drm/nouveau/fifo/gk104-: virtualise pbdma enable function (f37a302e) · Commits · github.com / kvm-riscv / linux

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c

+9 −1

Original line number	Diff line number	Diff line
		@@ -249,8 +249,16 @@ gk104_fifo_runlist = {
		.commit = gk104_fifo_runlist_commit,
		};

		void
		gk104_fifo_pbdma_init(struct gk104_fifo *fifo)
		{
		struct nvkm_device *device = fifo->base.engine.subdev.device;
		nvkm_wr32(device, 0x000204, (1 << fifo->pbdma_nr) - 1);
		}

		const struct gk104_fifo_pbdma_func
		gk104_fifo_pbdma = {
		.init = gk104_fifo_pbdma_init,
		};

		static void
		@@ -991,7 +999,7 @@ gk104_fifo_init(struct nvkm_fifo *base)
		int i;

		/* Enable PBDMAs. */
		nvkm_wr32(device, 0x000204, (1 << fifo->pbdma_nr) - 1);
		fifo->func->pbdma->init(fifo);

		/* PBDMA[n] */
		for (i = 0; i < fifo->pbdma_nr; i++) {

+2 −0

Original line number	Diff line number	Diff line
		@@ -46,6 +46,7 @@ struct gk104_fifo {

		struct gk104_fifo_func {
		const struct gk104_fifo_pbdma_func {
		void (init)(struct gk104_fifo );
		void (init_timeout)(struct gk104_fifo );
		} *pbdma;

		@@ -88,6 +89,7 @@ void gk104_fifo_runlist_remove(struct gk104_fifo , struct gk104_fifo_chan );
		void gk104_fifo_runlist_update(struct gk104_fifo *, int runl);

		extern const struct gk104_fifo_pbdma_func gk104_fifo_pbdma;
		void gk104_fifo_pbdma_init(struct gk104_fifo *);
		extern const struct nvkm_enum gk104_fifo_fault_access[];
		extern const struct nvkm_enum gk104_fifo_fault_engine[];
		extern const struct nvkm_enum gk104_fifo_fault_reason[];

+1 −0

Original line number	Diff line number	Diff line
		@@ -38,6 +38,7 @@ gk208_fifo_pbdma_init_timeout(struct gk104_fifo *fifo)

		const struct gk104_fifo_pbdma_func
		gk208_fifo_pbdma = {
		.init = gk104_fifo_pbdma_init,
		.init_timeout = gk208_fifo_pbdma_init_timeout,
		};