freedreno: rebind resource in all contexts
[mesa.git] / src / gallium / drivers / freedreno / freedreno_resource.c
index 7c61fb72911f75dea10a0c56a49a5523157ba0a0..a4933acdf3bcacea3025ac730b19070bfe884ebc 100644 (file)
 /**
  * Go through the entire state and see if the resource is bound
  * anywhere. If it is, mark the relevant state as dirty. This is
- * called on realloc_bo to ensure the neccessary state is re-
+ * called on realloc_bo to ensure the necessary state is re-
  * emitted so the GPU looks at the new backing bo.
  */
 static void
-rebind_resource(struct fd_context *ctx, struct pipe_resource *prsc)
+rebind_resource_in_ctx(struct fd_context *ctx, struct fd_resource *rsc)
 {
+       struct pipe_resource *prsc = &rsc->base;
+
        /* VBOs */
-       for (unsigned i = 0; i < ctx->vtx.vertexbuf.count && !(ctx->dirty & FD_DIRTY_VTXBUF); i++) {
-               if (ctx->vtx.vertexbuf.vb[i].buffer.resource == prsc)
-                       ctx->dirty |= FD_DIRTY_VTXBUF;
+       if (rsc->dirty & FD_DIRTY_VTXBUF) {
+               struct fd_vertexbuf_stateobj *vb = &ctx->vtx.vertexbuf;
+               for (unsigned i = 0; i < vb->count && !(ctx->dirty & FD_DIRTY_VTXBUF); i++) {
+                       if (vb->vb[i].buffer.resource == prsc)
+                               ctx->dirty |= FD_DIRTY_VTXBUF;
+               }
        }
 
+       const enum fd_dirty_3d_state per_stage_dirty =
+                       FD_DIRTY_CONST | FD_DIRTY_TEX | FD_DIRTY_IMAGE | FD_DIRTY_SSBO;
+
+       if (!(rsc->dirty & per_stage_dirty))
+               return;
+
        /* per-shader-stage resources: */
        for (unsigned stage = 0; stage < PIPE_SHADER_TYPES; stage++) {
                /* Constbufs.. note that constbuf[0] is normal uniforms emitted in
                 * cmdstream rather than by pointer..
                 */
-               const unsigned num_ubos = util_last_bit(ctx->constbuf[stage].enabled_mask);
-               for (unsigned i = 1; i < num_ubos; i++) {
-                       if (ctx->dirty_shader[stage] & FD_DIRTY_SHADER_CONST)
-                               break;
-                       if (ctx->constbuf[stage].cb[i].buffer == prsc)
-                               ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_CONST;
+               if ((rsc->dirty & FD_DIRTY_CONST) &&
+                               !(ctx->dirty_shader[stage] & FD_DIRTY_CONST)) {
+                       struct fd_constbuf_stateobj *cb = &ctx->constbuf[stage];
+                       const unsigned num_ubos = util_last_bit(cb->enabled_mask);
+                       for (unsigned i = 1; i < num_ubos; i++) {
+                               if (cb->cb[i].buffer == prsc) {
+                                       ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_CONST;
+                                       ctx->dirty |= FD_DIRTY_CONST;
+                                       break;
+                               }
+                       }
                }
 
                /* Textures */
-               for (unsigned i = 0; i < ctx->tex[stage].num_textures; i++) {
-                       if (ctx->dirty_shader[stage] & FD_DIRTY_SHADER_TEX)
-                               break;
-                       if (ctx->tex[stage].textures[i] && (ctx->tex[stage].textures[i]->texture == prsc))
-                               ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_TEX;
+               if ((rsc->dirty & FD_DIRTY_TEX) &&
+                               !(ctx->dirty_shader[stage] & FD_DIRTY_TEX)) {
+                       struct fd_texture_stateobj *tex = &ctx->tex[stage];
+                       for (unsigned i = 0; i < tex->num_textures; i++) {
+                               if (tex->textures[i] && (tex->textures[i]->texture == prsc)) {
+                                       ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_TEX;
+                                       ctx->dirty |= FD_DIRTY_TEX;
+                                       break;
+                               }
+                       }
                }
 
                /* Images */
-               const unsigned num_images = util_last_bit(ctx->shaderimg[stage].enabled_mask);
-               for (unsigned i = 0; i < num_images; i++) {
-                       if (ctx->dirty_shader[stage] & FD_DIRTY_SHADER_IMAGE)
-                               break;
-                       if (ctx->shaderimg[stage].si[i].resource == prsc)
-                               ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_IMAGE;
+               if ((rsc->dirty & FD_DIRTY_IMAGE) &&
+                               !(ctx->dirty_shader[stage] & FD_DIRTY_IMAGE)) {
+                       struct fd_shaderimg_stateobj *si = &ctx->shaderimg[stage];
+                       const unsigned num_images = util_last_bit(si->enabled_mask);
+                       for (unsigned i = 0; i < num_images; i++) {
+                               if (si->si[i].resource == prsc) {
+                                       ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_IMAGE;
+                                       ctx->dirty |= FD_DIRTY_IMAGE;
+                                       break;
+                               }
+                       }
                }
 
