diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/vmwgfx/vmwgfx_context.c')
| -rw-r--r-- | kernel/drivers/gpu/drm/vmwgfx/vmwgfx_context.c | 786 |
1 files changed, 401 insertions, 385 deletions
diff --git a/kernel/drivers/gpu/drm/vmwgfx/vmwgfx_context.c b/kernel/drivers/gpu/drm/vmwgfx/vmwgfx_context.c index 5ac928744..443d1ed00 100644 --- a/kernel/drivers/gpu/drm/vmwgfx/vmwgfx_context.c +++ b/kernel/drivers/gpu/drm/vmwgfx/vmwgfx_context.c @@ -1,6 +1,6 @@ /************************************************************************** * - * Copyright © 2009-2012 VMware, Inc., Palo Alto, CA., USA + * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -27,19 +27,19 @@ #include "vmwgfx_drv.h" #include "vmwgfx_resource_priv.h" +#include "vmwgfx_binding.h" #include "ttm/ttm_placement.h" struct vmw_user_context { struct ttm_base_object base; struct vmw_resource res; - struct vmw_ctx_binding_state cbs; + struct vmw_ctx_binding_state *cbs; struct vmw_cmdbuf_res_manager *man; + struct vmw_resource *cotables[SVGA_COTABLE_DX10_MAX]; + spinlock_t cotable_lock; + struct vmw_dma_buffer *dx_query_mob; }; - - -typedef int (*vmw_scrub_func)(struct vmw_ctx_bindinfo *, bool); - static void vmw_user_context_free(struct vmw_resource *res); static struct vmw_resource * vmw_user_context_base_to_res(struct ttm_base_object *base); @@ -51,12 +51,14 @@ static int vmw_gb_context_unbind(struct vmw_resource *res, bool readback, struct ttm_validate_buffer *val_buf); static int vmw_gb_context_destroy(struct vmw_resource *res); -static int vmw_context_scrub_shader(struct vmw_ctx_bindinfo *bi, bool rebind); -static int vmw_context_scrub_render_target(struct vmw_ctx_bindinfo *bi, - bool rebind); -static int vmw_context_scrub_texture(struct vmw_ctx_bindinfo *bi, bool rebind); -static void vmw_context_binding_state_scrub(struct vmw_ctx_binding_state *cbs); -static void vmw_context_binding_state_kill(struct vmw_ctx_binding_state *cbs); +static int vmw_dx_context_create(struct vmw_resource *res); +static int vmw_dx_context_bind(struct vmw_resource *res, + struct ttm_validate_buffer *val_buf); +static int vmw_dx_context_unbind(struct vmw_resource *res, + bool readback, + struct ttm_validate_buffer *val_buf); +static int vmw_dx_context_destroy(struct vmw_resource *res); + static uint64_t vmw_user_context_size; static const struct vmw_user_resource_conv user_context_conv = { @@ -93,15 +95,38 @@ static const struct vmw_res_func vmw_gb_context_func = { .unbind = vmw_gb_context_unbind }; -static const vmw_scrub_func vmw_scrub_funcs[vmw_ctx_binding_max] = { - [vmw_ctx_binding_shader] = vmw_context_scrub_shader, - [vmw_ctx_binding_rt] = vmw_context_scrub_render_target, - [vmw_ctx_binding_tex] = vmw_context_scrub_texture }; +static const struct vmw_res_func vmw_dx_context_func = { + .res_type = vmw_res_dx_context, + .needs_backup = true, + .may_evict = true, + .type_name = "dx contexts", + .backup_placement = &vmw_mob_placement, + .create = vmw_dx_context_create, + .destroy = vmw_dx_context_destroy, + .bind = vmw_dx_context_bind, + .unbind = vmw_dx_context_unbind +}; /** * Context management: */ +static void vmw_context_cotables_unref(struct vmw_user_context *uctx) +{ + struct vmw_resource *res; + int i; + + for (i = 0; i < SVGA_COTABLE_DX10_MAX; ++i) { + spin_lock(&uctx->cotable_lock); + res = uctx->cotables[i]; + uctx->cotables[i] = NULL; + spin_unlock(&uctx->cotable_lock); + + if (res) + vmw_resource_unreference(&res); + } +} + static void vmw_hw_context_destroy(struct vmw_resource *res) { struct vmw_user_context *uctx = @@ -113,17 +138,19 @@ static void vmw_hw_context_destroy(struct vmw_resource *res) } *cmd; - if (res->func->destroy == vmw_gb_context_destroy) { + if (res->func->destroy == vmw_gb_context_destroy || + res->func->destroy == vmw_dx_context_destroy) { mutex_lock(&dev_priv->cmdbuf_mutex); vmw_cmdbuf_res_man_destroy(uctx->man); mutex_lock(&dev_priv->binding_mutex); - (void) vmw_context_binding_state_kill(&uctx->cbs); - (void) vmw_gb_context_destroy(res); + vmw_binding_state_kill(uctx->cbs); + (void) res->func->destroy(res); mutex_unlock(&dev_priv->binding_mutex); if (dev_priv->pinned_bo != NULL && !dev_priv->query_cid_valid) __vmw_execbuf_release_pinned_bo(dev_priv, NULL); mutex_unlock(&dev_priv->cmdbuf_mutex); + vmw_context_cotables_unref(uctx); return; } @@ -135,43 +162,67 @@ static void vmw_hw_context_destroy(struct vmw_resource *res) return; } - cmd->header.id = cpu_to_le32(SVGA_3D_CMD_CONTEXT_DESTROY); - cmd->header.size = cpu_to_le32(sizeof(cmd->body)); - cmd->body.cid = cpu_to_le32(res->id); + cmd->header.id = SVGA_3D_CMD_CONTEXT_DESTROY; + cmd->header.size = sizeof(cmd->body); + cmd->body.cid = res->id; vmw_fifo_commit(dev_priv, sizeof(*cmd)); - vmw_3d_resource_dec(dev_priv, false); + vmw_fifo_resource_dec(dev_priv); } static int vmw_gb_context_init(struct vmw_private *dev_priv, + bool dx, struct vmw_resource *res, - void (*res_free) (struct vmw_resource *res)) + void (*res_free)(struct vmw_resource *res)) { - int ret; + int ret, i; struct vmw_user_context *uctx = container_of(res, struct vmw_user_context, res); + res->backup_size = (dx ? sizeof(SVGADXContextMobFormat) : + SVGA3D_CONTEXT_DATA_SIZE); ret = vmw_resource_init(dev_priv, res, true, - res_free, &vmw_gb_context_func); - res->backup_size = SVGA3D_CONTEXT_DATA_SIZE; + res_free, + dx ? &vmw_dx_context_func : + &vmw_gb_context_func); if (unlikely(ret != 0)) goto out_err; if (dev_priv->has_mob) { uctx->man = vmw_cmdbuf_res_man_create(dev_priv); - if (unlikely(IS_ERR(uctx->man))) { + if (IS_ERR(uctx->man)) { ret = PTR_ERR(uctx->man); uctx->man = NULL; goto out_err; } } - memset(&uctx->cbs, 0, sizeof(uctx->cbs)); - INIT_LIST_HEAD(&uctx->cbs.list); + uctx->cbs = vmw_binding_state_alloc(dev_priv); + if (IS_ERR(uctx->cbs)) { + ret = PTR_ERR(uctx->cbs); + goto out_err; + } + + spin_lock_init(&uctx->cotable_lock); + + if (dx) { + for (i = 0; i < SVGA_COTABLE_DX10_MAX; ++i) { + uctx->cotables[i] = vmw_cotable_alloc(dev_priv, + &uctx->res, i); + if (unlikely(uctx->cotables[i] == NULL)) { + ret = -ENOMEM; + goto out_cotables; + } + } + } + + vmw_resource_activate(res, vmw_hw_context_destroy); return 0; +out_cotables: + vmw_context_cotables_unref(uctx); out_err: if (res_free) res_free(res); @@ -182,7 +233,8 @@ out_err: static int vmw_context_init(struct vmw_private *dev_priv, struct vmw_resource *res, - void (*res_free) (struct vmw_resource *res)) + void (*res_free)(struct vmw_resource *res), + bool dx) { int ret; @@ -192,7 +244,7 @@ static int vmw_context_init(struct vmw_private *dev_priv, } *cmd; if (dev_priv->has_mob) - return vmw_gb_context_init(dev_priv, res, res_free); + return vmw_gb_context_init(dev_priv, dx, res, res_free); ret = vmw_resource_init(dev_priv, res, false, res_free, &vmw_legacy_context_func); @@ -215,12 +267,12 @@ static int vmw_context_init(struct vmw_private *dev_priv, return -ENOMEM; } - cmd->header.id = cpu_to_le32(SVGA_3D_CMD_CONTEXT_DEFINE); - cmd->header.size = cpu_to_le32(sizeof(cmd->body)); - cmd->body.cid = cpu_to_le32(res->id); + cmd->header.id = SVGA_3D_CMD_CONTEXT_DEFINE; + cmd->header.size = sizeof(cmd->body); + cmd->body.cid = res->id; vmw_fifo_commit(dev_priv, sizeof(*cmd)); - (void) vmw_3d_resource_inc(dev_priv, false); + vmw_fifo_resource_inc(dev_priv); vmw_resource_activate(res, vmw_hw_context_destroy); return 0; @@ -232,19 +284,10 @@ out_early: return ret; } -struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv) -{ - struct