drm/nvc0-/gr: remove hardcoding of UNK count/mask in GPCCS ucode

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

4 files changed, 129 insertions, 95 deletions

diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpc.fuc b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpc.fuc
index 32832720e42..b9dba107e78 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpc.fuc
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpc.fuc
@@ -42,8 +42,8 @@ tpc_count:		.b32 0
 tpc_mask:		.b32 0
 
 #if NV_PGRAPH_GPCX_UNK__SIZE > 0
-unk_count:		.b32 1
-unk_mask:		.b32 1
+unk_count:		.b32 0
+unk_mask:		.b32 0
 #endif
 
 cmd_queue:		queue_init
@@ -115,6 +115,31 @@ init:
 	iord $r2 I[$r1 + 0x000]		// MYINDEX
 	st b32 D[$r0 + #gpc_id] $r2
 
+#if NV_PGRAPH_GPCX_UNK__SIZE > 0
+	// figure out which, and how many, UNKs are actually present
+	mov $r14 0x0c30
+	sethi $r14 0x500000
+	clear b32 $r2
+	clear b32 $r3
+	clear b32 $r4
+	init_unk_loop:
+		call #nv_rd32
+		cmp b32 $r15 0
+		bra z #init_unk_next
+			mov $r15 1
+			shl b32 $r15 $r2
+			or $r4 $r15
+			add b32 $r3 1
+		init_unk_next:
+		add b32 $r2 1
+		add b32 $r14 4
+		cmp b32 $r2 NV_PGRAPH_GPCX_UNK__SIZE
+		bra ne #init_unk_loop
+	init_unk_done:
+	st b32 D[$r0 + #unk_count] $r3
+	st b32 D[$r0 + #unk_mask] $r4
+#endif
+
 	// initialise context base, and size tracking
 	mov $r2 0x800
 	shl b32 $r2 6
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvd7.fuc.h b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvd7.fuc.h
index 95d13a1dbb0..66d034faedd 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvd7.fuc.h
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvd7.fuc.h
@@ -16,9 +16,9 @@ uint32_t nvd7_grgpc_data[] = {
 /* 0x0018: tpc_mask */
 	0x00000000,
 /* 0x001c: unk_count */
-	0x00000001,
+	0x00000000,
 /* 0x0020: unk_mask */
-	0x00000001,
+	0x00000000,
 /* 0x0024: cmd_queue */
 	0x00000000,
 	0x00000000,
@@ -271,7 +271,7 @@ uint32_t nvd7_grgpc_code[] = {
 	0xf10004fe,
 	0xf0120017,
 	0x12d00227,
-	0x2317f100,
+	0x5717f100,
 	0x0010fe04,
 	0x040017f1,
 	0xf0c010d0,
@@ -286,7 +286,23 @@ uint32_t nvd7_grgpc_code[] = {
 	0x06038005,
 	0x040010b7,
 	0x800012cf,
-	0x27f10402,
+	0xe7f10402,
+	0xe3f00c30,
+	0xbd24bd50,
+/* 0x035f: init_unk_loop */
+	0xf444bd34,
+	0xf6b06821,
+	0x0f0bf400,
+	0xbb01f7f0,
+	0x4ffd04f2,
+	0x0130b605,
+/* 0x0374: init_unk_next */
+	0xb60120b6,
+	0x26b004e0,
+	0xe21bf401,
+/* 0x0380: init_unk_done */
+	0x80070380,
+	0x27f10804,
 	0x24b60800,
 	0x4022cf06,
 	0x47f134bd,
@@ -323,7 +339,7 @@ uint32_t nvd7_grgpc_code[] = {
 	0x10b74013,
 	0x24bd0800,
