drm/nouveau/mspdec: separate from vp

Switch to NVIDIA's name for the device.

The namespace of NVKM is being changed to nvkm_ instead of nouveau_,
which will be used for the DRM part of the driver.  This is being
done in order to make it very clear as to what part of the driver a
given symbol belongs to, and as a minor step towards splitting the
DRM driver out to be able to stand on its own (for virt).

Because there's already a large amount of churn here anyway, this is
as good a time as any to also switch to NVIDIA's device and chipset
naming to ease collaboration with them.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv84.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv84.c
index 6abcd5c..727358d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv84.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv84.c
@@ -57,7 +57,8 @@
 	switch (nv_engidx(object->engine)) {
 	case NVDEV_ENGINE_SW    : return 0;
 	case NVDEV_ENGINE_GR    : addr = 0x0020; break;
-	case NVDEV_ENGINE_VP    : addr = 0x0040; break;
+	case NVDEV_ENGINE_VP    :
+	case NVDEV_ENGINE_MSPDEC: addr = 0x0040; break;
 	case NVDEV_ENGINE_MSPPP :
 	case NVDEV_ENGINE_MPEG  : addr = 0x0060; break;
 	case NVDEV_ENGINE_BSP   :
@@ -95,7 +96,8 @@
 	switch (nv_engidx(object->engine)) {
 	case NVDEV_ENGINE_SW    : return 0;
 	case NVDEV_ENGINE_GR    : engn = 0; addr = 0x0020; break;
-	case NVDEV_ENGINE_VP    : engn = 3; addr = 0x0040; break;
+	case NVDEV_ENGINE_VP    :
+	case NVDEV_ENGINE_MSPDEC: engn = 3; addr = 0x0040; break;
 	case NVDEV_ENGINE_MSPPP :
 	case NVDEV_ENGINE_MPEG  : engn = 1; addr = 0x0060; break;
 	case NVDEV_ENGINE_BSP   :
@@ -148,7 +150,8 @@
 	case NVDEV_ENGINE_MSPPP : context |= 0x00200000; break;
 	case NVDEV_ENGINE_ME    :
 	case NVDEV_ENGINE_CE0   : context |= 0x00300000; break;
-	case NVDEV_ENGINE_VP    : context |= 0x00400000; break;
+	case NVDEV_ENGINE_VP    :
+	case NVDEV_ENGINE_MSPDEC: context |= 0x00400000; break;
 	case NVDEV_ENGINE_CIPHER:
 	case NVDEV_ENGINE_SEC   :
 	case NVDEV_ENGINE_VIC   : context |= 0x00500000; break;
@@ -195,6 +198,7 @@
 					  (1ULL << NVDEV_ENGINE_SEC) |
 					  (1ULL << NVDEV_ENGINE_BSP) |
 					  (1ULL << NVDEV_ENGINE_MSVLD) |
+					  (1ULL << NVDEV_ENGINE_MSPDEC) |
 					  (1ULL << NVDEV_ENGINE_MSPPP) |
 					  (1ULL << NVDEV_ENGINE_CE0) |
 					  (1ULL << NVDEV_ENGINE_VIC), &chan);
@@ -270,6 +274,7 @@
 					  (1ULL << NVDEV_ENGINE_SEC) |
 					  (1ULL << NVDEV_ENGINE_BSP) |
 					  (1ULL << NVDEV_ENGINE_MSVLD) |
+					  (1ULL << NVDEV_ENGINE_MSPDEC) |
 					  (1ULL << NVDEV_ENGINE_MSPPP) |
 					  (1ULL << NVDEV_ENGINE_CE0) |
 					  (1ULL << NVDEV_ENGINE_VIC), &chan);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nvc0.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nvc0.c
index d86601c..6e05b0b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nvc0.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nvc0.c
@@ -120,13 +120,13 @@
 	int ret;
 
 	switch (nv_engidx(object->engine)) {
-	case NVDEV_ENGINE_SW   : return 0;
-	case NVDEV_ENGINE_GR   : addr = 0x0210; break;
-	case NVDEV_ENGINE_CE0  : addr = 0x0230; break;
-	case NVDEV_ENGINE_CE1  : addr = 0x0240; break;
-	case NVDEV_ENGINE_MSVLD: addr = 0x0270; break;
-	case NVDEV_ENGINE_VP   : addr = 0x0250; break;
-	case NVDEV_ENGINE_MSPPP: addr = 0x0260; break;
+	case NVDEV_ENGINE_SW    : return 0;
+	case NVDEV_ENGINE_GR    : addr = 0x0210; break;
+	case NVDEV_ENGINE_CE0   : addr = 0x0230; break;
+	case NVDEV_ENGINE_CE1   : addr = 0x0240; break;
+	case NVDEV_ENGINE_MSVLD : addr = 0x0270; break;
+	case NVDEV_ENGINE_MSPDEC: addr = 0x0250; break;
+	case NVDEV_ENGINE_MSPPP : addr = 0x0260; break;
 	default:
 		return -EINVAL;
 	}
@@ -157,13 +157,13 @@
 	u32 addr;
 
