drm/nouveau/pm/gk104: add compute signals/sources

These signals and sources have been reverse engineered from CUPTI
(Linux). Graphics signals exposed by PerfKit (Windows only) will be
added later. I need to reverse engineer them and it's a bit painful.
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/nvkm/engine/pm/gf100.h

@@ -27,5 +27,6 @@ int gf100_pm_fini(struct nvkm_object *, bool);
 extern const struct nvkm_specdom gf100_pm_gpc[];
 
 extern const struct nvkm_specsrc gf100_pmfb_sources[];
+extern const struct nvkm_specsrc gf117_pbfb_sources[];
 
 #endif

drivers/gpu/drm/nouveau/nvkm/engine/pm/gf117.c

@@ -39,7 +39,7 @@ gf117_pmfb_sources[] = {
 	{}
 };
 
-static const struct nvkm_specsrc
+const struct nvkm_specsrc
 gf117_pbfb_sources[] = {
 	{ 0x110100, (const struct nvkm_specmux[]) {
 			{ 0x1, 0, "unk0" },
@@ -47,6 +47,12 @@ gf117_pbfb_sources[] = {
 			{ 0x3, 8, "unk8" },
 			{}
 		}, "pbfb0_pm_unk100" },
+        { 0x10f100, (const struct nvkm_specmux[]) {
+			{ 0x1, 0, "unk0" },
+			{ 0xf, 4, "unk4" },
+			{ 0x3, 8, "unk8" },
+			{}
+		}, "pbfb_broadcast_pm_unk100" },
 	{}
 };
 

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

@@ -23,6 +23,52 @@
  */
 #include "gf100.h"
 
+static const struct nvkm_specsrc
+gk104_pmfb_sources[] = {
+	{ 0x140028, (const struct nvkm_specmux[]) {
+			{ 0x3fff, 0, "unk0" },
+			{ 0x7, 16, "unk16" },
+			{ 0x3, 24, "unk24" },
+			{ 0x2, 28, "unk28" },
+			{}
+		}, "pmfb0_pm_unk28" },
+	{ 0x14125c, (const struct nvkm_specmux[]) {
+			{ 0x3fff, 0, "unk0" },
+			{}
+		}, "pmfb0_subp0_pm_unk25c" },
+	{ 0x14165c, (const struct nvkm_specmux[]) {
+			{ 0x3fff, 0, "unk0" },
+			{}
+		}, "pmfb0_subp1_pm_unk25c" },
+	{ 0x141a5c, (const struct nvkm_specmux[]) {
+			{ 0x3fff, 0, "unk0" },
+			{}
+		}, "pmfb0_subp2_pm_unk25c" },
+	{ 0x141e5c, (const struct nvkm_specmux[]) {
+			{ 0x3fff, 0, "unk0" },
+			{}
+		}, "pmfb0_subp3_pm_unk25c" },
+	{}
+};
+
+static const struct nvkm_specsrc
+gk104_tex_sources[] = {
+	{ 0x5042c0, (const struct nvkm_specmux[]) {
+			{ 0xf, 0, "sel0", true },
+			{ 0x7, 8, "sel1", true },
+			{}
+		}, "pgraph_gpc0_tpc0_tex_pm_mux_c_d" },
+	{ 0x5042c8, (const struct nvkm_specmux[]) {
+			{ 0x1f, 0, "sel", true },
+			{}
+		}, "pgraph_gpc0_tpc0_tex_pm_unkc8" },
+	{ 0x5042b8, (const struct nvkm_specmux[]) {
+			{ 0xff, 0, "sel", true },
+			{}
+		}, "pgraph_gpc0_tpc0_tex_pm_unkb8" },
+	{}
+};
+
 static const struct nvkm_specdom
 gk104_pm_hub[] = {
 	{ 0x60, (const struct nvkm_specsig[]) {
@@ -69,12 +115,51 @@ gk104_pm_gpc[] = {
 			{ 0xc7, "gpc00_user_0" },
 			{}
 		}, &gf100_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &gf100_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{ 0x00, "gpc02_tex_00", gk104_tex_sources },
+			{ 0x01, "gpc02_tex_01", gk104_tex_sources },
+			{ 0x02, "gpc02_tex_02", gk104_tex_sources },
+			{ 0x03, "gpc02_tex_03", gk104_tex_sources },
+			{ 0x04, "gpc02_tex_04", gk104_tex_sources },
+			{ 0x05, "gpc02_tex_05", gk104_tex_sources },
+			{ 0x06, "gpc02_tex_06", gk104_tex_sources },
+			{ 0x07, "gpc02_tex_07", gk104_tex_sources },
+			{ 0x08, "gpc02_tex_08", gk104_tex_sources },
+			{ 0x0a, "gpc02_tex_0a", gk104_tex_sources },
+			{ 0x0b, "gpc02_tex_0b", gk104_tex_sources },
+			{ 0x0d, "gpc02_tex_0c", gk104_tex_sources },
+			{ 0x0c, "gpc02_tex_0d", gk104_tex_sources },
+			{ 0x0e, "gpc02_tex_0e", gk104_tex_sources },
+			{ 0x0f, "gpc02_tex_0f", gk104_tex_sources },
+			{ 0x10, "gpc02_tex_10", gk104_tex_sources },
+			{ 0x11, "gpc02_tex_11", gk104_tex_sources },
+			{ 0x12, "gpc02_tex_12", gk104_tex_sources },
+			{}
+		}, &gf100_perfctr_func },
 	{}
 };
 
 static const struct nvkm_specdom
 gk104_pm_part[] = {
 	{ 0x60, (const struct nvkm_specsig[]) {
+			{ 0x00, "part00_pbfb_00", gf117_pbfb_sources },
+			{ 0x01, "part00_pbfb_01", gf117_pbfb_sources },
+			{ 0x0c, "part00_pmfb_00", gk104_pmfb_sources },
+			{ 0x0d, "part00_pmfb_01", gk104_pmfb_sources },
+			{ 0x0e, "part00_pmfb_02", gk104_pmfb_sources },
+			{ 0x0f, "part00_pmfb_03", gk104_pmfb_sources },
+			{ 0x10, "part00_pmfb_04", gk104_pmfb_sources },
+			{ 0x12, "part00_pmfb_05", gk104_pmfb_sources },
+			{ 0x15, "part00_pmfb_06", gk104_pmfb_sources },
+			{ 0x16, "part00_pmfb_07", gk104_pmfb_sources },
+			{ 0x18, "part00_pmfb_08", gk104_pmfb_sources },
+			{ 0x21, "part00_pmfb_09", gk104_pmfb_sources },
+			{ 0x25, "part00_pmfb_0a", gk104_pmfb_sources },
+			{ 0x26, "part00_pmfb_0b", gk104_pmfb_sources },
+			{ 0x27, "part00_pmfb_0c", gk104_pmfb_sources },
 			{ 0x47, "part00_user_0" },
 			{}
 		}, &gf100_perfctr_func },