1 files changed, 170 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
index 688270f62e09..41fd11822b30 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
@@ -3,18 +3,186 @@
 #define nvkm_gsp(p) container_of((p), struct nvkm_gsp, subdev)
 #include <core/subdev.h>
 #include <core/falcon.h>
+#include <core/firmware.h>
+
+#define GSP_PAGE_SHIFT 12
+#define GSP_PAGE_SIZE  BIT(GSP_PAGE_SHIFT)
+
+struct nvkm_gsp_mem {
+	u32 size;
+	void *data;
+	dma_addr_t addr;
+};
+
+struct nvkm_gsp_radix3 {
+	struct nvkm_gsp_mem mem[3];
+};
+
+int nvkm_gsp_sg(struct nvkm_device *, u64 size, struct sg_table *);
+void nvkm_gsp_sg_free(struct nvkm_device *, struct sg_table *);
+
+typedef int (*nvkm_gsp_msg_ntfy_func)(void *priv, u32 fn, void *repv, u32 repc);
 
 struct nvkm_gsp {
 	const struct nvkm_gsp_func *func;
 	struct nvkm_subdev subdev;
 
 	struct nvkm_falcon falcon;
+
+	struct {
+		struct {
+			const struct firmware *load;
+			const struct firmware *unload;
+		} booter;
+		const struct firmware *bl;
+		const struct firmware *rm;
+	} fws;
+
+	struct nvkm_firmware fw;
+	struct nvkm_gsp_mem sig;
+	struct nvkm_gsp_radix3 radix3;
+
+	struct {
+		struct {
+			struct {
+				u64 addr;
+				u64 size;
+			} vga_workspace;
+			u64 addr;
+			u64 size;
+		} bios;
+		struct {
+			struct {
+				u64 addr;
+				u64 size;
+			} frts, boot, elf, heap;
+			u64 addr;
+			u64 size;
+		} wpr2;
+		struct {
+			u64 addr;
+			u64 size;
+		} heap;
+		u64 addr;
+		u64 size;
+	} fb;
+
+	struct {
+		struct nvkm_falcon_fw load;
+		struct nvkm_falcon_fw unload;
+	} booter;
+
+	struct {
+		struct nvkm_gsp_mem fw;
+		u32 code_offset;
+		u32 data_offset;
+		u32 manifest_offset;
+		u32 app_version;
+	} boot;
+
+	struct nvkm_gsp_mem libos;
+	struct nvkm_gsp_mem loginit;
+	struct nvkm_gsp_mem logintr;
+	struct nvkm_gsp_mem logrm;
+	struct nvkm_gsp_mem rmargs;
+
+	struct nvkm_gsp_mem wpr_meta;
+
+	struct {
+		struct sg_table sgt;
+		struct nvkm_gsp_radix3 radix3;
+		struct nvkm_gsp_mem meta;
+	} sr;
+
+	struct {
+		struct nvkm_gsp_mem mem;
+
+		struct {
+			int   nr;
+			u32 size;
+			u64 *ptr;
+		} ptes;
+
+		struct {
+			u32  size;
+			void *ptr;
+		} cmdq, msgq;
+	} shm;
+
+	struct nvkm_gsp_cmdq {
+		struct mutex mutex;
+		u32 cnt;
+		u32 seq;
+		u32 *wptr;
+		u32 *rptr;
+	} cmdq;
+
+	struct nvkm_gsp_msgq {
+		struct mutex mutex;
+		u32 cnt;
+		u32 *wptr;
+		u32 *rptr;
+		struct nvkm_gsp_msgq_ntfy {
+			u32 fn;
+			nvkm_gsp_msg_ntfy_func func;
+			void *priv;
+		} ntfy[16];
+		int ntfy_nr;
+	} msgq;
+
+	bool running;
+
+	const struct nvkm_gsp_rm {
+		void *(*rpc_get)(struct nvkm_gsp *, u32 fn, u32 argc);
+		void *(*rpc_push)(struct nvkm_gsp *, void *argv, bool wait, u32 repc);
+		void (*rpc_done)(struct nvkm_gsp *gsp, void *repv);
+	} *rm;
 };
 
 static inline bool
 nvkm_gsp_rm(struct nvkm_gsp *gsp)
 {
-	return false;
+	return gsp && (gsp->fws.rm || gsp->fw.img);
+}
+
+static inline void *
+nvkm_gsp_rpc_get(struct nvkm_gsp *gsp, u32 fn, u32 argc)
+{
+	return gsp->rm->rpc_get(gsp, fn, argc);
+}
+
+static inline void *
+nvkm_gsp_rpc_push(struct nvkm_gsp *gsp, void *argv, bool wait, u32 repc)
+{
+	return gsp->rm->rpc_push(gsp, argv, wait, repc);
+}
+
+static inline void *
+nvkm_gsp_rpc_rd(struct nvkm_gsp *gsp, u32 fn, u32 argc)
+{
+	void *argv = nvkm_gsp_rpc_get(gsp, fn, argc);
+
+	if (IS_ERR_OR_NULL(argv))
+		return argv;
+
+	return nvkm_gsp_rpc_push(gsp, argv, true, argc);
+}
+
+static inline int
+nvkm_gsp_rpc_wr(struct nvkm_gsp *gsp, void *argv, bool wait)
+{
+	void *repv = nvkm_gsp_rpc_push(gsp, argv, wait, 0);
+
+	if (IS_ERR(repv))
+		return PTR_ERR(repv);
+
+	return 0;
+}
+
+static inline void
+nvkm_gsp_rpc_done(struct nvkm_gsp *gsp, void *repv)
+{
+	gsp->rm->rpc_done(gsp, repv);
 }
 
 int gv100_gsp_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_gsp **);
@@ -22,4 +190,5 @@ int tu102_gsp_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_
 int tu116_gsp_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_gsp **);
 int ga100_gsp_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_gsp **);
 int ga102_gsp_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_gsp **);
+int ad102_gsp_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_gsp **);
 #endif