drm/nouveau/flcn: fetch PRI address from TOP if not provided by constructor (de048192) · Commits · 戴 / test

drivers/gpu/drm/nouveau/nvkm/falcon/base.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@
		#include "priv.h"

		#include <subdev/mc.h>
		#include <subdev/top.h>

		void
		nvkm_falcon_load_imem(struct nvkm_falcon falcon, void data, u32 start,
		@@ -141,6 +142,12 @@ nvkm_falcon_oneinit(struct nvkm_falcon *falcon)
		u32 debug_reg;
		u32 reg;

		if (!falcon->addr) {
		falcon->addr = nvkm_top_addr(subdev->device, subdev->index);
		if (WARN_ON(!falcon->addr))
		return -ENODEV;
		}

		reg = nvkm_falcon_rd32(falcon, 0x12c);
		falcon->version = reg & 0xf;
		falcon->secret = (reg >> 4) & 0x3;