diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/framebuffer.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/framebuffer.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index 8ea202f1ba5..c2cf6bf217d 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -543,9 +543,25 @@ static int psbfb_probe(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { struct psb_fbdev *psb_fbdev = (struct psb_fbdev *)helper; + struct drm_device *dev = psb_fbdev->psb_fb_helper.dev; + struct drm_psb_private *dev_priv = dev->dev_private; int new_fb = 0; + int bytespp; int ret; + bytespp = sizes->surface_bpp / 8; + if (bytespp == 3) /* no 24bit packed */ + bytespp = 4; + + /* If the mode will not fit in 32bit then switch to 16bit to get + a console on full resolution. The X mode setting server will + allocate its own 32bit GEM framebuffer */ + if (ALIGN(sizes->fb_width * bytespp, 64) * sizes->fb_height > + dev_priv->vram_stolen_size) { + sizes->surface_bpp = 16; + sizes->surface_depth = 16; + } + if (!helper->fb) { ret = psbfb_create(psb_fbdev, sizes); if (ret) |