nv_clk_src_hclkm2d3
case 0x00000000: return nvkm_clk_read(&clk->base, nv_clk_src_hclkm2d3);
case 0x00000800: return nvkm_clk_read(&clk->base, nv_clk_src_hclkm2d3);
case nv_clk_src_hclkm2d3: