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authorBen Skeggs <bskeggs@redhat.com>2010-03-16 13:20:58 +1000
committerBen Skeggs <bskeggs@redhat.com>2010-04-09 10:11:25 +1000
commit0c324971986f1498ccd289cb2b4927a6fd3efbe5 (patch)
tree8243633f33ce2cc8b8fd990db91b368af7a13043 /drivers
parent0dd8c3f093e3d0cab2cc967f9620b41a125f1f56 (diff)
drm/nv50: fix fbcon when framebuffer above 4GiB mark
This can't actually happen right now, but lets fix it anyway. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_fbcon.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c
index 25a3cd8794f9..a8c70e7e9184 100644
--- a/drivers/gpu/drm/nouveau/nv50_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c
@@ -157,8 +157,11 @@ nv50_fbcon_accel_init(struct fb_info *info)
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *chan = dev_priv->channel;
struct nouveau_gpuobj *eng2d = NULL;
+ uint64_t fb;
int ret, format;
+ fb = info->fix.smem_start - dev_priv->fb_phys + dev_priv->vm_vram_base;
+
switch (info->var.bits_per_pixel) {
case 8:
format = 0xf3;
@@ -248,9 +251,8 @@ nv50_fbcon_accel_init(struct fb_info *info)
OUT_RING(chan, info->fix.line_length);
OUT_RING(chan, info->var.xres_virtual);
OUT_RING(chan, info->var.yres_virtual);
- OUT_RING(chan, 0);
- OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys +
- dev_priv->vm_vram_base);
+ OUT_RING(chan, upper_32_bits(fb));
+ OUT_RING(chan, lower_32_bits(fb));
BEGIN_RING(chan, NvSub2D, 0x0230, 2);
OUT_RING(chan, format);
OUT_RING(chan, 1);
@@ -258,9 +260,8 @@ nv50_fbcon_accel_init(struct fb_info *info)
OUT_RING(chan, info->fix.line_length);
OUT_RING(chan, info->var.xres_virtual);
OUT_RING(chan, info->var.yres_virtual);
- OUT_RING(chan, 0);
- OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys +
- dev_priv->vm_vram_base);
+ OUT_RING(chan, upper_32_bits(fb));
+ OUT_RING(chan, lower_32_bits(fb));
return 0;
}