diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-11-22 23:56:27 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-11-23 00:23:24 +0100 |
| commit | 6eb18f8b6006b0e869a8484b1daaa63adce1b73e (patch) | |
| tree | f924dbe6b56137752e7615306e84d4f607111196 /drivers/gpu/drm/radeon/evergreen.c | |
| parent | drm/radeon/kms: move r7xx/evergreen to its own vram_gtt setup function (diff) | |
| download | linux-6eb18f8b6006b0e869a8484b1daaa63adce1b73e.tar.xz linux-6eb18f8b6006b0e869a8484b1daaa63adce1b73e.zip | |
drm/radeon/kms: MC setup changes for fusion APUs
- CONFIG_MEMSIZE is in bytes on fusion.
- FB_BASE and FB_TOP are finer grained.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index e9b262fdaa2c..090f74700081 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1940,9 +1940,15 @@ int evergreen_mc_init(struct radeon_device *rdev) rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); /* Setup GPU memory space */ - /* size in MB on evergreen */ - rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; - rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; + if (rdev->flags & RADEON_IS_IGP) { + /* size in bytes on fusion */ + rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); + rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); + } else { + /* size in MB on evergreen */ + rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; + rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; + } rdev->mc.visible_vram_size = rdev->mc.aper_size; rdev->mc.active_vram_size = rdev->mc.visible_vram_size; r700_vram_gtt_location(rdev, &rdev->mc); |