"
-#include "nvfx_screen.h"
-#include "nvfx_state.h"
-#include "nvfx_resource.h"
-#include "nvfx_transfer.h"
-
-struct nvfx_staging_transfer
-{
- struct util_staging_transfer base;
-
- unsigned offset;
- unsigned map_count;
-};
-
-struct pipe_transfer *
-nvfx_transfer_new(struct pipe_context *pipe,
- struct pipe_resource *pt,
- unsigned level,
- unsigned usage,
- const struct pipe_box *box)
-{
- if((usage & (PIPE_TRANSFER_UNSYNCHRONIZED | PIPE_TRANSFER_DONTBLOCK)) == PIPE_TRANSFER_DONTBLOCK)
- {
- struct nouveau_bo* bo = ((struct nvfx_resource*)pt)->bo;
- if(bo && nouveau_bo_busy(bo, NOUVEAU_BO_WR))
- return NULL;
- }
-
- if(pt->target == PIPE_BUFFER)
- {
- // it would be nice if we could avoid all this ridiculous overhead...
- struct pipe_transfer* tx;
- struct nvfx_buffer* buffer = nvfx_buffer(pt);
-
- tx = CALLOC_STRUCT(pipe_transfer);
- if (!tx)
- return NULL;
-
- pipe_resource_reference(&tx->resource, pt);
- tx->level = level;
- tx->usage = usage;
- tx->box = *box;
-
- tx->layer_stride = tx->stride = util_format_get_stride(pt->format, box->width);
- tx->data = buffer->data + util_format_get_stride(pt->format, box->x);
-
- return tx;
- }
- else
- {
- struct nvfx_staging_transfer* tx;
- boolean direct = !nvfx_resource_on_gpu(pt) && pt->flags & NOUVEAU_RESOURCE_FLAG_LINEAR;
-
- tx = CALLOC_STRUCT(nvfx_staging_transfer);
- if(!tx)
- return NULL;
-
- util_staging_transfer_init(pipe, pt, level, usage, box, direct, &tx->base);
-
- if(direct)
- {
- tx->base.base.stride = nvfx_subresource_pitch(pt, level);
- tx->base.base.layer_stride = tx->base.base.stride * u_minify(pt->height0, level);
- tx->offset = nvfx_subresource_offset(pt, box->z, level, box->z)
- + util_format_get_2d_size(pt->format, tx->base.base.stride, box->y)
- + util_format_get_stride(pt->format, box->x);
- }
- else
- {
- tx->base.base.stride = nvfx_subresource_pitch(tx->base.staging_resource, 0);
- tx->base.base.layer_stride = tx->base.base.stride * tx->base.staging_resource->height0;
- tx->offset = 0;
- }
-
- assert(tx->base.base.stride);
-
- return &tx->base.base;
- }
-}
-
-static void nvfx_buffer_dirty_interval(struct nvfx_buffer* buffer, unsigned begin, unsigned size, boolean unsynchronized)
-{
- struct nvfx_screen* screen = nvfx_screen(buffer->base.base.screen);
- buffer->last_update_static = buffer->bytes_to_draw_until_static < 0;
- if(buffer->dirty_begin == buffer->dirty_end)
- {
- buffer->dirty_begin = begin;
- buffer->dirty_end = begin + size;
- buffer->dirty_unsynchronized = unsynchronized;
- }
- else
- {
- buffer->dirty_begin = MIN2(buffer->dirty_begin, begin);
- buffer->dirty_end = MAX2(buffer->dirty_end, begin + size);
- buffer->dirty_unsynchronized &= unsynchronized;
- }
-
- if(unsynchronized)
- {
- // TODO: revisit this, it doesn't seem quite right
- //printf("UNSYNC UPDATE %p %u %u\n", buffer, begin, size);
- buffer->bytes_to_draw_until_static += size * screen->static_reuse_threshold;
- }
- else
- buffer->bytes_to_draw_until_static = buffer->size * screen->static_reuse_threshold;
-}
-
-static void nvfx_transfer_flush_region( struct pipe_context *pipe,
- struct pipe_transfer *ptx,
- const struct pipe_box *box)
