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path: root/drivers/gpu/drm/qxl/qxl_ttm.c
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Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_ttm.c')
-rw-r--r--drivers/gpu/drm/qxl/qxl_ttm.c112
1 files changed, 37 insertions, 75 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index bf9dc451583a..fd691fff8394 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -48,31 +48,6 @@ static struct qxl_device *qxl_get_qdev(struct ttm_bo_device *bdev)
return qdev;
}
-static int qxl_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
- struct ttm_mem_type_manager *man)
-{
- switch (type) {
- case TTM_PL_SYSTEM:
- /* System memory */
- man->flags = 0;
- man->available_caching = TTM_PL_MASK_CACHING;
- man->default_caching = TTM_PL_FLAG_CACHED;
- break;
- case TTM_PL_VRAM:
- case TTM_PL_PRIV:
- /* "On-card" video ram */
- man->func = &ttm_bo_manager_func;
- man->flags = TTM_MEMTYPE_FLAG_FIXED;
- man->available_caching = TTM_PL_MASK_CACHING;
- man->default_caching = TTM_PL_FLAG_CACHED;
- break;
- default:
- DRM_ERROR("Unsupported memory type %u\n", (unsigned int)type);
- return -EINVAL;
- }
- return 0;
-}
-
static void qxl_evict_flags(struct ttm_buffer_object *bo,
struct ttm_placement *placement)
{
@@ -80,7 +55,8 @@ static void qxl_evict_flags(struct ttm_buffer_object *bo,
static const struct ttm_place placements = {
.fpfn = 0,
.lpfn = 0,
- .flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM
+ .mem_type = TTM_PL_SYSTEM,
+ .flags = TTM_PL_MASK_CACHING
};
if (!qxl_ttm_bo_is_qxl_bo(bo)) {
@@ -96,29 +72,22 @@ static void qxl_evict_flags(struct ttm_buffer_object *bo,
}
int qxl_ttm_io_mem_reserve(struct ttm_bo_device *bdev,
- struct ttm_mem_reg *mem)
+ struct ttm_resource *mem)
{
struct qxl_device *qdev = qxl_get_qdev(bdev);
- mem->bus.addr = NULL;
- mem->bus.offset = 0;
- mem->bus.size = mem->num_pages << PAGE_SHIFT;
- mem->bus.base = 0;
- mem->bus.is_iomem = false;
-
switch (mem->mem_type) {
case TTM_PL_SYSTEM:
/* system memory */
return 0;
case TTM_PL_VRAM:
mem->bus.is_iomem = true;
- mem->bus.base = qdev->vram_base;
- mem->bus.offset = mem->start << PAGE_SHIFT;
+ mem->bus.offset = (mem->start << PAGE_SHIFT) + qdev->vram_base;
break;
case TTM_PL_PRIV:
mem->bus.is_iomem = true;
- mem->bus.base = qdev->surfaceram_base;
- mem->bus.offset = mem->start << PAGE_SHIFT;
+ mem->bus.offset = (mem->start << PAGE_SHIFT) +
+ qdev->surfaceram_base;
break;
default:
return -EINVAL;
@@ -135,8 +104,9 @@ struct qxl_ttm_tt {
u64 offset;
};
-static int qxl_ttm_backend_bind(struct ttm_tt *ttm,
- struct ttm_mem_reg *bo_mem)
+static int qxl_ttm_backend_bind(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm,
+ struct ttm_resource *bo_mem)
{
struct qxl_ttm_tt *gtt = (void *)ttm;
@@ -149,25 +119,22 @@ static int qxl_ttm_backend_bind(struct ttm_tt *ttm,
return -1;
}
-static void qxl_ttm_backend_unbind(struct ttm_tt *ttm)
+static void qxl_ttm_backend_unbind(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm)
{
/* Not implemented */
}
-static void qxl_ttm_backend_destroy(struct ttm_tt *ttm)
+static void qxl_ttm_backend_destroy(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm)
{
struct qxl_ttm_tt *gtt = (void *)ttm;
+ ttm_tt_destroy_common(bdev, ttm);
ttm_tt_fini(&gtt->ttm);
kfree(gtt);
}
-static struct ttm_backend_func qxl_backend_func = {
- .bind = &qxl_ttm_backend_bind,
- .unbind = &qxl_ttm_backend_unbind,
- .destroy = &qxl_ttm_backend_destroy,
-};
-
static struct ttm_tt *qxl_ttm_tt_create(struct ttm_buffer_object *bo,
uint32_t page_flags)
{
@@ -178,7 +145,6 @@ static struct ttm_tt *qxl_ttm_tt_create(struct ttm_buffer_object *bo,
gtt = kzalloc(sizeof(struct qxl_ttm_tt), GFP_KERNEL);
if (gtt == NULL)
return NULL;
- gtt->ttm.func = &qxl_backend_func;
gtt->qdev = qdev;
if (ttm_tt_init(&gtt->ttm, bo, page_flags)) {
kfree(gtt);
@@ -187,21 +153,11 @@ static struct ttm_tt *qxl_ttm_tt_create(struct ttm_buffer_object *bo,
return &gtt->ttm;
}
