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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/gpu/drm/nouveau/nv40_mc.c
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv40_mc.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv40_mc.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv40_mc.c b/drivers/gpu/drm/nouveau/nv40_mc.c
new file mode 100644
index 00000000..03c0d4c3
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nv40_mc.c
@@ -0,0 +1,28 @@
+#include "drmP.h"
+#include "drm.h"
+#include "nouveau_drv.h"
+#include "nouveau_drm.h"
+
+int
+nv40_mc_init(struct drm_device *dev)
+{
+ /* Power up everything, resetting each individual unit will
+ * be done later if needed.
+ */
+ nv_wr32(dev, NV03_PMC_ENABLE, 0xFFFFFFFF);
+
+ if (nv44_graph_class(dev)) {
+ u32 tmp = nv_rd32(dev, NV04_PFB_FIFO_DATA);
+ nv_wr32(dev, NV40_PMC_1700, tmp);
+ nv_wr32(dev, NV40_PMC_1704, 0);
+ nv_wr32(dev, NV40_PMC_1708, 0);
+ nv_wr32(dev, NV40_PMC_170C, tmp);
+ }
+
+ return 0;
+}
+
+void
+nv40_mc_takedown(struct drm_device *dev)
+{
+}