vmw_resource *res = kmalloc(sizeof(*res), GFP_KERNEL); - int ret; - - if (unlikely(res == NULL)) - return NULL; - - ret = vmw_context_init(dev_priv, res, NULL); - - return (ret == 0) ? res : NULL; -} +/* + * GB context. + */ static int vmw_gb_context_create(struct vmw_resource *res) { @@ -281,7 +324,7 @@ static int vmw_gb_context_create(struct vmw_resource *res) cmd->header.size = sizeof(cmd->body); cmd->body.cid = res->id; vmw_fifo_commit(dev_priv, sizeof(*cmd)); - (void) vmw_3d_resource_inc(dev_priv, false); + vmw_fifo_resource_inc(dev_priv); return 0; @@ -309,7 +352,6 @@ static int vmw_gb_context_bind(struct vmw_resource *res, "binding.\n"); return -ENOMEM; } - cmd->header.id = SVGA_3D_CMD_BIND_GB_CONTEXT; cmd->header.size = sizeof(cmd->body); cmd->body.cid = res->id; @@ -346,7 +388,7 @@ static int vmw_gb_context_unbind(struct vmw_resource *res, BUG_ON(bo->mem.mem_type != VMW_PL_MOB); mutex_lock(&dev_priv->binding_mutex); - vmw_context_binding_state_scrub(&uctx->cbs); + vmw_binding_state_scrub(uctx->cbs); submit_size = sizeof(*cmd2) + (readback ? sizeof(*cmd1) : 0); @@ -414,7 +456,231 @@ static int vmw_gb_context_destroy(struct vmw_resource *res) if (dev_priv->query_cid == res->id) dev_priv->query_cid_valid = false; vmw_resource_release_id(res); - vmw_3d_resource_dec(dev_priv, false); + vmw_fifo_resource_dec(dev_priv); + + return 0; +} + +/* + * DX context. + */ + +static int vmw_dx_context_create(struct vmw_resource *res) +{ + struct vmw_private *dev_priv = res->dev_priv; + int ret; + struct { + SVGA3dCmdHeader header; + SVGA3dCmdDXDefineContext body; + } *cmd; + + if (likely(res->id != -1)) + return 0; + + ret = vmw_resource_alloc_id(res); + if (unlikely(ret != 0)) { + DRM_ERROR("Failed to allocate a context id.\n"); + goto out_no_id; + } + + if (unlikely(res->id >= VMWGFX_NUM_DXCONTEXT)) { + ret = -EBUSY; + goto out_no_fifo; + } + + cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); + if (unlikely(cmd == NULL)) { + DRM_ERROR("Failed reserving FIFO space for context " + "creation.\n"); + ret = -ENOMEM; + goto out_no_fifo; + } + + cmd->header.id = SVGA_3D_CMD_DX_DEFINE_CONTEXT; + cmd->header.size = sizeof(cmd->body); + cmd->body.cid = res->id; + vmw_fifo_commit(dev_priv, sizeof(*cmd)); + vmw_fifo_resource_inc(dev_priv); + + return 0; + +out_no_fifo: + vmw_resource_release_id(res); +out_no_id: + return ret; +} + +static int vmw_dx_context_bind(struct vmw_resource *res, + struct ttm_validate_buffer *val_buf) +{ + struct vmw_private *dev_priv = res->dev_priv; + struct { + SVGA3dCmdHeader header; + SVGA3dCmdDXBindContext body; + } *cmd; + struct ttm_buffer_object *bo = val_buf->bo; + + BUG_ON(bo->mem.mem_type != VMW_PL_MOB); + + cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); + if (unlikely(cmd == NULL)) { + DRM_ERROR("Failed reserving FIFO space for context " + "binding.\n"); + return -ENOMEM; + } + + cmd->header.id = SVGA_3D_CMD_DX_BIND_CONTEXT; + cmd->header.size = sizeof(cmd->body); + cmd->body.cid = res->id; + cmd->body.mobid = bo->mem.start; + cmd->body.validContents = res->backup_dirty; + res->backup_dirty = false; + vmw_fifo_commit(dev_priv, sizeof(*cmd)); + + + return 0; +} + +/** + * vmw_dx_context_scrub_cotables - Scrub all bindings and + * cotables from a context + * + * @ctx: Pointer to the context resource + * @readback: Whether to save the otable contents on scrubbing. + * + * COtables must be unbound before their context, but unbinding requires + * the backup buffer being reserved, whereas scrubbing does not. + * This function scrubs all cotables of a context, potentially reading back + * the contents into their backup buffers. However, scrubbing cotables + * also makes the device context invalid, so scrub all bindings first