 	0xd01f29f0,
-/* 0x03e6: main */
+/* 0x041a: main */
 	0x31f40012,
 	0x0028f400,
 	0xf424d7f0,
@@ -335,12 +351,12 @@ uint32_t nvd7_grgpc_code[] = {
 	0xe4b60412,
 	0x051efd01,
 	0xf50018fe,
-	0xf404a821,
-/* 0x0416: main_not_ctx_xfer */
+	0xf404dc21,
+/* 0x044a: main_not_ctx_xfer */
 	0xef94d30e,
 	0x01f5f010,
 	0x02ec21f5,
-/* 0x0423: ih */
+/* 0x0457: ih */
 	0xf9c60ef4,
 	0x0188fe80,
 	0x90f980f9,
@@ -355,7 +371,7 @@ uint32_t nvd7_grgpc_code[] = {
 	0xb70421f4,
 	0xf00400b0,
 	0xbed001e7,
-/* 0x0459: ih_no_fifo */
+/* 0x048d: ih_no_fifo */
 	0x400ad000,
 	0xe0fcf0fc,
 	0xb0fcd0fc,
@@ -363,28 +379,28 @@ uint32_t nvd7_grgpc_code[] = {
 	0x88fe80fc,
 	0xf480fc00,
 	0x01f80032,
-/* 0x0474: hub_barrier_done */
+/* 0x04a8: hub_barrier_done */
 	0x9801f7f0,
 	0xfebb040e,
 	0x18e7f104,
 	0x40e3f094,
 	0xf88d21f4,
-/* 0x0489: ctx_redswitch */
+/* 0x04bd: ctx_redswitch */
 	0x14e7f100,
 	0x06e4b606,
 	0xd020f7f0,
 	0xf7f000ef,
-/* 0x0499: ctx_redswitch_delay */
+/* 0x04cd: ctx_redswitch_delay */
 	0x01f2b608,
 	0xf1fd1bf4,
 	0xd00a20f7,
 	0x00f800ef,
-/* 0x04a8: ctx_xfer */
+/* 0x04dc: ctx_xfer */
 	0x0a0417f1,
 	0xd00614b6,
 	0x11f4001f,
-	0x8921f507,
-/* 0x04b9: ctx_xfer_not_load */
+	0xbd21f507,
+/* 0x04ed: ctx_xfer_not_load */
 	0xfc17f104,
 	0x0213f04a,
 	0xd00c27f0,
@@ -424,13 +440,13 @@ uint32_t nvd7_grgpc_code[] = {
 	0x21f5015c,
 	0x01f40207,
 	0x1412f406,
-/* 0x0554: ctx_xfer_post */
+/* 0x0588: ctx_xfer_post */
 	0x4afc17f1,
 	0xf00213f0,
 	0x12d00d27,
 	0x0721f500,
-/* 0x0565: ctx_xfer_done */
-	0x7421f502,
+/* 0x0599: ctx_xfer_done */
+	0xa821f502,
 	0x0000f804,
 	0x00000000,
 	0x00000000,
@@ -456,17 +472,4 @@ uint32_t nvd7_grgpc_code[] = {
 	0x00000000,
 	0x00000000,
 	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
 };
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnve0.fuc.h b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnve0.fuc.h
index dc26c2822e9..dc9c7784aec 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnve0.fuc.h
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnve0.fuc.h
@@ -16,9 +16,9 @@ uint32_t nve0_grgpc_data[] = {
 /* 0x0018: tpc_mask */
 	0x00000000,
 /* 0x001c: unk_count */
-	0x00000001,
+	0x00000000,
 /* 0x0020: unk_mask */
-	0x00000001,
+	0x00000000,
 /* 0x0024: cmd_queue */
 	0x00000000,
 	0x00000000,
@@ -271,7 +271,7 @@ uint32_t nve0_grgpc_code[] = {
 	0xf10004fe,
 	0xf0120017,
 	0x12d00227,
-	0x2317f100,
+	0x5717f100,
 	0x0010fe04,
 	0x040017f1,
 	0xf0c010d0,
@@ -286,7 +286,23 @@ uint32_t nve0_grgpc_code[] = {
 	0x06038005,
 	0x040010b7,
 	0x800012cf,
-	0x27f10402,