                /* SSBOs */
-               const unsigned num_ssbos = util_last_bit(ctx->shaderbuf[stage].enabled_mask);
-               for (unsigned i = 0; i < num_ssbos; i++) {
-                       if (ctx->dirty_shader[stage] & FD_DIRTY_SHADER_SSBO)
-                               break;
-                       if (ctx->shaderbuf[stage].sb[i].buffer == prsc)
-                               ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_SSBO;
+               if ((rsc->dirty & FD_DIRTY_SSBO) &&
+                               !(ctx->dirty_shader[stage] & FD_DIRTY_SSBO)) {
+                       struct fd_shaderbuf_stateobj *sb = &ctx->shaderbuf[stage];
+                       const unsigned num_ssbos = util_last_bit(sb->enabled_mask);
+                       for (unsigned i = 0; i < num_ssbos; i++) {
+                               if (sb->sb[i].buffer == prsc) {
+                                       ctx->dirty_shader[stage] |= FD_DIRTY_SHADER_SSBO;
+                                       ctx->dirty |= FD_DIRTY_SSBO;
+                                       break;
+                               }
+                       }
                }
        }
 }
 
+static void
+rebind_resource(struct fd_resource *rsc)
+{
+       struct fd_screen *screen = fd_screen(rsc->base.screen);
+
+       mtx_lock(&screen->lock);
+       fd_resource_lock(rsc);
+
+       if (rsc->dirty)
+               list_for_each_entry (struct fd_context, ctx, &screen->context_list, node)
+                       rebind_resource_in_ctx(ctx, rsc);
+
+       fd_resource_unlock(rsc);
+       mtx_unlock(&screen->lock);
+}
+
 static void
 realloc_bo(struct fd_resource *rsc, uint32_t size)
 {
@@ -340,17 +387,7 @@ fd_resource_uncompress(struct fd_context *ctx, struct fd_resource *rsc)
        /* shadow should not fail in any cases where we need to uncompress: */
        debug_assert(success);
 
-       /*
-        * TODO what if rsc is used in other contexts, we don't currently
-        * have a good way to rebind_resource() in other contexts.  And an
-        * app that is reading one resource in multiple contexts, isn't
-        * going to expect that the resource is modified.
-        *
-        * Hopefully the edge cases where we need to uncompress are rare
-        * enough that they mostly only show up in deqp.
-        */
-
-       rebind_resource(ctx, &rsc->base);
+       rebind_resource(rsc);
 }
 
 static struct fd_resource *
@@ -542,7 +579,7 @@ fd_resource_transfer_map(struct pipe_context *pctx,
        ptrans->level = level;
        ptrans->usage = usage;
        ptrans->box = *box;
-       ptrans->stride = util_format_get_nblocksx(format, slice->pitch) * rsc->layout.cpp;
+       ptrans->stride = slice->pitch;
        ptrans->layer_stride = fd_resource_layer_stride(rsc, level);
 
        /* we always need a staging texture for tiled buffers:
@@ -560,8 +597,7 @@ fd_resource_transfer_map(struct pipe_context *pctx,
                                fd_resource_slice(staging_rsc, 0);
                        // TODO for PIPE_TRANSFER_READ, need to do untiling blit..
                        trans->staging_prsc = &staging_rsc->base;
-                       trans->base.stride = util_format_get_nblocksx(format,
-                               staging_slice->pitch) * staging_rsc->layout.cpp;
+                       trans->base.stride = staging_slice->pitch;
                        trans->base.layer_stride = fd_resource_layer_stride(staging_rsc, 0);
                        trans->staging_box = *box;
                        trans->staging_box.x = 0;
@@ -595,9 +631,13 @@ fd_resource_transfer_map(struct pipe_context *pctx,
        if (usage & PIPE_TRANSFER_WRITE)
                op |= DRM_FREEDRENO_PREP_WRITE;
 
+       bool needs_flush = pending(rsc, !!(usage & PIPE_TRANSFER_WRITE));
+
        if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) {
-               realloc_bo(rsc, fd_bo_size(rsc->bo));
-               rebind_resource(ctx, prsc);
+               if (needs_flush || fd_resource_busy(rsc, op)) {
+                       realloc_bo(rsc, fd_bo_size(rsc->bo));
+                       rebind_resource(rsc);
+               }
        } else if ((usage & PIPE_TRANSFER_WRITE) &&
                           prsc->target == PIPE_BUFFER &&
                           !util_ranges_intersect(&rsc->valid_buffer_range,
@@ -622,9 +662,7 @@ fd_resource_transfer_map(struct pipe_context *pctx,
                /* If the GPU is writing to the resource, or if it is reading from the
                 * resource and we're trying to write to it, flush the renders.
                 */
-               bool needs_flush = pending(rsc, !!(usage & PIPE_TRANSFER_WRITE));
-               bool busy = needs_flush || (0 != fd_bo_cpu_prep(rsc->bo,
-                               ctx->pipe, op | DRM_FREEDRENO_PREP_NOSYNC));
+               bool busy = needs_flush || fd_resource_busy(rsc, op);
 