 	switch (nv_engidx(object->engine)) {
-	case NVDEV_ENGINE_SW   : return 0;
-	case NVDEV_ENGINE_GR   : addr = 0x0210; break;
-	case NVDEV_ENGINE_CE0  : addr = 0x0230; break;
-	case NVDEV_ENGINE_CE1  : addr = 0x0240; break;
-	case NVDEV_ENGINE_MSVLD: addr = 0x0270; break;
-	case NVDEV_ENGINE_VP   : addr = 0x0250; break;
-	case NVDEV_ENGINE_MSPPP: addr = 0x0260; break;
+	case NVDEV_ENGINE_SW    : return 0;
+	case NVDEV_ENGINE_GR    : addr = 0x0210; break;
+	case NVDEV_ENGINE_CE0   : addr = 0x0230; break;
+	case NVDEV_ENGINE_CE1   : addr = 0x0240; break;
+	case NVDEV_ENGINE_MSVLD : addr = 0x0270; break;
+	case NVDEV_ENGINE_MSPDEC: addr = 0x0250; break;
+	case NVDEV_ENGINE_MSPPP : addr = 0x0260; break;
 	default:
 		return -EINVAL;
 	}
@@ -215,7 +215,7 @@
 					  (1ULL << NVDEV_ENGINE_CE0) |
 					  (1ULL << NVDEV_ENGINE_CE1) |
 					  (1ULL << NVDEV_ENGINE_MSVLD) |
-					  (1ULL << NVDEV_ENGINE_VP) |
+					  (1ULL << NVDEV_ENGINE_MSPDEC) |
 					  (1ULL << NVDEV_ENGINE_MSPPP), &chan);
 	*pobject = nv_object(chan);
 	if (ret)
@@ -381,12 +381,12 @@
 nvc0_fifo_engidx(struct nvc0_fifo_priv *priv, u32 engn)
 {
 	switch (engn) {
-	case NVDEV_ENGINE_GR   : engn = 0; break;
-	case NVDEV_ENGINE_MSVLD: engn = 1; break;
-	case NVDEV_ENGINE_MSPPP: engn = 2; break;
-	case NVDEV_ENGINE_VP   : engn = 3; break;
-	case NVDEV_ENGINE_CE0  : engn = 4; break;
-	case NVDEV_ENGINE_CE1  : engn = 5; break;
+	case NVDEV_ENGINE_GR    : engn = 0; break;
+	case NVDEV_ENGINE_MSVLD : engn = 1; break;
+	case NVDEV_ENGINE_MSPPP : engn = 2; break;
+	case NVDEV_ENGINE_MSPDEC: engn = 3; break;
+	case NVDEV_ENGINE_CE0   : engn = 4; break;
+	case NVDEV_ENGINE_CE1   : engn = 5; break;
 	default:
 		return -1;
 	}
@@ -401,7 +401,7 @@
 	case 0: engn = NVDEV_ENGINE_GR; break;
 	case 1: engn = NVDEV_ENGINE_MSVLD; break;
 	case 2: engn = NVDEV_ENGINE_MSPPP; break;
-	case 3: engn = NVDEV_ENGINE_VP; break;
+	case 3: engn = NVDEV_ENGINE_MSPDEC; break;
 	case 4: engn = NVDEV_ENGINE_CE0; break;
 	case 5: engn = NVDEV_ENGINE_CE1; break;
 	default:
@@ -551,7 +551,7 @@
 	{ 0x10, "PMSVLD", NULL, NVDEV_ENGINE_MSVLD },
 	{ 0x11, "PMSPPP", NULL, NVDEV_ENGINE_MSPPP },
 	{ 0x13, "PCOUNTER" },
-	{ 0x14, "PVP", NULL, NVDEV_ENGINE_VP },
+	{ 0x14, "PMSPDEC", NULL, NVDEV_ENGINE_MSPDEC },
 	{ 0x15, "PCE0", NULL, NVDEV_ENGINE_CE0 },
 	{ 0x16, "PCE1", NULL, NVDEV_ENGINE_CE1 },
 	{ 0x17, "PDAEMON" },
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nve0.c
index ea31e2d..f5965eb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nve0.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nve0.c
@@ -48,7 +48,7 @@
 } fifo_engine[] = {
 	_(NVDEV_ENGINE_GR      , (1ULL << NVDEV_ENGINE_SW) |
 				 (1ULL << NVDEV_ENGINE_CE2)),
-	_(NVDEV_ENGINE_VP      , 0),
+	_(NVDEV_ENGINE_MSPDEC  , 0),
 	_(NVDEV_ENGINE_MSPPP   , 0),
 	_(NVDEV_ENGINE_MSVLD   , 0),
 	_(NVDEV_ENGINE_CE0     , 0),
@@ -148,10 +148,10 @@
 	case NVDEV_ENGINE_CE2:
 		nv_engctx(ectx)->addr = nv_gpuobj(base)->addr >> 12;
 		return 0;
-	case NVDEV_ENGINE_GR   : addr = 0x0210; break;
-	case NVDEV_ENGINE_MSVLD: addr = 0x0270; break;
-	case NVDEV_ENGINE_VP   : addr = 0x0250; break;
-	case NVDEV_ENGINE_MSPPP: addr = 0x0260; break;
+	case NVDEV_ENGINE_GR    : addr = 0x0210; break;
+	case NVDEV_ENGINE_MSVLD : addr = 0x0270; break;
+	case NVDEV_ENGINE_MSPDEC: addr = 0x0250; break;
+	case NVDEV_ENGINE_MSPPP : addr = 0x0260; break;
 	default:
 		return -EINVAL;
 	}
@@ -182,14 +182,14 @@
 	u32 addr;
 
