drm/ttm: use an operation ctx for ttm_mem_global_alloc

forward the operation context to ttm_mem_global_alloc as well, and the
ultimate goal is swapout enablement for reserved BOs

Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/ttm/ttm_bo.c

@@ -1135,7 +1135,7 @@ int ttm_bo_init_reserved(struct ttm_bo_device *bdev,
 	struct ttm_mem_global *mem_glob = bdev->glob->mem_glob;
 	bool locked;
 
-	ret = ttm_mem_global_alloc(mem_glob, acc_size, false, false);
+	ret = ttm_mem_global_alloc(mem_glob, acc_size, ctx);
 	if (ret) {
 		pr_err("Out of kernel memory\n");
 		if (destroy)

drivers/gpu/drm/ttm/ttm_memory.c

@@ -508,7 +508,7 @@ out_unlock:
 static int ttm_mem_global_alloc_zone(struct ttm_mem_global *glob,
 				     struct ttm_mem_zone *single_zone,
 				     uint64_t memory,
-				     bool no_wait, bool interruptible)
+				     struct ttm_operation_ctx *ctx)
 {
 	int count = TTM_MEMORY_ALLOC_RETRIES;
 
@@ -516,7 +516,7 @@ static int ttm_mem_global_alloc_zone(struct ttm_mem_global *glob,
 					       single_zone,
 					       memory, true)
 			!= 0)) {
-		if (no_wait)
+		if (ctx->no_wait_gpu)
 			return -ENOMEM;
 		if (unlikely(count-- == 0))
 			return -ENOMEM;
@@ -527,15 +527,14 @@ static int ttm_mem_global_alloc_zone(struct ttm_mem_global *glob,
 }
 
 int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
-			 bool no_wait, bool interruptible)
+			 struct ttm_operation_ctx *ctx)
 {
 	/**
 	 * Normal allocations of kernel memory are registered in
 	 * all zones.
 	 */
 
-	return ttm_mem_global_alloc_zone(glob, NULL, memory, no_wait,
-					 interruptible);
+	return ttm_mem_global_alloc_zone(glob, NULL, memory, ctx);
 }
 EXPORT_SYMBOL(ttm_mem_global_alloc);
 
@@ -544,6 +543,10 @@ int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,
 {
 
 	struct ttm_mem_zone *zone = NULL;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = false,
+		.no_wait_gpu = false
+	};
 
 	/**
 	 * Page allocations may be registed in a single zone
@@ -557,7 +560,7 @@ int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,
 	if (glob->zone_dma32 && page_to_pfn(page) > 0x00100000UL)
 		zone = glob->zone_kernel;
 #endif
-	return ttm_mem_global_alloc_zone(glob, zone, size, false, false);
+	return ttm_mem_global_alloc_zone(glob, zone, size, &ctx);
 }
 
 void ttm_mem_global_free_page(struct ttm_mem_global *glob, struct page *page,

drivers/gpu/drm/ttm/ttm_object.c

@@ -325,6 +325,10 @@ int ttm_ref_object_add(struct ttm_object_file *tfile,
 	struct ttm_ref_object *ref;
 	struct drm_hash_item *hash;
 	struct ttm_mem_global *mem_glob = tfile->tdev->mem_glob;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = false,
+		.no_wait_gpu = false
+	};
 	int ret = -EINVAL;
 
 	if (base->tfile != tfile && !base->shareable)
@@ -350,7 +354,7 @@ int ttm_ref_object_add(struct ttm_object_file *tfile,
 			return -EPERM;
 
 		ret = ttm_mem_global_alloc(mem_glob, sizeof(*ref),
-					   false, false);
+					   &ctx);
 		if (unlikely(ret != 0))
 			return ret;
 		ref = kmalloc(sizeof(*ref), GFP_KERNEL);
@@ -686,7 +690,10 @@ int ttm_prime_handle_to_fd(struct ttm_object_file *tfile,
 	dma_buf = prime->dma_buf;
 	if (!dma_buf || !get_dma_buf_unless_doomed(dma_buf)) {
 		DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
-
+		struct ttm_operation_ctx ctx = {
+			.interruptible = true,
+			.no_wait_gpu = false
+		};
 		exp_info.ops = &tdev->ops;
 		exp_info.size = prime->size;
 		exp_info.flags = flags;
@@ -696,7 +703,7 @@ int ttm_prime_handle_to_fd(struct ttm_object_file *tfile,
 		 * Need to create a new dma_buf, with memory accounting.
 		 */
 		ret = ttm_mem_global_alloc(tdev->mem_glob, tdev->dma_buf_size,
-					   false, true);
+					   &ctx);
 		if (unlikely(ret != 0)) {
 			mutex_unlock(&prime->mutex);
 			goto out_unref;