-static void qxl_move_null(struct ttm_buffer_object *bo,
- struct ttm_mem_reg *new_mem)
-{
- struct ttm_mem_reg *old_mem = &bo->mem;
-
- BUG_ON(old_mem->mm_node != NULL);
- *old_mem = *new_mem;
- new_mem->mm_node = NULL;
-}
-
static int qxl_bo_move(struct ttm_buffer_object *bo, bool evict,
struct ttm_operation_ctx *ctx,
- struct ttm_mem_reg *new_mem)
+ struct ttm_resource *new_mem)
{
- struct ttm_mem_reg *old_mem = &bo->mem;
+ struct ttm_resource *old_mem = &bo->mem;
int ret;
ret = ttm_bo_wait(bo, ctx->interruptible, ctx->no_wait_gpu);
@@ -209,7 +165,7 @@ static int qxl_bo_move(struct ttm_buffer_object *bo, bool evict,
return ret;
if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
- qxl_move_null(bo, new_mem);
+ ttm_bo_move_null(bo, new_mem);
return 0;
}
return ttm_bo_move_memcpy(bo, ctx, new_mem);
@@ -217,7 +173,7 @@ static int qxl_bo_move(struct ttm_buffer_object *bo, bool evict,
static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
bool evict,
- struct ttm_mem_reg *new_mem)
+ struct ttm_resource *new_mem)
{
struct qxl_bo *qbo;
struct qxl_device *qdev;
@@ -233,7 +189,9 @@ static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
static struct ttm_bo_driver qxl_bo_driver = {
.ttm_tt_create = &qxl_ttm_tt_create,
- .init_mem_type = &qxl_init_mem_type,
+ .ttm_tt_bind = &qxl_ttm_backend_bind,
+ .ttm_tt_destroy = &qxl_ttm_backend_destroy,
+ .ttm_tt_unbind = &qxl_ttm_backend_unbind,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = &qxl_evict_flags,
.move = &qxl_bo_move,
@@ -241,6 +199,13 @@ static struct ttm_bo_driver qxl_bo_driver = {
.move_notify = &qxl_bo_move_notify,
};
+static int qxl_ttm_init_mem_type(struct qxl_device *qdev,
+ unsigned int type,
+ uint64_t size)
+{
+ return ttm_range_man_init(&qdev->mman.bdev, type, false, size);
+}
+
int qxl_ttm_init(struct qxl_device *qdev)
{
int r;
@@ -258,14 +223,13 @@ int qxl_ttm_init(struct qxl_device *qdev)
}
/* NOTE: this includes the framebuffer (aka surface 0) */
num_io_pages = qdev->rom->ram_header_offset / PAGE_SIZE;
- r = ttm_bo_init_mm(&qdev->mman.bdev, TTM_PL_VRAM,
- num_io_pages);
+ r = qxl_ttm_init_mem_type(qdev, TTM_PL_VRAM, num_io_pages);
if (r) {
DRM_ERROR("Failed initializing VRAM heap.\n");
return r;
}
- r = ttm_bo_init_mm(&qdev->mman.bdev, TTM_PL_PRIV,
- qdev->surfaceram_size / PAGE_SIZE);
+ r = qxl_ttm_init_mem_type(qdev, TTM_PL_PRIV,
+ qdev->surfaceram_size / PAGE_SIZE);
if (r) {
DRM_ERROR("Failed initializing Surfaces heap.\n");
return r;
@@ -281,8 +245,8 @@ int qxl_ttm_init(struct qxl_device *qdev)
void qxl_ttm_fini(struct qxl_device *qdev)
{
- ttm_bo_clean_mm(&qdev->mman.bdev, TTM_PL_VRAM);
- ttm_bo_clean_mm(&qdev->mman.bdev, TTM_PL_PRIV);
+ ttm_range_man_fini(&qdev->mman.bdev, TTM_PL_VRAM);
+ ttm_range_man_fini(&qdev->mman.bdev, TTM_PL_PRIV);
ttm_bo_device_release(&qdev->mman.bdev);
DRM_INFO("qxl: ttm finalized\n");
}
@@ -293,12 +257,10 @@ void qxl_ttm_fini(struct qxl_device *qdev)
static int qxl_mm_dump_table(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *)m->private;
- struct drm_mm *mm = (struct drm_mm *)node->info_ent->data;
+ struct ttm_resource_manager *man = (struct ttm_resource_manager *)node->info_ent->data;
struct drm_printer p = drm_seq_file_printer(m);
- spin_lock(&ttm_bo_glob.lru_lock);
- drm_mm_print(mm, &p);
- spin_unlock(&ttm_bo_glob.lru_lock);
+ ttm_resource_manager_debug(man, &p);
return 0;
}
#endif
@@ -319,9 +281,9 @@ void qxl_ttm_debugfs_init(struct qxl_device *qdev)
qxl_mem_types_list[i].show = &qxl_mm_dump_table;
qxl_mem_types_list[i].driver_features = 0;
if (i == 0)
- qxl_mem_types_list[i].data = qdev->mman.bdev.man[TTM_PL_VRAM].priv;
+ qxl_mem_types_list[i].data = ttm_manager_type(&qdev->mman.bdev, TTM_PL_VRAM);
else
- qxl_mem_types_list[i].data = qdev->mman.bdev.man[TTM_PL_PRIV].priv;
+ qxl_mem_types_list[i].data = ttm_manager_type(&qdev->mman.bdev, TTM_PL_PRIV);
}
qxl_debugfs_add_files(qdev, qxl_mem_types_list, i);
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-02-10 18:31:12 +0000