+	0xe7f10402,
+	0xe3f00c30,
+	0xbd24bd50,
+/* 0x035f: init_unk_loop */
+	0xf444bd34,
+	0xf6b06821,
+	0x0f0bf400,
+	0xbb01f7f0,
+	0x4ffd04f2,
+	0x0130b605,
+/* 0x0374: init_unk_next */
+	0xb60120b6,
+	0x26b004e0,
+	0xe21bf401,
+/* 0x0380: init_unk_done */
+	0x80070380,
+	0x27f10804,
 	0x24b60800,
 	0x4022cf06,
 	0x47f134bd,
@@ -323,7 +339,7 @@ uint32_t nve0_grgpc_code[] = {
 	0x10b74013,
 	0x24bd0800,
 	0xd01f29f0,
-/* 0x03e6: main */
+/* 0x041a: main */
 	0x31f40012,
 	0x0028f400,
 	0xf424d7f0,
@@ -335,12 +351,12 @@ uint32_t nve0_grgpc_code[] = {
 	0xe4b60412,
 	0x051efd01,
 	0xf50018fe,
-	0xf404a821,
-/* 0x0416: main_not_ctx_xfer */
+	0xf404dc21,
+/* 0x044a: main_not_ctx_xfer */
 	0xef94d30e,
 	0x01f5f010,
 	0x02ec21f5,
-/* 0x0423: ih */
+/* 0x0457: ih */
 	0xf9c60ef4,
 	0x0188fe80,
 	0x90f980f9,
@@ -355,7 +371,7 @@ uint32_t nve0_grgpc_code[] = {
 	0xb70421f4,
 	0xf00400b0,
 	0xbed001e7,
-/* 0x0459: ih_no_fifo */
+/* 0x048d: ih_no_fifo */
 	0x400ad000,
 	0xe0fcf0fc,
 	0xb0fcd0fc,
@@ -363,28 +379,28 @@ uint32_t nve0_grgpc_code[] = {
 	0x88fe80fc,
 	0xf480fc00,
 	0x01f80032,
-/* 0x0474: hub_barrier_done */
+/* 0x04a8: hub_barrier_done */
 	0x9801f7f0,
 	0xfebb040e,
 	0x18e7f104,
 	0x40e3f094,
 	0xf88d21f4,
-/* 0x0489: ctx_redswitch */
+/* 0x04bd: ctx_redswitch */
 	0x14e7f100,
 	0x06e4b606,
 	0xd020f7f0,
 	0xf7f000ef,
-/* 0x0499: ctx_redswitch_delay */
+/* 0x04cd: ctx_redswitch_delay */
 	0x01f2b608,
 	0xf1fd1bf4,
 	0xd00a20f7,
 	0x00f800ef,
-/* 0x04a8: ctx_xfer */
+/* 0x04dc: ctx_xfer */
 	0x0a0417f1,
 	0xd00614b6,
 	0x11f4001f,
-	0x8921f507,
-/* 0x04b9: ctx_xfer_not_load */
+	0xbd21f507,
+/* 0x04ed: ctx_xfer_not_load */
 	0xfc17f104,
 	0x0213f04a,
 	0xd00c27f0,
@@ -424,13 +440,13 @@ uint32_t nve0_grgpc_code[] = {
 	0x21f5015c,
 	0x01f40207,
 	0x1412f406,
-/* 0x0554: ctx_xfer_post */
+/* 0x0588: ctx_xfer_post */
 	0x4afc17f1,
 	0xf00213f0,
 	0x12d00d27,
 	0x0721f500,
-/* 0x0565: ctx_xfer_done */
-	0x7421f502,
+/* 0x0599: ctx_xfer_done */
+	0xa821f502,
 	0x0000f804,
 	0x00000000,
 	0x00000000,
@@ -456,17 +472,4 @@ uint32_t nve0_grgpc_code[] = {
 	0x00000000,
 	0x00000000,
 	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
 };
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvf0.fuc.h b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvf0.fuc.h
index ecf9a5fb855..cbbed6aa080 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvf0.fuc.h
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/fuc/gpcnvf0.fuc.h
@@ -16,9 +16,9 @@ uint32_t nvf0_grgpc_data[] = {
 /* 0x0018: tpc_mask */
 	0x00000000,
 /* 0x001c: unk_count */