so + * that doesn't have to be done later with an invalid context. + */ +void vmw_dx_context_scrub_cotables(struct vmw_resource *ctx, + bool readback) +{ + struct vmw_user_context *uctx = + container_of(ctx, struct vmw_user_context, res); + int i; + + vmw_binding_state_scrub(uctx->cbs); + for (i = 0; i < SVGA_COTABLE_DX10_MAX; ++i) { + struct vmw_resource *res; + + /* Avoid racing with ongoing cotable destruction. */ + spin_lock(&uctx->cotable_lock); + res = uctx->cotables[vmw_cotable_scrub_order[i]]; + if (res) + res = vmw_resource_reference_unless_doomed(res); + spin_unlock(&uctx->cotable_lock); + if (!res) + continue; + + WARN_ON(vmw_cotable_scrub(res, readback)); + vmw_resource_unreference(&res); + } +} + +static int vmw_dx_context_unbind(struct vmw_resource *res, + bool readback, + struct ttm_validate_buffer *val_buf) +{ + struct vmw_private *dev_priv = res->dev_priv; + struct ttm_buffer_object *bo = val_buf->bo; + struct vmw_fence_obj *fence; + struct vmw_user_context *uctx = + container_of(res, struct vmw_user_context, res); + + struct { + SVGA3dCmdHeader header; + SVGA3dCmdDXReadbackContext body; + } *cmd1; + struct { + SVGA3dCmdHeader header; + SVGA3dCmdDXBindContext body; + } *cmd2; + uint32_t submit_size; + uint8_t *cmd; + + + BUG_ON(bo->mem.mem_type != VMW_PL_MOB); + + mutex_lock(&dev_priv->binding_mutex); + vmw_dx_context_scrub_cotables(res, readback); + + if (uctx->dx_query_mob && uctx->dx_query_mob->dx_query_ctx && + readback) { + WARN_ON(uctx->dx_query_mob->dx_query_ctx != res); + if (vmw_query_readback_all(uctx->dx_query_mob)) + DRM_ERROR("Failed to read back query states\n"); + } + + submit_size = sizeof(*cmd2) + (readback ? sizeof(*cmd1) : 0); + + cmd = vmw_fifo_reserve(dev_priv, submit_size); + if (unlikely(cmd == NULL)) { + DRM_ERROR("Failed reserving FIFO space for context " + "unbinding.\n"); + mutex_unlock(&dev_priv->binding_mutex); + return -ENOMEM; + } + + cmd2 = (void *) cmd; + if (readback) { + cmd1 = (void *) cmd; + cmd1->header.id = SVGA_3D_CMD_DX_READBACK_CONTEXT; + cmd1->header.size = sizeof(cmd1->body); + cmd1->body.cid = res->id; + cmd2 = (void *) (&cmd1[1]); + } + cmd2->header.id = SVGA_3D_CMD_DX_BIND_CONTEXT; + cmd2->header.size = sizeof(cmd2->body); + cmd2->body.cid = res->id; + cmd2->body.mobid = SVGA3D_INVALID_ID; + + vmw_fifo_commit(dev_priv, submit_size); + mutex_unlock(&dev_priv->binding_mutex); + + /* + * Create a fence object and fence the backup buffer. + */ + + (void) vmw_execbuf_fence_commands(NULL, dev_priv, + &fence, NULL); + + vmw_fence_single_bo(bo, fence); + + if (likely(fence != NULL)) + vmw_fence_obj_unreference(&fence); + + return 0; +} + +static int vmw_dx_context_destroy(struct vmw_resource *res) +{ + struct vmw_private *dev_priv = res->dev_priv; + struct { + SVGA3dCmdHeader header; + SVGA3dCmdDXDestroyContext body; + } *cmd; + + if (likely(res->id == -1)) + return 0; + + cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); + if (unlikely(cmd == NULL)) { + DRM_ERROR("Failed reserving FIFO space for context " + "destruction.\n"); + return -ENOMEM; + } + + cmd->header.id = SVGA_3D_CMD_DX_DESTROY_CONTEXT; + cmd->header.size = sizeof(cmd->body); + cmd->body.cid = res->id; + vmw_fifo_commit(dev_priv, sizeof(*cmd)); + if (dev_priv->query_cid == res->id) + dev_priv->query_cid_valid = false; + vmw_resource_release_id(res); + vmw_fifo_resource_dec(dev_priv); return 0; } @@ -435,6 +701,11 @@ static void vmw_user_context_free(struct vmw_resource *res) container_of(res, struct vmw_user_context, res); struct vmw_private *dev_priv = res->dev_priv; + if (ctx->cbs) + vmw_binding_state_free(ctx->cbs); + + (void) vmw_context_bind_dx_query(res, NULL); + ttm_base_object_kfree(ctx, base); ttm_mem_global_free(vmw_mem_glob(dev_priv), vmw_user_context_size); @@ -465,8 +736,8 @@ int vmw_context_destroy_ioctl(struct drm_device *dev, void *data, return ttm_ref_object_base_unref(tfile, arg->cid, TTM_REF_USAGE); } -int vmw_context_define_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv) +static int vmw_context_define(struct drm_device *dev, void *data, + struct drm_file *file_priv, bool dx) { struct vmw_private *dev_priv = vmw_priv(dev); struct vmw_user_context *ctx; @@ -476,6 +747,10 @@ int vmw_context_define_ioctl(struct drm_device *dev, void *data, struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; int ret; + if (!dev_priv->has_dx && dx) { + DRM_ERROR("DX contexts not supported by device.\n"); + return -EINVAL; + } /* * Approximate idr memory usage with 128 bytes. It will be limited @@ -516,7 +791,7 @@ int vmw_context_define_ioctl(struct drm_device *dev, void *data, * From here on, the destructor takes over resource freeing. */ - ret = vmw_context_init(dev_priv, res, vmw_user_context_free); + ret = vmw_context_init(dev_priv, res, vmw_user_context_free, dx); if (unlikely(ret != 0)) goto out_unlock; @@ -535,387 +810,128 @@ out_err: out_unlock: ttm_read_unlock(&dev_priv->reservation_sem); return ret; - -} - -/** - * vmw_context_scrub_shader - scrub a shader binding from a context. - * - * @bi: single binding information. - * @rebind: Whether to issue a bind instead of scrub command. - */ -static int vmw_context_scrub_shader(struct vmw_ctx_bindinfo *bi, bool rebind) -{ - struct vmw_private *dev_priv = bi->ctx->dev_priv; - struct { - SVGA3dCmdHeader header; - SVGA3dCmdSetShader body; - } *cmd; - - cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); - if (unlikely(cmd == NULL)) { - DRM_ERROR("Failed reserving FIFO space for shader " - "unbinding.\n"); - return -ENOMEM; - } - - cmd->header.id = SVGA_3D_CMD_SET_SHADER; - cmd->header.size = sizeof(cmd->body); - cmd->body.cid = bi->ctx->id; - cmd->body.type = bi->i1.shader_type; - cmd->body.shid = ((rebind) ? bi->res->id : SVGA3D_INVALID_ID); - vmw_fifo_commit(dev_priv, sizeof(*cmd)); - - return 0; -} - -/** - * vmw_context_scrub_render_target - scrub a render target binding - * from a context. - * - * @bi: single binding information. - * @rebind: Whether to issue a bind instead of scrub command. - */ -static int vmw_context_scrub_render_target(struct vmw_ctx_bindinfo *bi, - bool rebind) -{ - struct vmw_private *dev_priv = bi->ctx->dev_priv; - struct { - SVGA3dCmdHeader header; - SVGA3dCmdSetRenderTarget body; - } *cmd; - - cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); - if (unlikely(cmd == NULL)) { - DRM_ERROR("Failed reserving FIFO space for render target " - "unbinding.\n"); - return -ENOMEM; - } - - cmd->header.id = SVGA_3D_CMD_SETRENDERTARGET; - cmd->header.size = sizeof(cmd->body); - cmd->body.cid = bi->ctx->id; - cmd->body.type = bi->i1.rt_type; - cmd->body.target.sid = ((rebind) ? bi->res->id : SVGA3D_INVALID_ID); - cmd->body.target.face = 0; - cmd->body.target.mipmap = 0; - vmw_fifo_commit(dev_priv, sizeof(*cmd)); - - return 0; } -/** - * vmw_context_scrub_texture - scrub a texture binding from a context. - * - * @bi: single binding information. - * @rebind: Whether to issue a bind instead of scrub command. - * - * TODO: Possibly complement this function with a function that takes - * a list of texture bindings and combines them to a single command. - */ -static int vmw_context_scrub_texture(struct vmw_ctx_bindinfo *bi, - bool rebind) -{ - struct vmw_private *dev_priv = bi->ctx->dev_priv; - struct { - SVGA3dCmdHeader header; - struct { - SVGA3dCmdSetTextureState c; - SVGA3dTextureState s1; - } body; - } *cmd; - - cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); - if (unlikely(cmd == NULL)) { - DRM_ERROR("Failed reserving FIFO space for texture " - "unbinding.