drivers/gpu/drm/vmwgfx/vmwgfx_binding.c

@@ -1202,10 +1202,14 @@ struct vmw_ctx_binding_state *
 vmw_binding_state_alloc(struct vmw_private *dev_priv)
 {
 	struct vmw_ctx_binding_state *cbs;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = false,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), sizeof(*cbs),
-				   false, false);
+				&ctx);
 	if (ret)
 		return ERR_PTR(ret);
 

drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c

@@ -394,6 +394,10 @@ static int vmw_ttm_map_dma(struct vmw_ttm_tt *vmw_tt)
 	struct vmw_private *dev_priv = vmw_tt->dev_priv;
 	struct ttm_mem_global *glob = vmw_mem_glob(dev_priv);
 	struct vmw_sg_table *vsgt = &vmw_tt->vsgt;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	struct vmw_piter iter;
 	dma_addr_t old;
 	int ret = 0;
@@ -417,8 +421,7 @@ static int vmw_ttm_map_dma(struct vmw_ttm_tt *vmw_tt)
 			sgt_size = ttm_round_pot(sizeof(struct sg_table));
 		}
 		vmw_tt->sg_alloc_size = sgt_size + sgl_size * vsgt->num_pages;
-		ret = ttm_mem_global_alloc(glob, vmw_tt->sg_alloc_size, false,
-					   true);
+		ret = ttm_mem_global_alloc(glob, vmw_tt->sg_alloc_size, &ctx);
 		if (unlikely(ret != 0))
 			return ret;
 
@@ -638,6 +641,10 @@ static int vmw_ttm_populate(struct ttm_tt *ttm)
 		container_of(ttm, struct vmw_ttm_tt, dma_ttm.ttm);
 	struct vmw_private *dev_priv = vmw_tt->dev_priv;
 	struct ttm_mem_global *glob = vmw_mem_glob(dev_priv);
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	if (ttm->state != tt_unpopulated)
@@ -646,7 +653,7 @@ static int vmw_ttm_populate(struct ttm_tt *ttm)
 	if (dev_priv->map_mode == vmw_dma_alloc_coherent) {
 		size_t size =
 			ttm_round_pot(ttm->num_pages * sizeof(dma_addr_t));
-		ret = ttm_mem_global_alloc(glob, size, false, true);
+		ret = ttm_mem_global_alloc(glob, size, &ctx);
 		if (unlikely(ret != 0))
 			return ret;
 

drivers/gpu/drm/vmwgfx/vmwgfx_context.c

@@ -746,6 +746,10 @@ static int vmw_context_define(struct drm_device *dev, void *data,
 	struct vmw_resource *tmp;
 	struct drm_vmw_context_arg *arg = (struct drm_vmw_context_arg *)data;
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
+	struct ttm_operation_ctx ttm_opt_ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	if (!dev_priv->has_dx && dx) {
@@ -768,7 +772,7 @@ static int vmw_context_define(struct drm_device *dev, void *data,
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
 				   vmw_user_context_size,
-				   false, true);
+				   &ttm_opt_ctx);
 	if (unlikely(ret != 0)) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for context"

drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c

@@ -573,6 +573,10 @@ struct vmw_resource *vmw_cotable_alloc(struct vmw_private *dev_priv,
 				       u32 type)
 {
 	struct vmw_cotable *vcotbl;
+	struct ttm_operation_ctx ttm_opt_ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 	u32 num_entries;
 
@@ -580,7 +584,7 @@ struct vmw_resource *vmw_cotable_alloc(struct vmw_private *dev_priv,
 		cotable_acc_size = ttm_round_pot(sizeof(struct vmw_cotable));
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
-				   cotable_acc_size, false, true);
+				   cotable_acc_size, &ttm_opt_ctx);
 	if (unlikely(ret))
 		return ERR_PTR(ret);
 

drivers/gpu/drm/vmwgfx/vmwgfx_fence.c

@@ -588,6 +588,10 @@ int vmw_user_fence_create(struct drm_file *file_priv,
 	struct vmw_user_fence *ufence;
 	struct vmw_fence_obj *tmp;
 	struct ttm_mem_global *mem_glob = vmw_mem_glob(fman->dev_priv);
+	struct ttm_operation_ctx ctx = {
+		.interruptible = false,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	/*
@@ -596,7 +600,7 @@ int vmw_user_fence_create(struct drm_file *file_priv,
 	 */
 
 	ret = ttm_mem_global_alloc(mem_glob, fman->user_fence_size,
-				   false, false);
+				   &ctx);
 	if (unlikely(ret != 0))
 		return ret;
 

