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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_mob.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_mob.c212
1 files changed, 127 insertions, 85 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
index 04a64b8cd3cd..23db16008e39 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
@@ -1,6 +1,6 @@
/**************************************************************************
*
- * Copyright © 2012 VMware, Inc., Palo Alto, CA., USA
+ * Copyright © 2012-2015 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -31,7 +31,7 @@
* If we set up the screen target otable, screen objects stop working.
*/
-#define VMW_OTABLE_SETUP_SUB ((VMWGFX_ENABLE_SCREEN_TARGET_OTABLE) ? 0 : 1)
+#define VMW_OTABLE_SETUP_SUB ((VMWGFX_ENABLE_SCREEN_TARGET_OTABLE ? 0 : 1))
#ifdef CONFIG_64BIT
#define VMW_PPN_SIZE 8
@@ -67,9 +67,23 @@ struct vmw_mob {
* @size: Size of the table (page-aligned).
* @page_table: Pointer to a struct vmw_mob holding the page table.
*/
-struct vmw_otable {
- unsigned long size;
- struct vmw_mob *page_table;
+static const struct vmw_otable pre_dx_tables[] = {
+ {VMWGFX_NUM_MOB * SVGA3D_OTABLE_MOB_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_SURFACE * SVGA3D_OTABLE_SURFACE_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_CONTEXT * SVGA3D_OTABLE_CONTEXT_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_SHADER * SVGA3D_OTABLE_SHADER_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_SCREEN_TARGET * SVGA3D_OTABLE_SCREEN_TARGET_ENTRY_SIZE,
+ NULL, VMWGFX_ENABLE_SCREEN_TARGET_OTABLE}
+};
+
+static const struct vmw_otable dx_tables[] = {
+ {VMWGFX_NUM_MOB * SVGA3D_OTABLE_MOB_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_SURFACE * SVGA3D_OTABLE_SURFACE_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_CONTEXT * SVGA3D_OTABLE_CONTEXT_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_SHADER * SVGA3D_OTABLE_SHADER_ENTRY_SIZE, NULL, true},
+ {VMWGFX_NUM_GB_SCREEN_TARGET * SVGA3D_OTABLE_SCREEN_TARGET_ENTRY_SIZE,
+ NULL, VMWGFX_ENABLE_SCREEN_TARGET_OTABLE},
+ {VMWGFX_NUM_DXCONTEXT * sizeof(SVGAOTableDXContextEntry), NULL, true},
};
static int vmw_mob_pt_populate(struct vmw_private *dev_priv,
@@ -92,6 +106,7 @@ static void vmw_mob_pt_setup(struct vmw_mob *mob,
*/
static int vmw_setup_otable_base(struct vmw_private *dev_priv,
SVGAOTableType type,
+ struct ttm_buffer_object *otable_bo,
unsigned long offset,
struct vmw_otable *otable)
{
@@ -106,7 +121,7 @@ static int vmw_setup_otable_base(struct vmw_private *dev_priv,
BUG_ON(otable->page_table != NULL);
- vsgt = vmw_bo_sg_table(dev_priv->otable_bo);
+ vsgt = vmw_bo_sg_table(otable_bo);
vmw_piter_start(&iter, vsgt, offset >> PAGE_SHIFT);
WARN_ON(!vmw_piter_next(&iter));
@@ -142,7 +157,7 @@ static int vmw_setup_otable_base(struct vmw_private *dev_priv,
cmd->header.id = SVGA_3D_CMD_SET_OTABLE_BASE64;
cmd->header.size = sizeof(cmd->body);
cmd->body.type = type;
- cmd->body.baseAddress = cpu_to_le64(mob->pt_root_page >> PAGE_SHIFT);
+ cmd->body.baseAddress = mob->pt_root_page >> PAGE_SHIFT;
cmd->body.sizeInBytes = otable->size;
cmd->body.validSizeInBytes = 0;
cmd->body.ptDepth = mob->pt_level;
@@ -191,18 +206,19 @@ static void vmw_takedown_otable_base(struct vmw_private *dev_priv,
if (unlikely(cmd == NULL)) {