\n"); - return -ENOMEM; - } - - - cmd->header.id = SVGA_3D_CMD_SETTEXTURESTATE; - cmd->header.size = sizeof(cmd->body); - cmd->body.c.cid = bi->ctx->id; - cmd->body.s1.stage = bi->i1.texture_stage; - cmd->body.s1.name = SVGA3D_TS_BIND_TEXTURE; - cmd->body.s1.value = ((rebind) ? bi->res->id : SVGA3D_INVALID_ID); - vmw_fifo_commit(dev_priv, sizeof(*cmd)); - - return 0; -} - -/** - * vmw_context_binding_drop: Stop tracking a context binding - * - * @cb: Pointer to binding tracker storage. - * - * Stops tracking a context binding, and re-initializes its storage. - * Typically used when the context binding is replaced with a binding to - * another (or the same, for that matter) resource. - */ -static void vmw_context_binding_drop(struct vmw_ctx_binding *cb) +int vmw_context_define_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - list_del(&cb->ctx_list); - if (!list_empty(&cb->res_list)) - list_del(&cb->res_list); - cb->bi.ctx = NULL; + return vmw_context_define(dev, data, file_priv, false); } -/** - * vmw_context_binding_add: Start tracking a context binding - * - * @cbs: Pointer to the context binding state tracker. - * @bi: Information about the binding to track. - * - * Performs basic checks on the binding to make sure arguments are within - * bounds and then starts tracking the binding in the context binding - * state structure @cbs. - */ -int vmw_context_binding_add(struct vmw_ctx_binding_state *cbs, - const struct vmw_ctx_bindinfo *bi) +int vmw_extended_context_define_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct vmw_ctx_binding *loc; - - switch (bi->bt) { - case vmw_ctx_binding_rt: - if (unlikely((unsigned)bi->i1.rt_type >= SVGA3D_RT_MAX)) { - DRM_ERROR("Illegal render target type %u.\n", - (unsigned) bi->i1.rt_type); - return -EINVAL; - } - loc = &cbs->render_targets[bi->i1.rt_type]; - break; - case vmw_ctx_binding_tex: - if (unlikely((unsigned)bi->i1.texture_stage >= - SVGA3D_NUM_TEXTURE_UNITS)) { - DRM_ERROR("Illegal texture/sampler unit %u.\n", - (unsigned) bi->i1.texture_stage); - return -EINVAL; - } - loc = &cbs->texture_units[bi->i1.texture_stage]; - break; - case vmw_ctx_binding_shader: - if (unlikely((unsigned)bi->i1.shader_type >= - SVGA3D_SHADERTYPE_MAX)) { - DRM_ERROR("Illegal shader type %u.\n", - (unsigned) bi->i1.shader_type); - return -EINVAL; - } - loc = &cbs->shaders[bi->i1.shader_type]; - break; + union drm_vmw_extended_context_arg *arg = (typeof(arg)) data; + struct drm_vmw_context_arg *rep = &arg->rep; + + switch (arg->req) { + case drm_vmw_context_legacy: + return vmw_context_define(dev, rep, file_priv, false); + case drm_vmw_context_dx: + return vmw_context_define(dev, rep, file_priv, true); default: - BUG(); - } - - if (loc->bi.ctx != NULL) - vmw_context_binding_drop(loc); - - loc->bi = *bi; - loc->bi.scrubbed = false; - list_add_tail(&loc->ctx_list, &cbs->list); - INIT_LIST_HEAD(&loc->res_list); - - return 0; -} - -/** - * vmw_context_binding_transfer: Transfer a context binding tracking entry. - * - * @cbs: Pointer to the persistent context binding state tracker. - * @bi: Information about the binding to track. - * - */ -static void vmw_context_binding_transfer(struct vmw_ctx_binding_state *cbs, - const struct vmw_ctx_bindinfo *bi) -{ - struct vmw_ctx_binding *loc; - - switch (bi->bt) { - case vmw_ctx_binding_rt: - loc = &cbs->render_targets[bi->i1.rt_type]; break; - case vmw_ctx_binding_tex: - loc = &cbs->texture_units[bi->i1.texture_stage]; - break; - case vmw_ctx_binding_shader: - loc = &cbs->shaders[bi->i1.shader_type]; - break; - default: - BUG(); - } - - if (loc->bi.ctx != NULL) - vmw_context_binding_drop(loc); - - if (bi->res != NULL) { - loc->bi = *bi; - list_add_tail(&loc->ctx_list, &cbs->list); - list_add_tail(&loc->res_list, &bi->res->binding_head); } + return -EINVAL; } /** - * vmw_context_binding_kill - Kill a binding on the device - * and stop tracking it. - * - * @cb: Pointer to binding tracker storage. - * - * Emits FIFO commands to scrub a binding represented by @cb. - * Then stops tracking the binding and re-initializes its storage. - */ -static void vmw_context_binding_kill(struct vmw_ctx_binding *cb) -{ - if (!cb->bi.scrubbed) { - (void) vmw_scrub_funcs[cb->bi.bt](&cb->bi, false); - cb->bi.scrubbed = true; - } - vmw_context_binding_drop(cb); -} - -/** - * vmw_context_binding_state_kill - Kill all bindings associated with a - * struct vmw_ctx_binding state structure, and re-initialize the structure. + * vmw_context_binding_list - Return a list of context bindings * - * @cbs: Pointer to the context binding state tracker. + * @ctx: The context resource * - * Emits commands to scrub all bindings associated with the - * context binding state tracker. Then re-initializes the whole structure. + * Returns the current list of bindings of the given context. Note that + * this list becomes stale as soon as the dev_priv::binding_mutex is unlocked. */ -static void vmw_context_binding_state_kill(struct vmw_ctx_binding_state *cbs) +struct list_head *vmw_context_binding_list(struct vmw_resource *ctx) { - struct vmw_ctx_binding *entry, *next; + struct vmw_user_context *uctx = + container_of(ctx, struct vmw_user_context, res); - list_for_each_entry_safe(entry, next, &cbs->list, ctx_list) - vmw_context_binding_kill(entry); + return vmw_binding_state_list(uctx->cbs); } -/** - * vmw_context_binding_state_scrub - Scrub all bindings associated with a - * struct vmw_ctx_binding state structure. - * - * @cbs: Pointer to the context binding state tracker. - * - * Emits commands to scrub all bindings associated with the - * context binding state tracker. - */ -static void vmw_context_binding_state_scrub(struct vmw_ctx_binding_state *cbs) +struct vmw_cmdbuf_res_manager *vmw_context_res_man(struct vmw_resource *ctx) { - struct vmw_ctx_binding *entry; - - list_for_each_entry(entry, &cbs->list, ctx_list) { - if (!entry->bi.scrubbed) { - (void) vmw_scrub_funcs[entry->bi.bt](&entry->bi, false); - entry->bi.scrubbed = true; - } - } + return container_of(ctx, struct vmw_user_context, res)->man; } -/** - * vmw_context_binding_res_list_kill - Kill all bindings on a - * resource binding list - * - * @head: list head of resource binding list - * - * Kills all bindings associated with a specific resource. Typically - * called before the resource is destroyed. - */ -void vmw_context_binding_res_list_kill(struct list_head *head) +struct vmw_resource *vmw_context_cotable(struct vmw_resource *ctx, + SVGACOTableType cotable_type) { - struct vmw_ctx_binding *entry, *next; + if (cotable_type >= SVGA_COTABLE_DX10_MAX) + return ERR_PTR(-EINVAL); - list_for_each_entry_safe(entry, next, head, res_list) - vmw_context_binding_kill(entry); + return vmw_resource_reference + (container_of(ctx, struct vmw_user_context, res)-> + cotables[cotable_type]); } /** - * vmw_context_binding_res_list_scrub - Scrub all bindings on a - * resource binding list + * vmw_context_binding_state - + * Return a pointer to a context binding state structure * - * @head: list head of resource binding list + * @ctx: The context resource * - * Scrub all bindings associated with a specific resource. Typically - * called before the resource is evicted. + * Returns the current state of bindings of the given context. Note that + * this state becomes stale as soon as the dev_priv::binding_mutex is unlocked. */ -void vmw_context_binding_res_list_scrub(struct