nv50: remove vtxbuf stateobject after a referenced vtxbuf is mapped
- This avoids problematic "reloc'ed while mapped" messages and some associated corruption as well. Signed-off-by: Maarten Maathuis <madman2003@gmail.com>
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3e18bad36d
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c306ef5e81
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@ -127,8 +127,18 @@ nouveau_screen_bo_map(struct pipe_screen *pscreen, struct pipe_buffer *pb,
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unsigned usage)
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{
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struct nouveau_bo *bo = nouveau_bo(pb);
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struct nouveau_screen *nscreen = nouveau_screen(pscreen);
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int ret;
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if (nscreen->pre_pipebuffer_map_callback) {
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ret = nscreen->pre_pipebuffer_map_callback(pscreen, pb, usage);
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if (ret) {
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debug_printf("pre_pipebuffer_map_callback failed %d\n",
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ret);
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return NULL;
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}
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}
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ret = nouveau_bo_map(bo, nouveau_screen_map_flags(usage));
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if (ret) {
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debug_printf("map failed: %d\n", ret);
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@ -143,11 +153,22 @@ nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct pipe_buffer *pb,
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unsigned offset, unsigned length, unsigned usage)
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{
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struct nouveau_bo *bo = nouveau_bo(pb);
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struct nouveau_screen *nscreen = nouveau_screen(pscreen);
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uint32_t flags = nouveau_screen_map_flags(usage);
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int ret;
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if (nscreen->pre_pipebuffer_map_callback) {
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ret = nscreen->pre_pipebuffer_map_callback(pscreen, pb, usage);
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if (ret) {
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debug_printf("pre_pipebuffer_map_callback failed %d\n",
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ret);
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return NULL;
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}
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}
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ret = nouveau_bo_map_range(bo, offset, length, flags);
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if (ret) {
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nouveau_bo_unmap(bo);
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if (!(flags & NOUVEAU_BO_NOWAIT) || ret != -EBUSY)
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debug_printf("map_range failed: %d\n", ret);
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return NULL;
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@ -5,6 +5,9 @@ struct nouveau_screen {
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struct pipe_screen base;
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struct nouveau_device *device;
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struct nouveau_channel *channel;
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int (*pre_pipebuffer_map_callback) (struct pipe_screen *pscreen,
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struct pipe_buffer *pb, unsigned usage);
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};
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static inline struct nouveau_screen *
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@ -98,6 +98,19 @@ so_reloc(struct nouveau_stateobj *so, struct nouveau_bo *bo,
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so_data(so, data);
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}
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/* Determine if this buffer object is referenced by this state object. */
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static INLINE boolean
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so_bo_is_reloc(struct nouveau_stateobj *so, struct nouveau_bo *bo)
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{
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int i;
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for (i = 0; i < so->cur_reloc; i++)
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if (so->reloc[i].bo == bo)
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return true;
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return false;
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}
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static INLINE void
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so_dump(struct nouveau_stateobj *so)
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{
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@ -189,6 +189,28 @@ nv50_screen_destroy(struct pipe_screen *pscreen)
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FREE(screen);
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}
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static int
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nv50_pre_pipebuffer_map(struct pipe_screen *pscreen, struct pipe_buffer *pb,
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unsigned usage)
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{
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struct nv50_screen *screen = nv50_screen(pscreen);
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struct nv50_context *ctx = screen->cur_ctx;
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if (!(pb->usage & PIPE_BUFFER_USAGE_VERTEX))
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return 0;
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/* Our vtxbuf got mapped, it can no longer be considered part of current
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* state, remove it to avoid emitting reloc markers.
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*/
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if (ctx && ctx->state.vtxbuf && so_bo_is_reloc(ctx->state.vtxbuf,
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nouveau_bo(pb))) {
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so_ref(NULL, &ctx->state.vtxbuf);
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ctx->dirty |= NV50_NEW_ARRAYS;
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}
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return 0;
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}
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struct pipe_screen *
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nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
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{
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@ -216,6 +238,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
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pscreen->get_param = nv50_screen_get_param;
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pscreen->get_paramf = nv50_screen_get_paramf;
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pscreen->is_format_supported = nv50_screen_is_format_supported;
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screen->base.pre_pipebuffer_map_callback = nv50_pre_pipebuffer_map;
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nv50_screen_init_miptree_functions(pscreen);
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nv50_transfer_init_screen_functions(pscreen);
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@ -2,6 +2,7 @@
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#define __NV50_SCREEN_H__
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#include "nouveau/nouveau_screen.h"
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#include "nv50_context.h"
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struct nv50_screen {
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struct nouveau_screen base;
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@ -9,6 +10,7 @@ struct nv50_screen {
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struct nouveau_winsys *nvws;
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unsigned cur_pctx;
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struct nv50_context *cur_ctx;
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struct nouveau_grobj *tesla;
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struct nouveau_grobj *eng2d;
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@ -185,6 +185,9 @@ nv50_state_emit(struct nv50_context *nv50)
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struct nv50_screen *screen = nv50->screen;
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struct nouveau_channel *chan = screen->base.channel;
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/* I don't want to copy headers from the winsys. */
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screen->cur_ctx = nv50;
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if (nv50->pctx_id != screen->cur_pctx) {
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if (nv50->state.fb)
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nv50->state.dirty |= NV50_NEW_FRAMEBUFFER;
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