DRM_ERROR("Failed reserving FIFO space for OTable "
"takedown.\n");
- } else {
- memset(cmd, 0, sizeof(*cmd));
- cmd->header.id = SVGA_3D_CMD_SET_OTABLE_BASE;
- cmd->header.size = sizeof(cmd->body);
- cmd->body.type = type;
- cmd->body.baseAddress = 0;
- cmd->body.sizeInBytes = 0;
- cmd->body.validSizeInBytes = 0;
- cmd->body.ptDepth = SVGA3D_MOBFMT_INVALID;
- vmw_fifo_commit(dev_priv, sizeof(*cmd));
+ return;
}
+ memset(cmd, 0, sizeof(*cmd));
+ cmd->header.id = SVGA_3D_CMD_SET_OTABLE_BASE;
+ cmd->header.size = sizeof(cmd->body);
+ cmd->body.type = type;
+ cmd->body.baseAddress = 0;
+ cmd->body.sizeInBytes = 0;
+ cmd->body.validSizeInBytes = 0;
+ cmd->body.ptDepth = SVGA3D_MOBFMT_INVALID;
+ vmw_fifo_commit(dev_priv, sizeof(*cmd));
+
if (bo) {
int ret;
@@ -217,47 +233,21 @@ static void vmw_takedown_otable_base(struct vmw_private *dev_priv,
otable->page_table = NULL;
}
-/*
- * vmw_otables_setup - Set up guest backed memory object tables
- *
- * @dev_priv: Pointer to a device private structure
- *
- * Takes care of the device guest backed surface
- * initialization, by setting up the guest backed memory object tables.
- * Returns 0 on success and various error codes on failure. A succesful return
- * means the object tables can be taken down using the vmw_otables_takedown
- * function.
- */
-int vmw_otables_setup(struct vmw_private *dev_priv)
+
+static int vmw_otable_batch_setup(struct vmw_private *dev_priv,
+ struct vmw_otable_batch *batch)
{
unsigned long offset;
unsigned long bo_size;
- struct vmw_otable *otables;
+ struct vmw_otable *otables = batch->otables;
SVGAOTableType i;
int ret;
- otables = kzalloc(SVGA_OTABLE_DX9_MAX * sizeof(*otables),
- GFP_KERNEL);
- if (unlikely(otables == NULL)) {
- DRM_ERROR("Failed to allocate space for otable "
- "metadata.\n");
- return -ENOMEM;
- }
-
- otables[SVGA_OTABLE_MOB].size =
- VMWGFX_NUM_MOB * SVGA3D_OTABLE_MOB_ENTRY_SIZE;
- otables[SVGA_OTABLE_SURFACE].size =
- VMWGFX_NUM_GB_SURFACE * SVGA3D_OTABLE_SURFACE_ENTRY_SIZE;
- otables[SVGA_OTABLE_CONTEXT].size =
- VMWGFX_NUM_GB_CONTEXT * SVGA3D_OTABLE_CONTEXT_ENTRY_SIZE;
- otables[SVGA_OTABLE_SHADER].size =
- VMWGFX_NUM_GB_SHADER * SVGA3D_OTABLE_SHADER_ENTRY_SIZE;
- otables[SVGA_OTABLE_SCREEN_TARGET].size =
- VMWGFX_NUM_GB_SCREEN_TARGET *
- SVGA3D_OTABLE_SCREEN_TARGET_ENTRY_SIZE;
-
bo_size = 0;
- for (i = 0; i < SVGA_OTABLE_DX9_MAX; ++i) {
+ for (i = 0; i < batch->num_otables; ++i) {
+ if (!otables[i].enabled)
+ continue;
+
otables[i].size =
(otables[i].size + PAGE_SIZE - 1) & PAGE_MASK;
bo_size += otables[i].size;
@@ -267,63 +257,105 @@ int vmw_otables_setup(struct vmw_private *dev_priv)
ttm_bo_type_device,
&vmw_sys_ne_placement,
0, false, NULL,
- &dev_priv->otable_bo);
+ &batch->otable_bo);
if (unlikely(ret != 0))
goto out_no_bo;
- ret = ttm_bo_reserve(dev_priv->otable_bo, false, true, false, NULL);
+ ret = ttm_bo_reserve(batch->otable_bo, false, true, false, NULL);
BUG_ON(ret != 0);
- ret = vmw_bo_driver.ttm_tt_populate(dev_priv->otable_bo->ttm);
+ ret = vmw_bo_driver.ttm_tt_populate(batch->otable_bo->ttm);
if (unlikely(ret != 0))
goto out_unreserve;
- ret = vmw_bo_map_dma(dev_priv->otable_bo);
+ ret = vmw_bo_map_dma(batch->otable_bo);
if (unlikely(ret != 0))
goto out_unreserve;
- ttm_bo_unreserve(dev_priv->otable_bo);
+ ttm_bo_unreserve(batch->otable_bo);
offset = 0;
