From: Ben Skeggs <bskeggs@redhat.com>
Date: Sun, 28 Apr 2013 23:35:28 +0000 (+1000)
Subject: drm/nve0/fifo: copy engine context stored in ramfc, not externally
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=01672ef454307bf63e93defb3599399b678ff58b;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

drm/nve0/fifo: copy engine context stored in ramfc, not externally

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

diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
index 56192a7242ae..4419fd23d0d1 100644
--- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
@@ -138,10 +138,12 @@ nve0_fifo_context_attach(struct nouveau_object *parent,
 	int ret;
 
 	switch (nv_engidx(object->engine)) {
-	case NVDEV_ENGINE_SW   : return 0;
-	case NVDEV_ENGINE_GR   :
+	case NVDEV_ENGINE_SW   :
 	case NVDEV_ENGINE_COPY0:
-	case NVDEV_ENGINE_COPY1: addr = 0x0210; break;
+	case NVDEV_ENGINE_COPY1:
+	case NVDEV_ENGINE_COPY2:
+		return 0;
+	case NVDEV_ENGINE_GR   : addr = 0x0210; break;
 	case NVDEV_ENGINE_BSP  : addr = 0x0270; break;
 	case NVDEV_ENGINE_VP   : addr = 0x0250; break;
 	case NVDEV_ENGINE_PPP  : addr = 0x0260; break;
@@ -176,9 +178,10 @@ nve0_fifo_context_detach(struct nouveau_object *parent, bool suspend,
 
 	switch (nv_engidx(object->engine)) {
 	case NVDEV_ENGINE_SW   : return 0;
-	case NVDEV_ENGINE_GR   :
 	case NVDEV_ENGINE_COPY0:
-	case NVDEV_ENGINE_COPY1: addr = 0x0210; break;
+	case NVDEV_ENGINE_COPY1:
+	case NVDEV_ENGINE_COPY2: addr = 0x0000; break;
+	case NVDEV_ENGINE_GR   : addr = 0x0210; break;
 	case NVDEV_ENGINE_BSP  : addr = 0x0270; break;
 	case NVDEV_ENGINE_VP   : addr = 0x0250; break;
 	case NVDEV_ENGINE_PPP  : addr = 0x0260; break;
@@ -194,9 +197,12 @@ nve0_fifo_context_detach(struct nouveau_object *parent, bool suspend,
 			return -EBUSY;
 	}
 
-	nv_wo32(base, addr + 0x00, 0x00000000);
-	nv_wo32(base, addr + 0x04, 0x00000000);
-	bar->flush(bar);
+	if (addr) {
+		nv_wo32(base, addr + 0x00, 0x00000000);
+		nv_wo32(base, addr + 0x04, 0x00000000);
+		bar->flush(bar);
+	}
+
 	return 0;
 }