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>
This commit is contained in:
Ben Skeggs 2010-03-16 13:20:58 +10:00
parent 0dd8c3f093
commit 0c32497198

View file

@ -157,8 +157,11 @@ nv50_fbcon_accel_init(struct fb_info *info)
struct drm_nouveau_private *dev_priv = dev->dev_private; struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *chan = dev_priv->channel; struct nouveau_channel *chan = dev_priv->channel;
struct nouveau_gpuobj *eng2d = NULL; struct nouveau_gpuobj *eng2d = NULL;
uint64_t fb;
int ret, format; int ret, format;
fb = info->fix.smem_start - dev_priv->fb_phys + dev_priv->vm_vram_base;
switch (info->var.bits_per_pixel) { switch (info->var.bits_per_pixel) {
case 8: case 8:
format = 0xf3; 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->fix.line_length);
OUT_RING(chan, info->var.xres_virtual); OUT_RING(chan, info->var.xres_virtual);
OUT_RING(chan, info->var.yres_virtual); OUT_RING(chan, info->var.yres_virtual);
OUT_RING(chan, 0); OUT_RING(chan, upper_32_bits(fb));
OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys + OUT_RING(chan, lower_32_bits(fb));
dev_priv->vm_vram_base);
BEGIN_RING(chan, NvSub2D, 0x0230, 2); BEGIN_RING(chan, NvSub2D, 0x0230, 2);
OUT_RING(chan, format); OUT_RING(chan, format);
OUT_RING(chan, 1); 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->fix.line_length);
OUT_RING(chan, info->var.xres_virtual); OUT_RING(chan, info->var.xres_virtual);
OUT_RING(chan, info->var.yres_virtual); OUT_RING(chan, info->var.yres_virtual);
OUT_RING(chan, 0); OUT_RING(chan, upper_32_bits(fb));
OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys + OUT_RING(chan, lower_32_bits(fb));
dev_priv->vm_vram_base);
return 0; return 0;
} }