-	0x00000001,
+	0x00000000,
 /* 0x0020: unk_mask */
-	0x00000001,
+	0x00000000,
 /* 0x0024: cmd_queue */
 	0x00000000,
 	0x00000000,
@@ -271,7 +271,7 @@ uint32_t nvf0_grgpc_code[] = {
 	0xf10004fe,
 	0xf0120017,
 	0x12d00227,
-	0x2317f100,
+	0x5717f100,
 	0x0010fe04,
 	0x040017f1,
 	0xf0c010d0,
@@ -286,7 +286,23 @@ uint32_t nvf0_grgpc_code[] = {
 	0x06038005,
 	0x040010b7,
 	0x800012cf,
-	0x27f10402,
+	0xe7f10402,
+	0xe3f00c30,
+	0xbd24bd50,
+/* 0x035f: init_unk_loop */
+	0xf444bd34,
+	0xf6b06821,
+	0x0f0bf400,
+	0xbb01f7f0,
+	0x4ffd04f2,
+	0x0130b605,
+/* 0x0374: init_unk_next */
+	0xb60120b6,
+	0x26b004e0,
+	0xe21bf402,
+/* 0x0380: init_unk_done */
+	0x80070380,
+	0x27f10804,
 	0x24b60800,
 	0x4022cf06,
 	0x47f134bd,
@@ -323,7 +339,7 @@ uint32_t nvf0_grgpc_code[] = {
 	0x10b74013,
 	0x24bd0800,
 	0xd01f29f0,
-/* 0x03e6: main */
+/* 0x041a: main */
 	0x31f40012,
 	0x0028f400,
 	0xf424d7f0,
@@ -335,12 +351,12 @@ uint32_t nvf0_grgpc_code[] = {
 	0xe4b60412,
 	0x051efd01,
 	0xf50018fe,
-	0xf404a821,
-/* 0x0416: main_not_ctx_xfer */
+	0xf404dc21,
+/* 0x044a: main_not_ctx_xfer */
 	0xef94d30e,
 	0x01f5f010,
 	0x02ec21f5,
-/* 0x0423: ih */
+/* 0x0457: ih */
 	0xf9c60ef4,
 	0x0188fe80,
 	0x90f980f9,
@@ -355,7 +371,7 @@ uint32_t nvf0_grgpc_code[] = {
 	0xb70421f4,
 	0xf00400b0,
 	0xbed001e7,
-/* 0x0459: ih_no_fifo */
+/* 0x048d: ih_no_fifo */
 	0x400ad000,
 	0xe0fcf0fc,
 	0xb0fcd0fc,
@@ -363,28 +379,28 @@ uint32_t nvf0_grgpc_code[] = {
 	0x88fe80fc,
 	0xf480fc00,
 	0x01f80032,
-/* 0x0474: hub_barrier_done */
+/* 0x04a8: hub_barrier_done */
 	0x9801f7f0,
 	0xfebb040e,
 	0x18e7f104,
 	0x40e3f094,
 	0xf88d21f4,
-/* 0x0489: ctx_redswitch */
+/* 0x04bd: ctx_redswitch */
 	0x14e7f100,
 	0x06e4b606,
 	0xd020f7f0,
 	0xf7f000ef,
-/* 0x0499: ctx_redswitch_delay */
+/* 0x04cd: ctx_redswitch_delay */
 	0x01f2b608,
 	0xf1fd1bf4,
 	0xd00a20f7,
 	0x00f800ef,
-/* 0x04a8: ctx_xfer */
+/* 0x04dc: ctx_xfer */
 	0x0a0417f1,
 	0xd00614b6,
 	0x11f4001f,
-	0x8921f507,
-/* 0x04b9: ctx_xfer_not_load */
+	0xbd21f507,
+/* 0x04ed: ctx_xfer_not_load */
 	0xfc17f104,
 	0x0213f04a,
 	0xd00c27f0,
@@ -424,13 +440,13 @@ uint32_t nvf0_grgpc_code[] = {
 	0x21f5015c,
 	0x01f40207,
 	0x1412f406,
-/* 0x0554: ctx_xfer_post */
+/* 0x0588: ctx_xfer_post */
 	0x4afc17f1,
 	0xf00213f0,
 	0x12d00d27,
 	0x0721f500,
-/* 0x0565: ctx_xfer_done */
-	0x7421f502,
+/* 0x0599: ctx_xfer_done */
+	0xa821f502,
 	0x0000f804,
 	0x00000000,
 	0x00000000,
@@ -456,17 +472,4 @@ uint32_t nvf0_grgpc_code[] = {
 	0x00000000,
 	0x00000000,
 	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
 };