drm/nvd0/disp: extend the init voodoo to cover crtcs
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c
index a0cc287..d282f2a 100644
--- a/drivers/gpu/drm/nouveau/nvd0_display.c
+++ b/drivers/gpu/drm/nouveau/nvd0_display.c
@@ -718,9 +718,8 @@
static void
nvd0_display_unk1_handler(struct drm_device *dev)
{
- u32 unk0 = nv_rd32(dev, 0x6101d0);
-
- NV_INFO(dev, "PDISP: unk1 0x%08x\n", unk0);
+ NV_INFO(dev, "PDISP: 1 0x%08x 0x%08x 0x%08x\n", nv_rd32(dev, 0x6101d0),
+ nv_rd32(dev, 0x6101d4), nv_rd32(dev, 0x6109d4));
nv_wr32(dev, 0x6101d4, 0x00000000);
nv_wr32(dev, 0x6109d4, 0x00000000);
@@ -730,9 +729,8 @@
static void
nvd0_display_unk2_handler(struct drm_device *dev)
{
- u32 unk0 = nv_rd32(dev, 0x6101d0);
-
- NV_INFO(dev, "PDISP: unk2 0x%08x\n", unk0);
+ NV_INFO(dev, "PDISP: 2 0x%08x 0x%08x 0x%08x\n", nv_rd32(dev, 0x6101d0),
+ nv_rd32(dev, 0x6101d4), nv_rd32(dev, 0x6109d4));
nv_wr32(dev, 0x6101d4, 0x00000000);
nv_wr32(dev, 0x6109d4, 0x00000000);
@@ -742,9 +740,8 @@
static void
nvd0_display_unk4_handler(struct drm_device *dev)
{
- u32 unk0 = nv_rd32(dev, 0x6101d0);
-
- NV_INFO(dev, "PDISP: unk4 0x%08x\n", unk0);
+ NV_INFO(dev, "PDISP: 4 0x%08x 0x%08x 0x%08x\n", nv_rd32(dev, 0x6101d0),
+ nv_rd32(dev, 0x6101d4), nv_rd32(dev, 0x6109d4));
nv_wr32(dev, 0x6101d4, 0x00000000);
nv_wr32(dev, 0x6109d4, 0x00000000);
@@ -849,18 +846,6 @@
u32 *push;
int i;
- /*XXX: wrong, and wtf is it for? */
- for (i = 0; i < 3; i++) {
- u32 dac = nv_rd32(dev, 0x61a000 + (i * 0x800));
- nv_wr32(dev, 0x6101c0 + (i * 0x800), dac);
- }
-
- /*XXX: wrong, and wtf is it for? SOR_MODE_CTRL is an error without.. */
- for (i = 0; i < 4; i++) {
- u32 sor = nv_rd32(dev, 0x61c000 + (i * 0x800));
- nv_wr32(dev, 0x6301c4 + (i * 0x800), sor);
- }
-
if (nv_rd32(dev, 0x6100ac) & 0x00000100) {
nv_wr32(dev, 0x6100ac, 0x00000100);
nv_mask(dev, 0x6194e8, 0x00000001, 0x00000000);
@@ -871,6 +856,29 @@
}
}
+ /* nfi what these are exactly, i do know that SOR_MODE_CTRL won't
+ * work at all unless you do the SOR part below.
+ */
+ for (i = 0; i < 3; i++) {
+ u32 dac = nv_rd32(dev, 0x61a000 + (i * 0x800));
+ nv_wr32(dev, 0x6101c0 + (i * 0x800), dac);
+ }
+
+ for (i = 0; i < 4; i++) {
+ u32 sor = nv_rd32(dev, 0x61c000 + (i * 0x800));
+ nv_wr32(dev, 0x6301c4 + (i * 0x800), sor);
+ }
+
+ for (i = 0; i < 2; i++) {
+ u32 crtc0 = nv_rd32(dev, 0x616104 + (i * 0x800));
+ u32 crtc1 = nv_rd32(dev, 0x616108 + (i * 0x800));
+ u32 crtc2 = nv_rd32(dev, 0x61610c + (i * 0x800));
+ nv_wr32(dev, 0x6101b4 + (i * 0x800), crtc0);
+ nv_wr32(dev, 0x6101b8 + (i * 0x800), crtc1);
+ nv_wr32(dev, 0x6101bc + (i * 0x800), crtc2);
+ }
+
+ /* point at our hash table / objects, enable interrupts */
nv_wr32(dev, 0x610010, (disp->mem->vinst >> 8) | 9);
nv_mask(dev, 0x6100b0, 0x00000307, 0x00000307);