- for (i = 0; i < SVGA_OTABLE_DX9_MAX - VMW_OTABLE_SETUP_SUB; ++i) {
- ret = vmw_setup_otable_base(dev_priv, i, offset,
+ for (i = 0; i < batch->num_otables; ++i) {
+ if (!batch->otables[i].enabled)
+ continue;
+
+ ret = vmw_setup_otable_base(dev_priv, i, batch->otable_bo,
+ offset,
&otables[i]);
if (unlikely(ret != 0))
goto out_no_setup;
offset += otables[i].size;
}
- dev_priv->otables = otables;
return 0;
out_unreserve:
- ttm_bo_unreserve(dev_priv->otable_bo);
+ ttm_bo_unreserve(batch->otable_bo);
out_no_setup:
- for (i = 0; i < SVGA_OTABLE_DX9_MAX - VMW_OTABLE_SETUP_SUB; ++i)
- vmw_takedown_otable_base(dev_priv, i, &otables[i]);
+ for (i = 0; i < batch->num_otables; ++i) {
+ if (batch->otables[i].enabled)
+ vmw_takedown_otable_base(dev_priv, i,
+ &batch->otables[i]);
+ }
- ttm_bo_unref(&dev_priv->otable_bo);
+ ttm_bo_unref(&batch->otable_bo);
out_no_bo:
- kfree(otables);
return ret;
}
-
/*
- * vmw_otables_takedown - Take down guest backed memory object tables
+ * vmw_otables_setup - Set up guest backed memory object tables
*
* @dev_priv: Pointer to a device private structure
*
- * Take down the Guest Memory Object tables.
+ * Takes care of the device guest backed surface
+ * initialization, by setting up the guest backed memory object tables.
+ * Returns 0 on success and various error codes on failure. A successful return
+ * means the object tables can be taken down using the vmw_otables_takedown
+ * function.
*/
-void vmw_otables_takedown(struct vmw_private *dev_priv)
+int vmw_otables_setup(struct vmw_private *dev_priv)
+{
+ struct vmw_otable **otables = &dev_priv->otable_batch.otables;
+ int ret;
+
+ if (dev_priv->has_dx) {
+ *otables = kmalloc(sizeof(dx_tables), GFP_KERNEL);
+ if (*otables == NULL)
+ return -ENOMEM;
+
+ memcpy(*otables, dx_tables, sizeof(dx_tables));
+ dev_priv->otable_batch.num_otables = ARRAY_SIZE(dx_tables);
+ } else {
+ *otables = kmalloc(sizeof(pre_dx_tables), GFP_KERNEL);
+ if (*otables == NULL)
+ return -ENOMEM;
+
+ memcpy(*otables, pre_dx_tables, sizeof(pre_dx_tables));
+ dev_priv->otable_batch.num_otables = ARRAY_SIZE(pre_dx_tables);
+ }
+
+ ret = vmw_otable_batch_setup(dev_priv, &dev_priv->otable_batch);
+ if (unlikely(ret != 0))
+ goto out_setup;
+
+ return 0;
+
+out_setup:
+ kfree(*otables);
+ return ret;
+}
+
+static void vmw_otable_batch_takedown(struct vmw_private *dev_priv,
+ struct vmw_otable_batch *batch)
{
SVGAOTableType i;
- struct ttm_buffer_object *bo = dev_priv->otable_bo;
+ struct ttm_buffer_object *bo = batch->otable_bo;
int ret;
- for (i = 0; i < SVGA_OTABLE_DX9_MAX - VMW_OTABLE_SETUP_SUB; ++i)
- vmw_takedown_otable_base(dev_priv, i,
- &dev_priv->otables[i]);
+ for (i = 0; i < batch->num_otables; ++i)
+ if (batch->otables[i].enabled)
+ vmw_takedown_otable_base(dev_priv, i,
+ &batch->otables[i]);
ret = ttm_bo_reserve(bo, false, true, false, NULL);
BUG_ON(ret != 0);
@@ -331,11 +363,21 @@ void vmw_otables_takedown(struct vmw_private *dev_priv)
vmw_fence_single_bo(bo, NULL);
ttm_bo_unreserve(bo);
- ttm_bo_unref(&dev_priv->otable_bo);
- kfree(dev_priv->otables);
- dev_priv->otables = NULL;
+ ttm_bo_unref(&batch->otable_bo);
}
+/*
+ * vmw_otables_takedown - Take down guest backed memory object tables
+ *
+ * @dev_priv: Pointer to a device private structure
+ *
+ * Take down the Guest Memory Object tables.
