drm/nvd0/disp: setup a couple of dma objects we'll need

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

1 files changed, 41 insertions, 2 deletions

diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c
index 10a44a1d44fc..6339a3d00363 100644
--- a/drivers/gpu/drm/nouveau/nvd0_display.c
+++ b/drivers/gpu/drm/nouveau/nvd0_display.c
@@ -30,6 +30,9 @@
 #include "nouveau_encoder.h"
 #include "nouveau_crtc.h"
 
+#define MEM_SYNC 0xe0000001
+#define MEM_VRAM 0xe0010000
+
 struct nvd0_display {
         struct nouveau_gpuobj *mem;
         struct {
@@ -172,6 +175,7 @@ int
 nvd0_display_init(struct drm_device *dev)
 {
         struct nvd0_display *disp = nvd0_display(dev);
+        u32 *push;
         int i;
 
         if (nv_rd32(dev, 0x6100ac) & 0x00000100) {
@@ -189,7 +193,7 @@ nvd0_display_init(struct drm_device *dev)
         /* init master */
         nv_wr32(dev, 0x610494, (disp->evo[0].handle >> 8) | 3);
         nv_wr32(dev, 0x610498, 0x00010000);
-        nv_wr32(dev, 0x61049c, 0x00000000);
+        nv_wr32(dev, 0x61049c, 0x00000001);
         nv_mask(dev, 0x610490, 0x00000010, 0x00000010);
         nv_wr32(dev, 0x640000, 0x00000000);
         nv_wr32(dev, 0x610490, 0x01000013);
@@ -214,6 +218,19 @@ nvd0_display_init(struct drm_device *dev)
                 nv_mask(dev, 0x6100a0, 1 << i, 1 << i);
         }
 
+        push = evo_wait(dev, 0, 32);
+        if (!push)
+                return -EBUSY;
+        evo_mthd(push, 0x0088, 1);
+        evo_data(push, MEM_SYNC);
+        evo_mthd(push, 0x0084, 1);
+        evo_data(push, 0x00000000);
+        evo_mthd(push, 0x0084, 1);
+        evo_data(push, 0x80000000);
+        evo_mthd(push, 0x008c, 1);
+        evo_data(push, 0x00000000);
+        evo_kick(push, dev, 0);
+
         return 0;
 }
 
@@ -238,6 +255,7 @@ int
 nvd0_display_create(struct drm_device *dev)
 {
         struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem;
         struct pci_dev *pdev = dev->pdev;
         struct nvd0_display *disp;
         int ret;
@@ -251,10 +269,31 @@ nvd0_display_create(struct drm_device *dev)
         nouveau_irq_register(dev, 26, nvd0_display_intr);
 
         /* hash table and dma objects for the memory areas we care about */
-        ret = nouveau_gpuobj_new(dev, NULL, 4 * 1024, 0x1000, 0, &disp->mem);
+        ret = nouveau_gpuobj_new(dev, NULL, 0x4000, 0x10000,
+                                 NVOBJ_FLAG_ZERO_ALLOC, &disp->mem);
         if (ret)
                 goto out;
 
+        nv_wo32(disp->mem, 0x1000, 0x00000049);
+        nv_wo32(disp->mem, 0x1004, (disp->mem->vinst + 0x2000) >> 8);
+        nv_wo32(disp->mem, 0x1008, (disp->mem->vinst + 0x2fff) >> 8);
+        nv_wo32(disp->mem, 0x100c, 0x00000000);
+        nv_wo32(disp->mem, 0x1010, 0x00000000);
+        nv_wo32(disp->mem, 0x1014, 0x00000000);
+        nv_wo32(disp->mem, 0x0000, MEM_SYNC);
+        nv_wo32(disp->mem, 0x0004, (0x1000 << 9) | 0x00000001);
+
+        nv_wo32(disp->mem, 0x1020, 0x00000009);
+        nv_wo32(disp->mem, 0x1024, 0x00000000);
+        nv_wo32(disp->mem, 0x1028, (dev_priv->vram_size - 1) >> 8);
+        nv_wo32(disp->mem, 0x102c, 0x00000000);
+        nv_wo32(disp->mem, 0x1030, 0x00000000);
+        nv_wo32(disp->mem, 0x1034, 0x00000000);
+        nv_wo32(disp->mem, 0x0008, MEM_VRAM);
+        nv_wo32(disp->mem, 0x000c, (0x1020 << 9) | 0x00000001);
+
+        pinstmem->flush(dev);
+
         /* push buffers for evo channels */
         disp->evo[0].ptr =
                 pci_alloc_consistent(pdev, PAGE_SIZE, &disp->evo[0].handle);