list_head *head) +struct vmw_ctx_binding_state * +vmw_context_binding_state(struct vmw_resource *ctx) { - struct vmw_ctx_binding *entry; - - list_for_each_entry(entry, head, res_list) { - if (!entry->bi.scrubbed) { - (void) vmw_scrub_funcs[entry->bi.bt](&entry->bi, false); - entry->bi.scrubbed = true; - } - } + return container_of(ctx, struct vmw_user_context, res)->cbs; } /** - * vmw_context_binding_state_transfer - Commit staged binding info + * vmw_context_bind_dx_query - + * Sets query MOB for the context. If @mob is NULL, then this function will + * remove the association between the MOB and the context. This function + * assumes the binding_mutex is held. * - * @ctx: Pointer to context to commit the staged binding info to. - * @from: Staged binding info built during execbuf. + * @ctx_res: The context resource + * @mob: a reference to the query MOB * - * Transfers binding info from a temporary structure to the persistent - * structure in the context. This can be done once commands + * Returns -EINVAL if a MOB has already been set and does not match the one + * specified in the parameter. 0 otherwise. */ -void vmw_context_binding_state_transfer(struct vmw_resource *ctx, - struct vmw_ctx_binding_state *from) +int vmw_context_bind_dx_query(struct vmw_resource *ctx_res, + struct vmw_dma_buffer *mob) { struct vmw_user_context *uctx = - container_of(ctx, struct vmw_user_context, res); - struct vmw_ctx_binding *entry, *next; - - list_for_each_entry_safe(entry, next, &from->list, ctx_list) - vmw_context_binding_transfer(&uctx->cbs, &entry->bi); -} + container_of(ctx_res, struct vmw_user_context, res); -/** - * vmw_context_rebind_all - Rebind all scrubbed bindings of a context - * - * @ctx: The context resource - * - * Walks through the context binding list and rebinds all scrubbed - * resources. - */ -int vmw_context_rebind_all(struct vmw_resource *ctx) -{ - struct vmw_ctx_binding *entry; - struct vmw_user_context *uctx = - container_of(ctx, struct vmw_user_context, res); - struct vmw_ctx_binding_state *cbs = &uctx->cbs; - int ret; + if (mob == NULL) { + if (uctx->dx_query_mob) { + uctx->dx_query_mob->dx_query_ctx = NULL; + vmw_dmabuf_unreference(&uctx->dx_query_mob); + uctx->dx_query_mob = NULL; + } - list_for_each_entry(entry, &cbs->list, ctx_list) { - if (likely(!entry->bi.scrubbed)) - continue; + return 0; + } - if (WARN_ON(entry->bi.res == NULL || entry->bi.res->id == - SVGA3D_INVALID_ID)) - continue; + /* Can only have one MOB per context for queries */ + if (uctx->dx_query_mob && uctx->dx_query_mob != mob) + return -EINVAL; - ret = vmw_scrub_funcs[entry->bi.bt](&entry->bi, true); - if (unlikely(ret != 0)) - return ret; + mob->dx_query_ctx = ctx_res; - entry->bi.scrubbed = false; - } + if (!uctx->dx_query_mob) + uctx->dx_query_mob = vmw_dmabuf_reference(mob); return 0; } /** - * vmw_context_binding_list - Return a list of context bindings - * - * @ctx: The context resource + * vmw_context_get_dx_query_mob - Returns non-counted reference to DX query mob * - * Returns the current list of bindings of the given context. Note that - * this list becomes stale as soon as the dev_priv::binding_mutex is unlocked. + * @ctx_res: The context resource */ -struct list_head *vmw_context_binding_list(struct vmw_resource *ctx) +struct vmw_dma_buffer * +vmw_context_get_dx_query_mob(struct vmw_resource *ctx_res) { - return &(container_of(ctx, struct vmw_user_context, res)->cbs.list); -} + struct vmw_user_context *uctx = + container_of(ctx_res, struct vmw_user_context, res); -struct vmw_cmdbuf_res_manager *vmw_context_res_man(struct vmw_resource *ctx) -{ - return container_of(ctx, struct vmw_user_context, res)->man; + return uctx->dx_query_mob; } |