diff options
Diffstat (limited to 'src/gallium/drivers/radeon')
| -rw-r--r-- | src/gallium/drivers/radeon/r600_buffer_common.c | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c index a1e8228e6b3..10036afeba4 100644 --- a/src/gallium/drivers/radeon/r600_buffer_common.c +++ b/src/gallium/drivers/radeon/r600_buffer_common.c @@ -51,6 +51,8 @@ void *r600_buffer_map_sync_with_rings(struct r600_common_context *ctx, enum radeon_bo_usage rusage = RADEON_USAGE_READWRITE; bool busy = false; + assert(!(resource->flags & RADEON_FLAG_SPARSE)); + if (usage & PIPE_TRANSFER_UNSYNCHRONIZED) { return ctx->ws->buffer_map(resource->buf, NULL, usage); } @@ -249,6 +251,10 @@ r600_invalidate_buffer(struct r600_common_context *rctx, if (rbuffer->is_shared) return false; + /* Sparse buffers can't be reallocated. */ + if (rbuffer->flags & RADEON_FLAG_SPARSE) + return false; + /* In AMD_pinned_memory, the user pointer association only gets * broken when the buffer is explicitly re-allocated. */ @@ -355,14 +361,17 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx, } if ((usage & PIPE_TRANSFER_DISCARD_RANGE) && - !(usage & (PIPE_TRANSFER_UNSYNCHRONIZED | - PIPE_TRANSFER_PERSISTENT)) && !(rscreen->debug_flags & DBG_NO_DISCARD_RANGE) && - r600_can_dma_copy_buffer(rctx, box->x, 0, box->width)) { + ((!(usage & (PIPE_TRANSFER_UNSYNCHRONIZED | + PIPE_TRANSFER_PERSISTENT)) && + r600_can_dma_copy_buffer(rctx, box->x, 0, box->width)) || + (rbuffer->flags & RADEON_FLAG_SPARSE))) { assert(usage & PIPE_TRANSFER_WRITE); - /* Check if mapping this buffer would cause waiting for the GPU. */ - if (r600_rings_is_buffer_referenced(rctx, rbuffer->buf, RADEON_USAGE_READWRITE) || + /* Check if mapping this buffer would cause waiting for the GPU. + */ + if (rbuffer->flags & RADEON_FLAG_SPARSE || + r600_rings_is_buffer_referenced(rctx, rbuffer->buf, RADEON_USAGE_READWRITE) || !rctx->ws->buffer_wait(rbuffer->buf, 0, RADEON_USAGE_READWRITE)) { /* Do a wait-free write-only transfer using a temporary buffer. */ unsigned offset; @@ -378,6 +387,8 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx, data += box->x % R600_MAP_BUFFER_ALIGNMENT; return r600_buffer_get_transfer(ctx, resource, usage, box, ptransfer, data, staging, offset); + } else if (rbuffer->flags & RADEON_FLAG_SPARSE) { + return NULL; } } else { /* At this point, the buffer is always idle (we checked it above). */ @@ -385,11 +396,12 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx, } } /* Use a staging buffer in cached GTT for reads. */ - else if ((usage & PIPE_TRANSFER_READ) && - !(usage & PIPE_TRANSFER_PERSISTENT) && - (rbuffer->domains & RADEON_DOMAIN_VRAM || - rbuffer->flags & RADEON_FLAG_GTT_WC) && - r600_can_dma_copy_buffer(rctx, 0, box->x, box->width)) { + else if (((usage & PIPE_TRANSFER_READ) && + !(usage & PIPE_TRANSFER_PERSISTENT) && + (rbuffer->domains & RADEON_DOMAIN_VRAM || + rbuffer->flags & RADEON_FLAG_GTT_WC) && + r600_can_dma_copy_buffer(rctx, 0, box->x, box->width)) || + (rbuffer->flags & RADEON_FLAG_SPARSE)) { struct r600_resource *staging; staging = (struct r600_resource*) pipe_buffer_create( @@ -411,6 +423,8 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx, return r600_buffer_get_transfer(ctx, resource, usage, box, ptransfer, data, staging, 0); + } else if (rbuffer->flags & RADEON_FLAG_SPARSE) { + return NULL; } } |