add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110.c
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@@ -820,6 +820,15 @@
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 	nvkm_mask(device, 0x419eb0, 0x00001000, 0x00001000);
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 }
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+void
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+gk110_grctx_generate_r419f78(struct gf100_gr *gr)
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+{
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+	struct nvkm_device *device = gr->base.engine.subdev.device;
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+
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+	/* bit 3 set disables loads in fp helper invocations, we need it enabled */
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+	nvkm_mask(device, 0x419f78, 0x00000008, 0x00000000);
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+}
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+
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 const struct gf100_grctx_func
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 gk110_grctx = {
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 	.main  = gf100_grctx_generate_main,
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@@ -852,4 +861,5 @@
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 	.gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr,
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 	.r418800 = gk104_grctx_generate_r418800,
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 	.r419eb0 = gk110_grctx_generate_r419eb0,
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+	.r419f78 = gk110_grctx_generate_r419f78,
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 };