1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp102.c
new file mode 100644
index 000000000000..8550f5e47347
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp102.c
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: MIT
+#include "ram.h"
+
+#include <subdev/bios.h>
+
+static const struct nvkm_ram_func
+gp102_ram = {
+};
+
+int
+gp102_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
+{
+	enum nvkm_ram_type type = nvkm_fb_bios_memtype(fb->subdev.device->bios);
+	const u32 rsvd_head = ( 256 * 1024); /* vga memory */
+	const u32 rsvd_tail = (1024 * 1024); /* vbios etc */
+	u64 size = fb->func->vidmem.size(fb);
+	int ret;
+
+	ret = nvkm_ram_new_(&gp102_ram, fb, type, size, pram);
+	if (ret)
+		return ret;
+
+	nvkm_mm_fini(&(*pram)->vram);
+
+	return nvkm_mm_init(&(*pram)->vram, NVKM_RAM_MM_NORMAL,
+			    rsvd_head >> NVKM_RAM_MM_SHIFT,
+			    (size - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT,
+			    1);
+
+}