                /* if we need to flush/stall, see if we can make a shadow buffer
                 * to avoid this:
@@ -641,7 +679,7 @@ fd_resource_transfer_map(struct pipe_context *pctx,
                        if (needs_flush && fd_try_shadow_resource(ctx, rsc, level,
                                                        box, DRM_FORMAT_MOD_LINEAR)) {
                                needs_flush = busy = false;
-                               rebind_resource(ctx, prsc);
+                               rebind_resource(rsc);
                                ctx->stats.shadow_uploads++;
                        } else {
                                struct fd_resource *staging_rsc;
@@ -661,8 +699,7 @@ fd_resource_transfer_map(struct pipe_context *pctx,
                                        struct fdl_slice *staging_slice =
                                                fd_resource_slice(staging_rsc, 0);
                                        trans->staging_prsc = &staging_rsc->base;
-                                       trans->base.stride = util_format_get_nblocksx(format,
-                                               staging_slice->pitch) * staging_rsc->layout.cpp;
+                                       trans->base.stride = staging_slice->pitch;
                                        trans->base.layer_stride =
                                                fd_resource_layer_stride(staging_rsc, 0);
                                        trans->staging_box = *box;
@@ -731,6 +768,7 @@ fd_resource_destroy(struct pipe_screen *pscreen,
                renderonly_scanout_destroy(rsc->scanout, fd_screen(pscreen)->ro);
 
        util_range_destroy(&rsc->valid_buffer_range);
+       simple_mtx_destroy(&rsc->lock);
        FREE(rsc);
 }
 
@@ -759,7 +797,7 @@ fd_resource_get_handle(struct pipe_screen *pscreen,
        handle->modifier = fd_resource_modifier(rsc);
 
        return fd_screen_bo_get_handle(pscreen, rsc->bo, rsc->scanout,
-                       fd_resource_slice(rsc, 0)->pitch * rsc->layout.cpp, handle);
+                       fd_resource_slice(rsc, 0)->pitch, handle);
 }
 
 static uint32_t
@@ -783,10 +821,10 @@ setup_slices(struct fd_resource *rsc, uint32_t alignment, enum pipe_format forma
                uint32_t blocks;
 
                if (layout == UTIL_FORMAT_LAYOUT_ASTC)
-                       slice->pitch = width =
-                               util_align_npot(width, pitchalign * util_format_get_blockwidth(format));
+                       width = util_align_npot(width, pitchalign * util_format_get_blockwidth(format));
                else
-                       slice->pitch = width = align(width, pitchalign);
+                       width = align(width, pitchalign);
+               slice->pitch = util_format_get_nblocksx(format, width) * rsc->layout.cpp;
                slice->offset = size;
                blocks = util_format_get_nblocks(format, width, height);
                /* 1d array and 2d array textures must all have the same layer size
@@ -989,6 +1027,8 @@ fd_resource_create_with_modifiers(struct pipe_screen *pscreen,
 
        util_range_init(&rsc->valid_buffer_range);
 
+       simple_mtx_init(&rsc->lock, mtx_plain);
+
        rsc->internal_format = format;
 
        rsc->layout.ubwc = rsc->layout.tile_mode && is_a6xx(screen) && allow_ubwc;
@@ -1051,7 +1091,7 @@ fd_resource_from_handle(struct pipe_screen *pscreen,
        struct fd_resource *rsc = CALLOC_STRUCT(fd_resource);
        struct fdl_slice *slice = fd_resource_slice(rsc, 0);
        struct pipe_resource *prsc = &rsc->base;
-       uint32_t pitchalign = fd_screen(pscreen)->gmem_alignw;
+       uint32_t pitchalign = fd_screen(pscreen)->gmem_alignw * rsc->layout.cpp;
 
        DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
                        "nr_samples=%u, usage=%u, bind=%x, flags=%x",
@@ -1072,16 +1112,18 @@ fd_resource_from_handle(struct pipe_screen *pscreen,
 
        util_range_init(&rsc->valid_buffer_range);
 
+       simple_mtx_init(&rsc->lock, mtx_plain);
+
        rsc->bo = fd_screen_bo_from_handle(pscreen, handle);
        if (!rsc->bo)
                goto fail;
 
        rsc->internal_format = tmpl->format;
-       slice->pitch = handle->stride / rsc->layout.cpp;
+       slice->pitch = handle->stride;
        slice->offset = handle->offset;
        slice->size0 = handle->stride * prsc->height0;
 
-       if ((slice->pitch < align(prsc->width0, pitchalign)) ||
+       if ((slice->pitch < align(prsc->width0 * rsc->layout.cpp, pitchalign)) ||
                        (slice->pitch & (pitchalign - 1)))
                goto fail;