+ */
+void vmw_otables_takedown(struct vmw_private *dev_priv)
+{
+ vmw_otable_batch_takedown(dev_priv, &dev_priv->otable_batch);
+ kfree(dev_priv->otable_batch.otables);
+}
/*
* vmw_mob_calculate_pt_pages - Calculate the number of page table pages
@@ -409,7 +451,7 @@ static int vmw_mob_pt_populate(struct vmw_private *dev_priv,
goto out_unreserve;
ttm_bo_unreserve(mob->pt_bo);
-
+
return 0;
out_unreserve:
@@ -429,15 +471,15 @@ out_unreserve:
* *@addr according to the page table entry size.
*/
#if (VMW_PPN_SIZE == 8)
-static void vmw_mob_assign_ppn(__le32 **addr, dma_addr_t val)
+static void vmw_mob_assign_ppn(u32 **addr, dma_addr_t val)
{
- *((__le64 *) *addr) = cpu_to_le64(val >> PAGE_SHIFT);
+ *((u64 *) *addr) = val >> PAGE_SHIFT;
*addr += 2;
}
#else
-static void vmw_mob_assign_ppn(__le32 **addr, dma_addr_t val)
+static void vmw_mob_assign_ppn(u32 **addr, dma_addr_t val)
{
- *(*addr)++ = cpu_to_le32(val >> PAGE_SHIFT);
+ *(*addr)++ = val >> PAGE_SHIFT;
}
#endif
@@ -459,7 +501,7 @@ static unsigned long vmw_mob_build_pt(struct vmw_piter *data_iter,
unsigned long pt_size = num_data_pages * VMW_PPN_SIZE;
unsigned long num_pt_pages = DIV_ROUND_UP(pt_size, PAGE_SIZE);
unsigned long pt_page;
- __le32 *addr, *save_addr;
+ u32 *addr, *save_addr;
unsigned long i;
struct page *page;
@@ -574,7 +616,7 @@ void vmw_mob_unbind(struct vmw_private *dev_priv,
vmw_fence_single_bo(bo, NULL);
ttm_bo_unreserve(bo);
}
- vmw_3d_resource_dec(dev_priv, false);
+ vmw_fifo_resource_dec(dev_priv);
}
/*
@@ -627,7 +669,7 @@ int vmw_mob_bind(struct vmw_private *dev_priv,
mob->pt_level += VMW_MOBFMT_PTDEPTH_1 - SVGA3D_MOBFMT_PTDEPTH_1;
}
- (void) vmw_3d_resource_inc(dev_priv, false);
+ vmw_fifo_resource_inc(dev_priv);
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
if (unlikely(cmd == NULL)) {
@@ -640,7 +682,7 @@ int vmw_mob_bind(struct vmw_private *dev_priv,
cmd->header.size = sizeof(cmd->body);
cmd->body.mobid = mob_id;
cmd->body.ptDepth = mob->pt_level;
- cmd->body.base = cpu_to_le64(mob->pt_root_page >> PAGE_SHIFT);
+ cmd->body.base = mob->pt_root_page >> PAGE_SHIFT;
cmd->body.sizeInBytes = num_data_pages * PAGE_SIZE;
vmw_fifo_commit(dev_priv, sizeof(*cmd));
@@ -648,7 +690,7 @@ int vmw_mob_bind(struct vmw_private *dev_priv,
return 0;
out_no_cmd_space:
- vmw_3d_resource_dec(dev_priv, false);
+ vmw_fifo_resource_dec(dev_priv);
if (pt_set_up)
ttm_bo_unref(&mob->pt_bo);