drivers/gpu/drm/vmwgfx/vmwgfx_shader.c

@@ -607,6 +607,10 @@ int vmw_dx_shader_add(struct vmw_cmdbuf_res_manager *man,
 	struct vmw_dx_shader *shader;
 	struct vmw_resource *res;
 	struct vmw_private *dev_priv = ctx->dev_priv;
+	struct ttm_operation_ctx ttm_opt_ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	if (!vmw_shader_dx_size)
@@ -616,7 +620,7 @@ int vmw_dx_shader_add(struct vmw_cmdbuf_res_manager *man,
 		return -EINVAL;
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), vmw_shader_dx_size,
-				   false, true);
+				   &ttm_opt_ctx);
 	if (ret) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for shader "
@@ -730,6 +734,10 @@ static int vmw_user_shader_alloc(struct vmw_private *dev_priv,
 {
 	struct vmw_user_shader *ushader;
 	struct vmw_resource *res, *tmp;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	/*
@@ -742,7 +750,7 @@ static int vmw_user_shader_alloc(struct vmw_private *dev_priv,
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
 				   vmw_user_shader_size,
-				   false, true);
+				   &ctx);
 	if (unlikely(ret != 0)) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for shader "
@@ -800,6 +808,10 @@ static struct vmw_resource *vmw_shader_alloc(struct vmw_private *dev_priv,
 {
 	struct vmw_shader *shader;
 	struct vmw_resource *res;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 
 	/*
@@ -812,7 +824,7 @@ static struct vmw_resource *vmw_shader_alloc(struct vmw_private *dev_priv,
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
 				   vmw_shader_size,
-				   false, true);
+				   &ctx);
 	if (unlikely(ret != 0)) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for shader "

drivers/gpu/drm/vmwgfx/vmwgfx_simple_resource.c

@@ -149,6 +149,10 @@ vmw_simple_resource_create_ioctl(struct drm_device *dev, void *data,
 	struct vmw_resource *res;
 	struct vmw_resource *tmp;
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	size_t alloc_size;
 	size_t account_size;
 	int ret;
@@ -162,7 +166,7 @@ vmw_simple_resource_create_ioctl(struct drm_device *dev, void *data,
 		return ret;
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), account_size,
-				   false, true);
+				   &ctx);
 	ttm_read_unlock(&dev_priv->reservation_sem);
 	if (ret) {
 		if (ret != -ERESTARTSYS)

drivers/gpu/drm/vmwgfx/vmwgfx_so.c

@@ -329,6 +329,10 @@ int vmw_view_add(struct vmw_cmdbuf_res_manager *man,
 	struct vmw_private *dev_priv = ctx->dev_priv;
 	struct vmw_resource *res;
 	struct vmw_view *view;
+	struct ttm_operation_ctx ttm_opt_ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	size_t size;
 	int ret;
 
@@ -345,7 +349,7 @@ int vmw_view_add(struct vmw_cmdbuf_res_manager *man,
 
 	size = offsetof(struct vmw_view, cmd) + cmd_size;
 
-	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), size, false, true);
+	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), size, &ttm_opt_ctx);
 	if (ret) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for view"

drivers/gpu/drm/vmwgfx/vmwgfx_surface.c

@@ -700,6 +700,10 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
 	struct drm_vmw_surface_create_req *req = &arg->req;
 	struct drm_vmw_surface_arg *rep = &arg->rep;
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	int ret;
 	int i, j;
 	uint32_t cur_bo_offset;
@@ -741,7 +745,7 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
 		return ret;
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
-				   size, false, true);
+				   size, &ctx);
 	if (unlikely(ret != 0)) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for surface"
@@ -1479,6 +1483,10 @@ int vmw_surface_gb_priv_define(struct drm_device *dev,
 {
 	struct vmw_private *dev_priv = vmw_priv(dev);
 	struct vmw_user_surface *user_srf;
+	struct ttm_operation_ctx ctx = {
+		.interruptible = true,
+		.no_wait_gpu = false
+	};
 	struct vmw_surface *srf;
 	int ret;
 	u32 num_layers;
@@ -1525,7 +1533,7 @@ int vmw_surface_gb_priv_define(struct drm_device *dev,
 		return ret;
 
 	ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
-				   user_accounting_size, false, true);
+				   user_accounting_size, &ctx);
 	if (unlikely(ret != 0)) {
 		if (ret != -ERESTARTSYS)
 			DRM_ERROR("Out of graphics memory for surface"

include/drm/ttm/ttm_memory.h

@@ -35,6 +35,7 @@
 #include <linux/errno.h>
 #include <linux/kobject.h>
 #include <linux/mm.h>
+#include "ttm_bo_api.h"
 
 /**
  * struct ttm_mem_global - Global memory accounting structure.
@@ -79,7 +80,7 @@ struct ttm_mem_global {
 extern int ttm_mem_global_init(struct ttm_mem_global *glob);
 extern void ttm_mem_global_release(struct ttm_mem_global *glob);
 extern int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
-				bool no_wait, bool interruptible);
+				struct ttm_operation_ctx *ctx);
 extern void ttm_mem_global_free(struct ttm_mem_global *glob,
 				uint64_t amount);
 extern int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,