Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 176 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.h b/drivers/gpu/drm/nouveau/nouveau_bo.h
new file mode 100644
index 000000000..c2d3f9c48
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.h
@@ -0,0 +1,176 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NOUVEAU_BO_H__
+#define __NOUVEAU_BO_H__
+#include <drm/ttm/ttm_bo_driver.h>
+#include <drm/drm_gem.h>
+
+struct nouveau_channel;
+struct nouveau_cli;
+struct nouveau_drm;
+struct nouveau_fence;
+
+struct nouveau_bo {
+	struct ttm_buffer_object bo;
+	struct ttm_placement placement;
+	u32 valid_domains;
+	struct ttm_place placements[3];
+	struct ttm_place busy_placements[3];
+	bool force_coherent;
+	struct ttm_bo_kmap_obj kmap;
+	struct list_head head;
+	struct list_head io_reserve_lru;
+
+	/* protected by ttm_bo_reserve() */
+	struct drm_file *reserved_by;
+	struct list_head entry;
+	int pbbo_index;
+	bool validate_mapped;
+
+	/* GPU address space is independent of CPU word size */
+	uint64_t offset;
+
+	struct list_head vma_list;
+
+	unsigned contig:1;
+	unsigned page:5;
+	unsigned kind:8;
+	unsigned comp:3;
+	unsigned zeta:3;
+	unsigned mode;
+
+	struct nouveau_drm_tile *tile;
+};
+
+static inline struct nouveau_bo *
+nouveau_bo(struct ttm_buffer_object *bo)
+{
+	return container_of(bo, struct nouveau_bo, bo);
+}
+
+static inline int
+nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
+{
+	struct nouveau_bo *prev;
+
+	if (!pnvbo)
+		return -EINVAL;
+	prev = *pnvbo;
+
+	if (ref) {
+		ttm_bo_get(&ref->bo);
+		*pnvbo = nouveau_bo(&ref->bo);
+	} else {
+		*pnvbo = NULL;
+	}
+	if (prev)
+		ttm_bo_put(&prev->bo);
+
+	return 0;
+}
+
+extern struct ttm_device_funcs nouveau_bo_driver;
+
+void nouveau_bo_move_init(struct nouveau_drm *);
+struct nouveau_bo *nouveau_bo_alloc(struct nouveau_cli *, u64 *size, int *align,
+				    u32 domain, u32 tile_mode, u32 tile_flags);
+int  nouveau_bo_init(struct nouveau_bo *, u64 size, int align, u32 domain,
+		     struct sg_table *sg, struct dma_resv *robj);
+int  nouveau_bo_new(struct nouveau_cli *, u64 size, int align, u32 domain,
+		    u32 tile_mode, u32 tile_flags, struct sg_table *sg,
+		    struct dma_resv *robj,
+		    struct nouveau_bo **);
+int  nouveau_bo_pin(struct nouveau_bo *, u32 flags, bool contig);
+int  nouveau_bo_unpin(struct nouveau_bo *);
+int  nouveau_bo_map(struct nouveau_bo *);
+void nouveau_bo_unmap(struct nouveau_bo *);
+void nouveau_bo_placement_set(struct nouveau_bo *, u32 type, u32 busy);
+void nouveau_bo_wr16(struct nouveau_bo *, unsigned index, u16 val);
+u32  nouveau_bo_rd32(struct nouveau_bo *, unsigned index);
+void nouveau_bo_wr32(struct nouveau_bo *, unsigned index, u32 val);
+vm_fault_t nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo);
+void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *, bool exclusive);
+int  nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
+			 bool no_wait_gpu);
+void nouveau_bo_sync_for_device(struct nouveau_bo *nvbo);
+void nouveau_bo_sync_for_cpu(struct nouveau_bo *nvbo);
+void nouveau_bo_add_io_reserve_lru(struct ttm_buffer_object *bo);
+void nouveau_bo_del_io_reserve_lru(struct ttm_buffer_object *bo);
+
+/* TODO: submit equivalent to TTM generic API upstream? */
+static inline void __iomem *
+nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
+{
+	bool is_iomem;
+	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
+						&nvbo->kmap, &is_iomem);
+	WARN_ON_ONCE(ioptr && !is_iomem);
+	return ioptr;
+}
+
+static inline void
+nouveau_bo_unmap_unpin_unref(struct nouveau_bo **pnvbo)
+{
+	if (*pnvbo) {
+		nouveau_bo_unmap(*pnvbo);
+		nouveau_bo_unpin(*pnvbo);
+		nouveau_bo_ref(NULL, pnvbo);
+	}
+}
+
+static inline int
+nouveau_bo_new_pin_map(struct nouveau_cli *cli, u64 size, int align, u32 domain,
+		       struct nouveau_bo **pnvbo)
+{
+	int ret = nouveau_bo_new(cli, size, align, domain,
+				 0, 0, NULL, NULL, pnvbo);
+	if (ret == 0) {
+		ret = nouveau_bo_pin(*pnvbo, domain, true);
+		if (ret == 0) {
+			ret = nouveau_bo_map(*pnvbo);
+			if (ret == 0)
+				return ret;
+			nouveau_bo_unpin(*pnvbo);
+		}
+		nouveau_bo_ref(NULL, pnvbo);
+	}
+	return ret;
+}
+
+int nv04_bo_move_init(struct nouveau_channel *, u32);
+int nv04_bo_move_m2mf(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+int nv50_bo_move_init(struct nouveau_channel *, u32);
+int nv50_bo_move_m2mf(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+int nv84_bo_move_exec(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+int nva3_bo_move_copy(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+int nvc0_bo_move_init(struct nouveau_channel *, u32);
+int nvc0_bo_move_m2mf(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+int nvc0_bo_move_copy(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+int nve0_bo_move_init(struct nouveau_channel *, u32);
+int nve0_bo_move_copy(struct nouveau_channel *, struct ttm_buffer_object *,
+		      struct ttm_resource *, struct ttm_resource *);
+
+#define NVBO_WR32_(b,o,dr,f) nouveau_bo_wr32((b), (o)/4 + (dr), (f))
+#define NVBO_RD32_(b,o,dr)   nouveau_bo_rd32((b), (o)/4 + (dr))
+#define NVBO_RD32(A...) DRF_RD(NVBO_RD32_,                  ##A)
+#define NVBO_RV32(A...) DRF_RV(NVBO_RD32_,                  ##A)
+#define NVBO_TV32(A...) DRF_TV(NVBO_RD32_,                  ##A)
+#define NVBO_TD32(A...) DRF_TD(NVBO_RD32_,                  ##A)
+#define NVBO_WR32(A...) DRF_WR(            NVBO_WR32_,      ##A)
+#define NVBO_WV32(A...) DRF_WV(            NVBO_WR32_,      ##A)
+#define NVBO_WD32(A...) DRF_WD(            NVBO_WR32_,      ##A)
+#define NVBO_MR32(A...) DRF_MR(NVBO_RD32_, NVBO_WR32_, u32, ##A)
+#define NVBO_MV32(A...) DRF_MV(NVBO_RD32_, NVBO_WR32_, u32, ##A)
+#define NVBO_MD32(A...) DRF_MD(NVBO_RD32_, NVBO_WR32_, u32, ##A)
+#endif