 	switch (nv_engidx(object->engine)) {
-	case NVDEV_ENGINE_SW   : return 0;
-	case NVDEV_ENGINE_CE0  :
-	case NVDEV_ENGINE_CE1  :
-	case NVDEV_ENGINE_CE2  : addr = 0x0000; break;
-	case NVDEV_ENGINE_GR   : addr = 0x0210; break;
-	case NVDEV_ENGINE_MSVLD: addr = 0x0270; break;
-	case NVDEV_ENGINE_VP   : addr = 0x0250; break;
-	case NVDEV_ENGINE_MSPPP: addr = 0x0260; break;
+	case NVDEV_ENGINE_SW    : return 0;
+	case NVDEV_ENGINE_CE0   :
+	case NVDEV_ENGINE_CE1   :
+	case NVDEV_ENGINE_CE2   : addr = 0x0000; break;
+	case NVDEV_ENGINE_GR    : addr = 0x0210; break;
+	case NVDEV_ENGINE_MSVLD : addr = 0x0270; break;
+	case NVDEV_ENGINE_MSPDEC: addr = 0x0250; break;
+	case NVDEV_ENGINE_MSPPP : addr = 0x0260; break;
 	default:
 		return -EINVAL;
 	}
@@ -414,14 +414,14 @@
 nve0_fifo_engidx(struct nve0_fifo_priv *priv, u32 engn)
 {
 	switch (engn) {
-	case NVDEV_ENGINE_GR   :
-	case NVDEV_ENGINE_CE2  : engn = 0; break;
-	case NVDEV_ENGINE_MSVLD: engn = 1; break;
-	case NVDEV_ENGINE_MSPPP: engn = 2; break;
-	case NVDEV_ENGINE_VP   : engn = 3; break;
-	case NVDEV_ENGINE_CE0  : engn = 4; break;
-	case NVDEV_ENGINE_CE1  : engn = 5; break;
-	case NVDEV_ENGINE_MSENC: engn = 6; break;
+	case NVDEV_ENGINE_GR    :
+	case NVDEV_ENGINE_CE2   : engn = 0; break;
+	case NVDEV_ENGINE_MSVLD : engn = 1; break;
+	case NVDEV_ENGINE_MSPPP : engn = 2; break;
+	case NVDEV_ENGINE_MSPDEC: engn = 3; break;
+	case NVDEV_ENGINE_CE0   : engn = 4; break;
+	case NVDEV_ENGINE_CE1   : engn = 5; break;
+	case NVDEV_ENGINE_MSENC : engn = 6; break;
 	default:
 		return -1;
 	}
@@ -622,7 +622,7 @@
 	{ 0x10, "MSVLD", NULL, NVDEV_ENGINE_MSVLD },
 	{ 0x11, "MSPPP", NULL, NVDEV_ENGINE_MSPPP },
 	{ 0x13, "PERF" },
-	{ 0x14, "MSPDEC", NULL, NVDEV_ENGINE_VP },
+	{ 0x14, "MSPDEC", NULL, NVDEV_ENGINE_MSPDEC },
 	{ 0x15, "CE0", NULL, NVDEV_ENGINE_CE0 },
 	{ 0x16, "CE1", NULL, NVDEV_ENGINE_CE1 },
 	{ 0x17, "PMU" },