-{
- if(ptx->resource->target == PIPE_BUFFER && (ptx->usage & PIPE_TRANSFER_FLUSH_EXPLICIT))
- {
- struct nvfx_buffer* buffer = nvfx_buffer(ptx->resource);
- nvfx_buffer_dirty_interval(buffer,
- (uint8_t*)ptx->data - buffer->data + util_format_get_stride(buffer->base.base.format, box->x),
- util_format_get_stride(buffer->base.base.format, box->width),
- !!(ptx->usage & PIPE_TRANSFER_UNSYNCHRONIZED));
- }
-}
-
-static void
-nvfx_transfer_destroy(struct pipe_context *pipe, struct pipe_transfer *ptx)
-{
- if(ptx->resource->target == PIPE_BUFFER)
- {
- struct nvfx_buffer* buffer = nvfx_buffer(ptx->resource);
- if((ptx->usage & (PIPE_TRANSFER_WRITE | PIPE_TRANSFER_FLUSH_EXPLICIT)) == PIPE_TRANSFER_WRITE)
- nvfx_buffer_dirty_interval(buffer,
- (uint8_t*)ptx->data - buffer->data,
- ptx->stride,
- !!(ptx->usage & PIPE_TRANSFER_UNSYNCHRONIZED));
- pipe_resource_reference(&ptx->resource, 0);
- FREE(ptx);
- }
- else
- {
- struct nouveau_channel* chan = nvfx_context(pipe)->screen->base.channel;
- util_staging_transfer_destroy(pipe, ptx);
-
- FIRE_RING(chan);
- }
-}
-
-void *
-nvfx_transfer_map(struct pipe_context *pipe, struct pipe_transfer *ptx)
-{
- if(ptx->resource->target == PIPE_BUFFER)
- return ptx->data;
- else
- {
- struct nvfx_staging_transfer *tx = (struct nvfx_staging_transfer *)ptx;
- if(!ptx->data)
- {
- struct nvfx_miptree *mt = (struct nvfx_miptree *)tx->base.staging_resource;
- uint8_t *map = nouveau_screen_bo_map(pipe->screen, mt->base.bo, nouveau_screen_transfer_flags(ptx->usage));
- ptx->data = map + tx->offset;
- }
-
- ++tx->map_count;
- return ptx->data;
- }
-}
-
-void
-nvfx_transfer_unmap(struct pipe_context *pipe, struct pipe_transfer *ptx)
-{
- if(ptx->resource->target != PIPE_BUFFER)
- {
- struct nvfx_staging_transfer *tx = (struct nvfx_staging_transfer *)ptx;
- struct nvfx_miptree *mt = (struct nvfx_miptree *)tx->base.staging_resource;
-
- if(!--tx->map_count)
- {
- nouveau_screen_bo_unmap(pipe->screen, mt->base.bo);
- ptx->data = 0;
- }
- }
-}
-
-static void nvfx_transfer_inline_write( struct pipe_context *pipe,
- struct pipe_resource *pr,
- unsigned level,
- unsigned usage,
- const struct pipe_box *box,
- const void *data,
- unsigned stride,
- unsigned slice_stride)
-{
- if(pr->target != PIPE_BUFFER)
- {
- u_default_transfer_inline_write(pipe, pr, level, usage, box, data, stride, slice_stride);
- }
- else
- {
- struct nvfx_buffer* buffer = nvfx_buffer(pr);
- unsigned begin = util_format_get_stride(pr->format, box->x);
- unsigned size = util_format_get_stride(pr->format, box->width);
- memcpy(buffer->data + begin, data, size);
- nvfx_buffer_dirty_interval(buffer, begin, size,
- !!(pr->flags & PIPE_TRANSFER_UNSYNCHRONIZED));
- }
-}
-
-void
-nvfx_init_transfer_functions(struct pipe_context *pipe)
-{
- pipe->get_transfer = nvfx_transfer_new;
- pipe->transfer_map = nvfx_transfer_map;
- pipe->transfer_flush_region = nvfx_transfer_flush_region;
- pipe->transfer_unmap = nvfx_transfer_unmap;
- pipe->transfer_destroy = nvfx_transfer_destroy;
- pipe->transfer_inline_write = nvfx_transfer_inline_write;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 07:08:15 +0000